renkan: changeset 401:e02e58fc07cf

--- a/client/bower.json	Fri Mar 13 16:36:57 2015 +0100
+++ b/client/bower.json	Fri Mar 13 16:46:38 2015 +0100
@@ -1,6 +1,6 @@
 {
   "name": "renkan",
-  "version": "0.8.3",
+  "version": "0.8.4",
   "authors": [
     "IRI <dev@iri-research.org>"
   ],

--- a/client/package.json	Fri Mar 13 16:36:57 2015 +0100
+++ b/client/package.json	Fri Mar 13 16:46:38 2015 +0100
@@ -1,6 +1,6 @@
 {
   "name": "renkan",
-  "version": "0.8.3",
+  "version": "0.8.4",
   "description": "Renkan client application",
   "repository": {
     "type": "hg",

--- a/server/python/django/renkanmanager/static/renkanmanager/lib/FileSaver/FileSaver.js	Fri Mar 13 16:36:57 2015 +0100
+++ b/server/python/django/renkanmanager/static/renkanmanager/lib/FileSaver/FileSaver.js	Fri Mar 13 16:46:38 2015 +0100
@@ -1,6 +1,6 @@
 /* FileSaver.js
  * A saveAs() FileSaver implementation.
- * 2014-12-17
+ * 2015-03-04
  *
  * By Eli Grey, http://eligrey.com
  * License: X11/MIT
@@ -135,6 +135,10 @@
 				revoke(object_url);
 				return;
 			}
+			// prepend BOM for UTF-8 XML and text/plain types
+			if (/^\s*(?:text\/(?:plain|xml)|application\/xml|\S*\/\S*\+xml)\s*;.*charset\s*=\s*utf-8/i.test(blob.type)) {
+				blob = new Blob(["\ufeff", blob], {type: blob.type});
+			}
 			// Object and web filesystem URLs have a problem saving in Google Chrome when
 			// viewed in a tab, so I force save with application/octet-stream
 			// http://code.google.com/p/chromium/issues/detail?id=91158
@@ -236,7 +240,7 @@
 // with an attribute `content` that corresponds to the window
 
 if (typeof module !== "undefined" && module.exports) {
-  module.exports = saveAs;
+  module.exports.saveAs = saveAs;
 } else if ((typeof define !== "undefined" && define !== null) && (define.amd != null)) {
   define([], function() {
     return saveAs;

--- a/server/python/django/renkanmanager/static/renkanmanager/lib/FileSaver/FileSaver.min.js	Fri Mar 13 16:36:57 2015 +0100
+++ b/server/python/django/renkanmanager/static/renkanmanager/lib/FileSaver/FileSaver.min.js	Fri Mar 13 16:46:38 2015 +0100
@@ -1,2 +1,2 @@
 /*! @source http://purl.eligrey.com/github/FileSaver.js/blob/master/FileSaver.js */
-var saveAs=saveAs||typeof navigator!=="undefined"&&navigator.msSaveOrOpenBlob&&navigator.msSaveOrOpenBlob.bind(navigator)||function(view){"use strict";if(typeof navigator!=="undefined"&&/MSIE [1-9]\./.test(navigator.userAgent)){return}var doc=view.document,get_URL=function(){return view.URL||view.webkitURL||view},save_link=doc.createElementNS("http://www.w3.org/1999/xhtml","a"),can_use_save_link="download"in save_link,click=function(node){var event=doc.createEvent("MouseEvents");event.initMouseEvent("click",true,false,view,0,0,0,0,0,false,false,false,false,0,null);node.dispatchEvent(event)},webkit_req_fs=view.webkitRequestFileSystem,req_fs=view.requestFileSystem||webkit_req_fs||view.mozRequestFileSystem,throw_outside=function(ex){(view.setImmediate||view.setTimeout)(function(){throw ex},0)},force_saveable_type="application/octet-stream",fs_min_size=0,arbitrary_revoke_timeout=500,revoke=function(file){var revoker=function(){if(typeof file==="string"){get_URL().revokeObjectURL(file)}else{file.remove()}};if(view.chrome){revoker()}else{setTimeout(revoker,arbitrary_revoke_timeout)}},dispatch=function(filesaver,event_types,event){event_types=[].concat(event_types);var i=event_types.length;while(i--){var listener=filesaver["on"+event_types[i]];if(typeof listener==="function"){try{listener.call(filesaver,event||filesaver)}catch(ex){throw_outside(ex)}}}},FileSaver=function(blob,name){var filesaver=this,type=blob.type,blob_changed=false,object_url,target_view,dispatch_all=function(){dispatch(filesaver,"writestart progress write writeend".split(" "))},fs_error=function(){if(blob_changed||!object_url){object_url=get_URL().createObjectURL(blob)}if(target_view){target_view.location.href=object_url}else{var new_tab=view.open(object_url,"_blank");if(new_tab==undefined&&typeof safari!=="undefined"){view.location.href=object_url}}filesaver.readyState=filesaver.DONE;dispatch_all();revoke(object_url)},abortable=function(func){return function(){if(filesaver.readyState!==filesaver.DONE){return func.apply(this,arguments)}}},create_if_not_found={create:true,exclusive:false},slice;filesaver.readyState=filesaver.INIT;if(!name){name="download"}if(can_use_save_link){object_url=get_URL().createObjectURL(blob);save_link.href=object_url;save_link.download=name;click(save_link);filesaver.readyState=filesaver.DONE;dispatch_all();revoke(object_url);return}if(view.chrome&&type&&type!==force_saveable_type){slice=blob.slice||blob.webkitSlice;blob=slice.call(blob,0,blob.size,force_saveable_type);blob_changed=true}if(webkit_req_fs&&name!=="download"){name+=".download"}if(type===force_saveable_type||webkit_req_fs){target_view=view}if(!req_fs){fs_error();return}fs_min_size+=blob.size;req_fs(view.TEMPORARY,fs_min_size,abortable(function(fs){fs.root.getDirectory("saved",create_if_not_found,abortable(function(dir){var save=function(){dir.getFile(name,create_if_not_found,abortable(function(file){file.createWriter(abortable(function(writer){writer.onwriteend=function(event){target_view.location.href=file.toURL();filesaver.readyState=filesaver.DONE;dispatch(filesaver,"writeend",event);revoke(file)};writer.onerror=function(){var error=writer.error;if(error.code!==error.ABORT_ERR){fs_error()}};"writestart progress write abort".split(" ").forEach(function(event){writer["on"+event]=filesaver["on"+event]});writer.write(blob);filesaver.abort=function(){writer.abort();filesaver.readyState=filesaver.DONE};filesaver.readyState=filesaver.WRITING}),fs_error)}),fs_error)};dir.getFile(name,{create:false},abortable(function(file){file.remove();save()}),abortable(function(ex){if(ex.code===ex.NOT_FOUND_ERR){save()}else{fs_error()}}))}),fs_error)}),fs_error)},FS_proto=FileSaver.prototype,saveAs=function(blob,name){return new FileSaver(blob,name)};FS_proto.abort=function(){var filesaver=this;filesaver.readyState=filesaver.DONE;dispatch(filesaver,"abort")};FS_proto.readyState=FS_proto.INIT=0;FS_proto.WRITING=1;FS_proto.DONE=2;FS_proto.error=FS_proto.onwritestart=FS_proto.onprogress=FS_proto.onwrite=FS_proto.onabort=FS_proto.onerror=FS_proto.onwriteend=null;return saveAs}(typeof self!=="undefined"&&self||typeof window!=="undefined"&&window||this.content);if(typeof module!=="undefined"&&module.exports){module.exports=saveAs}else if(typeof define!=="undefined"&&define!==null&&define.amd!=null){define([],function(){return saveAs})}
+var saveAs=saveAs||"undefined"!=typeof navigator&&navigator.msSaveOrOpenBlob&&navigator.msSaveOrOpenBlob.bind(navigator)||function(e){"use strict";if("undefined"==typeof navigator||!/MSIE [1-9]\./.test(navigator.userAgent)){var t=e.document,n=function(){return e.URL||e.webkitURL||e},o=t.createElementNS("http://www.w3.org/1999/xhtml","a"),r="download"in o,i=function(n){var o=t.createEvent("MouseEvents");o.initMouseEvent("click",!0,!1,e,0,0,0,0,0,!1,!1,!1,!1,0,null),n.dispatchEvent(o)},a=e.webkitRequestFileSystem,c=e.requestFileSystem||a||e.mozRequestFileSystem,s=function(t){(e.setImmediate||e.setTimeout)(function(){throw t},0)},u="application/octet-stream",f=0,d=500,l=function(t){var o=function(){"string"==typeof t?n().revokeObjectURL(t):t.remove()};e.chrome?o():setTimeout(o,d)},v=function(e,t,n){t=[].concat(t);for(var o=t.length;o--;){var r=e["on"+t[o]];if("function"==typeof r)try{r.call(e,n||e)}catch(i){s(i)}}},p=function(t,s){var d,p,w,y=this,m=t.type,S=!1,h=function(){v(y,"writestart progress write writeend".split(" "))},O=function(){if((S||!d)&&(d=n().createObjectURL(t)),p)p.location.href=d;else{var o=e.open(d,"_blank");void 0==o&&"undefined"!=typeof safari&&(e.location.href=d)}y.readyState=y.DONE,h(),l(d)},b=function(e){return function(){return y.readyState!==y.DONE?e.apply(this,arguments):void 0}},g={create:!0,exclusive:!1};return y.readyState=y.INIT,s||(s="download"),r?(d=n().createObjectURL(t),o.href=d,o.download=s,i(o),y.readyState=y.DONE,h(),void l(d)):(/^\s*(?:text\/(?:plain|xml)|application\/xml|\S*\/\S*\+xml)\s*;.*charset\s*=\s*utf-8/i.test(t.type)&&(t=new Blob(["",t],{type:t.type})),e.chrome&&m&&m!==u&&(w=t.slice||t.webkitSlice,t=w.call(t,0,t.size,u),S=!0),a&&"download"!==s&&(s+=".download"),(m===u||a)&&(p=e),c?(f+=t.size,void c(e.TEMPORARY,f,b(function(e){e.root.getDirectory("saved",g,b(function(e){var n=function(){e.getFile(s,g,b(function(e){e.createWriter(b(function(n){n.onwriteend=function(t){p.location.href=e.toURL(),y.readyState=y.DONE,v(y,"writeend",t),l(e)},n.onerror=function(){var e=n.error;e.code!==e.ABORT_ERR&&O()},"writestart progress write abort".split(" ").forEach(function(e){n["on"+e]=y["on"+e]}),n.write(t),y.abort=function(){n.abort(),y.readyState=y.DONE},y.readyState=y.WRITING}),O)}),O)};e.getFile(s,{create:!1},b(function(e){e.remove(),n()}),b(function(e){e.code===e.NOT_FOUND_ERR?n():O()}))}),O)}),O)):void O())},w=p.prototype,y=function(e,t){return new p(e,t)};return w.abort=function(){var e=this;e.readyState=e.DONE,v(e,"abort")},w.readyState=w.INIT=0,w.WRITING=1,w.DONE=2,w.error=w.onwritestart=w.onprogress=w.onwrite=w.onabort=w.onerror=w.onwriteend=null,y}}("undefined"!=typeof self&&self||"undefined"!=typeof window&&window||this.content);"undefined"!=typeof module&&module.exports?module.exports.saveAs=saveAs:"undefined"!=typeof define&&null!==define&&null!=define.amd&&define([],function(){return saveAs});
\ No newline at end of file

--- a/server/python/django/renkanmanager/static/renkanmanager/lib/FileSaver/LICENSE.md	Fri Mar 13 16:36:57 2015 +0100
+++ b/server/python/django/renkanmanager/static/renkanmanager/lib/FileSaver/LICENSE.md	Fri Mar 13 16:46:38 2015 +0100
@@ -1,4 +1,4 @@
-Copyright © 2014 [Eli Grey][1].
+Copyright © 2015 [Eli Grey][1].
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

--- a/server/python/django/renkanmanager/static/renkanmanager/lib/FileSaver/README.md	Fri Mar 13 16:36:57 2015 +0100
+++ b/server/python/django/renkanmanager/static/renkanmanager/lib/FileSaver/README.md	Fri Mar 13 16:46:38 2015 +0100
@@ -10,7 +10,7 @@
 sent to an external server.
 
 Looking for `canvas.toBlob()` for saving canvases? Check out
-[canvas-toBlob.js](https://github.com/eligrey/canvas-toBlob.js) for a cross-browser implementation.
+[canvas-toBlob.js][2] for a cross-browser implementation.
 
 Supported browsers
 ------------------
@@ -19,10 +19,10 @@
 | -------------- | ------------- | ------------ | ------------- | ------------ |
 | Firefox 20+    | Blob          | Yes          | 800 MiB       | None         |
 | Firefox < 20   | data: URI     | No           | n/a           | [Blob.js](https://github.com/eligrey/Blob.js) |
-| Chrome         | Blob          | Yes          | 345 MiB       | None         |
-| Chrome for Android | Blob      | Yes          | 345 MiB       | None         |
+| Chrome         | Blob          | Yes          | [500 MiB][3]  | None         |
+| Chrome for Android | Blob      | Yes          | [500 MiB][3]  | None         |
 | IE 10+         | Blob          | Yes          | 600 MiB       | None         |
-| Opera 15+      | Blob          | Yes          | 345 MiB       | None         |
+| Opera 15+      | Blob          | Yes          | 500 MiB       | None         |
 | Opera < 15     | data: URI     | No           | n/a           | [Blob.js](https://github.com/eligrey/Blob.js) |
 | Safari 6.1+*   | Blob          | No           | ?             | None         |
 | Safari < 6     | data: URI     | No           | n/a           | [Blob.js](https://github.com/eligrey/Blob.js) |
@@ -66,8 +66,8 @@
 saveAs(blob, "hello world.txt");
 ```
 
-The standard W3C File API [`Blob`][3] interface is not available in all browsers.
-[Blob.js][4] is a cross-browser `Blob` implementation that solves this.
+The standard W3C File API [`Blob`][4] interface is not available in all browsers.
+[Blob.js][5] is a cross-browser `Blob` implementation that solves this.
 
 ### Saving a canvas
 
@@ -80,15 +80,17 @@
 ```
 
 Note: The standard HTML5 `canvas.toBlob()` method is not available in all browsers.
-[canvas-toBlob.js][5] is a cross-browser `canvas.toBlob()` that polyfills this.
+[canvas-toBlob.js][6] is a cross-browser `canvas.toBlob()` that polyfills this.
 
 
 ![Tracking image](https://in.getclicky.com/212712ns.gif)
 
   [1]: http://eligrey.com/demos/FileSaver.js/
-  [3]: https://developer.mozilla.org/en-US/docs/DOM/Blob
-  [4]: https://github.com/eligrey/Blob.js
-  [5]: https://github.com/eligrey/canvas-toBlob.js
+  [2]: https://github.com/eligrey/canvas-toBlob.js
+  [3]: https://code.google.com/p/chromium/codesearch#chromium/src/storage/browser/blob/blob_storage_context.cc&type=cs&sq=package:chromium&l=37&rcl=1418672972
+  [4]: https://developer.mozilla.org/en-US/docs/DOM/Blob
+  [5]: https://github.com/eligrey/Blob.js
+  [6]: https://github.com/eligrey/canvas-toBlob.js
 
 Contributing
 ------------

--- a/server/python/django/renkanmanager/static/renkanmanager/lib/jquery-ui/jquery-ui.js	Fri Mar 13 16:36:57 2015 +0100
+++ b/server/python/django/renkanmanager/static/renkanmanager/lib/jquery-ui/jquery-ui.js	Fri Mar 13 16:46:38 2015 +0100
@@ -1,7 +1,7 @@
-/*! jQuery UI - v1.11.2 - 2014-10-16
+/*! jQuery UI - v1.11.4 - 2015-03-11
 * http://jqueryui.com
 * Includes: core.js, widget.js, mouse.js, position.js, accordion.js, autocomplete.js, button.js, datepicker.js, dialog.js, draggable.js, droppable.js, effect.js, effect-blind.js, effect-bounce.js, effect-clip.js, effect-drop.js, effect-explode.js, effect-fade.js, effect-fold.js, effect-highlight.js, effect-puff.js, effect-pulsate.js, effect-scale.js, effect-shake.js, effect-size.js, effect-slide.js, effect-transfer.js, menu.js, progressbar.js, resizable.js, selectable.js, selectmenu.js, slider.js, sortable.js, spinner.js, tabs.js, tooltip.js
-* Copyright 2014 jQuery Foundation and other contributors; Licensed MIT */
+* Copyright 2015 jQuery Foundation and other contributors; Licensed MIT */
 
 (function( factory ) {
 	if ( typeof define === "function" && define.amd ) {
@@ -15,10 +15,10 @@
 	}
 }(function( $ ) {
 /*!
- * jQuery UI Core 1.11.2
+ * jQuery UI Core 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -30,7 +30,7 @@
 $.ui = $.ui || {};
 
 $.extend( $.ui, {
-	version: "1.11.2",
+	version: "1.11.4",
 
 	keyCode: {
 		BACKSPACE: 8,
@@ -103,7 +103,7 @@
 		img = $( "img[usemap='#" + mapName + "']" )[ 0 ];
 		return !!img && visible( img );
 	}
-	return ( /input|select|textarea|button|object/.test( nodeName ) ?
+	return ( /^(input|select|textarea|button|object)$/.test( nodeName ) ?
 		!element.disabled :
 		"a" === nodeName ?
 			element.href || isTabIndexNotNaN :
@@ -309,10 +309,10 @@
 
 
 /*!
- * jQuery UI Widget 1.11.2
+ * jQuery UI Widget 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -490,11 +490,6 @@
 			args = widget_slice.call( arguments, 1 ),
 			returnValue = this;
 
-		// allow multiple hashes to be passed on init
-		options = !isMethodCall && args.length ?
-			$.widget.extend.apply( null, [ options ].concat(args) ) :
-			options;
-
 		if ( isMethodCall ) {
 			this.each(function() {
 				var methodValue,
@@ -519,6 +514,12 @@
 				}
 			});
 		} else {
+
+			// Allow multiple hashes to be passed on init
+			if ( args.length ) {
+				options = $.widget.extend.apply( null, [ options ].concat(args) );
+			}
+
 			this.each(function() {
 				var instance = $.data( this, fullName );
 				if ( instance ) {
@@ -856,10 +857,10 @@
 
 
 /*!
- * jQuery UI Mouse 1.11.2
+ * jQuery UI Mouse 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -873,7 +874,7 @@
 });
 
 var mouse = $.widget("ui.mouse", {
-	version: "1.11.2",
+	version: "1.11.4",
 	options: {
 		cancel: "input,textarea,button,select,option",
 		distance: 1,
@@ -1042,10 +1043,10 @@
 
 
 /*!
- * jQuery UI Position 1.11.2
+ * jQuery UI Position 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -1481,12 +1482,12 @@
 				newOverBottom;
 			if ( overTop < 0 ) {
 				newOverBottom = position.top + myOffset + atOffset + offset + data.collisionHeight - outerHeight - withinOffset;
-				if ( ( position.top + myOffset + atOffset + offset) > overTop && ( newOverBottom < 0 || newOverBottom < abs( overTop ) ) ) {
+				if ( newOverBottom < 0 || newOverBottom < abs( overTop ) ) {
 					position.top += myOffset + atOffset + offset;
 				}
 			} else if ( overBottom > 0 ) {
 				newOverTop = position.top - data.collisionPosition.marginTop + myOffset + atOffset + offset - offsetTop;
-				if ( ( position.top + myOffset + atOffset + offset) > overBottom && ( newOverTop > 0 || abs( newOverTop ) < overBottom ) ) {
+				if ( newOverTop > 0 || abs( newOverTop ) < overBottom ) {
 					position.top += myOffset + atOffset + offset;
 				}
 			}
@@ -1549,10 +1550,10 @@
 
 
 /*!
- * jQuery UI Accordion 1.11.2
+ * jQuery UI Accordion 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -1561,7 +1562,7 @@
 
 
 var accordion = $.widget( "ui.accordion", {
-	version: "1.11.2",
+	version: "1.11.4",
 	options: {
 		active: 0,
 		animate: {},
@@ -2019,7 +2020,10 @@
 		toHide.attr({
 			"aria-hidden": "true"
 		});
-		toHide.prev().attr( "aria-selected", "false" );
+		toHide.prev().attr({
+			"aria-selected": "false",
+			"aria-expanded": "false"
+		});
 		// if we're switching panels, remove the old header from the tab order
 		// if we're opening from collapsed state, remove the previous header from the tab order
 		// if we're collapsing, then keep the collapsing header in the tab order
@@ -2030,7 +2034,7 @@
 			});
 		} else if ( toShow.length ) {
 			this.headers.filter(function() {
-				return $( this ).attr( "tabIndex" ) === 0;
+				return parseInt( $( this ).attr( "tabIndex" ), 10 ) === 0;
 			})
 			.attr( "tabIndex", -1 );
 		}
@@ -2040,8 +2044,8 @@
 			.prev()
 				.attr({
 					"aria-selected": "true",
-					tabIndex: 0,
-					"aria-expanded": "true"
+					"aria-expanded": "true",
+					tabIndex: 0
 				});
 	},
 
@@ -2049,6 +2053,7 @@
 		var total, easing, duration,
 			that = this,
 			adjust = 0,
+			boxSizing = toShow.css( "box-sizing" ),
 			down = toShow.length &&
 				( !toHide.length || ( toShow.index() < toHide.index() ) ),
 			animate = this.options.animate || {},
@@ -2091,7 +2096,9 @@
 				step: function( now, fx ) {
 					fx.now = Math.round( now );
 					if ( fx.prop !== "height" ) {
-						adjust += fx.now;
+						if ( boxSizing === "content-box" ) {
+							adjust += fx.now;
+						}
 					} else if ( that.options.heightStyle !== "content" ) {
 						fx.now = Math.round( total - toHide.outerHeight() - adjust );
 						adjust = 0;
@@ -2119,10 +2126,10 @@
 
 
 /*!
- * jQuery UI Menu 1.11.2
+ * jQuery UI Menu 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -2131,7 +2138,7 @@
 
 
 var menu = $.widget( "ui.menu", {
-	version: "1.11.2",
+	version: "1.11.4",
 	defaultElement: "<ul>",
 	delay: 300,
 	options: {
@@ -2750,10 +2757,10 @@
 
 
 /*!
- * jQuery UI Autocomplete 1.11.2
+ * jQuery UI Autocomplete 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -2762,7 +2769,7 @@
 
 
 $.widget( "ui.autocomplete", {
-	version: "1.11.2",
+	version: "1.11.4",
 	defaultElement: "<input>",
 	options: {
 		appendTo: null,
@@ -3362,10 +3369,10 @@
 
 
 /*!
- * jQuery UI Button 1.11.2
+ * jQuery UI Button 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -3401,7 +3408,7 @@
 	};
 
 $.widget( "ui.button", {
-	version: "1.11.2",
+	version: "1.11.4",
 	defaultElement: "<button>",
 	options: {
 		disabled: null,
@@ -3697,7 +3704,7 @@
 });
 
 $.widget( "ui.buttonset", {
-	version: "1.11.2",
+	version: "1.11.4",
 	options: {
 		items: "button, input[type=button], input[type=submit], input[type=reset], input[type=checkbox], input[type=radio], a, :data(ui-button)"
 	},
@@ -3759,10 +3766,10 @@
 
 
 /*!
- * jQuery UI Datepicker 1.11.2
+ * jQuery UI Datepicker 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -3770,7 +3777,7 @@
  */
 
 
-$.extend($.ui, { datepicker: { version: "1.11.2" } });
+$.extend($.ui, { datepicker: { version: "1.11.4" } });
 
 var datepicker_instActive;
 
@@ -4136,6 +4143,10 @@
 		} else if (nodeName === "div" || nodeName === "span") {
 			$target.removeClass(this.markerClassName).empty();
 		}
+
+		if ( datepicker_instActive === inst ) {
+			datepicker_instActive = null;
+		}
 	},
 
 	/* Enable the date picker to a jQuery selection.
@@ -5820,16 +5831,16 @@
 $.datepicker = new Datepicker(); // singleton instance
 $.datepicker.initialized = false;
 $.datepicker.uuid = new Date().getTime();
-$.datepicker.version = "1.11.2";
+$.datepicker.version = "1.11.4";
 
 var datepicker = $.datepicker;
 
 
 /*!
- * jQuery UI Draggable 1.11.2
+ * jQuery UI Draggable 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -5838,7 +5849,7 @@
 
 
 $.widget("ui.draggable", $.ui.mouse, {
-	version: "1.11.2",
+	version: "1.11.4",
 	widgetEventPrefix: "drag",
 	options: {
 		addClasses: true,
@@ -6612,6 +6623,9 @@
 				if ( !sortable.isOver ) {
 					sortable.isOver = 1;
 
+					// Store draggable's parent in case we need to reappend to it later.
+					draggable._parent = ui.helper.parent();
+
 					sortable.currentItem = ui.helper
 						.appendTo( sortable.element )
 						.data( "ui-sortable-item", true );
@@ -6688,8 +6702,9 @@
 						sortable.placeholder.remove();
 					}
 
-					// Recalculate the draggable's offset considering the sortable
-					// may have modified them in unexpected ways (#8809)
+					// Restore and recalculate the draggable's offset considering the sortable
+					// may have modified them in unexpected ways. (#8809, #10669)
+					ui.helper.appendTo( draggable._parent );
 					draggable._refreshOffsets( event );
 					ui.position = draggable._generatePosition( event, true );
 
@@ -6939,10 +6954,10 @@
 
 
 /*!
- * jQuery UI Resizable 1.11.2
+ * jQuery UI Resizable 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -6951,7 +6966,7 @@
 
 
 $.widget("ui.resizable", $.ui.mouse, {
-	version: "1.11.2",
+	version: "1.11.4",
 	widgetEventPrefix: "resize",
 	options: {
 		alsoResize: false,
@@ -7024,7 +7039,7 @@
 		});
 
 		// Wrap the element if it cannot hold child nodes
-		if (this.element[0].nodeName.match(/canvas|textarea|input|select|button|img/i)) {
+		if (this.element[0].nodeName.match(/^(canvas|textarea|input|select|button|img)$/i)) {
 
 			this.element.wrap(
 				$("<div class='ui-wrapper' style='overflow: hidden;'></div>").css({
@@ -7085,7 +7100,8 @@
 					nw: ".ui-resizable-nw"
 				} );
 
-		if (this.handles.constructor === String) {
+		this._handles = $();
+		if ( this.handles.constructor === String ) {
 
 			if ( this.handles === "all") {
 				this.handles = "n,e,s,w,se,sw,ne,nw";
@@ -7123,9 +7139,12 @@
 
 				if (this.handles[i].constructor === String) {
 					this.handles[i] = this.element.children( this.handles[ i ] ).first().show();
-				}
-
-				if (this.elementIsWrapper && this.originalElement[0].nodeName.match(/textarea|input|select|button/i)) {
+				} else if ( this.handles[ i ].jquery || this.handles[ i ].nodeType ) {
+					this.handles[ i ] = $( this.handles[ i ] );
+					this._on( this.handles[ i ], { "mousedown": that._mouseDown });
+				}
+
+				if (this.elementIsWrapper && this.originalElement[0].nodeName.match(/^(textarea|input|select|button)$/i)) {
 
 					axis = $(this.handles[i], this.element);
 
@@ -7139,21 +7158,17 @@
 					target.css(padPos, padWrapper);
 
 					this._proportionallyResize();
-
-				}
-
-				// TODO: What's that good for? There's not anything to be executed left
-				if (!$(this.handles[i]).length) {
-					continue;
-				}
+				}
+
+				this._handles = this._handles.add( this.handles[ i ] );
 			}
 		};
 
 		// TODO: make renderAxis a prototype function
 		this._renderAxis(this.element);
 
-		this._handles = $(".ui-resizable-handle", this.element)
-			.disableSelection();
+		this._handles = this._handles.add( this.element.find( ".ui-resizable-handle" ) );
+		this._handles.disableSelection();
 
 		this._handles.mouseover(function() {
 			if (!that.resizing) {
@@ -7187,7 +7202,6 @@
 		}
 
 		this._mouseInit();
-
 	},
 
 	_destroy: function() {
@@ -7868,7 +7882,7 @@
 			}
 		}
 
-		if ( !continueResize ){
+		if ( !continueResize ) {
 			that.position.left = that.prevPosition.left;
 			that.position.top = that.prevPosition.top;
 			that.size.width = that.prevSize.width;
@@ -7909,29 +7923,15 @@
 
 	start: function() {
 		var that = $(this).resizable( "instance" ),
-			o = that.options,
-			_store = function(exp) {
-				$(exp).each(function() {
-					var el = $(this);
-					el.data("ui-resizable-alsoresize", {
-						width: parseInt(el.width(), 10), height: parseInt(el.height(), 10),
-						left: parseInt(el.css("left"), 10), top: parseInt(el.css("top"), 10)
-					});
-				});
-			};
-
-		if (typeof(o.alsoResize) === "object" && !o.alsoResize.parentNode) {
-			if (o.alsoResize.length) {
-				o.alsoResize = o.alsoResize[0];
-				_store(o.alsoResize);
-			} else {
-				$.each(o.alsoResize, function(exp) {
-					_store(exp);
-				});
-			}
-		} else {
-			_store(o.alsoResize);
-		}
+			o = that.options;
+
+		$(o.alsoResize).each(function() {
+			var el = $(this);
+			el.data("ui-resizable-alsoresize", {
+				width: parseInt(el.width(), 10), height: parseInt(el.height(), 10),
+				left: parseInt(el.css("left"), 10), top: parseInt(el.css("top"), 10)
+			});
+		});
 	},
 
 	resize: function(event, ui) {
@@ -7944,35 +7944,23 @@
 				width: (that.size.width - os.width) || 0,
 				top: (that.position.top - op.top) || 0,
 				left: (that.position.left - op.left) || 0
-			},
-
-			_alsoResize = function(exp, c) {
-				$(exp).each(function() {
-					var el = $(this), start = $(this).data("ui-resizable-alsoresize"), style = {},
-						css = c && c.length ?
-							c :
-							el.parents(ui.originalElement[0]).length ?
-								[ "width", "height" ] :
-								[ "width", "height", "top", "left" ];
-
-					$.each(css, function(i, prop) {
-						var sum = (start[prop] || 0) + (delta[prop] || 0);
-						if (sum && sum >= 0) {
-							style[prop] = sum || null;
-						}
-					});
-
-					el.css(style);
+			};
+
+			$(o.alsoResize).each(function() {
+				var el = $(this), start = $(this).data("ui-resizable-alsoresize"), style = {},
+					css = el.parents(ui.originalElement[0]).length ?
+							[ "width", "height" ] :
+							[ "width", "height", "top", "left" ];
+
+				$.each(css, function(i, prop) {
+					var sum = (start[prop] || 0) + (delta[prop] || 0);
+					if (sum && sum >= 0) {
+						style[prop] = sum || null;
+					}
 				});
-			};
-
-		if (typeof(o.alsoResize) === "object" && !o.alsoResize.nodeType) {
-			$.each(o.alsoResize, function(exp, c) {
-				_alsoResize(exp, c);
-			});
-		} else {
-			_alsoResize(o.alsoResize);
-		}
+
+				el.css(style);
+			});
 	},
 
 	stop: function() {
@@ -8090,7 +8078,7 @@
 				that.size.width = newWidth;
 				that.position.left = op.left - ox;
 			} else {
-				newWidth = gridY - outerDimensions.height;
+				newWidth = gridX - outerDimensions.width;
 				that.size.width = newWidth;
 				that.position.left = op.left + os.width - newWidth;
 			}
@@ -8103,10 +8091,10 @@
 
 
 /*!
- * jQuery UI Dialog 1.11.2
+ * jQuery UI Dialog 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -8115,7 +8103,7 @@
 
 
 var dialog = $.widget( "ui.dialog", {
-	version: "1.11.2",
+	version: "1.11.4",
 	options: {
 		appendTo: "body",
 		autoOpen: true,
@@ -8235,6 +8223,7 @@
 		var next,
 			originalPosition = this.originalPosition;
 
+		this._untrackInstance();
 		this._destroyOverlay();
 
 		this.element
@@ -8313,10 +8302,10 @@
 
 	_moveToTop: function( event, silent ) {
 		var moved = false,
-			zIndicies = this.uiDialog.siblings( ".ui-front:visible" ).map(function() {
+			zIndices = this.uiDialog.siblings( ".ui-front:visible" ).map(function() {
 				return +$( this ).css( "z-index" );
 			}).get(),
-			zIndexMax = Math.max.apply( null, zIndicies );
+			zIndexMax = Math.max.apply( null, zIndices );
 
 		if ( zIndexMax >= +this.uiDialog.css( "z-index" ) ) {
 			this.uiDialog.css( "z-index", zIndexMax + 1 );
@@ -8959,10 +8948,10 @@
 
 
 /*!
- * jQuery UI Droppable 1.11.2
+ * jQuery UI Droppable 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -8971,7 +8960,7 @@
 
 
 $.widget( "ui.droppable", {
-	version: "1.11.2",
+	version: "1.11.4",
 	widgetEventPrefix: "drop",
 	options: {
 		accept: "*",
@@ -9356,10 +9345,10 @@
 
 
 /*!
- * jQuery UI Effects 1.11.2
+ * jQuery UI Effects 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -10251,7 +10240,7 @@
 (function() {
 
 $.extend( $.effects, {
-	version: "1.11.2",
+	version: "1.11.4",
 
 	// Saves a set of properties in a data storage
 	save: function( element, set ) {
@@ -10647,10 +10636,10 @@
 
 
 /*!
- * jQuery UI Effects Blind 1.11.2
+ * jQuery UI Effects Blind 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -10724,10 +10713,10 @@
 
 
 /*!
- * jQuery UI Effects Bounce 1.11.2
+ * jQuery UI Effects Bounce 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -10834,10 +10823,10 @@
 
 
 /*!
- * jQuery UI Effects Clip 1.11.2
+ * jQuery UI Effects Clip 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -10898,10 +10887,10 @@
 
 
 /*!
- * jQuery UI Effects Drop 1.11.2
+ * jQuery UI Effects Drop 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -10960,10 +10949,10 @@
 
 
 /*!
- * jQuery UI Effects Explode 1.11.2
+ * jQuery UI Effects Explode 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -11054,10 +11043,10 @@
 
 
 /*!
- * jQuery UI Effects Fade 1.11.2
+ * jQuery UI Effects Fade 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -11081,10 +11070,10 @@
 
 
 /*!
- * jQuery UI Effects Fold 1.11.2
+ * jQuery UI Effects Fold 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -11154,10 +11143,10 @@
 
 
 /*!
- * jQuery UI Effects Highlight 1.11.2
+ * jQuery UI Effects Highlight 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -11201,10 +11190,10 @@
 
 
 /*!
- * jQuery UI Effects Size 1.11.2
+ * jQuery UI Effects Size 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -11421,10 +11410,10 @@
 
 
 /*!
- * jQuery UI Effects Scale 1.11.2
+ * jQuery UI Effects Scale 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -11496,10 +11485,10 @@
 
 
 /*!
- * jQuery UI Effects Puff 1.11.2
+ * jQuery UI Effects Puff 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -11542,10 +11531,10 @@
 
 
 /*!
- * jQuery UI Effects Pulsate 1.11.2
+ * jQuery UI Effects Pulsate 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -11602,10 +11591,10 @@
 
 
 /*!
- * jQuery UI Effects Shake 1.11.2
+ * jQuery UI Effects Shake 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -11673,10 +11662,10 @@
 
 
 /*!
- * jQuery UI Effects Slide 1.11.2
+ * jQuery UI Effects Slide 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -11734,10 +11723,10 @@
 
 
 /*!
- * jQuery UI Effects Transfer 1.11.2
+ * jQuery UI Effects Transfer 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -11778,10 +11767,10 @@
 
 
 /*!
- * jQuery UI Progressbar 1.11.2
+ * jQuery UI Progressbar 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -11790,7 +11779,7 @@
 
 
 var progressbar = $.widget( "ui.progressbar", {
-	version: "1.11.2",
+	version: "1.11.4",
 	options: {
 		max: 100,
 		value: 0,
@@ -11923,10 +11912,10 @@
 
 
 /*!
- * jQuery UI Selectable 1.11.2
+ * jQuery UI Selectable 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -11935,7 +11924,7 @@
 
 
 var selectable = $.widget("ui.selectable", $.ui.mouse, {
-	version: "1.11.2",
+	version: "1.11.4",
 	options: {
 		appendTo: "body",
 		autoRefresh: true,
@@ -12195,10 +12184,10 @@
 
 
 /*!
- * jQuery UI Selectmenu 1.11.2
+ * jQuery UI Selectmenu 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -12207,7 +12196,7 @@
 
 
 var selectmenu = $.widget( "ui.selectmenu", {
-	version: "1.11.2",
+	version: "1.11.4",
 	defaultElement: "<select>",
 	options: {
 		appendTo: null,
@@ -12247,8 +12236,7 @@
 	},
 
 	_drawButton: function() {
-		var that = this,
-			tabindex = this.element.attr( "tabindex" );
+		var that = this;
 
 		// Associate existing label with the new button
 		this.label = $( "label[for='" + this.ids.element + "']" ).attr( "for", this.ids.button );
@@ -12265,7 +12253,7 @@
 		// Create button
 		this.button = $( "<span>", {
 			"class": "ui-selectmenu-button ui-widget ui-state-default ui-corner-all",
-			tabindex: tabindex || this.options.disabled ? -1 : 0,
+			tabindex: this.options.disabled ? -1 : 0,
 			id: this.ids.button,
 			role: "combobox",
 			"aria-expanded": "false",
@@ -12775,7 +12763,7 @@
 			data.push({
 				element: option,
 				index: index,
-				value: option.attr( "value" ),
+				value: option.val(),
 				label: option.text(),
 				optgroup: optgroup.attr( "label" ) || "",
 				disabled: optgroup.prop( "disabled" ) || option.prop( "disabled" )
@@ -12795,10 +12783,10 @@
 
 
 /*!
- * jQuery UI Slider 1.11.2
+ * jQuery UI Slider 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -12807,7 +12795,7 @@
 
 
 var slider = $.widget( "ui.slider", $.ui.mouse, {
-	version: "1.11.2",
+	version: "1.11.4",
 	widgetEventPrefix: "slide",
 
 	options: {
@@ -13328,8 +13316,26 @@
 	},
 
 	_calculateNewMax: function() {
-		var remainder = ( this.options.max - this._valueMin() ) % this.options.step;
-		this.max = this.options.max - remainder;
+		var max = this.options.max,
+			min = this._valueMin(),
+			step = this.options.step,
+			aboveMin = Math.floor( ( +( max - min ).toFixed( this._precision() ) ) / step ) * step;
+		max = aboveMin + min;
+		this.max = parseFloat( max.toFixed( this._precision() ) );
+	},
+
+	_precision: function() {
+		var precision = this._precisionOf( this.options.step );
+		if ( this.options.min !== null ) {
+			precision = Math.max( precision, this._precisionOf( this.options.min ) );
+		}
+		return precision;
+	},
+
+	_precisionOf: function( num ) {
+		var str = num.toString(),
+			decimal = str.indexOf( "." );
+		return decimal === -1 ? 0 : str.length - decimal - 1;
 	},
 
 	_valueMin: function() {
@@ -13479,10 +13485,10 @@
 
 
 /*!
- * jQuery UI Sortable 1.11.2
+ * jQuery UI Sortable 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -13491,7 +13497,7 @@
 
 
 var sortable = $.widget("ui.sortable", $.ui.mouse, {
-	version: "1.11.2",
+	version: "1.11.4",
 	widgetEventPrefix: "sort",
 	ready: false,
 	options: {
@@ -13542,17 +13548,12 @@
 	},
 
 	_create: function() {
-
-		var o = this.options;
 		this.containerCache = {};
 		this.element.addClass("ui-sortable");
 
 		//Get the items
 		this.refresh();
 
-		//Let's determine if the items are being displayed horizontally
-		this.floating = this.items.length ? o.axis === "x" || this._isFloating(this.items[0].item) : false;
-
 		//Let's determine the parent's offset
 		this.offset = this.element.offset();
 
@@ -13741,7 +13742,7 @@
 		}
 
 		//Prepare scrolling
-		if(this.scrollParent[0] !== document && this.scrollParent[0].tagName !== "HTML") {
+		if(this.scrollParent[0] !== this.document[0] && this.scrollParent[0].tagName !== "HTML") {
 			this.overflowOffset = this.scrollParent.offset();
 		}
 
@@ -13793,7 +13794,7 @@
 
 		//Do scrolling
 		if(this.options.scroll) {
-			if(this.scrollParent[0] !== document && this.scrollParent[0].tagName !== "HTML") {
+			if(this.scrollParent[0] !== this.document[0] && this.scrollParent[0].tagName !== "HTML") {
 
 				if((this.overflowOffset.top + this.scrollParent[0].offsetHeight) - event.pageY < o.scrollSensitivity) {
 					this.scrollParent[0].scrollTop = scrolled = this.scrollParent[0].scrollTop + o.scrollSpeed;
@@ -13809,16 +13810,16 @@
 
 			} else {
 
-				if(event.pageY - $(document).scrollTop() < o.scrollSensitivity) {
-					scrolled = $(document).scrollTop($(document).scrollTop() - o.scrollSpeed);
-				} else if($(window).height() - (event.pageY - $(document).scrollTop()) < o.scrollSensitivity) {
-					scrolled = $(document).scrollTop($(document).scrollTop() + o.scrollSpeed);
-				}
-
-				if(event.pageX - $(document).scrollLeft() < o.scrollSensitivity) {
-					scrolled = $(document).scrollLeft($(document).scrollLeft() - o.scrollSpeed);
-				} else if($(window).width() - (event.pageX - $(document).scrollLeft()) < o.scrollSensitivity) {
-					scrolled = $(document).scrollLeft($(document).scrollLeft() + o.scrollSpeed);
+				if(event.pageY - this.document.scrollTop() < o.scrollSensitivity) {
+					scrolled = this.document.scrollTop(this.document.scrollTop() - o.scrollSpeed);
+				} else if(this.window.height() - (event.pageY - this.document.scrollTop()) < o.scrollSensitivity) {
+					scrolled = this.document.scrollTop(this.document.scrollTop() + o.scrollSpeed);
+				}
+
+				if(event.pageX - this.document.scrollLeft() < o.scrollSensitivity) {
+					scrolled = this.document.scrollLeft(this.document.scrollLeft() - o.scrollSpeed);
+				} else if(this.window.width() - (event.pageX - this.document.scrollLeft()) < o.scrollSensitivity) {
+					scrolled = this.document.scrollLeft(this.document.scrollLeft() + o.scrollSpeed);
 				}
 
 			}
@@ -13917,10 +13918,10 @@
 				animation = {};
 
 			if ( !axis || axis === "x" ) {
-				animation.left = cur.left - this.offset.parent.left - this.margins.left + (this.offsetParent[0] === document.body ? 0 : this.offsetParent[0].scrollLeft);
+				animation.left = cur.left - this.offset.parent.left - this.margins.left + (this.offsetParent[0] === this.document[0].body ? 0 : this.offsetParent[0].scrollLeft);
 			}
 			if ( !axis || axis === "y" ) {
-				animation.top = cur.top - this.offset.parent.top - this.margins.top + (this.offsetParent[0] === document.body ? 0 : this.offsetParent[0].scrollTop);
+				animation.top = cur.top - this.offset.parent.top - this.margins.top + (this.offsetParent[0] === this.document[0].body ? 0 : this.offsetParent[0].scrollTop);
 			}
 			this.reverting = true;
 			$(this.helper).animate( animation, parseInt(this.options.revert, 10) || 500, function() {
@@ -14113,7 +14114,7 @@
 
 		if(connectWith && connected) {
 			for (i = connectWith.length - 1; i >= 0; i--){
-				cur = $(connectWith[i]);
+				cur = $(connectWith[i], this.document[0]);
 				for ( j = cur.length - 1; j >= 0; j--){
 					inst = $.data(cur[j], this.widgetFullName);
 					if(inst && inst !== this && !inst.options.disabled) {
@@ -14163,7 +14164,7 @@
 
 		if(connectWith && this.ready) { //Shouldn't be run the first time through due to massive slow-down
 			for (i = connectWith.length - 1; i >= 0; i--){
-				cur = $(connectWith[i]);
+				cur = $(connectWith[i], this.document[0]);
 				for (j = cur.length - 1; j >= 0; j--){
 					inst = $.data(cur[j], this.widgetFullName);
 					if(inst && inst !== this && !inst.options.disabled) {
@@ -14196,6 +14197,11 @@
 
 	refreshPositions: function(fast) {
 
+		// Determine whether items are being displayed horizontally
+		this.floating = this.items.length ?
+			this.options.axis === "x" || this._isFloating( this.items[ 0 ].item ) :
+			false;
+
 		//This has to be redone because due to the item being moved out/into the offsetParent, the offsetParent's position will change
 		if(this.offsetParent && this.helper) {
 			this.offset.parent = this._getParentOffset();
@@ -14253,12 +14259,13 @@
 							.addClass(className || that.currentItem[0].className+" ui-sortable-placeholder")
 							.removeClass("ui-sortable-helper");
 
-					if ( nodeName === "tr" ) {
-						that.currentItem.children().each(function() {
-							$( "<td>&#160;</td>", that.document[0] )
-								.attr( "colspan", $( this ).attr( "colspan" ) || 1 )
-								.appendTo( element );
-						});
+					if ( nodeName === "tbody" ) {
+						that._createTrPlaceholder(
+							that.currentItem.find( "tr" ).eq( 0 ),
+							$( "<tr>", that.document[ 0 ] ).appendTo( element )
+						);
+					} else if ( nodeName === "tr" ) {
+						that._createTrPlaceholder( that.currentItem, element );
 					} else if ( nodeName === "img" ) {
 						element.attr( "src", that.currentItem.attr( "src" ) );
 					}
@@ -14295,6 +14302,16 @@
 
 	},
 
+	_createTrPlaceholder: function( sourceTr, targetTr ) {
+		var that = this;
+
+		sourceTr.children().each(function() {
+			$( "<td>&#160;</td>", that.document[ 0 ] )
+				.attr( "colspan", $( this ).attr( "colspan" ) || 1 )
+				.appendTo( targetTr );
+		});
+	},
+
 	_contactContainers: function(event) {
 		var i, j, dist, itemWithLeastDistance, posProperty, sizeProperty, cur, nearBottom, floating, axis,
 			innermostContainer = null,
@@ -14455,14 +14472,14 @@
 		// 1. The position of the helper is absolute, so it's position is calculated based on the next positioned parent
 		// 2. The actual offset parent is a child of the scroll parent, and the scroll parent isn't the document, which means that
 		//    the scroll is included in the initial calculation of the offset of the parent, and never recalculated upon drag
-		if(this.cssPosition === "absolute" && this.scrollParent[0] !== document && $.contains(this.scrollParent[0], this.offsetParent[0])) {
+		if(this.cssPosition === "absolute" && this.scrollParent[0] !== this.document[0] && $.contains(this.scrollParent[0], this.offsetParent[0])) {
 			po.left += this.scrollParent.scrollLeft();
 			po.top += this.scrollParent.scrollTop();
 		}
 
 		// This needs to be actually done for all browsers, since pageX/pageY includes this information
 		// with an ugly IE fix
-		if( this.offsetParent[0] === document.body || (this.offsetParent[0].tagName && this.offsetParent[0].tagName.toLowerCase() === "html" && $.ui.ie)) {
+		if( this.offsetParent[0] === this.document[0].body || (this.offsetParent[0].tagName && this.offsetParent[0].tagName.toLowerCase() === "html" && $.ui.ie)) {
 			po = { top: 0, left: 0 };
 		}
 
@@ -14512,8 +14529,8 @@
 			this.containment = [
 				0 - this.offset.relative.left - this.offset.parent.left,
 				0 - this.offset.relative.top - this.offset.parent.top,
-				$(o.containment === "document" ? document : window).width() - this.helperProportions.width - this.margins.left,
-				($(o.containment === "document" ? document : window).height() || document.body.parentNode.scrollHeight) - this.helperProportions.height - this.margins.top
+				o.containment === "document" ? this.document.width() : this.window.width() - this.helperProportions.width - this.margins.left,
+				(o.containment === "document" ? this.document.width() : this.window.height() || this.document[0].body.parentNode.scrollHeight) - this.helperProportions.height - this.margins.top
 			];
 		}
 
@@ -14538,7 +14555,7 @@
 			pos = this.position;
 		}
 		var mod = d === "absolute" ? 1 : -1,
-			scroll = this.cssPosition === "absolute" && !(this.scrollParent[0] !== document && $.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent,
+			scroll = this.cssPosition === "absolute" && !(this.scrollParent[0] !== this.document[0] && $.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent,
 			scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);
 
 		return {
@@ -14564,13 +14581,13 @@
 			o = this.options,
 			pageX = event.pageX,
 			pageY = event.pageY,
-			scroll = this.cssPosition === "absolute" && !(this.scrollParent[0] !== document && $.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);
+			scroll = this.cssPosition === "absolute" && !(this.scrollParent[0] !== this.document[0] && $.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);
 
 		// This is another very weird special case that only happens for relative elements:
 		// 1. If the css position is relative
 		// 2. and the scroll parent is the document or similar to the offset parent
 		// we have to refresh the relative offset during the scroll so there are no jumps
-		if(this.cssPosition === "relative" && !(this.scrollParent[0] !== document && this.scrollParent[0] !== this.offsetParent[0])) {
+		if(this.cssPosition === "relative" && !(this.scrollParent[0] !== this.document[0] && this.scrollParent[0] !== this.offsetParent[0])) {
 			this.offset.relative = this._getRelativeOffset();
 		}
 
@@ -14768,10 +14785,10 @@
 
 
 /*!
- * jQuery UI Spinner 1.11.2
+ * jQuery UI Spinner 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -14791,7 +14808,7 @@
 }
 
 var spinner = $.widget( "ui.spinner", {
-	version: "1.11.2",
+	version: "1.11.4",
 	defaultElement: "<input>",
 	widgetEventPrefix: "spin",
 	options: {
@@ -15267,10 +15284,10 @@
 
 
 /*!
- * jQuery UI Tabs 1.11.2
+ * jQuery UI Tabs 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -15279,7 +15296,7 @@
 
 
 var tabs = $.widget( "ui.tabs", {
-	version: "1.11.2",
+	version: "1.11.4",
 	delay: 300,
 	options: {
 		active: null,
@@ -15455,8 +15472,9 @@
 		clearTimeout( this.activating );
 		selectedIndex = this._focusNextTab( selectedIndex, goingForward );
 
-		// Navigating with control key will prevent automatic activation
-		if ( !event.ctrlKey ) {
+		// Navigating with control/command key will prevent automatic activation
+		if ( !event.ctrlKey && !event.metaKey ) {
+
 			// Update aria-selected immediately so that AT think the tab is already selected.
 			// Otherwise AT may confuse the user by stating that they need to activate the tab,
 			// but the tab will already be activated by the time the announcement finishes.
@@ -16070,6 +16088,18 @@
 			eventData = {
 				tab: tab,
 				panel: panel
+			},
+			complete = function( jqXHR, status ) {
+				if ( status === "abort" ) {
+					that.panels.stop( false, true );
+				}
+
+				tab.removeClass( "ui-tabs-loading" );
+				panel.removeAttr( "aria-busy" );
+
+				if ( jqXHR === that.xhr ) {
+					delete that.xhr;
+				}
 			};
 
 		// not remote
@@ -16087,28 +16117,21 @@
 			panel.attr( "aria-busy", "true" );
 
 			this.xhr
-				.success(function( response ) {
+				.done(function( response, status, jqXHR ) {
 					// support: jQuery <1.8
 					// http://bugs.jquery.com/ticket/11778
 					setTimeout(function() {
 						panel.html( response );
 						that._trigger( "load", event, eventData );
+
+						complete( jqXHR, status );
 					}, 1 );
 				})
-				.complete(function( jqXHR, status ) {
+				.fail(function( jqXHR, status ) {
 					// support: jQuery <1.8
 					// http://bugs.jquery.com/ticket/11778
 					setTimeout(function() {
-						if ( status === "abort" ) {
-							that.panels.stop( false, true );
-						}
-
-						tab.removeClass( "ui-tabs-loading" );
-						panel.removeAttr( "aria-busy" );
-
-						if ( jqXHR === that.xhr ) {
-							delete that.xhr;
-						}
+						complete( jqXHR, status );
 					}, 1 );
 				});
 		}
@@ -16133,10 +16156,10 @@
 
 
 /*!
- * jQuery UI Tooltip 1.11.2
+ * jQuery UI Tooltip 1.11.4
  * http://jqueryui.com
  *
- * Copyright 2014 jQuery Foundation and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license.
  * http://jquery.org/license
  *
@@ -16145,7 +16168,7 @@
 
 
 var tooltip = $.widget( "ui.tooltip", {
-	version: "1.11.2",
+	version: "1.11.4",
 	options: {
 		content: function() {
 			// support: IE<9, Opera in jQuery <1.7
@@ -16313,6 +16336,7 @@
 			});
 		}
 
+		this._registerCloseHandlers( event, target );
 		this._updateContent( target, event );
 	},
 
@@ -16327,13 +16351,16 @@
 		}
 
 		content = contentOption.call( target[0], function( response ) {
-			// ignore async response if tooltip was closed already
-			if ( !target.data( "ui-tooltip-open" ) ) {
-				return;
-			}
+
 			// IE may instantly serve a cached response for ajax requests
 			// delay this call to _open so the other call to _open runs first
 			that._delay(function() {
+
+				// Ignore async response if tooltip was closed already
+				if ( !target.data( "ui-tooltip-open" ) ) {
+					return;
+				}
+
 				// jQuery creates a special event for focusin when it doesn't
 				// exist natively. To improve performance, the native event
 				// object is reused and the type is changed. Therefore, we can't
@@ -16351,7 +16378,7 @@
 	},
 
 	_open: function( event, target, content ) {
-		var tooltipData, tooltip, events, delayedShow, a11yContent,
+		var tooltipData, tooltip, delayedShow, a11yContent,
 			positionOption = $.extend( {}, this.options.position );
 
 		if ( !content ) {
@@ -16433,8 +16460,10 @@
 		}
 
 		this._trigger( "open", event, { tooltip: tooltip } );
-
-		events = {
+	},
+
+	_registerCloseHandlers: function( event, target ) {
+		var events = {
 			keyup: function( event ) {
 				if ( event.keyCode === $.ui.keyCode.ESCAPE ) {
 					var fakeEvent = $.Event(event);
@@ -16448,7 +16477,7 @@
 		// tooltips will handle this in destroy.
 		if ( target[ 0 ] !== this.element[ 0 ] ) {
 			events.remove = function() {
-				this._removeTooltip( tooltip );
+				this._removeTooltip( this._find( target ).tooltip );
 			};
 		}
 
@@ -16469,6 +16498,12 @@
 
 		// The tooltip may already be closed
 		if ( !tooltipData ) {
+
+			// We set ui-tooltip-open immediately upon open (in open()), but only set the
+			// additional data once there's actually content to show (in _open()). So even if the
+			// tooltip doesn't have full data, we always remove ui-tooltip-open in case we're in
+			// the period between open() and _open().
+			target.removeData( "ui-tooltip-open" );
 			return;
 		}

--- a/server/python/django/renkanmanager/static/renkanmanager/lib/paper/paper-full.js	Fri Mar 13 16:36:57 2015 +0100
+++ b/server/python/django/renkanmanager/static/renkanmanager/lib/paper/paper-full.js	Fri Mar 13 16:46:38 2015 +0100
@@ -1,5 +1,5 @@
 /*!
- * Paper.js v0.9.21 - The Swiss Army Knife of Vector Graphics Scripting.
+ * Paper.js v0.9.22 - The Swiss Army Knife of Vector Graphics Scripting.
  * http://paperjs.org/
  *
  * Copyright (c) 2011 - 2014, Juerg Lehni & Jonathan Puckey
@@ -9,7 +9,7 @@
  *
  * All rights reserved.
  *
- * Date: Sat Nov 22 09:01:01 2014 -0800
+ * Date: Sat Feb 28 19:20:48 2015 +0100
  *
  ***
  *
@@ -219,10 +219,8 @@
 						|| ctor.name === 'Object');
 			},
 
-			pick: function() {
-				for (var i = 0, l = arguments.length; i < l; i++)
-					if (arguments[i] !== undefined)
-						return arguments[i];
+			pick: function(a, b) {
+				return a !== undefined ? a : b;
 			}
 		}
 	});
@@ -231,16 +229,6 @@
 if (typeof module !== 'undefined')
 	module.exports = Base;
 
-if (!Array.isArray) {
-	Array.isArray = function(obj) {
-		return Object.prototype.toString.call(obj) === '[object Array]';
-	};
-}
-
-if (!document.head) {
-	document.head = document.getElementsByTagName('head')[0];
-}
-
 Base.inject({
 	toString: function() {
 		return this._id != null
@@ -257,6 +245,10 @@
 			}, []).join(', ') + ' }';
 	},
 
+	getClassName: function() {
+		return this._class || '';
+	},
+
 	exportJSON: function(options) {
 		return Base.exportJSON(this, options);
 	},
@@ -466,7 +458,8 @@
 		},
 
 		deserialize: function(json, create, _data) {
-			var res = json;
+			var res = json,
+				isRoot = !_data;
 			_data = _data || {};
 			if (Array.isArray(json)) {
 				var type = json[0],
@@ -495,7 +488,9 @@
 				for (var key in json)
 					res[key] = Base.deserialize(json[key], create, _data);
 			}
-			return res;
+			return isRoot && json && json.length && json[0][0] === 'dictionary'
+					? res[1]
+					: res;
 		},
 
 		exportJSON: function(obj, options) {
@@ -715,14 +710,14 @@
 		if (!this.browser) {
 			var browser = proto.browser = {};
 			navigator.userAgent.toLowerCase().replace(
-				/(opera|chrome|safari|webkit|firefox|msie|trident)\/?\s*([.\d]+)(?:.*version\/([.\d]+))?(?:.*rv\:([.\d]+))?/g,
+				/(opera|chrome|safari|webkit|firefox|msie|trident|atom)\/?\s*([.\d]+)(?:.*version\/([.\d]+))?(?:.*rv\:([.\d]+))?/g,
 				function(all, n, v1, v2, rv) {
 					if (!browser.chrome) {
 						var v = n === 'opera' ? v2 : v1;
 						if (n === 'trident') {
 							v = rv;
 							n = 'msie';
-						} 
+						}
 						browser.version = v;
 						browser.versionNumber = parseFloat(v);
 						browser.name = n;
@@ -732,10 +727,12 @@
 			);
 			if (browser.chrome)
 				delete browser.webkit;
-		}
-	},
-
-	version: '0.9.21',
+			if (browser.atom)
+				delete browser.chrome;
+		}
+	},
+
+	version: '0.9.22',
 
 	getView: function() {
 		return this.project && this.project.getView();
@@ -918,26 +915,14 @@
 	var abs = Math.abs,
 		sqrt = Math.sqrt,
 		pow = Math.pow,
-		cos = Math.cos,
-		PI = Math.PI,
-		TOLERANCE = 10e-6,
-		EPSILON = 10e-12;
-
-	function setupRoots(roots, min, max) {
-		var unbound = min === undefined,
-			minE = min - EPSILON,
-			maxE = max + EPSILON,
-			count = 0;
-		return function(root) {
-			if (unbound || root > minE && root < maxE)
-				roots[count++] = root < min ? min : root > max ? max : root;
-			return count;
-		};
-	}
+		TOLERANCE = 1e-6,
+		EPSILON = 1e-12,
+		MACHINE_EPSILON = 1.12e-16;
 
 	return {
 		TOLERANCE: TOLERANCE,
 		EPSILON: EPSILON,
+		MACHINE_EPSILON: MACHINE_EPSILON,
 		KAPPA: 4 * (sqrt(2) - 1) / 3,
 
 		isZero: function(val) {
@@ -978,58 +963,109 @@
 		},
 
 		solveQuadratic: function(a, b, c, roots, min, max) {
-			var add = setupRoots(roots, min, max);
-
-			if (abs(a) < EPSILON) {
-				if (abs(b) >= EPSILON)
-					return add(-c / b);
-				return abs(c) < EPSILON ? -1 : 0;
-			}
-			var p = b / (2 * a);
-			var q = c / a;
-			var p2 = p * p;
-			if (p2 < q - EPSILON)
-				return 0;
-			var s = p2 > q ? sqrt(p2 - q) : 0,
-				count = add(s - p);
-			if (s > 0)
-				count = add(-s - p);
+			var count = 0,
+				x1, x2 = Infinity,
+				B = b,
+				D;
+			b /= 2;
+			D = b * b - a * c;
+			if (abs(D) < MACHINE_EPSILON) {
+				var pow = Math.pow,
+					gmC = pow(abs(a*b*c), 1/3);
+				if (gmC < 1e-8) {
+					/*
+					 * we multiply with a factor to normalize the
+					 * coefficients. The factor is just the nearest exponent
+					 * of 10, big enough to raise all the coefficients to
+					 * nearly [-1, +1] range.
+					 */
+					var mult = pow(10, abs(
+						Math.floor(Math.log(gmC) * Math.LOG10E)));
+					if (!isFinite(mult))
+						mult = 0;
+					a *= mult;
+					b *= mult;
+					c *= mult;
+					D = b * b - a * c;
+				}
+			}
+			if (abs(a) < MACHINE_EPSILON) {
+				if (abs(B) < MACHINE_EPSILON)
+					return abs(c) < MACHINE_EPSILON ? -1 : 0;
+				x1 = -c / B;
+			} else {
+				if (D >= -MACHINE_EPSILON) {
+					D = D < 0 ? 0 : D;
+					var R = sqrt(D);
+					if (b >= MACHINE_EPSILON && b <= MACHINE_EPSILON) {
+						x1 = abs(a) >= abs(c) ? R / a : -c / R;
+						x2 = -x1;
+					} else {
+						var q = -(b + (b < 0 ? -1 : 1) * R);
+						x1 = q / a;
+						x2 = c / q;
+					}
+				}
+			}
+			if (isFinite(x1) && (min == null || x1 >= min && x1 <= max))
+				roots[count++] = x1;
+			if (x2 !== x1
+					&& isFinite(x2) && (min == null || x2 >= min && x2 <= max))
+				roots[count++] = x2;
 			return count;
 		},
 
 		solveCubic: function(a, b, c, d, roots, min, max) {
-			if (abs(a) < EPSILON)
-				return Numerical.solveQuadratic(b, c, d, roots, min, max);
-
-			b /= a;
-			c /= a;
-			d /= a;
-			var add = setupRoots(roots, min, max),
-				bb = b * b,
-				p = (bb - 3 * c) / 9,
-				q = (2 * bb * b - 9 * b * c + 27 * d) / 54,
-				ppp = p * p * p,
-				D = q * q - ppp;
-			b /= 3;
-			if (abs(D) < EPSILON) {
-				if (abs(q) < EPSILON)
-					return add(-b);
-				var sqp = sqrt(p),
-					snq = q > 0 ? 1 : -1;
-				add(-snq * 2 * sqp - b);
-				return add(snq * sqp - b);
-			}
-			if (D < 0) {
-				var sqp = sqrt(p),
-					phi = Math.acos(q / (sqp * sqp * sqp)) / 3,
-					t = -2 * sqp,
-					o = 2 * PI / 3;
-				add(t * cos(phi) - b);
-				add(t * cos(phi + o) - b);
-				return add(t * cos(phi - o) - b);
-			}
-			var A = (q > 0 ? -1 : 1) * pow(abs(q) + sqrt(D), 1 / 3);
-			return add(A + p / A - b);
+			var x, b1, c2, count = 0;
+			if (a === 0) {
+				a = b;
+				b1 = c;
+				c2 = d;
+				x = Infinity;
+			} else if (d === 0) {
+				b1 = b;
+				c2 = c;
+				x = 0;
+			} else {
+				var ec = 1 + MACHINE_EPSILON,
+					x0, q, qd, t, r, s, tmp;
+				x = -(b / a) / 3;
+				tmp = a * x,
+				b1 = tmp + b,
+				c2 = b1 * x + c,
+				qd = (tmp + b1) * x + c2,
+				q = c2 * x + d;
+				t = q /a;
+				r = pow(abs(t), 1/3);
+				s = t < 0 ? -1 : 1;
+				t = -qd / a;
+				r = t > 0 ? 1.3247179572 * Math.max(r, sqrt(t)) : r;
+				x0 = x - s * r;
+				if (x0 !== x) {
+					do {
+						x = x0;
+						tmp = a * x,
+						b1 = tmp + b,
+						c2 = b1 * x + c,
+						qd = (tmp + b1) * x + c2,
+						q = c2 * x + d;
+						x0 = qd === 0 ? x : x - q / qd / ec;
+						if (x0 === x) {
+							x = x0;
+							break;
+						}
+					} while (s * x0 > s * x);
+					if (abs(a) * x * x > abs(d / x)) {
+						c2 = -d / x;
+						b1 = (c2 - c) / x;
+					}
+				}
+			}
+			var count = Numerical.solveQuadratic(a, b1, c2, roots, min, max);
+			if (isFinite(x) && (count === 0 || x !== roots[count - 1])
+					&& (min == null || x >= min && x <= max))
+				roots[count++] = x;
+			return count;
 		}
 	};
 };
@@ -1249,11 +1285,11 @@
 	},
 
 	isColinear: function(point) {
-		return Math.abs(this.cross(point)) < 0.00001;
+		return Math.abs(this.cross(point)) < 1e-12;
 	},
 
 	isOrthogonal: function(point) {
-		return Math.abs(this.dot(point)) < 0.00001;
+		return Math.abs(this.dot(point)) < 1e-12;
 	},
 
 	isZero: function() {
@@ -1982,10 +2018,11 @@
 		return this;
 	},
 
-	apply: function() {
+	apply: function(recursively, _setApplyMatrix) {
 		var owner = this._owner;
 		if (owner) {
-			owner.transform(null, true);
+			owner.transform(null, true, Base.pick(recursively, true),
+					_setApplyMatrix);
 			return this.isIdentity();
 		}
 		return false;
@@ -2413,11 +2450,11 @@
 				vx -= px;
 				vy -= py;
 			}
-			if (Numerical.isZero(vx))
-				return x - px;
-			var m = vy / vx,
-				b = py - m * px;
-			return (y - (m * x) - b) / Math.sqrt(m * m + 1);
+			return Numerical.isZero(vx)
+					? vy >= 0 ? px - x : x - px
+					: Numerical.isZero(vy)
+						? vx >= 0 ? y - py : py - y
+						: (vx * (y - py) - vy * (x - px)) / Math.sqrt(vx * vx + vy * vy);
 		}
 	}
 });
@@ -2496,18 +2533,27 @@
 		return items;
 	},
 
-	addChild: function(child) {
-		if (child instanceof Layer) {
-			Base.splice(this.layers, [child]);
+	insertChild: function(index, item, _preserve) {
+		if (item instanceof Layer) {
+			item._remove(false, true);
+			Base.splice(this.layers, [item], index, 0);
+			item._setProject(this, true);
+			if (this._changes)
+				item._changed(5);
 			if (!this._activeLayer)
-				this._activeLayer = child;
-		} else if (child instanceof Item) {
+				this._activeLayer = item;
+		} else if (item instanceof Item) {
 			(this._activeLayer
-				|| this.addChild(new Layer(Item.NO_INSERT))).addChild(child);
+				|| this.insertChild(index, new Layer(Item.NO_INSERT)))
+					.insertChild(index, item, _preserve);
 		} else {
-			child = null;
-		}
-		return child;
+			item = null;
+		}
+		return item;
+	},
+
+	addChild: function(item, _preserve) {
+		return this.insertChild(undefined, item, _preserve);
 	},
 
 	_updateSelection: function(item) {
@@ -2639,6 +2685,12 @@
 
 	clone: function() {
 		return new Symbol(this._definition.clone(false));
+	},
+
+	equals: function(symbol) {
+		return symbol === this
+				|| symbol && this.definition.equals(symbol.definition)
+				|| false;
 	}
 });
 
@@ -2833,10 +2885,6 @@
 		return this._id;
 	},
 
-	getClassName: function() {
-		return this._class;
-	},
-
 	getName: function() {
 		return this._name;
 	},
@@ -3186,8 +3234,8 @@
 		return this._applyMatrix;
 	},
 
-	setApplyMatrix: function(transform) {
-		if (this._applyMatrix = this._canApplyMatrix && !!transform)
+	setApplyMatrix: function(apply) {
+		if (this._applyMatrix = this._canApplyMatrix && !!apply)
 			this.transform(null, true);
 	},
 
@@ -3395,7 +3443,7 @@
 			tolerancePadding = options._tolerancePadding = new Size(
 						Path._getPenPadding(1, totalMatrix.inverted())
 					).multiply(
-						Math.max(options.tolerance, 0.00001)
+						Math.max(options.tolerance, 0.000001)
 					);
 		point = matrix._inverseTransform(point);
 
@@ -3572,7 +3620,7 @@
 	},
 
 	insertChild: function(index, item, _preserve) {
-		var res = this.insertChildren(index, [item], _preserve);
+		var res = item ? this.insertChildren(index, [item], _preserve) : null;
 		return res && res[0];
 	},
 
@@ -3589,7 +3637,9 @@
 				if (_proto && !(item instanceof _proto)) {
 					items.splice(i, 1);
 				} else {
-					item._remove(false, true);
+					var shift = item._parent === this && item._index < index;
+					if (item._remove(false, true) && shift)
+						index--;
 				}
 			}
 			Base.splice(children, items, index, 0);
@@ -3611,29 +3661,28 @@
 		return items;
 	},
 
-	_insert: function(above, item, _preserve) {
-		if (!item._parent)
-			return null;
-		var index = item._index + (above ? 1 : 0);
-		if (item._parent === this._parent && index > this._index)
-			index--;
-		return item._parent.insertChild(index, this, _preserve);
+	_insertSibling: function(index, item, _preserve) {
+		return this._parent
+				? this._parent.insertChild(index, item, _preserve)
+				: null;
 	},
 
 	insertAbove: function(item, _preserve) {
-		return this._insert(true, item, _preserve);
+		return item._insertSibling(item._index + 1, this, _preserve);
 	},
 
 	insertBelow: function(item, _preserve) {
-		return this._insert(false, item, _preserve);
+		return item._insertSibling(item._index, this, _preserve);
 	},
 
 	sendToBack: function() {
-		return this._parent.insertChild(0, this);
+		return (this._parent || this instanceof Layer && this._project)
+				.insertChild(0, this);
 	},
 
 	bringToFront: function() {
-		return this._parent.addChild(this);
+		return (this._parent || this instanceof Layer && this._project)
+				.addChild(this);
 	},
 
 	appendTop: '#addChild',
@@ -3848,17 +3897,20 @@
 }, {
 
 }), {
-	transform: function(matrix, _applyMatrix) {
+	transform: function(matrix, _applyMatrix, _applyRecursively,
+			_setApplyMatrix) {
 		if (matrix && matrix.isIdentity())
 			matrix = null;
 		var _matrix = this._matrix,
 			applyMatrix = (_applyMatrix || this._applyMatrix)
-				&& (!_matrix.isIdentity() || matrix);
+					&& ((!_matrix.isIdentity() || matrix)
+						|| _applyMatrix && _applyRecursively && this._children);
 		if (!matrix && !applyMatrix)
 			return this;
 		if (matrix)
 			_matrix.preConcatenate(matrix);
-		if (applyMatrix = applyMatrix && this._transformContent(_matrix)) {
+		if (applyMatrix = applyMatrix && this._transformContent(_matrix,
+					_applyRecursively, _setApplyMatrix)) {
 			var pivot = this._pivot,
 				style = this._style,
 				fillColor = style.getFillColor(true),
@@ -3870,6 +3922,8 @@
 			if (strokeColor)
 				strokeColor.transform(_matrix);
 			_matrix.reset(true);
+			if (_setApplyMatrix && this._canApplyMatrix)
+				this._applyMatrix = true;
 		}
 		var bounds = this._bounds,
 			position = this._position;
@@ -3892,11 +3946,12 @@
 		return this;
 	},
 
-	_transformContent: function(matrix) {
+	_transformContent: function(matrix, applyRecursively, setApplyMatrix) {
 		var children = this._children;
 		if (children) {
 			for (var i = 0, l = children.length; i < l; i++)
-				children[i].transform(matrix, true);
+				children[i].transform(matrix, true, applyRecursively,
+						setApplyMatrix);
 			return true;
 		}
 	},
@@ -4216,9 +4271,9 @@
 		}
 	},
 
-	_remove: function _remove(notify) {
+	_remove: function _remove(notifySelf, notifyParent) {
 		if (this._parent)
-			return _remove.base.call(this, notify);
+			return _remove.base.call(this, notifySelf, notifyParent);
 		if (this._index != null) {
 			var project = this._project;
 			if (project._activeLayer === this)
@@ -4226,7 +4281,11 @@
 						|| this.getPreviousSibling();
 			Base.splice(project.layers, null, this._index, 1);
 			this._installEvents(false);
-			project._needsUpdate = true;
+			if (notifySelf && project._changes)
+				this._changed(5);
+			if (notifyParent) {
+				project._needsUpdate = true;
+			}
 			return true;
 		}
 		return false;
@@ -4250,15 +4309,10 @@
 		this._project._activeLayer = this;
 	},
 
-	_insert: function _insert(above, item, _preserve) {
-		if (item instanceof Layer && !item._parent) {
-			this._remove(true, true);
-			Base.splice(item._project.layers, [this],
-					item._index + (above ? 1 : 0), 0);
-			this._setProject(item._project, true);
-			return this;
-		}
-		return _insert.base.call(this, above, item, _preserve);
+	_insertSibling: function _insertSibling(index, item, _preserve) {
+		return !this._parent
+				? this._project.insertChild(index, item, _preserve)
+				: _insertSibling.base.call(this, index, item, _preserve);
 	}
 });
 
@@ -4605,8 +4659,10 @@
 				this.setImage(object);
 			}
 		}
-		if (!this._size)
+		if (!this._size) {
 			this._size = new Size();
+			this._loaded = false;
+		}
 	},
 
 	_equals: function(item) {
@@ -4622,37 +4678,53 @@
 		} else if (canvas) {
 			var copyCanvas = CanvasProvider.getCanvas(this._size);
 			copyCanvas.getContext('2d').drawImage(canvas, 0, 0);
-			copy.setCanvas(copyCanvas);
+			copy.setImage(copyCanvas);
 		}
 		return this._clone(copy, insert);
 	},
 
 	getSize: function() {
 		var size = this._size;
-		return new LinkedSize(size.width, size.height, this, 'setSize');
+		return new LinkedSize(size ? size.width : 0, size ? size.height : 0,
+				this, 'setSize');
 	},
 
 	setSize: function() {
 		var size = Size.read(arguments);
-		if (!this._size.equals(size)) {
-			var element = this.getElement();
-			this.setCanvas(CanvasProvider.getCanvas(size));
-			if (element)
-				this.getContext(true).drawImage(element, 0, 0,
-						size.width, size.height);
+		if (!size.equals(this._size)) {
+			if (size.width > 0 && size.height > 0) {
+				var element = this.getElement();
+				this.setImage(CanvasProvider.getCanvas(size));
+				if (element)
+					this.getContext(true).drawImage(element, 0, 0,
+							size.width, size.height);
+			} else {
+				if (this._canvas)
+					CanvasProvider.release(this._canvas);
+				this._size = size.clone();
+			}
 		}
 	},
 
 	getWidth: function() {
-		return this._size.width;
+		return this._size ? this._size.width : 0;
+	},
+
+	setWidth: function(width) {
+		this.setSize(width, this.getHeight());
 	},
 
 	getHeight: function() {
-		return this._size.height;
+		return this._size ? this._size.height : 0;
+	},
+
+	setHeight: function(height) {
+		this.setSize(this.getWidth(), height);
 	},
 
 	isEmpty: function() {
-		return this._size.width === 0 && this._size.height === 0;
+		var size = this._size;
+		return !size || size.width === 0 && size.height === 0;
 	},
 
 	getResolution: function() {
@@ -4678,9 +4750,11 @@
 		if (image && image.getContext) {
 			this._image = null;
 			this._canvas = image;
+			this._loaded = true;
 		} else {
 			this._image = image;
 			this._canvas = null;
+			this._loaded = image && image.complete;
 		}
 		this._size = new Size(
 				image ? image.naturalWidth || image.width : 0,
@@ -4752,7 +4826,7 @@
 	},
 
 	getElement: function() {
-		return this._canvas || this._image;
+		return this._canvas || this._loaded && this._image;
 	}
 }, {
 	beans: false,
@@ -4768,7 +4842,7 @@
 	getSubRaster: function() {
 		var rect = Rectangle.read(arguments),
 			raster = new Raster(Item.NO_INSERT);
-		raster.setCanvas(this.getSubCanvas(rect));
+		raster.setImage(this.getSubCanvas(rect));
 		raster.translate(rect.getCenter().subtract(this.getSize().divide(2)));
 		raster._matrix.preConcatenate(this._matrix);
 		raster.insertAbove(this);
@@ -4818,8 +4892,10 @@
 		if (path)
 			path.draw(ctx, new Base({ clip: true, matrices: [matrix] }));
 		this._matrix.applyToContext(ctx);
-		ctx.drawImage(this.getElement(),
-				-this._size.width / 2, -this._size.height / 2);
+		var element = this.getElement(),
+			size = this._size;
+		if (element)
+			ctx.drawImage(element, -size.width / 2, -size.height / 2);
 		ctx.restore();
 		var pixels = ctx.getImageData(0.5, 0.5, Math.ceil(width),
 				Math.ceil(height)).data,
@@ -5361,6 +5437,7 @@
 
 var Curve = Base.extend({
 	_class: 'Curve',
+
 	initialize: function Curve(arg0, arg1, arg2, arg3, arg4, arg5, arg6, arg7) {
 		var count = arguments.length;
 		if (count === 3) {
@@ -5514,14 +5591,9 @@
 				&& this._segment2._handleIn.isZero();
 	},
 
-	isHorizontal: function() {
-		return this.isLinear() && Numerical.isZero(
-				this._segment1._point._y - this._segment2._point._y);
-	},
-
 	getIntersections: function(curve) {
-		return Curve.getIntersections(this.getValues(), curve.getValues(),
-				this, curve, []);
+		return Curve.filterIntersections(Curve.getIntersections(
+				this.getValues(), curve.getValues(), this, curve, []));
 	},
 
 	_getParameter: function(offset, isParameter) {
@@ -5536,7 +5608,7 @@
 
 	divide: function(offset, isParameter, ignoreLinear) {
 		var parameter = this._getParameter(offset, isParameter),
-			tolerance = 0.00001,
+			tolerance = 0.000001,
 			res = null;
 		if (parameter > tolerance && parameter < 1 - tolerance) {
 			var parts = Curve.subdivide(this.getValues(), parameter),
@@ -5631,7 +5703,7 @@
 			c1x = v[2], c1y = v[3],
 			c2x = v[4], c2y = v[5],
 			p2x = v[6], p2y = v[7],
-			tolerance = 0.00001,
+			tolerance = 0.000001,
 			x, y;
 
 		if (type === 0 && (t < tolerance || t > 1 - tolerance)) {
@@ -5701,12 +5773,15 @@
 			p2 = v[coord + 6],
 			c = 3 * (c1 - p1),
 			b = 3 * (c2 - c1) - c,
-			a = p2 - p1 - c - b;
+			a = p2 - p1 - c - b,
+			isZero = Numerical.isZero;
+		if (isZero(a) && isZero(b))
+			a = b = 0;
 		return Numerical.solveCubic(a, b, c, p1 - val, roots, min, max);
 	},
 
 	getParameterOf: function(v, x, y) {
-		var tolerance = 0.00001;
+		var tolerance = 0.000001;
 		if (Math.abs(v[0] - x) < tolerance && Math.abs(v[1] - y) < tolerance)
 			return 0;
 		if (Math.abs(v[6] - x) < tolerance && Math.abs(v[7] - y) < tolerance)
@@ -5773,6 +5848,12 @@
 				+ 1.5 * p2y * c1x + 3.0 * p2y * c2x) / 10;
 	},
 
+	getEdgeSum: function(v) {
+		return	  (v[0] - v[2]) * (v[3] + v[1])
+				+ (v[2] - v[4]) * (v[5] + v[3])
+				+ (v[4] - v[6]) * (v[7] + v[5]);
+	},
+
 	getBounds: function(v) {
 		var min = v.slice(0, 2),
 			max = min.slice(),
@@ -5796,7 +5877,7 @@
 			b = 2 * (v0 + v2) - 4 * v1,
 			c = v1 - v0,
 			count = Numerical.solveQuadratic(a, b, c, roots),
-			tMin = 0.00001,
+			tMin = 0.000001,
 			tMax = 1 - tMin;
 		add(v3, 0);
 		for (var i = 0; i < count; i++) {
@@ -5887,7 +5968,7 @@
 			refine(i / count);
 
 		var step = 1 / (count * 2);
-		while (step > 0.00001) {
+		while (step > 0.000001) {
 			if (!refine(minT - step) && !refine(minT + step))
 				step /= 2;
 		}
@@ -5970,7 +6051,7 @@
 				return length - offset;
 			}
 			return Numerical.findRoot(f, ds, start + guess, a, b, 16,
-					0.00001);
+					0.000001);
 		}
 	};
 }, new function() {
@@ -5983,11 +6064,10 @@
 
 	function addCurveIntersections(v1, v2, curve1, curve2, locations, include,
 			tMin, tMax, uMin, uMax, oldTDiff, reverse, recursion) {
-		if (recursion > 20)
+		if (recursion > 32)
 			return;
 		var q0x = v2[0], q0y = v2[1], q3x = v2[6], q3y = v2[7],
-			tolerance = 0.00001,
-			hullEpsilon = 1e-9,
+			tolerance = 0.000001,
 			getSignedDistance = Line.getSignedDistance,
 			d1 = getSignedDistance(q0x, q0y, q3x, q3y, v2[2], v2[3]) || 0,
 			d2 = getSignedDistance(q0x, q0y, q3x, q3y, v2[4], v2[5]) || 0,
@@ -5999,9 +6079,8 @@
 			dp2 = getSignedDistance(q0x, q0y, q3x, q3y, v1[4], v1[5]),
 			dp3 = getSignedDistance(q0x, q0y, q3x, q3y, v1[6], v1[7]),
 			tMinNew, tMaxNew, tDiff;
-		if (q0x === q3x && uMax - uMin <= hullEpsilon && recursion > 3) {
-			tMinNew = (tMax + tMin) / 2;
-			tMaxNew = tMinNew;
+		if (q0x === q3x && uMax - uMin <= tolerance && recursion > 3) {
+			tMaxNew = tMinNew = (tMax + tMin) / 2;
 			tDiff = 0;
 		} else {
 			var hull = getConvexHull(dp0, dp1, dp2, dp3),
@@ -6013,13 +6092,13 @@
 			bottom.reverse();
 			tMaxClip = clipConvexHull(top, bottom, dMin, dMax);
 			if (tMinClip == null || tMaxClip == null)
-				return false;
+				return;
 			v1 = Curve.getPart(v1, tMinClip, tMaxClip);
 			tDiff = tMaxClip - tMinClip;
 			tMinNew = tMax * tMinClip + tMin * (1 - tMinClip);
 			tMaxNew = tMax * tMaxClip + tMin * (1 - tMaxClip);
 		}
-		if (oldTDiff > 0.8 && tDiff > 0.8) {
+		if (oldTDiff > 0.5 && tDiff > 0.5) {
 			if (tMaxNew - tMinNew > uMax - uMin) {
 				var parts = Curve.subdivide(v1, 0.5),
 					t = tMinNew + (tMaxNew - tMinNew) / 2;
@@ -6051,7 +6130,7 @@
 						curve1, t1, Curve.evaluate(v1, t1, 0),
 						curve2, t2, Curve.evaluate(v2, t2, 0));
 			}
-		} else {
+		} else if (tDiff > 0) {
 			addCurveIntersections(v2, v1, curve2, curve1, locations, include,
 					uMin, uMax, tMinNew, tMaxNew, tDiff, !reverse, ++recursion);
 		}
@@ -6091,43 +6170,27 @@
 	}
 
 	function clipConvexHull(hullTop, hullBottom, dMin, dMax) {
-		var tProxy,
-			tVal = null,
-			px, py,
-			qx, qy;
-		for (var i = 0, l = hullBottom.length - 1; i < l; i++) {
-			py = hullBottom[i][1];
-			qy = hullBottom[i + 1][1];
-			if (py < qy) {
-				tProxy = null;
-			} else if (qy <= dMax) {
-				px = hullBottom[i][0];
-				qx = hullBottom[i + 1][0];
-				tProxy = px + (dMax - py) * (qx - px) / (qy - py);
-			} else {
-				continue;
-			}
-			break;
-		}
-		if (hullTop[0][1] <= dMax)
-			tProxy = hullTop[0][0];
-		for (var i = 0, l = hullTop.length - 1; i < l; i++) {
-			py = hullTop[i][1];
-			qy = hullTop[i + 1][1];
-			if (py >= dMin) {
-				tVal = tProxy;
-			} else if (py > qy) {
-				tVal = null;
-			} else if (qy >= dMin) {
-				px = hullTop[i][0];
-				qx = hullTop[i + 1][0];
-				tVal = px + (dMin  - py) * (qx - px) / (qy - py);
-			} else {
-				continue;
-			}
-			break;
-		}
-		return tVal;
+		if (hullTop[0][1] < dMin) {
+			return clipConvexHullPart(hullTop, true, dMin);
+		} else if (hullBottom[0][1] > dMax) {
+			return clipConvexHullPart(hullBottom, false, dMax);
+		} else {
+			return hullTop[0][0];
+		}
+	}
+
+	function clipConvexHullPart(part, top, threshold) {
+		var px = part[0][0],
+			py = part[0][1];
+		for (var i = 1, l = part.length; i < l; i++) {
+			var qx = part[i][0],
+				qy = part[i][1];
+			if (top ? qy >= threshold : qy <= threshold)
+				return px + (threshold - py) * (qx - px) / (qy - py);
+			px = qx;
+			py = qy;
+		}
+		return null;
 	}
 
 	function addCurveLineIntersections(v1, v2, curve1, curve2, locations,
@@ -6182,16 +6245,72 @@
 	}
 
 	return { statics: {
-		getIntersections: function(v1, v2, curve1, curve2, locations, include) {
+		getIntersections: function(v1, v2, c1, c2, locations, include) {
 			var linear1 = Curve.isLinear(v1),
-				linear2 = Curve.isLinear(v2);
+				linear2 = Curve.isLinear(v2),
+				c1p1 = c1.getPoint1(),
+				c1p2 = c1.getPoint2(),
+				c2p1 = c2.getPoint1(),
+				c2p2 = c2.getPoint2(),
+				tolerance = 0.000001;
+			if (c1p1.isClose(c2p1, tolerance))
+				addLocation(locations, include, c1, 0, c1p1, c2, 0, c1p1);
+			if (c1p1.isClose(c2p2, tolerance))
+				addLocation(locations, include, c1, 0, c1p1, c2, 1, c1p1);
 			(linear1 && linear2
 				? addLineIntersection
 				: linear1 || linear2
 					? addCurveLineIntersections
 					: addCurveIntersections)(
-						v1, v2, curve1, curve2, locations, include,
+						v1, v2, c1, c2, locations, include,
 						0, 1, 0, 1, 0, false, 0);
+			if (c1p2.isClose(c2p1, tolerance))
+				addLocation(locations, include, c1, 1, c1p2, c2, 0, c1p2);
+			if (c1p2.isClose(c2p2, tolerance))
+				addLocation(locations, include, c1, 1, c1p2, c2, 1, c1p2);
+			return locations;
+		},
+
+		filterIntersections: function(locations, _expand) {
+			var last = locations.length - 1,
+				tMax = 1 - 0.000001;
+			for (var i = last; i >= 0; i--) {
+				var loc = locations[i],
+					next = loc._curve.getNext(),
+					next2 = loc._curve2.getNext();
+				if (next && loc._parameter >= tMax) {
+					loc._parameter = 0;
+					loc._curve = next;
+				}
+				if (next2 && loc._parameter2 >= tMax) {
+					loc._parameter2 = 0;
+					loc._curve2 = next2;
+				}
+			}
+
+			function compare(loc1, loc2) {
+				var path1 = loc1.getPath(),
+					path2 = loc2.getPath();
+				return path1 === path2
+						? (loc1.getIndex() + loc1.getParameter())
+								- (loc2.getIndex() + loc2.getParameter())
+						: path1._id - path2._id;
+			}
+
+			if (last > 0) {
+				locations.sort(compare);
+				for (var i = last; i > 0; i--) {
+					if (locations[i].equals(locations[i - 1])) {
+						locations.splice(i, 1);
+						last--;
+					}
+				}
+			}
+			if (_expand) {
+				for (var i = last; i >= 0; i--)
+					locations.push(locations[i].getIntersection());
+				locations.sort(compare);
+			}
 			return locations;
 		}
 	}};
@@ -6307,13 +6426,14 @@
 	},
 
 	equals: function(loc) {
-		var isZero = Numerical.isZero;
+		var abs = Math.abs,
+			tolerance = 0.000001;
 		return this === loc
 				|| loc
 					&& this._curve === loc._curve
 					&& this._curve2 === loc._curve2
-					&& isZero(this._parameter - loc._parameter)
-					&& isZero(this._parameter2 - loc._parameter2)
+					&& abs(this._parameter - loc._parameter) <= tolerance
+					&& abs(this._parameter2 - loc._parameter2) <= tolerance
 				|| false;
 	},
 
@@ -6360,8 +6480,8 @@
 			length1 = curves1.length,
 			length2 = path ? curves2.length : length1,
 			values2 = [],
-			MIN = 1e-11,
-			MAX = 1 - 1e-11;
+			tMin = 0.000001,
+			tMax = 1 - tMin;
 		if (path && !this.getBounds(matrix1).touches(path.getBounds(matrix2)))
 			return [];
 		for (var i = 0; i < length2; i++)
@@ -6381,7 +6501,7 @@
 					Curve.getIntersections(
 						parts[0], parts[1], curve1, curve1, locations,
 						function(loc) {
-							if (loc._parameter <= MAX) {
+							if (loc._parameter <= tMax) {
 								loc._parameter /= 2;
 								loc._parameter2 = 0.5 + loc._parameter2 / 2;
 								return true;
@@ -6396,50 +6516,12 @@
 					!path && (j === i + 1 || j === length2 - 1 && i === 0)
 						&& function(loc) {
 							var t = loc._parameter;
-							return t >= MIN && t <= MAX;
+							return t >= tMin && t <= tMax;
 						}
 				);
 			}
 		}
-		var last = locations.length - 1;
-		for (var i = last; i >= 0; i--) {
-			var loc = locations[i],
-				next = loc._curve.getNext(),
-				next2 = loc._curve2.getNext();
-			if (next && loc._parameter >= MAX) {
-				loc._parameter = 0;
-				loc._curve = next;
-			}
-			if (next2 && loc._parameter2 >= MAX) {
-				loc._parameter2 = 0;
-				loc._curve2 = next2;
-			}
-		}
-
-		function compare(loc1, loc2) {
-			var path1 = loc1.getPath(),
-				path2 = loc2.getPath();
-			return path1 === path2
-					? (loc1.getIndex() + loc1.getParameter())
-							- (loc2.getIndex() + loc2.getParameter())
-					: path1._id - path2._id;
-		}
-
-		if (last > 0) {
-			locations.sort(compare);
-			for (var i = last; i >= 1; i--) {
-				if (locations[i].equals(locations[i === 0 ? last : i - 1])) {
-					locations.splice(i, 1);
-					last--;
-				}
-			}
-		}
-		if (_expand) {
-			for (var i = last; i >= 0; i--)
-				locations.push(locations[i].getIntersection());
-			locations.sort(compare);
-		}
-		return locations;
+		return Curve.filterIntersections(locations, _expand);
 	},
 
 	_asPathItem: function() {
@@ -6472,7 +6554,7 @@
 
 		this.clear();
 
-		for (var i = 0, l = parts.length; i < l; i++) {
+		for (var i = 0, l = parts && parts.length; i < l; i++) {
 			var part = parts[i],
 				command = part[0],
 				lower = command.toLowerCase();
@@ -6542,8 +6624,8 @@
 			case 'a':
 				for (var j = 0; j < length; j += 7) {
 					this.arcTo(current = getPoint(j + 5),
-							new Size(+coords[0], +coords[1]),
-							+coords[2], +coords[4], +coords[3]);
+							new Size(+coords[j], +coords[j + 1]),
+							+coords[j + 2], +coords[j + 4], +coords[j + 3]);
 				}
 				break;
 			case 'z':
@@ -6597,7 +6679,8 @@
 	},
 
 	_equals: function(item) {
-		return Base.equals(this._segments, item._segments);
+		return this._closed === item._closed
+				&& Base.equals(this._segments, item._segments);
 	},
 
 	clone: function(insert) {
@@ -6981,15 +7064,17 @@
 
 	split: function(index, parameter) {
 		if (parameter === null)
-			return;
+			return null;
 		if (arguments.length === 1) {
 			var arg = index;
 			if (typeof arg === 'number')
 				arg = this.getLocationAt(arg);
+			if (!arg)
+				return null
 			index = arg.index;
 			parameter = arg.parameter;
 		}
-		var tolerance = 0.00001;
+		var tolerance = 0.000001;
 		if (parameter >= 1 - tolerance) {
 			index++;
 			parameter--;
@@ -7004,7 +7089,7 @@
 			if (this._closed) {
 				this.setClosed(false);
 				path = this;
-			} else if (index > 0) {
+			} else {
 				path = this._clone(new Path().insertAbove(this, true));
 			}
 			path._add(segs, 0);
@@ -7046,19 +7131,20 @@
 			var segments = path._segments,
 				last1 = this.getLastSegment(),
 				last2 = path.getLastSegment();
-			if (last1._point.equals(last2._point))
+			if (!last2)
+				return this;
+			if (last1 && last1._point.equals(last2._point))
 				path.reverse();
-			var first1,
-				first2 = path.getFirstSegment();
-			if (last1._point.equals(first2._point)) {
+			var first2 = path.getFirstSegment();
+			if (last1 && last1._point.equals(first2._point)) {
 				last1.setHandleOut(first2._handleOut);
 				this._add(segments.slice(1));
 			} else {
-				first1 = this.getFirstSegment();
-				if (first1._point.equals(first2._point))
+				var first1 = this.getFirstSegment();
+				if (first1 && first1._point.equals(first2._point))
 					path.reverse();
 				last2 = path.getLastSegment();
-				if (first1._point.equals(last2._point)) {
+				if (first1 && first1._point.equals(last2._point)) {
 					first1.setHandleIn(last2._handleIn);
 					this._add(segments.slice(0, segments.length - 1), 0);
 				} else {
@@ -7076,6 +7162,7 @@
 			last.remove();
 			this.setClosed(true);
 		}
+		return this;
 	},
 
 	toShape: function(insert) {
@@ -7690,7 +7777,7 @@
 					x = pt.x,
 					y = pt.y,
 					abs = Math.abs,
-					EPSILON = 1e-11,
+					epsilon = 1e-12,
 					rx = abs(radius.width),
 					ry = abs(radius.height),
 					rxSq = rx * rx,
@@ -7706,7 +7793,7 @@
 				}
 				factor = (rxSq * rySq - rxSq * ySq - rySq * xSq) /
 						(rxSq * ySq + rySq * xSq);
-				if (abs(factor) < EPSILON)
+				if (abs(factor) < epsilon)
 					factor = 0;
 				if (factor < 0)
 					throw new Error(
@@ -7838,12 +7925,9 @@
 statics: {
 	isClockwise: function(segments) {
 		var sum = 0;
-		for (var i = 0, l = segments.length; i < l; i++) {
-			var v = Curve.getValues(
-					segments[i], segments[i + 1 < l ? i + 1 : 0]);
-			for (var j = 2; j < 8; j += 2)
-				sum += (v[j - 2] - v[j]) * (v[j + 1] + v[j - 1]);
-		}
+		for (var i = 0, l = segments.length; i < l; i++)
+			sum += Curve.getEdgeSum(Curve.getValues(
+					segments[i], segments[i + 1 < l ? i + 1 : 0]));
 		return sum > 0;
 	},
 
@@ -8211,6 +8295,18 @@
 			this._children[i].smooth();
 	},
 
+	reduce: function reduce() {
+		if (this._children.length === 0) {
+			var path = new Path(Item.NO_INSERT);
+			path.insertAbove(this);
+			path.setStyle(this._style);
+			this.remove();
+			return path;
+		} else {
+			return reduce.base.call(this);
+		}
+	},
+
 	isClockwise: function() {
 		var child = this.getFirstChild();
 		return child && child.isClockwise();
@@ -8357,24 +8453,42 @@
 });
 
 PathItem.inject(new function() {
-	function computeBoolean(path1, path2, operator, subtract) {
+	var operators = {
+		unite: function(w) {
+			return w === 1 || w === 0;
+		},
+
+		intersect: function(w) {
+			return w === 2;
+		},
+
+		subtract: function(w) {
+			return w === 1;
+		},
+
+		exclude: function(w) {
+			return w === 1;
+		}
+	};
+
+	function computeBoolean(path1, path2, operation) {
+		var operator = operators[operation];
 		function preparePath(path) {
-			return path.clone(false).reduce().reorient().transform(null, true);
+			return path.clone(false).reduce().reorient().transform(null, true,
+					true);
 		}
 
 		var _path1 = preparePath(path1),
 			_path2 = path2 && path1 !== path2 && preparePath(path2);
-		if (!_path1.isClockwise())
-			_path1.reverse();
-		if (_path2 && !(subtract ^ _path2.isClockwise()))
+		if (_path2 && /^(subtract|exclude)$/.test(operation)
+				^ (_path2.isClockwise() !== _path1.isClockwise()))
 			_path2.reverse();
 		splitPath(_path1.getIntersections(_path2, null, true));
 
 		var chain = [],
-			windings = [],
-			lengths = [],
 			segments = [],
-			monoCurves = [];
+			monoCurves = [],
+			tolerance = 0.000001;
 
 		function collect(paths) {
 			for (var i = 0, l = paths.length; i < l; i++) {
@@ -8396,85 +8510,89 @@
 			var segment = segments[i];
 			if (segment._winding != null)
 				continue;
-			chain.length = windings.length = lengths.length = 0;
-			var totalLength = 0,
-				startSeg = segment;
+			chain.length = 0;
+			var startSeg = segment,
+				totalLength = 0,
+				windingSum = 0;
 			do {
-				chain.push(segment);
-				lengths.push(totalLength += segment.getCurve().getLength());
+				var length = segment.getCurve().getLength();
+				chain.push({ segment: segment, length: length });
+				totalLength += length;
 				segment = segment.getNext();
 			} while (segment && !segment._intersection && segment !== startSeg);
 			for (var j = 0; j < 3; j++) {
-				var length = totalLength * Math.random(),
-					amount = lengths.length,
-					k = 0;
-				do {
-					if (lengths[k] >= length) {
-						if (k > 0)
-							length -= lengths[k - 1];
+				var length = totalLength * (j + 1) / 4;
+				for (k = 0, m = chain.length; k < m; k++) {
+					var node = chain[k],
+						curveLength = node.length;
+					if (length <= curveLength) {
+						if (length <= tolerance
+								|| curveLength - length <= tolerance)
+							length = curveLength / 2;
+						var curve = node.segment.getCurve(),
+							pt = curve.getPointAt(length),
+							hor = curve.isLinear() && Math.abs(curve
+									.getTangentAt(0.5, true).y) <= tolerance,
+							path = curve._path;
+						if (path._parent instanceof CompoundPath)
+							path = path._parent;
+						windingSum += operation === 'subtract' && _path2
+							&& (path === _path1 && _path2._getWinding(pt, hor)
+							|| path === _path2 && !_path1._getWinding(pt, hor))
+							? 0
+							: getWinding(pt, monoCurves, hor);
 						break;
 					}
-				} while (++k < amount);
-				var curve = chain[k].getCurve(),
-					point = curve.getPointAt(length),
-					hor = curve.isHorizontal(),
-					path = curve._path;
-				if (path._parent instanceof CompoundPath)
-					path = path._parent;
-				windings[j] = subtract && _path2
-						&& (path === _path1 && _path2._getWinding(point, hor)
-						|| path === _path2 && !_path1._getWinding(point, hor))
-						? 0
-						: getWinding(point, monoCurves, hor);
-			}
-			windings.sort();
-			var winding = windings[1];
+					length -= curveLength;
+				}
+			}
+			var winding = Math.round(windingSum / 3);
 			for (var j = chain.length - 1; j >= 0; j--)
-				chain[j]._winding = winding;
-		}
-		var result = new CompoundPath();
+				chain[j].segment._winding = winding;
+		}
+		var result = new CompoundPath(Item.NO_INSERT);
+		result.insertAbove(path1);
 		result.addChildren(tracePaths(segments, operator), true);
-		_path1.remove();
-		if (_path2)
-			_path2.remove();
 		result = result.reduce();
 		result.setStyle(path1._style);
 		return result;
 	}
 
 	function splitPath(intersections) {
-		var TOLERANCE = 0.00001,
-			linearSegments;
+		var tMin = 0.000001,
+			tMax = 1 - tMin,
+			linearHandles;
 
 		function resetLinear() {
-			for (var i = 0, l = linearSegments.length; i < l; i++) {
-				var segment = linearSegments[i];
-				segment._handleOut.set(0, 0);
-				segment._handleIn.set(0, 0);
-			}
-		}
-
-		for (var i = intersections.length - 1, curve, prevLoc; i >= 0; i--) {
+			for (var i = 0, l = linearHandles.length; i < l; i++)
+				linearHandles[i].set(0, 0);
+		}
+
+		for (var i = intersections.length - 1, curve, prev; i >= 0; i--) {
 			var loc = intersections[i],
 				t = loc._parameter;
-			if (prevLoc && prevLoc._curve === loc._curve
-					&& prevLoc._parameter > 0) {
-				t /= prevLoc._parameter;
+			if (prev && prev._curve === loc._curve && prev._parameter > 0) {
+				t /= prev._parameter;
 			} else {
-				if (linearSegments)
+				curve = loc._curve;
+				if (linearHandles)
 					resetLinear();
-				curve = loc._curve;
-				linearSegments = curve.isLinear() && [];
+				linearHandles = curve.isLinear() ? [
+						curve._segment1._handleOut,
+						curve._segment2._handleIn
+					] : null;
 			}
 			var newCurve,
 				segment;
 			if (newCurve = curve.divide(t, true, true)) {
 				segment = newCurve._segment1;
 				curve = newCurve.getPrevious();
+				if (linearHandles)
+					linearHandles.push(segment._handleOut, segment._handleIn);
 			} else {
-				segment = t < TOLERANCE
+				segment = t < tMin
 					? curve._segment1
-					: t > 1 - TOLERANCE
+					: t > tMax
 						? curve._segment2
 						: curve.getPartLength(0, t) < curve.getPartLength(t, 1)
 							? curve._segment1
@@ -8482,75 +8600,86 @@
 			}
 			segment._intersection = loc.getIntersection();
 			loc._segment = segment;
-			if (linearSegments)
-				linearSegments.push(segment);
-			prevLoc = loc;
-		}
-		if (linearSegments)
+			prev = loc;
+		}
+		if (linearHandles)
 			resetLinear();
 	}
 
 	function getWinding(point, curves, horizontal, testContains) {
-		var TOLERANCE = 0.00001,
-			x = point.x,
-			y = point.y,
+		var tolerance = 0.000001,
+			tMin = tolerance,
+			tMax = 1 - tMin,
+			px = point.x,
+			py = point.y,
 			windLeft = 0,
 			windRight = 0,
 			roots = [],
-			abs = Math.abs,
-			MAX = 1 - TOLERANCE;
+			abs = Math.abs;
 		if (horizontal) {
 			var yTop = -Infinity,
 				yBottom = Infinity,
-				yBefore = y - TOLERANCE,
-				yAfter = y + TOLERANCE;
+				yBefore = py - tolerance,
+				yAfter = py + tolerance;
 			for (var i = 0, l = curves.length; i < l; i++) {
 				var values = curves[i].values;
-				if (Curve.solveCubic(values, 0, x, roots, 0, 1) > 0) {
+				if (Curve.solveCubic(values, 0, px, roots, 0, 1) > 0) {
 					for (var j = roots.length - 1; j >= 0; j--) {
-						var y0 = Curve.evaluate(values, roots[j], 0).y;
-						if (y0 < yBefore && y0 > yTop) {
-							yTop = y0;
-						} else if (y0 > yAfter && y0 < yBottom) {
-							yBottom = y0;
+						var y = Curve.evaluate(values, roots[j], 0).y;
+						if (y < yBefore && y > yTop) {
+							yTop = y;
+						} else if (y > yAfter && y < yBottom) {
+							yBottom = y;
 						}
 					}
 				}
 			}
-			yTop = (yTop + y) / 2;
-			yBottom = (yBottom + y) / 2;
+			yTop = (yTop + py) / 2;
+			yBottom = (yBottom + py) / 2;
 			if (yTop > -Infinity)
-				windLeft = getWinding(new Point(x, yTop), curves);
+				windLeft = getWinding(new Point(px, yTop), curves);
 			if (yBottom < Infinity)
-				windRight = getWinding(new Point(x, yBottom), curves);
+				windRight = getWinding(new Point(px, yBottom), curves);
 		} else {
-			var xBefore = x - TOLERANCE,
-				xAfter = x + TOLERANCE;
+			var xBefore = px - tolerance,
+				xAfter = px + tolerance;
 			for (var i = 0, l = curves.length; i < l; i++) {
 				var curve = curves[i],
 					values = curve.values,
 					winding = curve.winding,
-					next = curve.next;
+					prevT,
+					prevX;
 				if (winding && (winding === 1
-						&& y >= values[1] && y <= values[7]
-						|| y >= values[7] && y <= values[1])
-					&& Curve.solveCubic(values, 1, y, roots, 0,
-						!next.winding && next.values[1] === y ? 1 : MAX) === 1){
+						&& py >= values[1] && py <= values[7]
+						|| py >= values[7] && py <= values[1])
+					&& Curve.solveCubic(values, 1, py, roots, 0, 1) === 1) {
 					var t = roots[0],
-						x0 = Curve.evaluate(values, t, 0).x,
+						x = Curve.evaluate(values, t, 0).x,
 						slope = Curve.evaluate(values, t, 1).y;
-					if (abs(slope) < TOLERANCE && !Curve.isLinear(values)
-							|| t < TOLERANCE && slope * Curve.evaluate(
-								curve.previous.values, t, 1).y < 0) {
-						if (testContains && x0 >= xBefore && x0 <= xAfter) {
-							++windLeft;
-							++windRight;
+					if (!(t > tMax
+							&& (i === l - 1 || curve.next !== curves[i + 1])
+							&& abs(Curve.evaluate(curve.next.values, 0, 0).x -x)
+								<= tolerance
+						|| i > 0 && curve.previous === curves[i - 1]
+							&& abs(prevX - x) < tolerance
+							&& prevT > tMax && t < tMin)) {
+						if (Numerical.isZero(slope) && !Curve.isLinear(values)
+								|| t < tMin && slope * Curve.evaluate(
+									curve.previous.values, 1, 1).y < 0
+								|| t > tMax && slope * Curve.evaluate(
+									curve.next.values, 0, 1).y < 0) {
+							if (testContains && x >= xBefore && x <= xAfter) {
+								++windLeft;
+								++windRight;
+							}
+						} else if (x <= xBefore) {
+							windLeft += winding;
+						} else if (x >= xAfter) {
+							windRight += winding;
 						}
-					} else if (x0 <= xBefore) {
-						windLeft += winding;
-					} else if (x0 >= xAfter) {
-						windRight += winding;
 					}
+					prevT = t;
+					prevX = x;
 				}
 			}
 		}
@@ -8558,12 +8687,9 @@
 	}
 
 	function tracePaths(segments, operator, selfOp) {
-		operator = operator || function() {
-			return true;
-		};
 		var paths = [],
-			ZERO = 1e-3,
-			ONE = 1 - 1e-3;
+			tMin = 0.000001,
+			tMax = 1 - tMin;
 		for (var i = 0, seg, startSeg, l = segments.length; i < l; i++) {
 			seg = startSeg = segments[i];
 			if (seg._visited || !operator(seg._winding))
@@ -8589,11 +8715,11 @@
 						var c1 = seg.getCurve();
 						if (dir > 0)
 							c1 = c1.getPrevious();
-						var t1 = c1.getTangentAt(dir < 1 ? ZERO : ONE, true),
+						var t1 = c1.getTangentAt(dir < 1 ? tMin : tMax, true),
 							c4 = interSeg.getCurve(),
 							c3 = c4.getPrevious(),
-							t3 = c3.getTangentAt(ONE, true),
-							t4 = c4.getTangentAt(ZERO, true),
+							t3 = c3.getTangentAt(tMax, true),
+							t4 = c4.getTangentAt(tMin, true),
 							w3 = t1.cross(t3),
 							w4 = t1.cross(t4);
 						if (w3 * w4 !== 0) {
@@ -8646,25 +8772,19 @@
 		},
 
 		unite: function(path) {
-			return computeBoolean(this, path, function(w) {
-				return w === 1 || w === 0;
-			}, false);
+			return computeBoolean(this, path, 'unite');
 		},
 
 		intersect: function(path) {
-			return computeBoolean(this, path, function(w) {
-				return w === 2;
-			}, false);
+			return computeBoolean(this, path, 'intersect');
 		},
 
 		subtract: function(path) {
-			return computeBoolean(this, path, function(w) {
-				return w === 1;
-			}, true);
+			return computeBoolean(this, path, 'subtract');
 		},
 
 		exclude: function(path) {
-			return new Group([this.subtract(path), path.subtract(this)]);
+			return computeBoolean(this, path, 'exclude');
 		},
 
 		divide: function(path) {
@@ -8710,10 +8830,10 @@
 				var a = 3 * (y1 - y2) - y0 + y3,
 					b = 2 * (y0 + y2) - 4 * y1,
 					c = y1 - y0,
-					TOLERANCE = 0.00001,
+					tolerance = 0.000001,
 					roots = [];
-				var count = Numerical.solveQuadratic(a, b, c, roots, TOLERANCE,
-						1 - TOLERANCE);
+				var count = Numerical.solveQuadratic(a, b, c, roots, tolerance,
+						1 - tolerance);
 				if (count === 0) {
 					insertCurve(v);
 				} else {
@@ -8798,16 +8918,18 @@
 		var children = this.removeChildren().sort(function(a, b) {
 			return b.getBounds().getArea() - a.getBounds().getArea();
 		});
-		this.addChildren(children);
-		var clockwise = children[0].isClockwise();
-		for (var i = 1, l = children.length; i < l; i++) {
-			var point = children[i].getInteriorPoint(),
-				counters = 0;
-			for (var j = i - 1; j >= 0; j--) {
-				if (children[j].contains(point))
-					counters++;
-			}
-			children[i].setClockwise(counters % 2 === 0 && clockwise);
+		if (children.length > 0) {
+			this.addChildren(children);
+			var clockwise = children[0].isClockwise();
+			for (var i = 1, l = children.length; i < l; i++) {
+				var point = children[i].getInteriorPoint(),
+					counters = 0;
+				for (var j = i - 1; j >= 0; j--) {
+					if (children[j].contains(point))
+						counters++;
+				}
+				children[i].setClockwise(counters % 2 === 0 && clockwise);
+			}
 		}
 		return this;
 	}
@@ -8842,7 +8964,7 @@
 				var x = curve[6] - curve[0],
 					y = curve[7] - curve[1],
 					dist = Math.sqrt(x * x + y * y);
-				if (dist > 0.00001) {
+				if (dist > 0.000001) {
 					length += dist;
 					parts.push({
 						offset: length,
@@ -8922,28 +9044,42 @@
 
 var PathFitter = Base.extend({
 	initialize: function(path, error) {
-		this.points = [];
-		var segments = path._segments,
+		var points = this.points = [],
+			segments = path._segments,
 			prev;
 		for (var i = 0, l = segments.length; i < l; i++) {
 			var point = segments[i].point.clone();
 			if (!prev || !prev.equals(point)) {
-				this.points.push(point);
+				points.push(point);
 				prev = point;
 			}
 		}
+
+		if (path._closed) {
+			this.closed = true;
+			points.unshift(points[points.length - 1]);
+			points.push(points[1]);
+		}
+
 		this.error = error;
 	},
 
 	fit: function() {
 		var points = this.points,
-			length = points.length;
-		this.segments = length > 0 ? [new Segment(points[0])] : [];
+			length = points.length,
+			segments = this.segments = length > 0
+					? [new Segment(points[0])] : [];
 		if (length > 1)
 			this.fitCubic(0, length - 1,
 				points[1].subtract(points[0]).normalize(),
 				points[length - 2].subtract(points[length - 1]).normalize());
-		return this.segments;
+
+		if (this.closed) {
+			segments.shift();
+			segments.pop();
+		}
+
+		return segments;
 	},
 
 	fitCubic: function(first, last, tan1, tan2) {
@@ -8986,7 +9122,7 @@
 	},
 
 	generateBezier: function(first, last, uPrime, tan1, tan2) {
-		var epsilon = 1e-11,
+		var epsilon = 1e-12,
 			pt1 = this.points[first],
 			pt2 = this.points[last],
 			C = [[0, 0], [0, 0]],
@@ -9062,7 +9198,7 @@
 			pt2 = this.evaluate(1, curve2, u),
 			diff = pt.subtract(point),
 			df = pt1.dot(pt1) + diff.dot(pt2);
-		if (Math.abs(df) < 0.00001)
+		if (Math.abs(df) < 0.000001)
 			return u;
 		return u - diff.dot(pt1) / df;
 	},
@@ -9130,9 +9266,9 @@
 		return this._content === item._content;
 	},
 
-	_clone: function _clone(copy) {
+	_clone: function _clone(copy, insert) {
 		copy.setContent(this._content);
-		return _clone.base.call(this, copy);
+		return _clone.base.call(this, copy, insert);
 	},
 
 	getContent: function() {
@@ -9980,7 +10116,7 @@
 					children[i]._style[set](value);
 			} else {
 				var old = this._values[key];
-				if (old != value) {
+				if (old !== value) {
 					if (isColor) {
 						if (old)
 							old._owner = undefined;
@@ -10008,7 +10144,6 @@
 					value = this._defaults[key];
 					if (value && value.clone)
 						value = value.clone();
-					this._values[key] = value;
 				} else {
 					var ctor = isColor ? Color : isPoint ? Point : null;
 					if (ctor && !(value && value.constructor === ctor)) {
@@ -10321,31 +10456,27 @@
 			userDrag: none,
 			tapHighlightColor: 'rgba(0,0,0,0)'
 		});
+
+		function getSize(name) {
+			return element[name] || parseInt(element.getAttribute(name), 10);
+		};
+
+		function getCanvasSize() {
+			var size = DomElement.getSize(element);
+			return size.isNaN() || size.isZero()
+					? new Size(getSize('width'), getSize('height'))
+					: size;
+		};
+
 		if (PaperScope.hasAttribute(element, 'resize')) {
-			var offset = DomElement.getOffset(element, true),
-				that = this;
-			size = DomElement.getViewportBounds(element)
-					.getSize().subtract(offset);
-			this._windowEvents = {
+			var that = this;
+			DomEvent.add(window, this._windowEvents = {
 				resize: function() {
-					if (!DomElement.isInvisible(element))
-						offset = DomElement.getOffset(element, true);
-					that.setViewSize(DomElement.getViewportBounds(element)
-							.getSize().subtract(offset));
-				}
-			};
-			DomEvent.add(window, this._windowEvents);
-		} else {
-			size = DomElement.getSize(element);
-			if (size.isNaN() || size.isZero()) {
-				var getSize = function(name) {
-					return element[name]
-							|| parseInt(element.getAttribute(name), 10);
-				};
-				size = new Size(getSize('width'), getSize('height'));
-			}
-		}
-		this._setViewSize(size);
+					that.setViewSize(getCanvasSize());
+				}
+			});
+		}
+		this._setViewSize(size = getCanvasSize());
 		if (PaperScope.hasAttribute(element, 'stats')
 				&& typeof Stats !== 'undefined') {
 			this._stats = new Stats();
@@ -10732,7 +10863,7 @@
 
 	initialize: function CanvasView(project, canvas) {
 		if (!(canvas instanceof HTMLCanvasElement)) {
-			var size = Size.read(arguments);
+			var size = Size.read(arguments, 1);
 			if (size.isZero())
 				throw new Error(
 						'Cannot create CanvasView with the provided argument: '
@@ -10752,16 +10883,18 @@
 	},
 
 	_setViewSize: function(size) {
-		var width = size.width,
-			height = size.height,
+		var element = this._element,
 			pixelRatio = this._pixelRatio,
-			element = this._element,
-			style = element.style;
+			width = size.width,
+			height = size.height;
 		element.width = width * pixelRatio;
 		element.height = height * pixelRatio;
 		if (pixelRatio !== 1) {
-			style.width = width + 'px';
-			style.height = height + 'px';
+			if (!PaperScope.hasAttribute(element, 'resize')) {
+				var style = element.style;
+				style.width = width + 'px';
+				style.height = height + 'px';
+			}
 			this._context.scale(pixelRatio, pixelRatio);
 		}
 	},
@@ -11735,11 +11868,11 @@
 					scale = decomposed.scaling;
 				if (trans && !trans.isZero())
 					parts.push('translate(' + formatter.point(trans) + ')');
-				if (angle)
-					parts.push('rotate(' + formatter.number(angle) + ')');
 				if (!Numerical.isZero(scale.x - 1)
 						|| !Numerical.isZero(scale.y - 1))
 					parts.push('scale(' + formatter.point(scale) +')');
+				if (angle)
+					parts.push('rotate(' + formatter.number(angle) + ')');
 				attrs.transform = parts.join(' ');
 			} else {
 				attrs.transform = 'matrix(' + matrix.getValues().join(',') + ')';
@@ -11871,6 +12004,7 @@
 		attrs.y += bounds.y;
 		attrs.width = formatter.number(bounds.width);
 		attrs.height = formatter.number(bounds.height);
+		attrs.overflow = 'visible';
 		return createElement('use', attrs);
 	}
 
@@ -12030,7 +12164,7 @@
 			if (onExport)
 				node = onExport(item, node, options) || node;
 			var data = JSON.stringify(item._data);
-			if (data && data  !== '{}')
+			if (data && data !== '{}' && data !== 'null')
 				node.setAttribute('data-paper-data', data);
 		}
 		return node && applyStyle(item, node, isRoot);
@@ -12504,10 +12638,10 @@
 			item,
 			data = node.getAttribute && node.getAttribute('data-paper-data'),
 			settings = scope.settings,
-			prevApplyMatrix = settings.applyMatrix;
+			applyMatrix = settings.applyMatrix;
 		settings.applyMatrix = false;
 		item = importer && importer(node, type, options, isRoot) || null;
-		settings.applyMatrix = prevApplyMatrix;
+		settings.applyMatrix = applyMatrix;
 		if (item) {
 			if (type !== '#document' && !(item instanceof Group))
 				item = applyAttributes(item, node, isRoot);
@@ -12521,8 +12655,11 @@
 			if (data)
 				item._data = JSON.parse(data);
 		}
-		if (isRoot)
+		if (isRoot) {
 			definitions = {};
+			if (applyMatrix && item)
+				item.matrix.apply(true, true);
+		}
 		return item;
 	}
 
@@ -12784,7 +12921,7 @@
 		var browser = paper.browser;
 		if (browser.chrome || browser.firefox) {
 			var script = document.createElement('script'),
-				head = document.head;
+				head = document.head || document.getElementsByTagName('head')[0];
 			if (browser.firefox)
 				code = '\n' + code;
 			script.appendChild(document.createTextNode(

--- a/server/python/django/renkanmanager/static/renkanmanager/lib/renkan/css/renkan.css	Fri Mar 13 16:36:57 2015 +0100
+++ b/server/python/django/renkanmanager/static/renkanmanager/lib/renkan/css/renkan.css	Fri Mar 13 16:46:38 2015 +0100
@@ -22,7 +22,7 @@
  *  The fact that you are presently reading this means that you have had
  *  knowledge of the CeCILL-C license and that you accept its terms.
  */
-/*! renkan - v0.7.11 - Copyright © IRI 2015 */
+/*! renkan - v0.8.3 - Copyright © IRI 2015 */
 
 /*! 
  *    _____            _

--- a/server/python/django/renkanmanager/static/renkanmanager/lib/renkan/css/renkan.min.css	Fri Mar 13 16:36:57 2015 +0100
+++ b/server/python/django/renkanmanager/static/renkanmanager/lib/renkan/css/renkan.min.css	Fri Mar 13 16:46:38 2015 +0100
@@ -22,7 +22,7 @@
  *  The fact that you are presently reading this means that you have had
  *  knowledge of the CeCILL-C license and that you accept its terms.
  */
-/*! renkan - v0.7.11 - Copyright © IRI 2015 */
+/*! renkan - v0.8.3 - Copyright © IRI 2015 */
 
 
 /*!

--- a/server/python/django/renkanmanager/static/renkanmanager/lib/renkan/css/space-editor.css	Fri Mar 13 16:36:57 2015 +0100
+++ b/server/python/django/renkanmanager/static/renkanmanager/lib/renkan/css/space-editor.css	Fri Mar 13 16:46:38 2015 +0100
@@ -22,7 +22,7 @@
  *  The fact that you are presently reading this means that you have had
  *  knowledge of the CeCILL-C license and that you accept its terms.
  */
-/*! renkan - v0.7.11 - Copyright © IRI 2015 */
+/*! renkan - v0.8.3 - Copyright © IRI 2015 */
 
 html {
     overflow: visible !important;

--- a/server/python/django/renkanmanager/static/renkanmanager/lib/renkan/css/space-editor.min.css	Fri Mar 13 16:36:57 2015 +0100
+++ b/server/python/django/renkanmanager/static/renkanmanager/lib/renkan/css/space-editor.min.css	Fri Mar 13 16:46:38 2015 +0100
@@ -22,7 +22,7 @@
  *  The fact that you are presently reading this means that you have had
  *  knowledge of the CeCILL-C license and that you accept its terms.
  */
-/*! renkan - v0.7.11 - Copyright © IRI 2015 */
+/*! renkan - v0.8.3 - Copyright © IRI 2015 */
 
 
 html{overflow:visible!important}body{font-family:Arial,Helvetica,sans-serif;background:#F6F6F6;color:#333}.clearer{display:block;clear:both;height:1px}h1{margin-bottom:5px;padding:0 15px;background:#333;color:#fff;font-weight:700;font-size:30px;line-height:60px}.right{width:301px;position:absolute;top:10px;right:10px}.main{margin:10px 330px 10px 20px}.blue-button{display:inline-block;padding:4px 6px;color:#fff;text-decoration:none;border-radius:4px;background:-moz-linear-gradient(top,#6080c0,#2040a0);background:-webkit-linear-gradient(top,#6080c0,#2040a0);box-shadow:1px 1px 2px gray}.blue-button:hover{background:-moz-linear-gradient(top,#2040a0,#6080c0);background:-webkit-linear-gradient(top,#2040a0,#6080c0)}.update-preview{text-align:center;display:block;margin-bottom:10px;font-size:24px;font-weight:700;line-height:34px}#preview{position:relative;border-left:1px solid #000;border-bottom:1px solid #000;width:300px;height:800px;border-radius:4px;overflow:hidden;margin-bottom:10px}.section-title{font-size:20px;font-weight:700;margin:20px 0 5px}.first-level-list{margin:5px 0}.add-item{margin:5px 0;font-size:22px;font-weight:700;line-height:18px}.add-item:hover:after{float:right;font-size:14px;font-weight:400;line-height:18px;margin-left:4px}.add-search-engine:hover:after{content:"Add Search Engine"}.add-resource:hover:after{content:"Add Resource"}.add-bin:hover:after{content:"Add Bin"}.item{padding:5px;margin:5px 0;border-radius:4px;font-size:12px;background:-moz-linear-gradient(top,#ffcc8f,#fff0d0);background:-webkit-linear-gradient(top,#ffcc8f,#fff0d0);box-shadow:1px 1px 2px gray}.remove-item{float:right;font-size:22px;line-height:18px;height:18px;margin:0 0 2px -10px;font-weight:700}.setting{float:left;width:260px;margin:2px 15px 2px 2px;line-height:24px;min-height:24px}.setting label{float:left;display:block;width:100px;font-weight:700}.display-value{float:left;display:block;width:160px}.edit-value{width:160px;display:none;border:1px solid #ccc;border-radius:3px}input.edit-value,textarea.edit-value{width:154px;padding:2px}textarea.edit-value{resize:vertical;height:72px}.item-editing .display-value{display:none}.item-editing .edit-value{display:inline-block}.resource-list-title{clear:both;width:100%;font-size:16px;font-weight:700;margin:5px 0 0}.resource{display:block;clear:both;padding:5px;margin:5px;border-radius:4px;background:-moz-linear-gradient(top,#ff8f00,#ffcc8f);background:-webkit-linear-gradient(top,#ff8f00,#ffcc8f);box-shadow:1px 1px 2px gray}.resource .display-value{display:inline-block}.resource .edit-value,.resource.resource-editing .display-value{display:none}.resource.resource-editing .edit-value{display:inline-block}
\ No newline at end of file

--- a/server/python/django/renkanmanager/static/renkanmanager/lib/renkan/js/renkan.js	Fri Mar 13 16:36:57 2015 +0100
+++ b/server/python/django/renkanmanager/static/renkanmanager/lib/renkan/js/renkan.js	Fri Mar 13 16:46:38 2015 +0100
@@ -22,7 +22,7 @@
  *  The fact that you are presently reading this means that you have had
  *  knowledge of the CeCILL-C license and that you accept its terms.
  */
-/*! renkan - v0.7.11 - Copyright © IRI 2015 */
+/*! renkan - v0.8.3 - Copyright © IRI 2015 */
 
 
 /* Declaring the Renkan Namespace Rkns and Default values */
@@ -1848,7 +1848,7 @@
         },
         redraw: function() {},
         moveTo: function() {},
-        show: function() { return "chaud cacao"; },
+        show: function() { return "BaseRepresentation.show"; },
         hide: function() {},
         select: function() {
             if (this.model) {
@@ -2052,7 +2052,7 @@
                 this.h_ratio = 0;
             }
             this.title = $('<div class="Rk-Label">').appendTo(this.renderer.labels_$);
-            
+
             if (this.options.editor_mode) {
                 var Renderer = requtils.getRenderer();
                 this.normal_buttons = [
@@ -2066,7 +2066,7 @@
                                                new Renderer.NodeRevertButton(this.renderer, null)
                                                ];
                 this.all_buttons = this.normal_buttons.concat(this.pending_delete_buttons);
-                
+
                 for (var i = 0; i < this.all_buttons.length; i++) {
                     this.all_buttons[i].source_representation = this;
                 }
@@ -2232,7 +2232,7 @@
                 _clip = null,
                 baseRadius = null,
                 centerPoint = null;
-                
+
                 if (hasClipPath) {
                     _clip = new paper.Path();
                     var instructions = clipPath.match(/[a-z][^a-z]+/gi) || [],
@@ -2385,12 +2385,17 @@
             }
             this._super("select");
         },
+        hideButtons: function() {
+            this.all_buttons.forEach(function(b) {
+                b.hide();
+            });
+            delete(this.buttonTimeout);
+        },
         unselect: function(_newTarget) {
             if (!_newTarget || _newTarget.source_representation !== this) {
                 this.selected = false;
-                this.all_buttons.forEach(function(b) {
-                    b.hide();
-                });
+                var _this = this;
+                this.buttons_timeout = setTimeout(function() { _this.hideButtons(); }, 200);
                 this.circle.strokeWidth = this.options.node_stroke_width;
                 $('.Rk-Bin-Item').removeClass("selected");
                 if (this.renderer.minimap) {
@@ -3255,7 +3260,7 @@
 
 define('renderer/nodebutton',['jquery', 'underscore', 'requtils', 'renderer/basebutton'], function ($, _, requtils, BaseButton) {
     
-    
+
     var Utils = requtils.getUtils();
 
     /* _NodeButton Begin */
@@ -3281,7 +3286,20 @@
                 );
                 this.lastSectorInner = sectorInner;
             }
-        }
+        },
+        unselect: function() {
+            BaseButton.prototype.unselect.apply(this, Array.prototype.slice.call(arguments, 1));
+            if(this.source_representation && this.source_representation.buttons_timeout) {
+                clearTimeout(this.source_representation.buttons_timeout);
+                this.source_representation.hideButtons();
+            }
+        },
+        select: function() {
+            if(this.source_representation && this.source_representation.buttons_timeout) {
+                clearTimeout(this.source_representation.buttons_timeout);
+            }
+            this.sector.select();
+        },
     });
 
     /* _NodeButton End */
@@ -3678,7 +3696,7 @@
         this.buttons_layer = new paper.Layer();
         this.delete_list = [];
         this.redrawActive = true;
-        
+
         var currentWidth = this.canvas_$.width();
         var currentHeight = this.canvas_$.height();
 
@@ -3928,34 +3946,34 @@
         bindClick(".Rk-Fold-Bins", "foldBins");
 
         paper.view.onResize = function(_event) {
-        	var _ratio,
-        		newWidth= _this.canvas_$.parent().width(),
-				newHeight = _this.canvas_$.parent().height();
-        	
+            var _ratio,
+                newWidth= _this.canvas_$.parent().width(),
+                newHeight = _this.canvas_$.parent().height();
             // Because of paper bug which does not calculate the good height and width
-            // We have to update manually the canvas's height and width        	
+            // We have to update manually the canvas's height and width
+
             paper.view._viewSize.height =  _event.size.height = _this.canvas_$.parent().height();
             paper.view._viewSize.width =  _event.size.height = _this.canvas_$.parent().width();
-            
+
             if (_this.minimap) {
                 _this.minimap.topleft = paper.view.bounds.bottomRight.subtract(_this.minimap.size);
                 _this.minimap.rectangle.fitBounds(_this.minimap.topleft.subtract([2,2]), _this.minimap.size.add([4,4]));
                 _this.minimap.cliprectangle.fitBounds(_this.minimap.topleft, _this.minimap.size);
             }
-            
+
             if (newHeight < newWidth) {
-            		_ratio = (newHeight/currentHeight);
+                    _ratio = (newHeight/currentHeight);
             } else {
-            	_ratio = (newWidth/currentWidth);
+                _ratio = (newWidth/currentWidth);
             }
-            
-        	_this.resizeZoom((newWidth/currentWidth), (newHeight/currentHeight), _ratio);
-        	
-        	currentWidth = newWidth;
-        	currentHeight = newHeight;
-        	
-        	_this.redraw();
-            
+
+            _this.resizeZoom((newWidth/currentWidth), (newHeight/currentHeight), _ratio);
+
+            currentWidth = newWidth;
+            currentHeight = newHeight;
+
+            _this.redraw();
+
         };
 
         var _thRedraw = _.throttle(function() {
@@ -3980,34 +3998,34 @@
 
         // register model events
         this.renkan.project.on("change:save_status", function(){
-        	switch (_this.renkan.project.get("save_status")) {
-	            case 0: //clean
-	            	_this.$.find(".Rk-Save-Button").removeClass("to-save");
-	            	_this.$.find(".Rk-Save-Button").removeClass("saving");
-	        		_this.$.find(".Rk-Save-Button").addClass("saved");
-	                break;
-	            case 1: //dirty
-	            	_this.$.find(".Rk-Save-Button").removeClass("saved");
-	            	_this.$.find(".Rk-Save-Button").removeClass("saving");
-	        		_this.$.find(".Rk-Save-Button").addClass("to-save");
-	                break;
-	            case 2: //saving
-	            	_this.$.find(".Rk-Save-Button").removeClass("saved");
-	            	_this.$.find(".Rk-Save-Button").removeClass("to-save");
-	        		_this.$.find(".Rk-Save-Button").addClass("saving");
-	                break;
-        	}
+            switch (_this.renkan.project.get("save_status")) {
+                case 0: //clean
+                    _this.$.find(".Rk-Save-Button").removeClass("to-save");
+                    _this.$.find(".Rk-Save-Button").removeClass("saving");
+                    _this.$.find(".Rk-Save-Button").addClass("saved");
+                    break;
+                case 1: //dirty
+                    _this.$.find(".Rk-Save-Button").removeClass("saved");
+                    _this.$.find(".Rk-Save-Button").removeClass("saving");
+                    _this.$.find(".Rk-Save-Button").addClass("to-save");
+                    break;
+                case 2: //saving
+                    _this.$.find(".Rk-Save-Button").removeClass("saved");
+                    _this.$.find(".Rk-Save-Button").removeClass("to-save");
+                    _this.$.find(".Rk-Save-Button").addClass("saving");
+                    break;
+            }
         });
-        
+
         this.renkan.project.on("change:loading_status", function(){
-        	if (_this.renkan.project.get("loading_status")){
-        		var animate = _this.$.find(".loader").addClass("run");  
-        		var timer = setTimeout(function(){
-        			_this.$.find(".loader").hide(250);
-        		}, 3000); 
-        	}
+            if (_this.renkan.project.get("loading_status")){
+                var animate = _this.$.find(".loader").addClass("run");
+                var timer = setTimeout(function(){
+                    _this.$.find(".loader").hide(250);
+                }, 3000);
+            }
         });
-        
+
         this.renkan.project.on("add:users remove:users", _thRedrawUsers);
 
         this.renkan.project.on("add:views remove:views", function(_node) {
@@ -4022,13 +4040,13 @@
         this.renkan.project.on("add:nodes", function(_node) {
             _this.addRepresentation("Node", _node);
             if (!_this.renkan.project.get("loading_status")){
-            	_thRedraw();
+                _thRedraw();
             }
         });
         this.renkan.project.on("add:edges", function(_edge) {
             _this.addRepresentation("Edge", _edge);
             if (!_this.renkan.project.get("loading_status")){
-            	_thRedraw();
+                _thRedraw();
             }
         });
         this.renkan.project.on("change:title", function(_model, _title) {
@@ -4203,31 +4221,31 @@
         },
         drawSector: function(_repr, _inR, _outR, _startAngle, _endAngle, _padding, _imgname, _caption) {
             var _options = this.renkan.options,
-            _startRads = _startAngle * Math.PI / 180,
-            _endRads = _endAngle * Math.PI / 180,
-            _img = this.icon_cache[_imgname],
-            _startdx = - Math.sin(_startRads),
-            _startdy = Math.cos(_startRads),
-            _startXIn = Math.cos(_startRads) * _inR + _padding * _startdx,
-            _startYIn = Math.sin(_startRads) * _inR + _padding * _startdy,
-            _startXOut = Math.cos(_startRads) * _outR + _padding * _startdx,
-            _startYOut = Math.sin(_startRads) * _outR + _padding * _startdy,
-            _enddx = - Math.sin(_endRads),
-            _enddy = Math.cos(_endRads),
-            _endXIn = Math.cos(_endRads) * _inR - _padding * _enddx,
-            _endYIn = Math.sin(_endRads) * _inR - _padding * _enddy,
-            _endXOut = Math.cos(_endRads) * _outR - _padding * _enddx,
-            _endYOut = Math.sin(_endRads) * _outR - _padding * _enddy,
-            _centerR = (_inR + _outR) / 2,
-            _centerRads = (_startRads + _endRads) / 2,
-            _centerX = Math.cos(_centerRads) * _centerR,
-            _centerY = Math.sin(_centerRads) * _centerR,
-            _centerXIn = Math.cos(_centerRads) * _inR,
-            _centerXOut = Math.cos(_centerRads) * _outR,
-            _centerYIn = Math.sin(_centerRads) * _inR,
-            _centerYOut = Math.sin(_centerRads) * _outR,
-            _textX = Math.cos(_centerRads) * (_outR + 3),
-            _textY = Math.sin(_centerRads) * (_outR + _options.buttons_label_font_size) + _options.buttons_label_font_size / 2;
+                _startRads = _startAngle * Math.PI / 180,
+                _endRads = _endAngle * Math.PI / 180,
+                _img = this.icon_cache[_imgname],
+                _startdx = - Math.sin(_startRads),
+                _startdy = Math.cos(_startRads),
+                _startXIn = Math.cos(_startRads) * _inR + _padding * _startdx,
+                _startYIn = Math.sin(_startRads) * _inR + _padding * _startdy,
+                _startXOut = Math.cos(_startRads) * _outR + _padding * _startdx,
+                _startYOut = Math.sin(_startRads) * _outR + _padding * _startdy,
+                _enddx = - Math.sin(_endRads),
+                _enddy = Math.cos(_endRads),
+                _endXIn = Math.cos(_endRads) * _inR - _padding * _enddx,
+                _endYIn = Math.sin(_endRads) * _inR - _padding * _enddy,
+                _endXOut = Math.cos(_endRads) * _outR - _padding * _enddx,
+                _endYOut = Math.sin(_endRads) * _outR - _padding * _enddy,
+                _centerR = (_inR + _outR) / 2,
+                _centerRads = (_startRads + _endRads) / 2,
+                _centerX = Math.cos(_centerRads) * _centerR,
+                _centerY = Math.sin(_centerRads) * _centerR,
+                _centerXIn = Math.cos(_centerRads) * _inR,
+                _centerXOut = Math.cos(_centerRads) * _outR,
+                _centerYIn = Math.sin(_centerRads) * _inR,
+                _centerYOut = Math.sin(_centerRads) * _outR,
+                _textX = Math.cos(_centerRads) * (_outR + 3),
+                _textY = Math.sin(_centerRads) * (_outR + _options.buttons_label_font_size) + _options.buttons_label_font_size / 2;
             this.buttons_layer.activate();
             var _path = new paper.Path();
             _path.add([_startXIn, _startYIn]);
@@ -4252,12 +4270,15 @@
             }
             _text.visible = false;
             var _visible = false,
-            _restPos = new paper.Point(-200, -200),
-            _grp = new paper.Group([_path, _text]),
-            _delta = _grp.position,
-            _imgdelta = new paper.Point([_centerX, _centerY]),
-            _currentPos = new paper.Point(0,0);
+                _restPos = new paper.Point(-200, -200),
+                _grp = new paper.Group([_path, _text]),
+                //_grp = new paper.Group([_path]),
+                _delta = _grp.position,
+                _imgdelta = new paper.Point([_centerX, _centerY]),
+                _currentPos = new paper.Point(0,0);
             _text.content = _caption;
+            // set group pivot to not depend on text visibility that changes the group bounding box.
+            _grp.pivot = _grp.bounds.center;
             _grp.visible = false;
             _grp.position = _restPos;
             var _res = {
@@ -4845,21 +4866,21 @@
                 }
                 var widthAft = this.$.width();
                 var heightAft = this.$.height();
-                
+
                 if (this.renkan.options.show_top_bar) {
-                	heightAft -= this.$.find(".Rk-TopBar").height();
+                    heightAft -= this.$.find(".Rk-TopBar").height();
                 }
                 if (this.renkan.options.show_bins && (this.renkan.$.find(".Rk-Bins").position().left > 0)) {
-                	widthAft -= this.renkan.$.find(".Rk-Bins").width();
+                    widthAft -= this.renkan.$.find(".Rk-Bins").width();
                 }
-                
+
                 this.canvas_$.attr({
-                	width: widthAft,
-                	height: heightAft
+                    width: widthAft,
+                    height: heightAft
                 });
-                
+
                 paper.view.viewSize = new paper.Size([this.canvas_$.width(), this.canvas_$.height()]);
-                
+
             } else {
                 for (i = 0; i < _requestMethods.length; i++) {
                     if (typeof _el[_requestMethods[i]] === "function") {
@@ -4886,8 +4907,8 @@
             this.setScale( _newScale, _offset );
         },
         resizeZoom: function(_scaleWidth, _scaleHeight, _ratio) {
-        	var _newScale = this.scale * _ratio,
-            	_offset = new paper.Point([
+            var _newScale = this.scale * _ratio,
+                _offset = new paper.Point([
                                        (this.offset.x * _scaleWidth),
                                        (this.offset.y * _scaleHeight)
                                        ]);
@@ -4955,8 +4976,8 @@
             var foldBinsButton = this.$.find(".Rk-Fold-Bins"),
                 bins = this.renkan.$.find(".Rk-Bins");
             var _this = this,
-            	sizeBef = _this.canvas_$.width(),
-            	sizeAft;
+                sizeBef = _this.canvas_$.width(),
+                sizeAft;
             if (bins.position().left < 0) {
                 bins.animate({left: 0},250);
                 this.$.animate({left: 300},250,function() {
@@ -4964,9 +4985,9 @@
                     paper.view.viewSize = new paper.Size([w, _this.canvas_$.height()]);
                 });
                 if ((sizeBef -  bins.width()) < bins.height()){
-                	sizeAft = sizeBef;
+                    sizeAft = sizeBef;
                 } else {
-                	sizeAft = sizeBef - bins.width();
+                    sizeAft = sizeBef - bins.width();
                 }
                 foldBinsButton.html("&laquo;");
             } else {

--- a/server/python/django/renkanmanager/static/renkanmanager/lib/renkan/js/renkan.min.js	Fri Mar 13 16:36:57 2015 +0100
+++ b/server/python/django/renkanmanager/static/renkanmanager/lib/renkan/js/renkan.min.js	Fri Mar 13 16:46:38 2015 +0100
@@ -22,11 +22,11 @@
  *  The fact that you are presently reading this means that you have had
  *  knowledge of the CeCILL-C license and that you accept its terms.
  */
-/*! renkan - v0.7.11 - Copyright © IRI 2015 */
+/*! renkan - v0.8.3 - Copyright © IRI 2015 */
 
 
 !function(a){"use strict";"object"!=typeof a.Rkns&&(a.Rkns={});var b=a.Rkns,c=b.$=a.jQuery,d=b._=a._;b.pickerColors=["#8f1919","#a80000","#d82626","#ff0000","#e87c7c","#ff6565","#f7d3d3","#fecccc","#8f5419","#a85400","#d87f26","#ff7f00","#e8b27c","#ffb265","#f7e5d3","#fee5cc","#8f8f19","#a8a800","#d8d826","#feff00","#e8e87c","#feff65","#f7f7d3","#fefecc","#198f19","#00a800","#26d826","#00ff00","#7ce87c","#65ff65","#d3f7d3","#ccfecc","#198f8f","#00a8a8","#26d8d8","#00feff","#7ce8e8","#65feff","#d3f7f7","#ccfefe","#19198f","#0000a8","#2626d8","#0000ff","#7c7ce8","#6565ff","#d3d3f7","#ccccfe","#8f198f","#a800a8","#d826d8","#ff00fe","#e87ce8","#ff65fe","#f7d3f7","#feccfe","#000000","#242424","#484848","#6d6d6d","#919191","#b6b6b6","#dadada","#ffffff"],b.__renkans=[];var e=b._BaseBin=function(a,c){if("undefined"!=typeof a){this.renkan=a,this.renkan.$.find(".Rk-Bin-Main").hide(),this.$=b.$("<li>").addClass("Rk-Bin").appendTo(a.$.find(".Rk-Bin-List")),this.title_icon_$=b.$("<span>").addClass("Rk-Bin-Title-Icon").appendTo(this.$);var d=this;b.$("<a>").attr({href:"#",title:a.translate("Close bin")}).addClass("Rk-Bin-Close").html("&times;").appendTo(this.$).click(function(){return d.destroy(),a.$.find(".Rk-Bin-Main:visible").length||a.$.find(".Rk-Bin-Main:last").slideDown(),a.resizeBins(),!1}),b.$("<a>").attr({href:"#",title:a.translate("Refresh bin")}).addClass("Rk-Bin-Refresh").appendTo(this.$).click(function(){return d.refresh(),!1}),this.count_$=b.$("<div>").addClass("Rk-Bin-Count").appendTo(this.$),this.title_$=b.$("<h2>").addClass("Rk-Bin-Title").appendTo(this.$),this.main_$=b.$("<div>").addClass("Rk-Bin-Main").appendTo(this.$).html('<h4 class="Rk-Bin-Loading">'+a.translate("Loading, please wait")+"</h4>"),this.title_$.html(c.title||"(new bin)"),this.renkan.resizeBins(),c.auto_refresh&&window.setInterval(function(){d.refresh()},c.auto_refresh)}};e.prototype.destroy=function(){this.$.detach(),this.renkan.resizeBins()};var f=b.Renkan=function(a){var e=this;if(b.__renkans.push(this),this.options=d.defaults(a,b.defaults),d(this.options.property_files).each(function(a){b.$.getJSON(a,function(a){e.options.properties=e.options.properties.concat(a)})}),this.read_only=this.options.read_only||!this.options.editor_mode,this.project=new b.Models.Project,this.setCurrentUser=function(a,b){this.project.addUser({_id:a,title:b}),this.current_user=a,this.renderer.redrawUsers()},"undefined"!=typeof this.options.user_id&&(this.current_user=this.options.user_id),this.$=b.$("#"+this.options.container),this.$.addClass("Rk-Main").html(this.template(this)),this.tabs=[],this.search_engines=[],this.current_user_list=new b.Models.UsersList,this.current_user_list.on("add remove",function(){this.renderer&&this.renderer.redrawUsers()}),this.colorPicker=function(){var a=d.template('<li data-color="<%=c%>" style="background: <%=c%>"></li>');return'<ul class="Rk-Edit-ColorPicker">'+b.pickerColors.map(function(b){return a({c:b})}).join("")+"</ul>"}(),this.options.show_editor&&(this.renderer=new b.Renderer.Scene(this)),this.options.search.length){var f=d.template('<li class="<%= className %>" data-key="<%= key %>"><%= title %></li>'),g=this.$.find(".Rk-Search-List"),h=this.$.find(".Rk-Web-Search-Input"),i=this.$.find(".Rk-Web-Search-Form");d(this.options.search).each(function(a){b[a.type]&&b[a.type].Search&&e.search_engines.push(new b[a.type].Search(e,a))}),g.html(d(this.search_engines).map(function(a,b){return f({key:b,title:a.getSearchTitle(),className:a.getBgClass()})}).join("")),g.find("li").click(function(){var a=b.$(this);e.setSearchEngine(a.attr("data-key")),i.submit()}),i.submit(function(){if(h.val()){var a=e.search_engine;a.search(h.val())}return!1}),this.$.find(".Rk-Search-Current").mouseenter(function(){g.slideDown()}),this.$.find(".Rk-Search-Select").mouseleave(function(){g.hide()}),this.setSearchEngine(0)}else this.$.find(".Rk-Web-Search-Form").detach();d(this.options.bins).each(function(a){b[a.type]&&b[a.type].Bin&&e.tabs.push(new b[a.type].Bin(e,a))});var j=!1;this.$.find(".Rk-Bins").on("click",".Rk-Bin-Title,.Rk-Bin-Title-Icon",function(){var a=b.$(this).siblings(".Rk-Bin-Main");a.is(":hidden")&&(e.$.find(".Rk-Bin-Main").slideUp(),a.slideDown())}),this.options.show_editor&&this.$.find(".Rk-Bins").on("mouseover",".Rk-Bin-Item",function(){var a=b.$(this);if(a&&c(a).attr("data-uri")){var f=e.project.get("nodes").where({uri:c(a).attr("data-uri")});d(f).each(function(a){e.renderer.highlightModel(a)})}}).mouseout(function(){e.renderer.unhighlightAll()}).on("mousemove",".Rk-Bin-Item",function(){try{this.dragDrop()}catch(a){}}).on("touchstart",".Rk-Bin-Item",function(){j=!1}).on("touchmove",".Rk-Bin-Item",function(a){a.preventDefault();var b=a.originalEvent.changedTouches[0],c=e.renderer.canvas_$.offset(),d=e.renderer.canvas_$.width(),f=e.renderer.canvas_$.height();if(b.pageX>=c.left&&b.pageX<c.left+d&&b.pageY>=c.top&&b.pageY<c.top+f)if(j)e.renderer.onMouseMove(b,!0);else{j=!0;var g=document.createElement("div");g.appendChild(this.cloneNode(!0)),e.renderer.dropData({"text/html":g.innerHTML},b),e.renderer.onMouseDown(b,!0)}}).on("touchend",".Rk-Bin-Item",function(a){j&&e.renderer.onMouseUp(a.originalEvent.changedTouches[0],!0),j=!1}).on("dragstart",".Rk-Bin-Item",function(a){var b=document.createElement("div");b.appendChild(this.cloneNode(!0));try{a.originalEvent.dataTransfer.setData("text/html",b.innerHTML)}catch(c){a.originalEvent.dataTransfer.setData("text",b.innerHTML)}}),b.$(window).resize(function(){e.resizeBins()});var k=!1,l="";this.$.find(".Rk-Bins-Search-Input").on("change keyup paste input",function(){var a=b.$(this).val();if(a!==l){var c=b.Utils.regexpFromTextOrArray(a.length>1?a:null);c.source!==k&&(k=c.source,d(e.tabs).each(function(a){a.render(c)}))}}),this.$.find(".Rk-Bins-Search-Form").submit(function(){return!1})};f.prototype.template=d.template('<% if (options.show_bins) { %><div class="Rk-Bins"><div class="Rk-Bins-Head"><h2 class="Rk-Bins-Title"><%- translate("Select contents:")%></h2><form class="Rk-Web-Search-Form Rk-Search-Form"><input class="Rk-Web-Search-Input Rk-Search-Input" type="search" placeholder="<%- translate("Search the Web") %>" /><div class="Rk-Search-Select"><div class="Rk-Search-Current"></div><ul class="Rk-Search-List"></ul></div><input type="submit" value="" class="Rk-Web-Search-Submit Rk-Search-Submit" title="<%- translate("Search the Web") %>" /></form><form class="Rk-Bins-Search-Form Rk-Search-Form"><input class="Rk-Bins-Search-Input Rk-Search-Input" type="search" placeholder="<%- translate("Search in Bins") %>" /><input type="submit" value="" class="Rk-Bins-Search-Submit Rk-Search-Submit" title="<%- translate("Search in Bins") %>" /></form></div><ul class="Rk-Bin-List"></ul></div><% } %><% if (options.show_editor) { %><div class="Rk-Render Rk-Render-<% if (options.show_bins) { %>Panel<% } else { %>Full<% } %>"></div><% } %>'),f.prototype.translate=function(a){return b.i18n[this.options.language]&&b.i18n[this.options.language][a]?b.i18n[this.options.language][a]:this.options.language.length>2&&b.i18n[this.options.language.substr(0,2)]&&b.i18n[this.options.language.substr(0,2)][a]?b.i18n[this.options.language.substr(0,2)][a]:a},f.prototype.onStatusChange=function(){this.renderer.onStatusChange()},f.prototype.setSearchEngine=function(a){this.search_engine=this.search_engines[a],this.$.find(".Rk-Search-Current").attr("class","Rk-Search-Current "+this.search_engine.getBgClass());for(var b=this.search_engine.getBgClass().split(" "),c="",d=0;d<b.length;d++)c+="."+b[d];this.$.find(".Rk-Web-Search-Input.Rk-Search-Input").attr("placeholder",this.translate("Search in ")+this.$.find(".Rk-Search-List "+c).html())},f.prototype.resizeBins=function(){var a=+this.$.find(".Rk-Bins-Head").outerHeight();this.$.find(".Rk-Bin-Title:visible").each(function(){a+=b.$(this).outerHeight()}),this.$.find(".Rk-Bin-Main").css({height:this.$.find(".Rk-Bins").height()-a})};var g=function(){return"xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g,function(a){var b=16*Math.random()|0,c="x"===a?b:3&b|8;return c.toString(16)})};b.Utils={getUUID4:g,getUID:function(){function a(a){return 10>a?"0"+a:a}var b=new Date,c=0,d=b.getUTCFullYear()+"-"+a(b.getUTCMonth()+1)+"-"+a(b.getUTCDate())+"-"+g();return function(a){for(var b=(++c).toString(16),e="undefined"==typeof a?"":a+"-";b.length<4;)b="0"+b;return e+d+"-"+b}}(),getFullURL:function(a){if("undefined"==typeof a||null==a)return"";if(/https?:\/\//.test(a))return a;var b=new Image;b.src=a;var c=b.src;return b.src=null,c},inherit:function(a,b){var c=function(){"function"==typeof b&&b.apply(this,Array.prototype.slice.call(arguments,0)),a.apply(this,Array.prototype.slice.call(arguments,0)),"function"!=typeof this._init||this._initialized||(this._init.apply(this,Array.prototype.slice.call(arguments,0)),this._initialized=!0)};return d(c.prototype).extend(a.prototype),c},regexpFromTextOrArray:function(){function 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a=c.toJSON();Rkns.$.ajax({type:b.http_method,url:b.url,contentType:"application/json",data:JSON.stringify(a),beforeSend:function(){c.set({save_status:2})},success:function(){$(window).off("beforeunload",e),d=!1,c.set({save_status:0})}})},h=function(){c.set({save_status:1});var a=c.get("title");a&&c.get("nodes").length?$(".Rk-Save-Button").removeClass("disabled"):$(".Rk-Save-Button").addClass("disabled"),a&&$(".Rk-PadTitle").css("border-color","#333333"),d||(d=!0,$(window).on("beforeunload",e))};f(),c.on("add:nodes add:edges add:users change",function(a){a.on("change remove",function(a){1===a.changedAttributes.length&&a.hasChanged("save_status")||h()}),1===c.changedAttributes.length&&c.hasChanged("save_status")||h()}),a.renderer.save=function(){$(".Rk-Save-Button").hasClass("disabled")?c.get("title")||$(".Rk-PadTitle").css("border-color","#ff0000"):g()}},function(a){"use strict";var b=a._,c=a.Ldt={},d=(c.Bin=function(a,b){if(b.ldt_type){var d=c[b.ldt_type+"Bin"];if(d)return new d(a,b)}console.error("No such LDT Bin Type")},c.ProjectBin=a.Utils.inherit(a._BaseBin));d.prototype.tagTemplate=b.template('<li class="Rk-Bin-Item" draggable="true" data-image="<%- Rkns.Utils.getFullURL(static_url+\'img/ldt-tag.png\') %>" data-uri="<%=ldt_platform%>ldtplatform/ldt/front/search/?search=<%=encodedtitle%>&field=all" data-title="<%-title%>" data-description="Tag \'<%-title%>\'"><img class="Rk-Ldt-Tag-Icon" src="<%-static_url%>img/ldt-tag.png" /><h4><%=htitle%></h4><div class="Rk-Clear"></div></li>'),d.prototype.annotationTemplate=b.template('<li class="Rk-Bin-Item" draggable="true" data-image="<%- Rkns.Utils.getFullURL(image) %>" data-uri="<%=ldt_platform%>ldtplatform/ldt/front/player/<%=mediaid%>/#id=<%=annotationid%>" data-title="<%-title%>" data-description="<%-description%>"><img class="Rk-Ldt-Annotation-Icon" src="<%=image%>"/><h4><%=htitle%></h4><p><%=hdescription%></p><p>Start: <%=start%>, End: <%=end%>, Duration: <%=duration%></p><div class="Rk-Clear"></div></li>'),d.prototype._init=function(a,b){this.renkan=a,this.proj_id=b.project_id,this.ldt_platform=b.ldt_platform||"http://ldt.iri.centrepompidou.fr/",this.title_$.html(b.title),this.title_icon_$.addClass("Rk-Ldt-Title-Icon"),this.refresh()},d.prototype.render=function(c){function d(a){var c=b(a).escape();return f.isempty?c:f.replace(c,"<span class='searchmatch'>$1</span>")}function e(a){function b(a){for(var b=a.toString();b.length<2;)b="0"+b;return b}var c=Math.abs(Math.floor(a/1e3)),d=Math.floor(c/3600),e=Math.floor(c/60)%60,f=c%60,g="";return d&&(g+=b(d)+":"),g+=b(e)+":"+b(f)}var f=c||a.Utils.regexpFromTextOrArray(),g="<li><h3>Tags</h3></li>",h=this.data.meta["dc:title"],i=this,j=0;i.title_$.text('LDT Project: "'+h+'"'),b(i.data.tags).map(function(a){var b=a.meta["dc:title"];(f.isempty||f.test(b))&&(j++,g+=i.tagTemplate({ldt_platform:i.ldt_platform,title:b,htitle:d(b),encodedtitle:encodeURIComponent(b),static_url:i.renkan.options.static_url}))}),g+="<li><h3>Annotations</h3></li>",b(i.data.annotations).map(function(a){var b=a.content.description,c=a.content.title.replace(b,"");if(f.isempty||f.test(c)||f.test(b)){j++;var h=a.end-a.begin,k=a.content&&a.content.img&&a.content.img.src?a.content.img.src:h?i.renkan.options.static_url+"img/ldt-segment.png":i.renkan.options.static_url+"img/ldt-point.png";g+=i.annotationTemplate({ldt_platform:i.ldt_platform,title:c,htitle:d(c),description:b,hdescription:d(b),start:e(a.begin),end:e(a.end),duration:e(h),mediaid:a.media,annotationid:a.id,image:k,static_url:i.renkan.options.static_url})}}),this.main_$.html(g),!f.isempty&&j?this.count_$.text(j).show():this.count_$.hide(),f.isempty||j?this.$.show():this.$.hide(),this.renkan.resizeBins()},d.prototype.refresh=function(){var b=this;a.$.ajax({url:this.ldt_platform+"ldtplatform/ldt/cljson/id/"+this.proj_id,dataType:"jsonp",success:function(a){b.data=a,b.render()}})};var e=c.Search=function(a,b){this.renkan=a,this.lang=b.lang||"en"};e.prototype.getBgClass=function(){return"Rk-Ldt-Icon"},e.prototype.getSearchTitle=function(){return this.renkan.translate("Lignes de Temps")},e.prototype.search=function(a){this.renkan.tabs.push(new f(this.renkan,{search:a}))};var f=c.ResultsBin=a.Utils.inherit(a._BaseBin);f.prototype.segmentTemplate=b.template('<li class="Rk-Bin-Item" draggable="true" data-image="<%- Rkns.Utils.getFullURL(image) %>" data-uri="<%=ldt_platform%>ldtplatform/ldt/front/player/<%=mediaid%>/#id=<%=annotationid%>" data-title="<%-title%>" data-description="<%-description%>"><img class="Rk-Ldt-Annotation-Icon" src="<%=image%>"/><h4><%=htitle%></h4><p><%=hdescription%></p><p>Start: <%=start%>, End: <%=end%>, Duration: <%=duration%></p><div class="Rk-Clear"></div></li>'),f.prototype._init=function(a,b){this.renkan=a,this.ldt_platform=b.ldt_platform||"http://ldt.iri.centrepompidou.fr/",this.max_results=b.max_results||50,this.search=b.search,this.title_$.html('Lignes de Temps: "'+b.search+'"'),this.title_icon_$.addClass("Rk-Ldt-Title-Icon"),this.refresh()},f.prototype.render=function(c){function d(a){return g.replace(b(a).escape(),"<span class='searchmatch'>$1</span>")}function e(a){function b(a){for(var b=a.toString();b.length<2;)b="0"+b;return b}var c=Math.abs(Math.floor(a/1e3)),d=Math.floor(c/3600),e=Math.floor(c/60)%60,f=c%60,g="";return d&&(g+=b(d)+":"),g+=b(e)+":"+b(f)}if(this.data){var f=c||a.Utils.regexpFromTextOrArray(),g=f.isempty?a.Utils.regexpFromTextOrArray(this.search):f,h="",i=this,j=0;b(this.data.objects).each(function(a){var b=a["abstract"],c=a.title;if(f.isempty||f.test(c)||f.test(b)){j++;var g=a.duration,k=a.start_ts,l=+a.duration+k,m=g?i.renkan.options.static_url+"img/ldt-segment.png":i.renkan.options.static_url+"img/ldt-point.png";h+=i.segmentTemplate({ldt_platform:i.ldt_platform,title:c,htitle:d(c),description:b,hdescription:d(b),start:e(k),end:e(l),duration:e(g),mediaid:a.iri_id,annotationid:a.element_id,image:m})}}),this.main_$.html(h),!f.isempty&&j?this.count_$.text(j).show():this.count_$.hide(),f.isempty||j?this.$.show():this.$.hide(),this.renkan.resizeBins()}},f.prototype.refresh=function(){var b=this;a.$.ajax({url:this.ldt_platform+"ldtplatform/api/ldt/1.0/segments/search/",data:{format:"jsonp",q:this.search,limit:this.max_results},dataType:"jsonp",success:function(a){b.data=a,b.render()}})}}(window.Rkns),Rkns.ResourceList={},Rkns.ResourceList.Bin=Rkns.Utils.inherit(Rkns._BaseBin),Rkns.ResourceList.Bin.prototype.resultTemplate=Rkns._.template('<li class="Rk-Bin-Item Rk-ResourceList-Item" draggable="true" data-uri="<%-url%>" data-title="<%-title%>" data-description="<%-description%>" <% if (image) { %>data-image="<%- Rkns.Utils.getFullURL(image) %>"<% } else { %>data-image=""<% } %> ><% if (image) { %><img class="Rk-ResourceList-Image" src="<%-image%>"/><% } %><h4 class="Rk-ResourceList-Title"><% if (url) { %><a href="<%-url%>" target="_blank"><% } %><%=htitle%><% if (url) { %></a><% } %></h4><% if (description) { %><p class="Rk-ResourceList-Description"><%=hdescription%></p><% } %><% if (image) { %><div style="clear: both;"></div><% } %></li>'),Rkns.ResourceList.Bin.prototype._init=function(a,b){this.renkan=a,this.title_$.html(b.title),b.list&&(this.data=b.list),this.refresh()
-},Rkns.ResourceList.Bin.prototype.render=function(a){function b(a){var b=_(a).escape();return c.isempty?b:c.replace(b,"<span class='searchmatch'>$1</span>")}var c=a||Rkns.Utils.regexpFromTextOrArray(),d="",e=this,f=0;Rkns._(this.data).each(function(a){var g;if("string"==typeof a)if(/^(https?:\/\/|www)/.test(a))g={url:a};else{g={title:a.replace(/[:,]?\s?(https?:\/\/|www)[\d\w\/.&?=#%-_]+\s?/,"").trim()};var h=a.match(/(https?:\/\/|www)[\d\w\/.&?=#%-_]+/);h&&(g.url=h[0]),g.title.length>80&&(g.description=g.title,g.title=g.title.replace(/^(.{30,60})\s.+$/,"$1…"))}else g=a;var i=g.title||(g.url||"").replace(/^https?:\/\/(www\.)?/,"").replace(/^(.{40}).+$/,"$1…"),j=g.url||"",k=g.description||"",l=g.image||"";j&&!/^https?:\/\//.test(j)&&(j="http://"+j),(c.isempty||c.test(i)||c.test(k))&&(f++,d+=e.resultTemplate({url:j,title:i,htitle:b(i),image:l,description:k,hdescription:b(k),static_url:e.renkan.options.static_url}))}),e.main_$.html(d),!c.isempty&&f?this.count_$.text(f).show():this.count_$.hide(),c.isempty||f?this.$.show():this.$.hide(),this.renkan.resizeBins()},Rkns.ResourceList.Bin.prototype.refresh=function(){this.data&&this.render()},Rkns.Wikipedia={},Rkns.Wikipedia.Search=function(a,b){this.renkan=a,this.lang=b.lang||"en"},Rkns.Wikipedia.Search.prototype.getBgClass=function(){return"Rk-Wikipedia-Search-Icon Rk-Wikipedia-Lang-"+this.lang},Rkns.Wikipedia.Search.prototype.getSearchTitle=function(){var a={fr:"French",en:"English",ja:"Japanese"};return a[this.lang]?this.renkan.translate("Wikipedia in ")+this.renkan.translate(a[this.lang]):this.renkan.translate("Wikipedia")+" ["+this.lang+"]"},Rkns.Wikipedia.Search.prototype.search=function(a){this.renkan.tabs.push(new Rkns.Wikipedia.Bin(this.renkan,{lang:this.lang,search:a}))},Rkns.Wikipedia.Bin=Rkns.Utils.inherit(Rkns._BaseBin),Rkns.Wikipedia.Bin.prototype.resultTemplate=Rkns._.template('<li class="Rk-Wikipedia-Result Rk-Bin-Item" draggable="true" data-uri="<%-url%>" data-title="Wikipedia: <%-title%>" data-description="<%-description%>" data-image="<%- Rkns.Utils.getFullURL( static_url + \'img/wikipedia.png\' ) %>"><img class="Rk-Wikipedia-Icon" src="<%-static_url%>img/wikipedia.png"></div><h4 class="Rk-Wikipedia-Title"><a href="<%-url%>" target="_blank"><%=htitle%></a></h4><p class="Rk-Wikipedia-Snippet"><%=hdescription%></p></li>'),Rkns.Wikipedia.Bin.prototype._init=function(a,b){this.renkan=a,this.search=b.search,this.lang=b.lang||"en",this.title_icon_$.addClass("Rk-Wikipedia-Title-Icon Rk-Wikipedia-Lang-"+this.lang),this.title_$.html(this.search).addClass("Rk-Wikipedia-Title"),this.refresh()},Rkns.Wikipedia.Bin.prototype.render=function(a){function b(a){return d.replace(_(a).escape(),"<span class='searchmatch'>$1</span>")}var c=a||Rkns.Utils.regexpFromTextOrArray(),d=c.isempty?Rkns.Utils.regexpFromTextOrArray(this.search):c,e="",f=this,g=0;Rkns._(this.data.query.search).each(function(a){var d=a.title,h="http://"+f.lang+".wikipedia.org/wiki/"+encodeURI(d.replace(/ /g,"_")),i=Rkns.$("<div>").html(a.snippet).text();(c.isempty||c.test(d)||c.test(i))&&(g++,e+=f.resultTemplate({url:h,title:d,htitle:b(d),description:i,hdescription:b(i),static_url:f.renkan.options.static_url}))}),f.main_$.html(e),!c.isempty&&g?this.count_$.text(g).show():this.count_$.hide(),c.isempty||g?this.$.show():this.$.hide(),this.renkan.resizeBins()},Rkns.Wikipedia.Bin.prototype.refresh=function(){var a=this;Rkns.$.ajax({url:"http://"+a.lang+".wikipedia.org/w/api.php?action=query&list=search&srsearch="+encodeURIComponent(this.search)+"&format=json",dataType:"jsonp",success:function(b){a.data=b,a.render()}})},define("renderer/baserepresentation",["jquery","underscore"],function(a,b){var c=function(a,c){if("undefined"!=typeof a&&(this.renderer=a,this.renkan=a.renkan,this.project=a.renkan.project,this.options=a.renkan.options,this.model=c,this.model)){var d=this;this._changeBinding=function(){d.redraw()},this._removeBinding=function(){a.removeRepresentation(d),b(function(){a.redraw()}).defer()},this._selectBinding=function(){d.select()},this._unselectBinding=function(){d.unselect()},this.model.on("change",this._changeBinding),this.model.on("remove",this._removeBinding),this.model.on("select",this._selectBinding),this.model.on("unselect",this._unselectBinding)}};return b(c.prototype).extend({_super:function(a){return c.prototype[a].apply(this,Array.prototype.slice.call(arguments,1))},redraw:function(){},moveTo:function(){},show:function(){return"chaud cacao"},hide:function(){},select:function(){this.model&&this.model.trigger("selected")},unselect:function(){this.model&&this.model.trigger("unselected")},highlight:function(){},unhighlight:function(){},mousedown:function(){},mouseup:function(){this.model&&this.model.trigger("clicked")},destroy:function(){this.model&&(this.model.off("change",this._changeBinding),this.model.off("remove",this._removeBinding),this.model.off("select",this._selectBinding),this.model.off("unselect",this._unselectBinding))}}),c}),define("requtils",[],function(){return{getUtils:function(){return window.Rkns.Utils},getRenderer:function(){return window.Rkns.Renderer}}}),define("renderer/basebutton",["jquery","underscore","requtils","renderer/baserepresentation"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({moveTo:function(a){this.sector.moveTo(a)},show:function(){this.sector.show()},hide:function(){this.sector.hide()},select:function(){this.sector.select()},unselect:function(a){this.sector.unselect(),(!a||a!==this.source_representation&&a.source_representation!==this.source_representation)&&this.source_representation.unselect()},destroy:function(){this.sector.destroy()}}),f}),define("renderer/shapebuilder",[],function(){var a={circle:{getShape:function(){return new paper.Path.Circle([0,0],1)},getImageShape:function(a,b){return new paper.Path.Circle(a,b)}},rectangle:{getShape:function(){return new paper.Path.Rectangle([-2,-2],[2,2])},getImageShape:function(a,b){return new paper.Path.Rectangle([-b,-b],[2*b,2*b])}},ellipse:{getShape:function(){return new paper.Path.Ellipse(new paper.Rectangle([-2,-1],[2,1]))},getImageShape:function(a,b){return new paper.Path.Ellipse(new paper.Rectangle([-b,-b/2],[2*b,b]))}},polygon:{getShape:function(){return new paper.Path.RegularPolygon([0,0],6,1)},getImageShape:function(a,b){return new paper.Path.RegularPolygon([0,0],6,b)}},diamond:{getShape:function(){var a=new paper.Path.Rectangle([-2,-2],[2,2]);return a.rotate(45),a},getImageShape:function(a,b){var c=new paper.Path.Rectangle([-b,-b],[2*b,2*b]);return c.rotate(45),c}},star:{getShape:function(){return new paper.Path.Star([0,0],8,1,.7)},getImageShape:function(a,b){return new paper.Path.Star([0,0],8,1*b,.7*b)}},svg:function(a){return{getShape:function(){return new paper.Path(a)},getImageShape:function(){return new paper.Path}}}},b=function(b){return"undefined"==typeof b&&(b="circle"),"svg:"===b.substr(0,4)?a.svg(b.substr(4)):(b in a||(b="circle"),a[b])};return b}),define("renderer/noderepr",["jquery","underscore","requtils","renderer/baserepresentation","renderer/shapebuilder"],function(a,b,c,d,e){var f=c.getUtils(),g=f.inherit(d);return b(g.prototype).extend({_init:function(){if(this.renderer.node_layer.activate(),this.type="Node",this.buildShape(),this.options.show_node_circles?(this.circle.strokeWidth=this.options.node_stroke_width,this.h_ratio=1):this.h_ratio=0,this.title=a('<div class="Rk-Label">').appendTo(this.renderer.labels_$),this.options.editor_mode){var b=c.getRenderer();this.normal_buttons=[new b.NodeEditButton(this.renderer,null),new b.NodeRemoveButton(this.renderer,null),new b.NodeLinkButton(this.renderer,null),new b.NodeEnlargeButton(this.renderer,null),new b.NodeShrinkButton(this.renderer,null)],this.pending_delete_buttons=[new b.NodeRevertButton(this.renderer,null)],this.all_buttons=this.normal_buttons.concat(this.pending_delete_buttons);for(var d=0;d<this.all_buttons.length;d++)this.all_buttons[d].source_representation=this;this.active_buttons=[]}else this.active_buttons=this.all_buttons=[];this.last_circle_radius=1,this.renderer.minimap&&(this.renderer.minimap.node_layer.activate(),this.minimap_circle=new paper.Path.Circle([0,0],1),this.minimap_circle.__representation=this.renderer.minimap.miniframe.__representation,this.renderer.minimap.node_group.addChild(this.minimap_circle))},buildShape:function(){"undefined"!=typeof this.model.get("shape_changed")&&this.model.get("shape_changed")===!0&&(this.model.set("shape_changed",!1),delete this.img),this.circle&&(this.circle.remove(),delete this.circle),this.shapeBuilder=new e(this.model.get("shape")),this.circle=this.shapeBuilder.getShape(),this.circle.__representation=this,this.last_circle_radius=1},redraw:function(a){"undefined"!=typeof this.model.get("shape_changed")&&this.model.get("shape_changed")===!0&&this.buildShape();var c=new paper.Point(this.model.get("position")),d=this.options.node_size_base*Math.exp((this.model.get("size")||0)*f._NODE_SIZE_STEP);this.is_dragging&&this.paper_coords||(this.paper_coords=this.renderer.toPaperCoords(c)),this.circle_radius=d*this.renderer.scale,this.last_circle_radius!==this.circle_radius&&(this.all_buttons.forEach(function(a){a.setSectorSize()}),this.circle.scale(this.circle_radius/this.last_circle_radius),this.node_image&&this.node_image.scale(this.circle_radius/this.last_circle_radius)),this.circle.position=this.paper_coords,this.node_image&&(this.node_image.position=this.paper_coords.subtract(this.image_delta.multiply(this.circle_radius))),this.last_circle_radius=this.circle_radius;var e=this.active_buttons,g=1;this.model.get("delete_scheduled")?(g=.5,this.active_buttons=this.pending_delete_buttons,this.circle.dashArray=[2,2]):(g=1,this.active_buttons=this.normal_buttons,this.circle.dashArray=null),this.selected&&this.renderer.isEditable()&&(e!==this.active_buttons&&e.forEach(function(a){a.hide()}),this.active_buttons.forEach(function(a){a.show()})),this.node_image&&(this.node_image.opacity=this.highlighted?.5*g:g-.01),this.circle.fillColor=this.highlighted?this.options.highlighted_node_fill_color:this.options.node_fill_color,this.circle.opacity=this.options.show_node_circles?g:.01;var h=this.model.get("title")||this.renkan.translate(this.options.label_untitled_nodes)||"";h=f.shortenText(h,this.options.node_label_max_length),"object"==typeof this.highlighted?this.title.html(this.highlighted.replace(b(h).escape(),'<span class="Rk-Highlighted">$1</span>')):this.title.text(h),this.title.css({left:this.paper_coords.x,top:this.paper_coords.y+this.circle_radius*this.h_ratio+this.options.node_label_distance,opacity:g});var i=this.model.get("color")||(this.model.get("created_by")||f._USER_PLACEHOLDER(this.renkan)).get("color");this.circle.strokeColor=i;var j=this.paper_coords;this.all_buttons.forEach(function(a){a.moveTo(j)});var k=this.img;if(this.img=this.model.get("image"),this.img&&this.img!==k&&this.showImage(),this.node_image&&!this.img&&(this.node_image.remove(),delete this.node_image),this.renderer.minimap){this.minimap_circle.fillColor=i;var l=this.renderer.toMinimapCoords(c),m=this.renderer.minimap.scale*d,n=new paper.Size([m,m]);this.minimap_circle.fitBounds(l.subtract(n),n.multiply(2))}if(!a){var o=this;b.each(this.project.get("edges").filter(function(a){return a.get("to")===o.model||a.get("from")===o.model}),function(a){var b=o.renderer.getRepresentationByModel(a);b&&"undefined"!=typeof b.from_representation&&"undefined"!=typeof b.from_representation.paper_coords&&"undefined"!=typeof b.to_representation&&"undefined"!=typeof b.to_representation.paper_coords&&b.redraw()})}},showImage:function(){var b=null;if("undefined"==typeof this.renderer.image_cache[this.img]?(b=new Image,this.renderer.image_cache[this.img]=b,b.src=this.img):b=this.renderer.image_cache[this.img],b.width){this.node_image&&this.node_image.remove(),this.renderer.node_layer.activate();var c=b.width,d=b.height,e=this.model.get("clip_path"),f="undefined"!=typeof e&&e,g=null,h=null,i=null;if(f){g=new paper.Path;var j=e.match(/[a-z][^a-z]+/gi)||[],k=[0,0],l=1/0,m=1/0,n=-1/0,o=-1/0,p=function(a,b){var e=a.slice(1).map(function(a,e){var f=parseFloat(a),g=e%2;return f=g?(f-.5)*d:(f-.5)*c,b&&(f+=k[g]),g?(m=Math.min(m,f),o=Math.max(o,f)):(l=Math.min(l,f),n=Math.max(n,f)),f});return k=e.slice(-2),e};j.forEach(function(a){var b=a.match(/([a-z]|[0-9.-]+)/gi)||[""];switch(b[0]){case"M":g.moveTo(p(b));break;case"m":g.moveTo(p(b,!0));break;case"L":g.lineTo(p(b));break;case"l":g.lineTo(p(b,!0));break;case"C":g.cubicCurveTo(p(b));break;case"c":g.cubicCurveTo(p(b,!0));break;case"Q":g.quadraticCurveTo(p(b));break;case"q":g.quadraticCurveTo(p(b,!0))}}),h=Math[this.options.node_images_fill_mode?"min":"max"](n-l,o-m)/2,i=new paper.Point((n+l)/2,(o+m)/2),this.options.show_node_circles||(this.h_ratio=(o-m)/(2*h))}else h=Math[this.options.node_images_fill_mode?"min":"max"](c,d)/2,i=new paper.Point(0,0),this.options.show_node_circles||(this.h_ratio=d/(2*h));var q=new paper.Raster(b);if(q.locked=!0,f&&(q=new paper.Group(g,q),q.opacity=.99,q.clipped=!0,g.__representation=this),this.options.clip_node_images){var r=this.shapeBuilder.getImageShape(i,h);q=new paper.Group(r,q),q.opacity=.99,q.clipped=!0,r.__representation=this}this.image_delta=i.divide(h),this.node_image=q,this.node_image.__representation=s,this.node_image.scale(this.circle_radius/h),this.node_image.position=this.paper_coords.subtract(this.image_delta.multiply(this.circle_radius)),this.redraw(),this.renderer.throttledPaperDraw()}else{var s=this;a(b).on("load",function(){s.showImage()})}},paperShift:function(a){this.options.editor_mode?this.renkan.read_only||(this.is_dragging=!0,this.paper_coords=this.paper_coords.add(a),this.redraw()):this.renderer.paperShift(a)},openEditor:function(){this.renderer.removeRepresentationsOfType("editor");var a=this.renderer.addRepresentation("NodeEditor",null);a.source_representation=this,a.draw()},select:function(){this.selected=!0,this.circle.strokeWidth=this.options.selected_node_stroke_width,this.renderer.isEditable()&&this.active_buttons.forEach(function(a){a.show()});var b=this.model.get("uri");b&&a(".Rk-Bin-Item").each(function(){var c=a(this);c.attr("data-uri")===b&&c.addClass("selected")}),this.options.editor_mode||this.openEditor(),this.renderer.minimap&&(this.minimap_circle.strokeWidth=this.options.minimap_highlight_weight,this.minimap_circle.strokeColor=this.options.minimap_highlight_color),this._super("select")},unselect:function(b){b&&b.source_representation===this||(this.selected=!1,this.all_buttons.forEach(function(a){a.hide()}),this.circle.strokeWidth=this.options.node_stroke_width,a(".Rk-Bin-Item").removeClass("selected"),this.renderer.minimap&&(this.minimap_circle.strokeColor=void 0),this._super("unselect"))},highlight:function(a){var b=a||!0;this.highlighted!==b&&(this.highlighted=b,this.redraw(),this.renderer.throttledPaperDraw())},unhighlight:function(){this.highlighted&&(this.highlighted=!1,this.redraw(),this.renderer.throttledPaperDraw())},saveCoords:function(){var a=this.renderer.toModelCoords(this.paper_coords),b={position:{x:a.x,y:a.y}};this.renderer.isEditable()&&this.model.set(b)},mousedown:function(a,b){b&&(this.renderer.unselectAll(),this.select())},mouseup:function(a,b){this.renderer.is_dragging&&this.renderer.isEditable()?this.saveCoords():(b||this.model.get("delete_scheduled")||this.openEditor(),this.model.trigger("clicked")),this.renderer.click_target=null,this.renderer.is_dragging=!1,this.is_dragging=!1},destroy:function(){this._super("destroy"),this.all_buttons.forEach(function(a){a.destroy()}),this.circle.remove(),this.title.remove(),this.renderer.minimap&&this.minimap_circle.remove(),this.node_image&&this.node_image.remove()}}),g}),define("renderer/edge",["jquery","underscore","requtils","renderer/baserepresentation"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){if(this.renderer.edge_layer.activate(),this.type="Edge",this.from_representation=this.renderer.getRepresentationByModel(this.model.get("from")),this.to_representation=this.renderer.getRepresentationByModel(this.model.get("to")),this.bundle=this.renderer.addToBundles(this),this.line=new paper.Path,this.line.add([0,0],[0,0],[0,0]),this.line.__representation=this,this.line.strokeWidth=this.options.edge_stroke_width,this.arrow=new paper.Path,this.arrow.add([0,0],[this.options.edge_arrow_length,this.options.edge_arrow_width/2],[0,this.options.edge_arrow_width]),this.arrow.__representation=this,this.text=a('<div class="Rk-Label Rk-Edge-Label">').appendTo(this.renderer.labels_$),this.arrow_angle=0,this.options.editor_mode){var b=c.getRenderer();this.normal_buttons=[new b.EdgeEditButton(this.renderer,null),new b.EdgeRemoveButton(this.renderer,null)],this.pending_delete_buttons=[new b.EdgeRevertButton(this.renderer,null)],this.all_buttons=this.normal_buttons.concat(this.pending_delete_buttons);for(var d=0;d<this.all_buttons.length;d++)this.all_buttons[d].source_representation=this;this.active_buttons=[]}else this.active_buttons=this.all_buttons=[];this.renderer.minimap&&(this.renderer.minimap.edge_layer.activate(),this.minimap_line=new paper.Path,this.minimap_line.add([0,0],[0,0]),this.minimap_line.__representation=this.renderer.minimap.miniframe.__representation,this.minimap_line.strokeWidth=1)},redraw:function(){var a=this.model.get("from"),b=this.model.get("to");if(a&&b&&(this.from_representation=this.renderer.getRepresentationByModel(a),this.to_representation=this.renderer.getRepresentationByModel(b),"undefined"!=typeof this.from_representation&&"undefined"!=typeof this.to_representation)){var c=this.from_representation.paper_coords,d=this.to_representation.paper_coords,f=d.subtract(c),g=f.length,h=f.divide(g),i=new paper.Point([-h.y,h.x]),j=this.bundle.getPosition(this),k=i.multiply(this.options.edge_gap_in_bundles*j),l=c.add(k),m=d.add(k),n=f.angle,o=i.multiply(this.options.edge_label_distance),p=f.divide(3),q=this.model.get("color")||this.model.get("color")||(this.model.get("created_by")||e._USER_PLACEHOLDER(this.renkan)).get("color"),r=1;this.model.get("delete_scheduled")||this.from_representation.model.get("delete_scheduled")||this.to_representation.model.get("delete_scheduled")?(r=.5,this.line.dashArray=[2,2]):(r=1,this.line.dashArray=null);var s=this.active_buttons;this.active_buttons=this.model.get("delete_scheduled")?this.pending_delete_buttons:this.normal_buttons,this.selected&&this.renderer.isEditable()&&s!==this.active_buttons&&(s.forEach(function(a){a.hide()}),this.active_buttons.forEach(function(a){a.show()})),this.paper_coords=l.add(m).divide(2),this.line.strokeColor=q,this.line.opacity=r,this.line.segments[0].point=c,this.line.segments[1].point=this.paper_coords,this.line.segments[1].handleIn=p.multiply(-1),this.line.segments[1].handleOut=p,this.line.segments[2].point=d,this.arrow.rotate(n-this.arrow_angle),this.arrow.fillColor=q,this.arrow.opacity=r,this.arrow.position=this.paper_coords,this.arrow_angle=n,n>90&&(n-=180,o=o.multiply(-1)),-90>n&&(n+=180,o=o.multiply(-1));var t=this.model.get("title")||this.renkan.translate(this.options.label_untitled_edges)||"";t=e.shortenText(t,this.options.node_label_max_length),this.text.text(t);var u=this.paper_coords.add(o);this.text.css({left:u.x,top:u.y,transform:"rotate("+n+"deg)","-moz-transform":"rotate("+n+"deg)","-webkit-transform":"rotate("+n+"deg)",opacity:r}),this.text_angle=n;var v=this.paper_coords;this.all_buttons.forEach(function(a){a.moveTo(v)}),this.renderer.minimap&&(this.minimap_line.strokeColor=q,this.minimap_line.segments[0].point=this.renderer.toMinimapCoords(new paper.Point(this.from_representation.model.get("position"))),this.minimap_line.segments[1].point=this.renderer.toMinimapCoords(new paper.Point(this.to_representation.model.get("position"))))}},openEditor:function(){this.renderer.removeRepresentationsOfType("editor");var a=this.renderer.addRepresentation("EdgeEditor",null);a.source_representation=this,a.draw()},select:function(){this.selected=!0,this.line.strokeWidth=this.options.selected_edge_stroke_width,this.renderer.isEditable()&&this.active_buttons.forEach(function(a){a.show()}),this.options.editor_mode||this.openEditor(),this._super("select")},unselect:function(a){a&&a.source_representation===this||(this.selected=!1,this.options.editor_mode&&this.all_buttons.forEach(function(a){a.hide()}),this.line.strokeWidth=this.options.edge_stroke_width,this._super("unselect"))},mousedown:function(a,b){b&&(this.renderer.unselectAll(),this.select())},mouseup:function(a,b){!this.renkan.read_only&&this.renderer.is_dragging?(this.from_representation.saveCoords(),this.to_representation.saveCoords(),this.from_representation.is_dragging=!1,this.to_representation.is_dragging=!1):(b||this.openEditor(),this.model.trigger("clicked")),this.renderer.click_target=null,this.renderer.is_dragging=!1},paperShift:function(a){this.options.editor_mode?this.options.read_only||(this.from_representation.paperShift(a),this.to_representation.paperShift(a)):this.renderer.paperShift(a)},destroy:function(){this._super("destroy"),this.line.remove(),this.arrow.remove(),this.text.remove(),this.renderer.minimap&&this.minimap_line.remove(),this.all_buttons.forEach(function(a){a.destroy()});var a=this;this.bundle.edges=b(this.bundle.edges).reject(function(b){return a===b})}}),f}),define("renderer/tempedge",["jquery","underscore","requtils","renderer/baserepresentation"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.renderer.edge_layer.activate(),this.type="Temp-edge";var a=(this.project.get("users").get(this.renkan.current_user)||e._USER_PLACEHOLDER(this.renkan)).get("color");this.line=new paper.Path,this.line.strokeColor=a,this.line.dashArray=[4,2],this.line.strokeWidth=this.options.selected_edge_stroke_width,this.line.add([0,0],[0,0]),this.line.__representation=this,this.arrow=new paper.Path,this.arrow.fillColor=a,this.arrow.add([0,0],[this.options.edge_arrow_length,this.options.edge_arrow_width/2],[0,this.options.edge_arrow_width]),this.arrow.__representation=this,this.arrow_angle=0},redraw:function(){var a=this.from_representation.paper_coords,b=this.end_pos,c=b.subtract(a).angle,d=a.add(b).divide(2);this.line.segments[0].point=a,this.line.segments[1].point=b,this.arrow.rotate(c-this.arrow_angle),this.arrow.position=d,this.arrow_angle=c},paperShift:function(a){if(!this.renderer.isEditable())return this.renderer.removeRepresentation(_this),void paper.view.draw();this.end_pos=this.end_pos.add(a);var b=paper.project.hitTest(this.end_pos);this.renderer.findTarget(b),this.redraw()},mouseup:function(a){var b=paper.project.hitTest(a.point),c=this.from_representation.model,d=!0;if(b&&"undefined"!=typeof b.item.__representation){var f=b.item.__representation;if("Node"===f.type.substr(0,4)){var g=f.model||f.source_representation.model;if(c!==g){var h={id:e.getUID("edge"),created_by:this.renkan.current_user,from:c,to:g};this.renderer.isEditable()&&this.project.addEdge(h)}}(c===f.model||f.source_representation&&f.source_representation.model===c)&&(d=!1,this.renderer.is_dragging=!0)}d&&(this.renderer.click_target=null,this.renderer.is_dragging=!1,this.renderer.removeRepresentation(this),paper.view.draw())},destroy:function(){this.arrow.remove(),this.line.remove()}}),f}),define("renderer/baseeditor",["jquery","underscore","requtils","renderer/baserepresentation"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.renderer.buttons_layer.activate(),this.type="editor",this.editor_block=new paper.Path;var c=b(b.range(8)).map(function(){return[0,0]});this.editor_block.add.apply(this.editor_block,c),this.editor_block.strokeWidth=this.options.tooltip_border_width,this.editor_block.strokeColor=this.options.tooltip_border_color,this.editor_block.opacity=.8,this.editor_$=a("<div>").appendTo(this.renderer.editor_$).css({position:"absolute",opacity:.8}).hide()},destroy:function(){this.editor_block.remove(),this.editor_$.remove()}}),f}),define("renderer/nodeeditor",["jquery","underscore","requtils","renderer/baseeditor"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({template:b.template('<h2><span class="Rk-CloseX">&times;</span><%-renkan.translate("Edit Node")%></span></h2><p><label><%-renkan.translate("Title:")%></label><input class="Rk-Edit-Title" type="text" value="<%-node.title%>"/></p><% if (options.show_node_editor_uri) { %><p><label><%-renkan.translate("URI:")%></label><input class="Rk-Edit-URI" type="text" value="<%-node.uri%>"/><a class="Rk-Edit-Goto" href="<%-node.uri%>" target="_blank"></a></p><% } %><% if (options.show_node_editor_description) { %><p><label><%-renkan.translate("Description:")%></label><textarea class="Rk-Edit-Description"><%-node.description%></textarea></p><% } %><% if (options.show_node_editor_size) { %><p><span class="Rk-Editor-Label"><%-renkan.translate("Size:")%></span><a href="#" class="Rk-Edit-Size-Down">-</a><span class="Rk-Edit-Size-Value"><%-node.size%></span><a href="#" class="Rk-Edit-Size-Up">+</a></p><% } %><% if (options.show_node_editor_color) { %><div class="Rk-Editor-p"><span class="Rk-Editor-Label"><%-renkan.translate("Node color:")%></span><div class="Rk-Edit-ColorPicker-Wrapper"><span class="Rk-Edit-Color" style="background:<%-node.color%>;"><span class="Rk-Edit-ColorTip"></span></span><%= renkan.colorPicker %><span class="Rk-Edit-ColorPicker-Text"><%- renkan.translate("Choose color") %></span></div></div><% } %><% if (options.show_node_editor_image) { %><div class="Rk-Edit-ImgWrap"><div class="Rk-Edit-ImgPreview"><img src="<%-node.image || node.image_placeholder%>" /><% if (node.clip_path) { %><svg xmlns="http://www.w3.org/2000/svg" version="1.1" viewbox="0 0 1 1" preserveAspectRatio="none"><path style="stroke-width: .02; stroke:red; fill-opacity:.3; fill:red;" d="<%- node.clip_path %>"/></svg><% }%></div></div><p><label><%-renkan.translate("Image URL:")%></label><div><a class="Rk-Edit-Image-Del" href="#"></a><input class="Rk-Edit-Image" type="text" value="<%-node.image%>"/></div></p><% if (options.allow_image_upload) { %><p><label><%-renkan.translate("Choose Image File:")%></label><input class="Rk-Edit-Image-File" type="file" accept="image/*"/></p><% }%><% } %><% if (options.show_node_editor_creator && node.has_creator) { %><p><span class="Rk-Editor-Label"><%-renkan.translate("Created by:")%></span> <span class="Rk-UserColor" style="background:<%-node.created_by_color%>;"></span><%- shortenText(node.created_by_title, 25) %></p><% } %><% if (options.change_shapes) { %><p><label><%-renkan.translate("Shapes available")%>:</label> <select class="Rk-Edit-Shape"><option class="Rk-Edit-Vocabulary-Property" value="circle"<% if (node.shape === "circle") { %> selected<% } %>><%- renkan.translate("Circle") %></option><option class="Rk-Edit-Vocabulary-Property" value="rectangle"<% if (node.shape === "rectangle") { %> selected<% } %>><%- renkan.translate("Square") %></option><option class="Rk-Edit-Vocabulary-Property" value="diamond"<% if (node.shape === "diamond") { %> selected<% } %>><%- renkan.translate("Diamond") %></option><option class="Rk-Edit-Vocabulary-Property" value="polygon"<% if (node.shape === "polygon") { %> selected<% } %>><%- renkan.translate("Hexagone") %></option><option class="Rk-Edit-Vocabulary-Property" value="ellipse"<% if (node.shape === "ellipse") { %> selected<% } %>><%- renkan.translate("Ellipse") %></option><option class="Rk-Edit-Vocabulary-Property" value="star"<% if (node.shape === "star") { %> selected<% } %>><%- renkan.translate("Star") %></option></select></p><% } %>'),readOnlyTemplate:b.template('<h2><span class="Rk-CloseX">&times;</span><% if (options.show_node_tooltip_color) { %><span class="Rk-UserColor" style="background:<%-node.color%>;"></span><% } %><span class="Rk-Display-Title"><% if (node.uri) { %><a href="<%-node.uri%>" target="_blank"><% } %><%-node.title%><% if (node.uri) { %></a><% } %></span></h2><% if (node.uri && options.show_node_tooltip_uri) { %><p class="Rk-Display-URI"><a href="<%-node.uri%>" target="_blank"><%-node.short_uri%></a></p><% } %><% if (options.show_node_tooltip_description) { %><p class="Rk-Display-Description"><%-node.description%></p><% } %><% if (node.image && options.show_node_tooltip_image) { %><img class="Rk-Display-ImgPreview" src="<%-node.image%>" /><% } %><% if (node.has_creator && options.show_node_tooltip_creator) { %><p><span class="Rk-Editor-Label"><%-renkan.translate("Created by:")%></span><span class="Rk-UserColor" style="background:<%-node.created_by_color%>;"></span><%- shortenText(node.created_by_title, 25) %></p><% } %>'),draw:function(){var c=this.source_representation.model,d=c.get("created_by")||e._USER_PLACEHOLDER(this.renkan),f=this.renderer.isEditable()?this.template:this.readOnlyTemplate,g=this.options.static_url+"img/image-placeholder.png",h=c.get("size")||0;this.editor_$.html(f({node:{has_creator:!!c.get("created_by"),title:c.get("title"),uri:c.get("uri"),short_uri:e.shortenText((c.get("uri")||"").replace(/^(https?:\/\/)?(www\.)?/,"").replace(/\/$/,""),40),description:c.get("description"),image:c.get("image")||"",image_placeholder:g,color:c.get("color")||d.get("color"),clip_path:c.get("clip_path")||!1,created_by_color:d.get("color"),created_by_title:d.get("title"),size:(h>0?"+":"")+h,shape:c.get("shape")||"circle"},renkan:this.renkan,options:this.options,shortenText:e.shortenText})),this.redraw();var i=this,j=function(){i.renderer.removeRepresentation(i),paper.view.draw()};if(this.editor_$.find(".Rk-CloseX").click(j),this.editor_$.find(".Rk-Edit-Goto").click(function(){return c.get("uri")?void 0:!1}),this.renderer.isEditable()){var k=b(function(){b(function(){if(i.renderer.isEditable()){var a={title:i.editor_$.find(".Rk-Edit-Title").val()};i.options.show_node_editor_uri&&(a.uri=i.editor_$.find(".Rk-Edit-URI").val(),i.editor_$.find(".Rk-Edit-Goto").attr("href",a.uri||"#")),i.options.show_node_editor_image&&(a.image=i.editor_$.find(".Rk-Edit-Image").val(),i.editor_$.find(".Rk-Edit-ImgPreview").attr("src",a.image||g)),i.options.show_node_editor_description&&(a.description=i.editor_$.find(".Rk-Edit-Description").val()),i.options.change_shapes&&c.get("shape")!==i.editor_$.find(".Rk-Edit-Shape").val()&&(a.shape=i.editor_$.find(".Rk-Edit-Shape").val(),a.shape_changed=!0),c.set(a),i.redraw(),a.shape_changed===!0&&c.set(a)}else j()}).defer()}).throttle(500);this.editor_$.on("keyup",function(a){27===a.keyCode&&j()}),this.editor_$.find("input, textarea, select").on("change keyup paste",k),i.options.allow_image_upload&&this.editor_$.find(".Rk-Edit-Image-File").change(function(){if(this.files.length){var a=this.files[0],b=new FileReader;if("image"!==a.type.substr(0,5))return void alert(i.renkan.translate("This file is not an image"));if(a.size>1024*i.options.uploaded_image_max_kb)return void alert(i.renkan.translate("Image size must be under ")+i.options.uploaded_image_max_kb+i.renkan.translate("KB"));b.onload=function(a){i.editor_$.find(".Rk-Edit-Image").val(a.target.result),k()},b.readAsDataURL(a)}}),this.editor_$.find(".Rk-Edit-Title")[0].focus();var l=i.editor_$.find(".Rk-Edit-ColorPicker");this.editor_$.find(".Rk-Edit-ColorPicker-Wrapper").hover(function(a){a.preventDefault(),l.show()},function(a){a.preventDefault(),l.hide()}),l.find("li").hover(function(b){b.preventDefault(),i.editor_$.find(".Rk-Edit-Color").css("background",a(this).attr("data-color"))},function(a){a.preventDefault(),i.editor_$.find(".Rk-Edit-Color").css("background",c.get("color")||(c.get("created_by")||e._USER_PLACEHOLDER(i.renkan)).get("color"))}).click(function(b){b.preventDefault(),i.renderer.isEditable()?(c.set("color",a(this).attr("data-color")),l.hide(),paper.view.draw()):j()});var m=function(a){if(i.renderer.isEditable()){var b=a+(c.get("size")||0);i.editor_$.find(".Rk-Edit-Size-Value").text((b>0?"+":"")+b),c.set("size",b),paper.view.draw()}else j()};this.editor_$.find(".Rk-Edit-Size-Down").click(function(){return m(-1),!1}),this.editor_$.find(".Rk-Edit-Size-Up").click(function(){return m(1),!1
-}),this.editor_$.find(".Rk-Edit-Image-Del").click(function(){return i.editor_$.find(".Rk-Edit-Image").val(""),k(),!1})}else if("object"==typeof this.source_representation.highlighted){var n=this.source_representation.highlighted.replace(b(c.get("title")).escape(),'<span class="Rk-Highlighted">$1</span>');this.editor_$.find(".Rk-Display-Title"+(c.get("uri")?" a":"")).html(n),this.options.show_node_tooltip_description&&this.editor_$.find(".Rk-Display-Description").html(this.source_representation.highlighted.replace(b(c.get("description")).escape(),'<span class="Rk-Highlighted">$1</span>'))}this.editor_$.find("img").load(function(){i.redraw()})},redraw:function(){var a=this.source_representation.paper_coords;e.drawEditBox(this.options,a,this.editor_block,.75*this.source_representation.circle_radius,this.editor_$),this.editor_$.show(),paper.view.draw()}}),f}),define("renderer/edgeeditor",["jquery","underscore","requtils","renderer/baseeditor"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({template:b.template('<h2><span class="Rk-CloseX">&times;</span><%-renkan.translate("Edit Edge")%></span></h2><p><label><%-renkan.translate("Title:")%></label><input class="Rk-Edit-Title" type="text" value="<%-edge.title%>"/></p><% if (options.show_edge_editor_uri) { %><p><label><%-renkan.translate("URI:")%></label><input class="Rk-Edit-URI" type="text" value="<%-edge.uri%>"/><a class="Rk-Edit-Goto" href="<%-edge.uri%>" target="_blank"></a></p><% if (options.properties.length) { %><p><label><%-renkan.translate("Choose from vocabulary:")%></label><select class="Rk-Edit-Vocabulary"><% _(options.properties).each(function(ontology) { %><option class="Rk-Edit-Vocabulary-Class" value=""><%- renkan.translate(ontology.label) %></option><% _(ontology.properties).each(function(property) { var uri = ontology["base-uri"] + property.uri; %><option class="Rk-Edit-Vocabulary-Property" value="<%- uri %>"<% if (uri === edge.uri) { %> selected<% } %>><%- renkan.translate(property.label) %></option><% }) %><% }) %></select></p><% } } %><% if (options.show_edge_editor_color) { %><div class="Rk-Editor-p"><span class="Rk-Editor-Label"><%-renkan.translate("Edge color:")%></span><div class="Rk-Edit-ColorPicker-Wrapper"><span class="Rk-Edit-Color" style="background:<%-edge.color%>;"><span class="Rk-Edit-ColorTip"></span></span><%= renkan.colorPicker %><span class="Rk-Edit-ColorPicker-Text"><%- renkan.translate("Choose color") %></span></div></div><% } %><% if (options.show_edge_editor_direction) { %><p><span class="Rk-Edit-Direction"><%- renkan.translate("Change edge direction") %></span></p><% } %><% if (options.show_edge_editor_nodes) { %><p><span class="Rk-Editor-Label"><%-renkan.translate("From:")%></span><span class="Rk-UserColor" style="background:<%-edge.from_color%>;"></span><%- shortenText(edge.from_title, 25) %></p><p><span class="Rk-Editor-Label"><%-renkan.translate("To:")%></span><span class="Rk-UserColor" style="background:<%-edge.to_color%>;"></span><%- shortenText(edge.to_title, 25) %></p><% } %><% if (options.show_edge_editor_creator && edge.has_creator) { %><p><span class="Rk-Editor-Label"><%-renkan.translate("Created by:")%></span><span class="Rk-UserColor" style="background:<%-edge.created_by_color%>;"></span><%- shortenText(edge.created_by_title, 25) %></p><% } %>'),readOnlyTemplate:b.template('<h2><span class="Rk-CloseX">&times;</span><% if (options.show_edge_tooltip_color) { %><span class="Rk-UserColor" style="background:<%-edge.color%>;"></span><% } %><span class="Rk-Display-Title"><% if (edge.uri) { %><a href="<%-edge.uri%>" target="_blank"><% } %><%-edge.title%><% if (edge.uri) { %></a><% } %></span></h2><% if (options.show_edge_tooltip_uri && edge.uri) { %><p class="Rk-Display-URI"><a href="<%-edge.uri%>" target="_blank"><%-edge.short_uri%></a></p><% } %><p><%-edge.description%></p><% if (options.show_edge_tooltip_nodes) { %><p><span class="Rk-Editor-Label"><%-renkan.translate("From:")%></span><span class="Rk-UserColor" style="background:<%-edge.from_color%>;"></span><%- shortenText(edge.from_title, 25) %></p><p><span class="Rk-Editor-Label"><%-renkan.translate("To:")%></span><span class="Rk-UserColor" style="background:<%-edge.to_color%>;"></span><%- shortenText(edge.to_title, 25) %></p><% } %><% if (options.show_edge_tooltip_creator && edge.has_creator) { %><p><span class="Rk-Editor-Label"><%-renkan.translate("Created by:")%></span><span class="Rk-UserColor" style="background:<%-edge.created_by_color%>;"></span><%- shortenText(edge.created_by_title, 25) %></p><% } %>'),draw:function(){var c=this.source_representation.model,d=c.get("from"),f=c.get("to"),g=c.get("created_by")||e._USER_PLACEHOLDER(this.renkan),h=this.renderer.isEditable()?this.template:this.readOnlyTemplate;this.editor_$.html(h({edge:{has_creator:!!c.get("created_by"),title:c.get("title"),uri:c.get("uri"),short_uri:e.shortenText((c.get("uri")||"").replace(/^(https?:\/\/)?(www\.)?/,"").replace(/\/$/,""),40),description:c.get("description"),color:c.get("color")||g.get("color"),from_title:d.get("title"),to_title:f.get("title"),from_color:d.get("color")||(d.get("created_by")||e._USER_PLACEHOLDER(this.renkan)).get("color"),to_color:f.get("color")||(f.get("created_by")||e._USER_PLACEHOLDER(this.renkan)).get("color"),created_by_color:g.get("color"),created_by_title:g.get("title")},renkan:this.renkan,shortenText:e.shortenText,options:this.options})),this.redraw();var i=this,j=function(){i.renderer.removeRepresentation(i),paper.view.draw()};if(this.editor_$.find(".Rk-CloseX").click(j),this.editor_$.find(".Rk-Edit-Goto").click(function(){return c.get("uri")?void 0:!1}),this.renderer.isEditable()){var k=b(function(){b(function(){if(i.renderer.isEditable()){var a={title:i.editor_$.find(".Rk-Edit-Title").val()};i.options.show_edge_editor_uri&&(a.uri=i.editor_$.find(".Rk-Edit-URI").val()),i.editor_$.find(".Rk-Edit-Goto").attr("href",a.uri||"#"),c.set(a),paper.view.draw()}else j()}).defer()}).throttle(500);this.editor_$.on("keyup",function(a){27===a.keyCode&&j()}),this.editor_$.find("input").on("keyup change paste",k),this.editor_$.find(".Rk-Edit-Vocabulary").change(function(){var b=a(this),c=b.val();c&&(i.editor_$.find(".Rk-Edit-Title").val(b.find(":selected").text()),i.editor_$.find(".Rk-Edit-URI").val(c),k())}),this.editor_$.find(".Rk-Edit-Direction").click(function(){i.renderer.isEditable()?(c.set({from:c.get("to"),to:c.get("from")}),i.draw()):j()});var l=i.editor_$.find(".Rk-Edit-ColorPicker");this.editor_$.find(".Rk-Edit-ColorPicker-Wrapper").hover(function(a){a.preventDefault(),l.show()},function(a){a.preventDefault(),l.hide()}),l.find("li").hover(function(b){b.preventDefault(),i.editor_$.find(".Rk-Edit-Color").css("background",a(this).attr("data-color"))},function(a){a.preventDefault(),i.editor_$.find(".Rk-Edit-Color").css("background",c.get("color")||(c.get("created_by")||e._USER_PLACEHOLDER(i.renkan)).get("color"))}).click(function(b){b.preventDefault(),i.renderer.isEditable()?(c.set("color",a(this).attr("data-color")),l.hide(),paper.view.draw()):j()})}},redraw:function(){var a=this.source_representation.paper_coords;e.drawEditBox(this.options,a,this.editor_block,5,this.editor_$),this.editor_$.show(),paper.view.draw()}}),f}),define("renderer/nodebutton",["jquery","underscore","requtils","renderer/basebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({setSectorSize:function(){var a=this.source_representation.circle_radius;a!==this.lastSectorInner&&(this.sector&&this.sector.destroy(),this.sector=this.renderer.drawSector(this,1+a,e._NODE_BUTTON_WIDTH+a,this.startAngle,this.endAngle,1,this.imageName,this.renkan.translate(this.text)),this.lastSectorInner=a)}}),f}),define("renderer/nodeeditbutton",["jquery","underscore","requtils","renderer/nodebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.type="Node-edit-button",this.lastSectorInner=0,this.startAngle=-135,this.endAngle=-45,this.imageName="edit",this.text="Edit"},mouseup:function(){this.renderer.is_dragging||this.source_representation.openEditor()}}),f}),define("renderer/noderemovebutton",["jquery","underscore","requtils","renderer/nodebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.type="Node-remove-button",this.lastSectorInner=0,this.startAngle=0,this.endAngle=90,this.imageName="remove",this.text="Remove"},mouseup:function(){if(this.renderer.click_target=null,this.renderer.is_dragging=!1,this.renderer.removeRepresentationsOfType("editor"),this.renderer.isEditable())if(this.options.element_delete_delay){var a=e.getUID("delete");this.renderer.delete_list.push({id:a,time:(new Date).valueOf()+this.options.element_delete_delay}),this.source_representation.model.set("delete_scheduled",a)}else confirm(this.renkan.translate("Do you really wish to remove node ")+'"'+this.source_representation.model.get("title")+'"?')&&this.project.removeNode(this.source_representation.model)}}),f}),define("renderer/noderevertbutton",["jquery","underscore","requtils","renderer/nodebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.type="Node-revert-button",this.lastSectorInner=0,this.startAngle=-135,this.endAngle=135,this.imageName="revert",this.text="Cancel deletion"},mouseup:function(){this.renderer.click_target=null,this.renderer.is_dragging=!1,this.renderer.isEditable()&&this.source_representation.model.unset("delete_scheduled")}}),f}),define("renderer/nodelinkbutton",["jquery","underscore","requtils","renderer/nodebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.type="Node-link-button",this.lastSectorInner=0,this.startAngle=90,this.endAngle=180,this.imageName="link",this.text="Link to another node"},mousedown:function(a){if(this.renderer.isEditable()){var b=this.renderer.canvas_$.offset(),c=new paper.Point([a.pageX-b.left,a.pageY-b.top]);this.renderer.click_target=null,this.renderer.removeRepresentationsOfType("editor"),this.renderer.addTempEdge(this.source_representation,c)}}}),f}),define("renderer/nodeenlargebutton",["jquery","underscore","requtils","renderer/nodebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.type="Node-enlarge-button",this.lastSectorInner=0,this.startAngle=-45,this.endAngle=0,this.imageName="enlarge",this.text="Enlarge"},mouseup:function(){var a=1+(this.source_representation.model.get("size")||0);this.source_representation.model.set("size",a),this.source_representation.select(),this.select(),paper.view.draw()}}),f}),define("renderer/nodeshrinkbutton",["jquery","underscore","requtils","renderer/nodebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.type="Node-shrink-button",this.lastSectorInner=0,this.startAngle=-180,this.endAngle=-135,this.imageName="shrink",this.text="Shrink"},mouseup:function(){var a=-1+(this.source_representation.model.get("size")||0);this.source_representation.model.set("size",a),this.source_representation.select(),this.select(),paper.view.draw()}}),f}),define("renderer/edgeeditbutton",["jquery","underscore","requtils","renderer/basebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.type="Edge-edit-button",this.sector=this.renderer.drawSector(this,e._EDGE_BUTTON_INNER,e._EDGE_BUTTON_OUTER,-270,-90,1,"edit",this.renkan.translate("Edit"))},mouseup:function(){this.renderer.is_dragging||this.source_representation.openEditor()}}),f}),define("renderer/edgeremovebutton",["jquery","underscore","requtils","renderer/basebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.type="Edge-remove-button",this.sector=this.renderer.drawSector(this,e._EDGE_BUTTON_INNER,e._EDGE_BUTTON_OUTER,-90,90,1,"remove",this.renkan.translate("Remove"))},mouseup:function(){if(this.renderer.click_target=null,this.renderer.is_dragging=!1,this.renderer.removeRepresentationsOfType("editor"),this.renderer.isEditable())if(this.options.element_delete_delay){var a=e.getUID("delete");this.renderer.delete_list.push({id:a,time:(new Date).valueOf()+this.options.element_delete_delay}),this.source_representation.model.set("delete_scheduled",a)}else confirm(this.renkan.translate("Do you really wish to remove edge ")+'"'+this.source_representation.model.get("title")+'"?')&&this.project.removeEdge(this.source_representation.model)}}),f}),define("renderer/edgerevertbutton",["jquery","underscore","requtils","renderer/basebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.type="Edge-revert-button",this.sector=this.renderer.drawSector(this,e._EDGE_BUTTON_INNER,e._EDGE_BUTTON_OUTER,-135,135,1,"revert",this.renkan.translate("Cancel deletion"))},mouseup:function(){this.renderer.click_target=null,this.renderer.is_dragging=!1,this.renderer.isEditable()&&this.source_representation.model.unset("delete_scheduled")}}),f}),define("renderer/miniframe",["jquery","underscore","requtils","renderer/baserepresentation"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({paperShift:function(a){this.renderer.offset=this.renderer.offset.subtract(a.divide(this.renderer.minimap.scale).multiply(this.renderer.scale)),this.renderer.redraw()},mouseup:function(){this.renderer.click_target=null,this.renderer.is_dragging=!1}}),f}),define("renderer/scene",["jquery","underscore","filesaver","requtils","renderer/miniframe"],function(a,b,c,d,e){var f=d.getUtils(),g=function(c){this.renkan=c,this.$=a(".Rk-Render"),this.representations=[],this.$.html(this.template(c)),this.onStatusChange(),this.canvas_$=this.$.find(".Rk-Canvas"),this.labels_$=this.$.find(".Rk-Labels"),this.editor_$=this.$.find(".Rk-Editor"),this.notif_$=this.$.find(".Rk-Notifications"),paper.setup(this.canvas_$[0]),this.scale=1,this.initialScale=1,this.offset=paper.view.center,this.totalScroll=0,this.mouse_down=!1,this.click_target=null,this.selected_target=null,this.edge_layer=new paper.Layer,this.node_layer=new paper.Layer,this.buttons_layer=new paper.Layer,this.delete_list=[],this.redrawActive=!0;var d=this.canvas_$.width(),g=this.canvas_$.height();c.options.show_minimap&&(this.minimap={background_layer:new paper.Layer,edge_layer:new paper.Layer,node_layer:new paper.Layer,node_group:new paper.Group,size:new paper.Size(c.options.minimap_width,c.options.minimap_height)},this.minimap.background_layer.activate(),this.minimap.topleft=paper.view.bounds.bottomRight.subtract(this.minimap.size),this.minimap.rectangle=new paper.Path.Rectangle(this.minimap.topleft.subtract([2,2]),this.minimap.size.add([4,4])),this.minimap.rectangle.fillColor=c.options.minimap_background_color,this.minimap.rectangle.strokeColor=c.options.minimap_border_color,this.minimap.rectangle.strokeWidth=4,this.minimap.offset=new paper.Point(this.minimap.size.divide(2)),this.minimap.scale=.1,this.minimap.node_layer.activate(),this.minimap.cliprectangle=new paper.Path.Rectangle(this.minimap.topleft,this.minimap.size),this.minimap.node_group.addChild(this.minimap.cliprectangle),this.minimap.node_group.clipped=!0,this.minimap.miniframe=new paper.Path.Rectangle(this.minimap.topleft,this.minimap.size),this.minimap.node_group.addChild(this.minimap.miniframe),this.minimap.miniframe.fillColor="#c0c0ff",this.minimap.miniframe.opacity=.3,this.minimap.miniframe.strokeColor="#000080",this.minimap.miniframe.strokeWidth=3,this.minimap.miniframe.__representation=new e(this,null)),this.throttledPaperDraw=b(function(){paper.view.draw()}).throttle(100),this.bundles=[],this.click_mode=!1;var h=this,i=!0,j=1,k=!1,l=0,m=0;this.image_cache={},this.icon_cache={},["edit","remove","link","enlarge","shrink","revert"].forEach(function(a){var b=new Image;b.src=c.options.static_url+"img/"+a+".png",h.icon_cache[a]=b});var n=b.throttle(function(a,b){h.onMouseMove(a,b)},f._MOUSEMOVE_RATE);this.canvas_$.on({mousedown:function(a){a.preventDefault(),h.onMouseDown(a,!1)},mousemove:function(a){a.preventDefault(),n(a,!1)},mouseup:function(a){a.preventDefault(),h.onMouseUp(a,!1)},mousewheel:function(a,b){c.options.zoom_on_scroll&&(a.preventDefault(),i&&h.onScroll(a,b))},touchstart:function(a){a.preventDefault();var b=a.originalEvent.touches[0];c.options.allow_double_click&&new Date-_lastTap<f._DOUBLETAP_DELAY&&Math.pow(l-b.pageX,2)+Math.pow(m-b.pageY,2)<f._DOUBLETAP_DISTANCE?(_lastTap=0,h.onDoubleClick(b)):(_lastTap=new Date,l=b.pageX,m=b.pageY,j=h.scale,k=!1,h.onMouseDown(b,!0))},touchmove:function(a){if(a.preventDefault(),_lastTap=0,1===a.originalEvent.touches.length)h.onMouseMove(a.originalEvent.touches[0],!0);else{if(k||(h.onMouseUp(a.originalEvent.touches[0],!0),h.click_target=null,h.is_dragging=!1,k=!0),"undefined"===a.originalEvent.scale)return;var b=a.originalEvent.scale*j,c=b/h.scale,d=new paper.Point([h.canvas_$.width(),h.canvas_$.height()]).multiply(.5*(1-c)).add(h.offset.multiply(c));h.setScale(b,d)}},touchend:function(a){a.preventDefault(),h.onMouseUp(a.originalEvent.changedTouches[0],!0)},dblclick:function(a){a.preventDefault(),c.options.allow_double_click&&h.onDoubleClick(a)},mouseleave:function(a){a.preventDefault(),h.onMouseUp(a,!1),h.click_target=null,h.is_dragging=!1},dragover:function(a){a.preventDefault()},dragenter:function(a){a.preventDefault(),i=!1},dragleave:function(a){a.preventDefault(),i=!0},drop:function(a){a.preventDefault(),i=!0;var c={};b(a.originalEvent.dataTransfer.types).each(function(b){try{c[b]=a.originalEvent.dataTransfer.getData(b)}catch(d){}});var d=a.originalEvent.dataTransfer.getData("Text");if("string"==typeof d)switch(d[0]){case"{":case"[":try{var e=JSON.parse(d);b(c).extend(e)}catch(f){c["text/plain"]||(c["text/plain"]=d)}break;case"<":c["text/html"]||(c["text/html"]=d);break;default:c["text/plain"]||(c["text/plain"]=d)}var g=a.originalEvent.dataTransfer.getData("URL");g&&!c["text/uri-list"]&&(c["text/uri-list"]=g),h.dropData(c,a.originalEvent)}});var o=function(a,b){h.$.find(a).click(function(a){return h[b](a),!1})};o(".Rk-ZoomOut","zoomOut"),o(".Rk-ZoomIn","zoomIn"),o(".Rk-ZoomFit","autoScale"),this.$.find(".Rk-ZoomSave").click(function(){h.renkan.project.addView({zoom_level:h.scale,offset:h.offset})}),this.$.find(".Rk-ZoomSetSaved").click(function(){var a=h.renkan.project.get("views").last();a&&h.setScale(a.get("zoom_level"),new paper.Point(a.get("offset")))}),this.renkan.read_only&&!isNaN(parseInt(this.renkan.options.default_view))&&this.$.find(".Rk-ZoomSetSaved").show(),this.$.find(".Rk-CurrentUser").mouseenter(function(){h.$.find(".Rk-UserList").slideDown()}),this.$.find(".Rk-Users").mouseleave(function(){h.$.find(".Rk-UserList").slideUp()}),o(".Rk-FullScreen-Button","fullScreen"),o(".Rk-AddNode-Button","addNodeBtn"),o(".Rk-AddEdge-Button","addEdgeBtn"),o(".Rk-Save-Button","save"),o(".Rk-Open-Button","open"),o(".Rk-Export-Button","exportProject"),this.$.find(".Rk-Bookmarklet-Button").attr("href","javascript:"+f._BOOKMARKLET_CODE(c)).click(function(){return h.notif_$.text(c.translate("Drag this button to your bookmark bar. When on a third-party website, click it to enable drag-and-drop from the website to Renkan.")).fadeIn().delay(5e3).fadeOut(),!1}),this.$.find(".Rk-TopBar-Button").mouseover(function(){a(this).find(".Rk-TopBar-Tooltip").show()}).mouseout(function(){a(this).find(".Rk-TopBar-Tooltip").hide()}),o(".Rk-Fold-Bins","foldBins"),paper.view.onResize=function(a){var b,c=h.canvas_$.parent().width(),e=h.canvas_$.parent().height();paper.view._viewSize.height=a.size.height=h.canvas_$.parent().height(),paper.view._viewSize.width=a.size.height=h.canvas_$.parent().width(),h.minimap&&(h.minimap.topleft=paper.view.bounds.bottomRight.subtract(h.minimap.size),h.minimap.rectangle.fitBounds(h.minimap.topleft.subtract([2,2]),h.minimap.size.add([4,4])),h.minimap.cliprectangle.fitBounds(h.minimap.topleft,h.minimap.size)),b=c>e?e/g:c/d,h.resizeZoom(c/d,e/g,b),d=c,g=e,h.redraw()};var p=b.throttle(function(){h.redraw()},50);this.addRepresentations("Node",this.renkan.project.get("nodes")),this.addRepresentations("Edge",this.renkan.project.get("edges")),this.renkan.project.on("change:title",function(){h.$.find(".Rk-PadTitle").val(c.project.get("title"))}),this.$.find(".Rk-PadTitle").on("keyup input paste",function(){c.project.set({title:a(this).val()})});var q=b.throttle(function(){h.redrawUsers()},100);if(q(),this.renkan.project.on("change:save_status",function(){switch(h.renkan.project.get("save_status")){case 0:h.$.find(".Rk-Save-Button").removeClass("to-save"),h.$.find(".Rk-Save-Button").removeClass("saving"),h.$.find(".Rk-Save-Button").addClass("saved");break;case 1:h.$.find(".Rk-Save-Button").removeClass("saved"),h.$.find(".Rk-Save-Button").removeClass("saving"),h.$.find(".Rk-Save-Button").addClass("to-save");break;case 2:h.$.find(".Rk-Save-Button").removeClass("saved"),h.$.find(".Rk-Save-Button").removeClass("to-save"),h.$.find(".Rk-Save-Button").addClass("saving")}}),this.renkan.project.on("change:loading_status",function(){if(h.renkan.project.get("loading_status")){h.$.find(".loader").addClass("run"),setTimeout(function(){h.$.find(".loader").hide(250)},3e3)}}),this.renkan.project.on("add:users remove:users",q),this.renkan.project.on("add:views remove:views",function(){h.renkan.project.get("views").length>0?h.$.find(".Rk-ZoomSetSaved").show():h.$.find(".Rk-ZoomSetSaved").hide()}),this.renkan.project.on("add:nodes",function(a){h.addRepresentation("Node",a),h.renkan.project.get("loading_status")||p()}),this.renkan.project.on("add:edges",function(a){h.addRepresentation("Edge",a),h.renkan.project.get("loading_status")||p()}),this.renkan.project.on("change:title",function(a,b){var c=h.$.find(".Rk-PadTitle");c.is("input")?c.val()!==b&&c.val(b):c.text(b)}),c.options.size_bug_fix){var r="number"==typeof c.options.size_bug_fix?c.options.size_bug_fix:500;window.setTimeout(function(){h.fixSize(!0)},r)}if(c.options.force_resize&&a(window).resize(function(){h.fixSize(!1)}),c.options.show_user_list&&c.options.user_color_editable){var s=this.$.find(".Rk-Users .Rk-Edit-ColorPicker-Wrapper"),t=this.$.find(".Rk-Users .Rk-Edit-ColorPicker");s.hover(function(a){h.isEditable()&&(a.preventDefault(),t.show())},function(a){a.preventDefault(),t.hide()}),t.find("li").mouseenter(function(b){h.isEditable()&&(b.preventDefault(),h.$.find(".Rk-CurrentUser-Color").css("background",a(this).attr("data-color")))})}if(c.options.show_search_field){var u="";this.$.find(".Rk-GraphSearch-Field").on("keyup change paste input",function(){var b=a(this),d=b.val();if(d!==u)if(u=d,d.length<2)c.project.get("nodes").each(function(a){h.getRepresentationByModel(a).unhighlight()});else{var e=f.regexpFromTextOrArray(d);c.project.get("nodes").each(function(a){e.test(a.get("title"))||e.test(a.get("description"))?h.getRepresentationByModel(a).highlight(e):h.getRepresentationByModel(a).unhighlight()})}})}this.redraw(),window.setInterval(function(){var a=(new Date).valueOf();h.delete_list.forEach(function(b){if(a>=b.time){var d=c.project.get("nodes").findWhere({delete_scheduled:b.id});d&&project.removeNode(d),d=c.project.get("edges").findWhere({delete_scheduled:b.id}),d&&project.removeEdge(d)}}),h.delete_list=h.delete_list.filter(function(a){return c.project.get("nodes").findWhere({delete_scheduled:a.id})||c.project.get("edges").findWhere({delete_scheduled:a.id})})},500),this.minimap&&window.setInterval(function(){h.rescaleMinimap()},2e3)};return b(g.prototype).extend({template:b.template('<% if (options.show_top_bar) { %><div class="Rk-TopBar"><div class="loader"></div><% if (!options.editor_mode) { %><h2 class="Rk-PadTitle"><%- project.get("title") || translate("Untitled project")%></h2><% } else { %><input type="text" class="Rk-PadTitle" value="<%- project.get("title") || "" %>" placeholder="<%-translate("Untitled project")%>" /><% } %><% if (options.show_user_list) { %><div class="Rk-Users"><div class="Rk-CurrentUser"><% if (options.show_user_color) { %><div class="Rk-Edit-ColorPicker-Wrapper"><span class="Rk-CurrentUser-Color"><% if (options.user_color_editable) { %><span class="Rk-Edit-ColorTip"></span><% } %></span><% if (options.user_color_editable) { print(colorPicker) } %></div><% } %><span class="Rk-CurrentUser-Name">&lt;unknown user&gt;</span></div><ul class="Rk-UserList"></ul></div><% } %><% if (options.home_button_url) {%><div class="Rk-TopBar-Separator"></div><a class="Rk-TopBar-Button Rk-Home-Button" href="<%- options.home_button_url %>"><div class="Rk-TopBar-Tooltip"><div class="Rk-TopBar-Tooltip-Contents"><%- translate(options.home_button_title) %></div></div></a><% } %><% if (options.show_fullscreen_button) { %><div class="Rk-TopBar-Separator"></div><div class="Rk-TopBar-Button Rk-FullScreen-Button"><div class="Rk-TopBar-Tooltip"><div class="Rk-TopBar-Tooltip-Contents"><%-translate("Full Screen")%></div></div></div><% } %><% if (options.editor_mode) { %><% if (options.show_addnode_button) { %><div class="Rk-TopBar-Separator"></div><div class="Rk-TopBar-Button Rk-AddNode-Button"><div class="Rk-TopBar-Tooltip"><div class="Rk-TopBar-Tooltip-Contents"><%-translate("Add Node")%></div></div></div><% } %><% if (options.show_addedge_button) { %><div class="Rk-TopBar-Separator"></div><div class="Rk-TopBar-Button Rk-AddEdge-Button"><div class="Rk-TopBar-Tooltip"><div class="Rk-TopBar-Tooltip-Contents"><%-translate("Add Edge")%></div></div></div><% } %><% if (options.show_export_button) { %><div class="Rk-TopBar-Separator"></div><div class="Rk-TopBar-Button Rk-Export-Button"><div class="Rk-TopBar-Tooltip"><div class="Rk-TopBar-Tooltip-Contents"><%-translate("Download Project")%></div></div></div><% } %><% if (options.show_save_button) { %><div class="Rk-TopBar-Separator"></div><div class="Rk-TopBar-Button Rk-Save-Button"><div class="Rk-TopBar-Tooltip"><div class="Rk-TopBar-Tooltip-Contents"> </div></div></div><% } %><% if (options.show_open_button) { %><div class="Rk-TopBar-Separator"></div><div class="Rk-TopBar-Button Rk-Open-Button"><div class="Rk-TopBar-Tooltip"><div class="Rk-TopBar-Tooltip-Contents"><%-translate("Open Project")%></div></div></div><% } %><% if (options.show_bookmarklet) { %><div class="Rk-TopBar-Separator"></div><a class="Rk-TopBar-Button Rk-Bookmarklet-Button" href="#"><div class="Rk-TopBar-Tooltip"><div class="Rk-TopBar-Tooltip-Contents"><%-translate("Renkan \'Drag-to-Add\' bookmarklet")%></div></div></a><div class="Rk-TopBar-Separator"></div><% } %><% } else { %><% if (options.show_export_button) { %><div class="Rk-TopBar-Separator"></div><div class="Rk-TopBar-Button Rk-Export-Button"><div class="Rk-TopBar-Tooltip"><div class="Rk-TopBar-Tooltip-Contents"><%-translate("Download Project")%></div></div></div><div class="Rk-TopBar-Separator"></div><% } %><% };if (options.show_search_field) { %><form action="#" class="Rk-GraphSearch-Form"><input type="search" class="Rk-GraphSearch-Field" placeholder="<%- translate("Search in graph") %>" /></form><div class="Rk-TopBar-Separator"></div><% } %></div><% } %><div class="Rk-Editing-Space<% if (!options.show_top_bar) { %> Rk-Editing-Space-Full<% } %>"><div class="Rk-Labels"></div><canvas class="Rk-Canvas" resize></canvas><div class="Rk-Notifications"></div><div class="Rk-Editor"><% if (options.show_bins) { %><div class="Rk-Fold-Bins">&laquo;</div><% } %><div class="Rk-ZoomButtons"><div class="Rk-ZoomIn" title="<%-translate("Zoom In")%>"></div><div class="Rk-ZoomFit" title="<%-translate("Zoom Fit")%>"></div><div class="Rk-ZoomOut" title="<%-translate("Zoom Out")%>"></div><% if (options.editor_mode) { %><div class="Rk-ZoomSave" title="<%-translate("Zoom Save")%>"></div><% } %><% if (options.editor_mode || !isNaN(parseInt(options.default_view))) { %><div class="Rk-ZoomSetSaved" title="<%-translate("View saved zoom")%>"></div><% } %></div></div></div>'),fixSize:function(a){var b=this.$.width(),c=this.$.height();this.renkan.options.show_top_bar&&(c-=this.$.find(".Rk-TopBar").height()),this.canvas_$.attr({width:b,height:c}),paper.view.viewSize=new paper.Size([b,c]),a&&(this.renkan.read_only&&!isNaN(parseInt(this.renkan.options.default_view))?this.autoScale(this.renkan.project.get("views")[parseInt(this.renkan.options.default_view)]):this.autoScale())},drawSector:function(b,c,d,e,f,g,h,i){var j=this.renkan.options,k=e*Math.PI/180,l=f*Math.PI/180,m=this.icon_cache[h],n=-Math.sin(k),o=Math.cos(k),p=Math.cos(k)*c+g*n,q=Math.sin(k)*c+g*o,r=Math.cos(k)*d+g*n,s=Math.sin(k)*d+g*o,t=-Math.sin(l),u=Math.cos(l),v=Math.cos(l)*c-g*t,w=Math.sin(l)*c-g*u,x=Math.cos(l)*d-g*t,y=Math.sin(l)*d-g*u,z=(c+d)/2,A=(k+l)/2,B=Math.cos(A)*z,C=Math.sin(A)*z,D=Math.cos(A)*c,E=Math.cos(A)*d,F=Math.sin(A)*c,G=Math.sin(A)*d,H=Math.cos(A)*(d+3),I=Math.sin(A)*(d+j.buttons_label_font_size)+j.buttons_label_font_size/2;this.buttons_layer.activate();var J=new paper.Path;J.add([p,q]),J.arcTo([D,F],[v,w]),J.lineTo([x,y]),J.arcTo([E,G],[r,s]),J.fillColor=j.buttons_background,J.opacity=.5,J.closed=!0,J.__representation=b;var K=new paper.PointText(H,I);K.characterStyle={fontSize:j.buttons_label_font_size,fillColor:j.buttons_label_color},K.paragraphStyle.justification=H>2?"left":-2>H?"right":"center",K.visible=!1;var L=!1,M=new paper.Point(-200,-200),N=new paper.Group([J,K]),O=N.position,P=new paper.Point([B,C]),Q=new paper.Point(0,0);K.content=i,N.visible=!1,N.position=M;var R={show:function(){L=!0,N.position=Q.add(O),N.visible=!0},moveTo:function(a){Q=a,L&&(N.position=a.add(O))},hide:function(){L=!1,N.visible=!1,N.position=M},select:function(){J.opacity=.8,K.visible=!0},unselect:function(){J.opacity=.5,K.visible=!1},destroy:function(){N.remove()}},S=function(){var a=new paper.Raster(m);a.position=P.add(N.position).subtract(O),a.locked=!0,N.addChild(a)};return m.width?S():a(m).on("load",S),R},addToBundles:function(a){var c=b(this.bundles).find(function(b){return b.from===a.from_representation&&b.to===a.to_representation||b.from===a.to_representation&&b.to===a.from_representation});return"undefined"!=typeof c?c.edges.push(a):(c={from:a.from_representation,to:a.to_representation,edges:[a],getPosition:function(a){var c=a.from_representation===this.from?1:-1;return c*(b(this.edges).indexOf(a)-(this.edges.length-1)/2)}},this.bundles.push(c)),c},isEditable:function(){return this.renkan.options.editor_mode&&!this.renkan.read_only},onStatusChange:function(){var a=this.$.find(".Rk-Save-Button"),b=a.find(".Rk-TopBar-Tooltip-Contents");this.renkan.read_only?(a.removeClass("disabled Rk-Save-Online").addClass("Rk-Save-ReadOnly"),b.text(this.renkan.translate("Connection lost"))):this.renkan.options.manual_save?(a.removeClass("Rk-Save-ReadOnly Rk-Save-Online"),b.text(this.renkan.translate("Save Project"))):(a.removeClass("disabled Rk-Save-ReadOnly").addClass("Rk-Save-Online"),b.text(this.renkan.translate("Auto-save enabled"))),this.redrawUsers()},setScale:function(a,b){a/this.initialScale>f._MIN_SCALE&&a/this.initialScale<f._MAX_SCALE&&(this.scale=a,b&&(this.offset=b),this.redraw())},autoScale:function(a){var b=this.renkan.project.get("nodes");if(b.length>1){var c=b.map(function(a){return a.get("position").x}),d=b.map(function(a){return a.get("position").y}),e=Math.min.apply(Math,c),f=Math.min.apply(Math,d),g=Math.max.apply(Math,c),h=Math.max.apply(Math,d),i=Math.min((paper.view.size.width-2*this.renkan.options.autoscale_padding)/(g-e),(paper.view.size.height-2*this.renkan.options.autoscale_padding)/(h-f));this.initialScale=i,"undefined"!=typeof a&&parseFloat(a.zoom_level)>0&&parseFloat(a.offset.x)>0&&parseFloat(a.offset.y)>0?this.setScale(parseFloat(a.zoom_level),new paper.Point(parseFloat(a.offset.x),parseFloat(a.offset.y))):this.setScale(i,paper.view.center.subtract(new paper.Point([(g+e)/2,(h+f)/2]).multiply(i)))}1===b.length&&this.setScale(1,paper.view.center.subtract(new paper.Point([b.at(0).get("position").x,b.at(0).get("position").y])))},redrawMiniframe:function(){var a=this.toMinimapCoords(this.toModelCoords(new paper.Point([0,0]))),b=this.toMinimapCoords(this.toModelCoords(paper.view.bounds.bottomRight));
-this.minimap.miniframe.fitBounds(a,b)},rescaleMinimap:function(){var a=this.renkan.project.get("nodes");if(a.length>1){var b=a.map(function(a){return a.get("position").x}),c=a.map(function(a){return a.get("position").y}),d=Math.min.apply(Math,b),e=Math.min.apply(Math,c),f=Math.max.apply(Math,b),g=Math.max.apply(Math,c),h=Math.min(.8*this.scale*this.renkan.options.minimap_width/paper.view.bounds.width,.8*this.scale*this.renkan.options.minimap_height/paper.view.bounds.height,(this.renkan.options.minimap_width-2*this.renkan.options.minimap_padding)/(f-d),(this.renkan.options.minimap_height-2*this.renkan.options.minimap_padding)/(g-e));this.minimap.offset=this.minimap.size.divide(2).subtract(new paper.Point([(f+d)/2,(g+e)/2]).multiply(h)),this.minimap.scale=h}1===a.length&&(this.minimap.scale=.1,this.minimap.offset=this.minimap.size.divide(2).subtract(new paper.Point([a.at(0).get("position").x,a.at(0).get("position").y]).multiply(this.minimap.scale))),this.redraw()},toPaperCoords:function(a){return a.multiply(this.scale).add(this.offset)},toMinimapCoords:function(a){return a.multiply(this.minimap.scale).add(this.minimap.offset).add(this.minimap.topleft)},toModelCoords:function(a){return a.subtract(this.offset).divide(this.scale)},addRepresentation:function(a,b){var c=d.getRenderer()[a],e=new c(this,b);return this.representations.push(e),e},addRepresentations:function(a,b){var c=this;b.forEach(function(b){c.addRepresentation(a,b)})},userTemplate:b.template('<li class="Rk-User"><span class="Rk-UserColor" style="background:<%=background%>;"></span><%=name%></li>'),redrawUsers:function(){if(this.renkan.options.show_user_list){var b=[].concat((this.renkan.project.current_user_list||{}).models||[],(this.renkan.project.get("users")||{}).models||[]),c="",d=this.$.find(".Rk-Users"),e=d.find(".Rk-CurrentUser-Name"),f=d.find(".Rk-Edit-ColorPicker li"),g=d.find(".Rk-CurrentUser-Color"),h=this;e.off("click").text(this.renkan.translate("<unknown user>")),f.off("mouseleave click"),b.forEach(function(b){b.get("_id")===h.renkan.current_user?(e.text(b.get("title")),g.css("background",b.get("color")),h.isEditable()&&(h.renkan.options.user_name_editable&&e.click(function(){var c=a(this),d=a("<input>").val(b.get("title")).blur(function(){b.set("title",a(this).val()),h.redrawUsers(),h.redraw()});c.empty().html(d),d.select()}),h.renkan.options.user_color_editable&&f.click(function(c){c.preventDefault(),h.isEditable()&&b.set("color",a(this).attr("data-color")),a(this).parent().hide()}).mouseleave(function(){g.css("background",b.get("color"))}))):c+=h.userTemplate({name:b.get("title"),background:b.get("color")})}),d.find(".Rk-UserList").html(c)}},removeRepresentation:function(a){a.destroy(),this.representations=b(this.representations).reject(function(b){return b===a})},getRepresentationByModel:function(a){return a?b(this.representations).find(function(b){return b.model===a}):void 0},removeRepresentationsOfType:function(a){var c=b(this.representations).filter(function(b){return b.type===a}),d=this;b(c).each(function(a){d.removeRepresentation(a)})},highlightModel:function(a){var b=this.getRepresentationByModel(a);b&&b.highlight()},unhighlightAll:function(){b(this.representations).each(function(a){a.unhighlight()})},unselectAll:function(){b(this.representations).each(function(a){a.unselect()})},redraw:function(){this.redrawActive&&(b(this.representations).each(function(a){a.redraw(!0)}),this.minimap&&this.redrawMiniframe(),paper.view.draw())},addTempEdge:function(a,b){var c=this.addRepresentation("TempEdge",null);c.end_pos=b,c.from_representation=a,c.redraw(),this.click_target=c},findTarget:function(a){if(a&&"undefined"!=typeof a.item.__representation){var b=a.item.__representation;this.selected_target!==a.item.__representation&&(this.selected_target&&this.selected_target.unselect(b),b.select(this.selected_target),this.selected_target=b)}else this.selected_target&&this.selected_target.unselect(),this.selected_target=null},paperShift:function(a){this.offset=this.offset.add(a),this.redraw()},onMouseMove:function(a){var b=this.canvas_$.offset(),c=new paper.Point([a.pageX-b.left,a.pageY-b.top]),d=c.subtract(this.last_point);this.last_point=c,!this.is_dragging&&this.mouse_down&&d.length>f._MIN_DRAG_DISTANCE&&(this.is_dragging=!0);var e=paper.project.hitTest(c);this.is_dragging?this.click_target&&"function"==typeof this.click_target.paperShift?this.click_target.paperShift(d):this.paperShift(d):this.findTarget(e),paper.view.draw()},onMouseDown:function(b,c){var d=this.canvas_$.offset(),e=new paper.Point([b.pageX-d.left,b.pageY-d.top]);if(this.last_point=e,this.mouse_down=!0,!this.click_target||"Temp-edge"!==this.click_target.type){this.removeRepresentationsOfType("editor"),this.is_dragging=!1;var g=paper.project.hitTest(e);if(g&&"undefined"!=typeof g.item.__representation)this.click_target=g.item.__representation,this.click_target.mousedown(b,c);else if(this.click_target=null,this.isEditable()&&this.click_mode===f._CLICKMODE_ADDNODE){var h=this.toModelCoords(e),i={id:f.getUID("node"),created_by:this.renkan.current_user,position:{x:h.x,y:h.y}};_node=this.renkan.project.addNode(i),this.getRepresentationByModel(_node).openEditor()}}this.click_mode&&(this.isEditable()&&this.click_mode===f._CLICKMODE_STARTEDGE&&this.click_target&&"Node"===this.click_target.type?(this.removeRepresentationsOfType("editor"),this.addTempEdge(this.click_target,e),this.click_mode=f._CLICKMODE_ENDEDGE,this.notif_$.fadeOut(function(){a(this).html(this.renkan.translate("Click on a second node to complete the edge")).fadeIn()})):(this.notif_$.hide(),this.click_mode=!1)),paper.view.draw()},onMouseUp:function(a,b){if(this.mouse_down=!1,this.click_target){var c=this.canvas_$.offset();this.click_target.mouseup({point:new paper.Point([a.pageX-c.left,a.pageY-c.top])},b)}else this.click_target=null,this.is_dragging=!1,b&&this.unselectAll();paper.view.draw()},onScroll:function(a,b){if(this.totalScroll+=b,Math.abs(this.totalScroll)>=1){var c=this.canvas_$.offset(),d=new paper.Point([a.pageX-c.left,a.pageY-c.top]).subtract(this.offset).multiply(Math.SQRT2-1);this.totalScroll>0?this.setScale(this.scale*Math.SQRT2,this.offset.subtract(d)):this.setScale(this.scale*Math.SQRT1_2,this.offset.add(d.divide(Math.SQRT2))),this.totalScroll=0}},onDoubleClick:function(a){if(this.isEditable()){var b=this.canvas_$.offset(),c=new paper.Point([a.pageX-b.left,a.pageY-b.top]),d=paper.project.hitTest(c);if(this.isEditable()&&(!d||"undefined"==typeof d.item.__representation)){var e=this.toModelCoords(c),g={id:f.getUID("node"),created_by:this.renkan.current_user,position:{x:e.x,y:e.y}},h=this.renkan.project.addNode(g);this.getRepresentationByModel(h).openEditor()}paper.view.draw()}},defaultDropHandler:function(b){var c={},d="";switch(b["text/x-iri-specific-site"]){case"twitter":d=a("<div>").html(b["text/x-iri-selected-html"]);var e=d.find(".tweet");c.title=this.renkan.translate("Tweet by ")+e.attr("data-name"),c.uri="http://twitter.com/"+e.attr("data-screen-name")+"/status/"+e.attr("data-tweet-id"),c.image=e.find(".avatar").attr("src"),c.description=e.find(".js-tweet-text:first").text();break;case"google":d=a("<div>").html(b["text/x-iri-selected-html"]),c.title=d.find("h3:first").text().trim(),c.uri=d.find("h3 a").attr("href"),c.description=d.find(".st:first").text().trim();break;default:b["text/x-iri-source-uri"]&&(c.uri=b["text/x-iri-source-uri"])}if((b["text/plain"]||b["text/x-iri-selected-text"])&&(c.description=(b["text/plain"]||b["text/x-iri-selected-text"]).replace(/[\s\n]+/gm," ").trim()),b["text/html"]||b["text/x-iri-selected-html"]){d=a("<div>").html(b["text/html"]||b["text/x-iri-selected-html"]);var f=d.find("image");f.length&&(c.image=f.attr("xlink:href"));var g=d.find("path");g.length&&(c.clipPath=g.attr("d"));var h=d.find("img");h.length&&(c.image=h[0].src);var i=d.find("a");i.length&&(c.uri=i[0].href),c.title=d.find("[title]").attr("title")||c.title,c.description=d.text().replace(/[\s\n]+/gm," ").trim()}b["text/uri-list"]&&(c.uri=b["text/uri-list"]),b["text/x-moz-url"]&&!c.title&&(c.title=(b["text/x-moz-url"].split("\n")[1]||"").trim(),c.title===c.uri&&(c.title=!1)),b["text/x-iri-source-title"]&&!c.title&&(c.title=b["text/x-iri-source-title"]),(b["text/html"]||b["text/x-iri-selected-html"])&&(d=a("<div>").html(b["text/html"]||b["text/x-iri-selected-html"]),c.image=d.find("[data-image]").attr("data-image")||c.image,c.uri=d.find("[data-uri]").attr("data-uri")||c.uri,c.title=d.find("[data-title]").attr("data-title")||c.title,c.description=d.find("[data-description]").attr("data-description")||c.description,c.clipPath=d.find("[data-clip-path]").attr("data-clip-path")||c.clipPath),c.title||(c.title=this.renkan.translate("Dragged resource"));for(var j=["title","description","uri","image"],k=0;k<j.length;k++){var l=j[k];(b["text/x-iri-"+l]||b[l])&&(c[l]=b["text/x-iri-"+l]||b[l]),("none"===c[l]||"null"===c[l])&&(c[l]=void 0)}return"function"==typeof this.renkan.options.drop_enhancer&&(c=this.renkan.options.drop_enhancer(c,b)),c},dropData:function(a,c){if(this.isEditable()){if(a["text/json"]||a["application/json"])try{var d=JSON.parse(a["text/json"]||a["application/json"]);b(a).extend(d)}catch(e){}var g="undefined"==typeof this.renkan.options.drop_handler?this.defaultDropHandler(a):this.renkan.options.drop_handler(a),h=this.canvas_$.offset(),i=new paper.Point([c.pageX-h.left,c.pageY-h.top]),j=this.toModelCoords(i),k={id:f.getUID("node"),created_by:this.renkan.current_user,uri:g.uri||"",title:g.title||"",description:g.description||"",image:g.image||"",color:g.color||void 0,clip_path:g.clipPath||void 0,position:{x:j.x,y:j.y}},l=this.renkan.project.addNode(k),m=this.getRepresentationByModel(l);"drop"===c.type&&m.openEditor()}},fullScreen:function(){var a,b=document.fullScreen||document.mozFullScreen||document.webkitIsFullScreen,c=this.renkan.$[0],d=["requestFullScreen","mozRequestFullScreen","webkitRequestFullScreen"],e=["cancelFullScreen","mozCancelFullScreen","webkitCancelFullScreen"];if(b){for(a=0;a<e.length;a++)if("function"==typeof document[e[a]]){document[e[a]]();break}var f=this.$.width(),g=this.$.height();this.renkan.options.show_top_bar&&(g-=this.$.find(".Rk-TopBar").height()),this.renkan.options.show_bins&&this.renkan.$.find(".Rk-Bins").position().left>0&&(f-=this.renkan.$.find(".Rk-Bins").width()),this.canvas_$.attr({width:f,height:g}),paper.view.viewSize=new paper.Size([this.canvas_$.width(),this.canvas_$.height()])}else for(a=0;a<d.length;a++)if("function"==typeof c[d[a]]){c[d[a]]();break}},zoomOut:function(){var a=this.scale*Math.SQRT1_2,b=new paper.Point([this.canvas_$.width(),this.canvas_$.height()]).multiply(.5*(1-Math.SQRT1_2)).add(this.offset.multiply(Math.SQRT1_2));this.setScale(a,b)},zoomIn:function(){var a=this.scale*Math.SQRT2,b=new paper.Point([this.canvas_$.width(),this.canvas_$.height()]).multiply(.5*(1-Math.SQRT2)).add(this.offset.multiply(Math.SQRT2));this.setScale(a,b)},resizeZoom:function(a,b,c){var d=this.scale*c,e=new paper.Point([this.offset.x*a,this.offset.y*b]);this.setScale(d,e)},addNodeBtn:function(){return this.click_mode===f._CLICKMODE_ADDNODE?(this.click_mode=!1,this.notif_$.hide()):(this.click_mode=f._CLICKMODE_ADDNODE,this.notif_$.text(this.renkan.translate("Click on the background canvas to add a node")).fadeIn()),!1},addEdgeBtn:function(){return this.click_mode===f._CLICKMODE_STARTEDGE||this.click_mode===f._CLICKMODE_ENDEDGE?(this.click_mode=!1,this.notif_$.hide()):(this.click_mode=f._CLICKMODE_STARTEDGE,this.notif_$.text(this.renkan.translate("Click on a first node to start the edge")).fadeIn()),!1},exportProject:function(){var a=this.renkan.project.toJSON(),d=(document.createElement("a"),a.id),e=d+".json";delete a.id,delete a._id,delete a.space_id;var g,h={};b.each(a.nodes,function(a){g=a.id||a._id,delete a._id,delete a.id,h[g]=a["@id"]=f.getUUID4()}),b.each(a.edges,function(a){delete a._id,delete a.id,a.to=h[a.to],a.from=h[a.from]}),b.each(a.views,function(a){g=a.id||a._id,delete a._id,delete a.id}),a.users=[];var i=JSON.stringify(a,null,2),j=new Blob([i],{type:"application/json;charset=utf-8"});c(j,e)},foldBins:function(){var a,b=this.$.find(".Rk-Fold-Bins"),c=this.renkan.$.find(".Rk-Bins"),d=this,e=d.canvas_$.width();c.position().left<0?(c.animate({left:0},250),this.$.animate({left:300},250,function(){var a=d.$.width();paper.view.viewSize=new paper.Size([a,d.canvas_$.height()])}),a=e-c.width()<c.height()?e:e-c.width(),b.html("&laquo;")):(c.animate({left:-300},250),this.$.animate({left:0},250,function(){var a=d.$.width();paper.view.viewSize=new paper.Size([a,d.canvas_$.height()])}),a=e+300,b.html("&raquo;")),d.resizeZoom(1,1,a/e)},save:function(){},open:function(){}}),g}),"function"==typeof require.config&&require.config({paths:{jquery:"../lib/jquery/jquery",underscore:"../lib/underscore/underscore",filesaver:"../lib/FileSaver/FileSaver",requtils:"require-utils"}}),require(["renderer/baserepresentation","renderer/basebutton","renderer/noderepr","renderer/edge","renderer/tempedge","renderer/baseeditor","renderer/nodeeditor","renderer/edgeeditor","renderer/nodebutton","renderer/nodeeditbutton","renderer/noderemovebutton","renderer/noderevertbutton","renderer/nodelinkbutton","renderer/nodeenlargebutton","renderer/nodeshrinkbutton","renderer/edgeeditbutton","renderer/edgeremovebutton","renderer/edgerevertbutton","renderer/miniframe","renderer/scene"],function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t){var u=window.Rkns;"undefined"==typeof u.Renderer&&(u.Renderer={});var v=u.Renderer;v._BaseRepresentation=a,v._BaseButton=b,v.Node=c,v.Edge=d,v.TempEdge=e,v._BaseEditor=f,v.NodeEditor=g,v.EdgeEditor=h,v._NodeButton=i,v.NodeEditButton=j,v.NodeRemoveButton=k,v.NodeRevertButton=l,v.NodeLinkButton=m,v.NodeEnlargeButton=n,v.NodeShrinkButton=o,v.EdgeEditButton=p,v.EdgeRemoveButton=q,v.EdgeRevertButton=r,v.MiniFrame=s,v.Scene=t,startRenkan()}),define("main-renderer",function(){});
+},Rkns.ResourceList.Bin.prototype.render=function(a){function b(a){var b=_(a).escape();return c.isempty?b:c.replace(b,"<span class='searchmatch'>$1</span>")}var c=a||Rkns.Utils.regexpFromTextOrArray(),d="",e=this,f=0;Rkns._(this.data).each(function(a){var g;if("string"==typeof a)if(/^(https?:\/\/|www)/.test(a))g={url:a};else{g={title:a.replace(/[:,]?\s?(https?:\/\/|www)[\d\w\/.&?=#%-_]+\s?/,"").trim()};var h=a.match(/(https?:\/\/|www)[\d\w\/.&?=#%-_]+/);h&&(g.url=h[0]),g.title.length>80&&(g.description=g.title,g.title=g.title.replace(/^(.{30,60})\s.+$/,"$1…"))}else g=a;var i=g.title||(g.url||"").replace(/^https?:\/\/(www\.)?/,"").replace(/^(.{40}).+$/,"$1…"),j=g.url||"",k=g.description||"",l=g.image||"";j&&!/^https?:\/\//.test(j)&&(j="http://"+j),(c.isempty||c.test(i)||c.test(k))&&(f++,d+=e.resultTemplate({url:j,title:i,htitle:b(i),image:l,description:k,hdescription:b(k),static_url:e.renkan.options.static_url}))}),e.main_$.html(d),!c.isempty&&f?this.count_$.text(f).show():this.count_$.hide(),c.isempty||f?this.$.show():this.$.hide(),this.renkan.resizeBins()},Rkns.ResourceList.Bin.prototype.refresh=function(){this.data&&this.render()},Rkns.Wikipedia={},Rkns.Wikipedia.Search=function(a,b){this.renkan=a,this.lang=b.lang||"en"},Rkns.Wikipedia.Search.prototype.getBgClass=function(){return"Rk-Wikipedia-Search-Icon Rk-Wikipedia-Lang-"+this.lang},Rkns.Wikipedia.Search.prototype.getSearchTitle=function(){var a={fr:"French",en:"English",ja:"Japanese"};return a[this.lang]?this.renkan.translate("Wikipedia in ")+this.renkan.translate(a[this.lang]):this.renkan.translate("Wikipedia")+" ["+this.lang+"]"},Rkns.Wikipedia.Search.prototype.search=function(a){this.renkan.tabs.push(new Rkns.Wikipedia.Bin(this.renkan,{lang:this.lang,search:a}))},Rkns.Wikipedia.Bin=Rkns.Utils.inherit(Rkns._BaseBin),Rkns.Wikipedia.Bin.prototype.resultTemplate=Rkns._.template('<li class="Rk-Wikipedia-Result Rk-Bin-Item" draggable="true" data-uri="<%-url%>" data-title="Wikipedia: <%-title%>" data-description="<%-description%>" data-image="<%- Rkns.Utils.getFullURL( static_url + \'img/wikipedia.png\' ) %>"><img class="Rk-Wikipedia-Icon" src="<%-static_url%>img/wikipedia.png"></div><h4 class="Rk-Wikipedia-Title"><a href="<%-url%>" target="_blank"><%=htitle%></a></h4><p class="Rk-Wikipedia-Snippet"><%=hdescription%></p></li>'),Rkns.Wikipedia.Bin.prototype._init=function(a,b){this.renkan=a,this.search=b.search,this.lang=b.lang||"en",this.title_icon_$.addClass("Rk-Wikipedia-Title-Icon Rk-Wikipedia-Lang-"+this.lang),this.title_$.html(this.search).addClass("Rk-Wikipedia-Title"),this.refresh()},Rkns.Wikipedia.Bin.prototype.render=function(a){function b(a){return d.replace(_(a).escape(),"<span class='searchmatch'>$1</span>")}var c=a||Rkns.Utils.regexpFromTextOrArray(),d=c.isempty?Rkns.Utils.regexpFromTextOrArray(this.search):c,e="",f=this,g=0;Rkns._(this.data.query.search).each(function(a){var d=a.title,h="http://"+f.lang+".wikipedia.org/wiki/"+encodeURI(d.replace(/ /g,"_")),i=Rkns.$("<div>").html(a.snippet).text();(c.isempty||c.test(d)||c.test(i))&&(g++,e+=f.resultTemplate({url:h,title:d,htitle:b(d),description:i,hdescription:b(i),static_url:f.renkan.options.static_url}))}),f.main_$.html(e),!c.isempty&&g?this.count_$.text(g).show():this.count_$.hide(),c.isempty||g?this.$.show():this.$.hide(),this.renkan.resizeBins()},Rkns.Wikipedia.Bin.prototype.refresh=function(){var a=this;Rkns.$.ajax({url:"http://"+a.lang+".wikipedia.org/w/api.php?action=query&list=search&srsearch="+encodeURIComponent(this.search)+"&format=json",dataType:"jsonp",success:function(b){a.data=b,a.render()}})},define("renderer/baserepresentation",["jquery","underscore"],function(a,b){var c=function(a,c){if("undefined"!=typeof a&&(this.renderer=a,this.renkan=a.renkan,this.project=a.renkan.project,this.options=a.renkan.options,this.model=c,this.model)){var d=this;this._changeBinding=function(){d.redraw()},this._removeBinding=function(){a.removeRepresentation(d),b(function(){a.redraw()}).defer()},this._selectBinding=function(){d.select()},this._unselectBinding=function(){d.unselect()},this.model.on("change",this._changeBinding),this.model.on("remove",this._removeBinding),this.model.on("select",this._selectBinding),this.model.on("unselect",this._unselectBinding)}};return b(c.prototype).extend({_super:function(a){return c.prototype[a].apply(this,Array.prototype.slice.call(arguments,1))},redraw:function(){},moveTo:function(){},show:function(){return"BaseRepresentation.show"},hide:function(){},select:function(){this.model&&this.model.trigger("selected")},unselect:function(){this.model&&this.model.trigger("unselected")},highlight:function(){},unhighlight:function(){},mousedown:function(){},mouseup:function(){this.model&&this.model.trigger("clicked")},destroy:function(){this.model&&(this.model.off("change",this._changeBinding),this.model.off("remove",this._removeBinding),this.model.off("select",this._selectBinding),this.model.off("unselect",this._unselectBinding))}}),c}),define("requtils",[],function(){return{getUtils:function(){return window.Rkns.Utils},getRenderer:function(){return window.Rkns.Renderer}}}),define("renderer/basebutton",["jquery","underscore","requtils","renderer/baserepresentation"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({moveTo:function(a){this.sector.moveTo(a)},show:function(){this.sector.show()},hide:function(){this.sector.hide()},select:function(){this.sector.select()},unselect:function(a){this.sector.unselect(),(!a||a!==this.source_representation&&a.source_representation!==this.source_representation)&&this.source_representation.unselect()},destroy:function(){this.sector.destroy()}}),f}),define("renderer/shapebuilder",[],function(){var a={circle:{getShape:function(){return new paper.Path.Circle([0,0],1)},getImageShape:function(a,b){return new paper.Path.Circle(a,b)}},rectangle:{getShape:function(){return new paper.Path.Rectangle([-2,-2],[2,2])},getImageShape:function(a,b){return new paper.Path.Rectangle([-b,-b],[2*b,2*b])}},ellipse:{getShape:function(){return new paper.Path.Ellipse(new paper.Rectangle([-2,-1],[2,1]))},getImageShape:function(a,b){return new paper.Path.Ellipse(new paper.Rectangle([-b,-b/2],[2*b,b]))}},polygon:{getShape:function(){return new paper.Path.RegularPolygon([0,0],6,1)},getImageShape:function(a,b){return new paper.Path.RegularPolygon([0,0],6,b)}},diamond:{getShape:function(){var a=new paper.Path.Rectangle([-2,-2],[2,2]);return a.rotate(45),a},getImageShape:function(a,b){var c=new paper.Path.Rectangle([-b,-b],[2*b,2*b]);return c.rotate(45),c}},star:{getShape:function(){return new paper.Path.Star([0,0],8,1,.7)},getImageShape:function(a,b){return new paper.Path.Star([0,0],8,1*b,.7*b)}},svg:function(a){return{getShape:function(){return new paper.Path(a)},getImageShape:function(){return new paper.Path}}}},b=function(b){return"undefined"==typeof b&&(b="circle"),"svg:"===b.substr(0,4)?a.svg(b.substr(4)):(b in a||(b="circle"),a[b])};return b}),define("renderer/noderepr",["jquery","underscore","requtils","renderer/baserepresentation","renderer/shapebuilder"],function(a,b,c,d,e){var f=c.getUtils(),g=f.inherit(d);return b(g.prototype).extend({_init:function(){if(this.renderer.node_layer.activate(),this.type="Node",this.buildShape(),this.options.show_node_circles?(this.circle.strokeWidth=this.options.node_stroke_width,this.h_ratio=1):this.h_ratio=0,this.title=a('<div class="Rk-Label">').appendTo(this.renderer.labels_$),this.options.editor_mode){var b=c.getRenderer();this.normal_buttons=[new b.NodeEditButton(this.renderer,null),new b.NodeRemoveButton(this.renderer,null),new b.NodeLinkButton(this.renderer,null),new b.NodeEnlargeButton(this.renderer,null),new b.NodeShrinkButton(this.renderer,null)],this.pending_delete_buttons=[new b.NodeRevertButton(this.renderer,null)],this.all_buttons=this.normal_buttons.concat(this.pending_delete_buttons);for(var d=0;d<this.all_buttons.length;d++)this.all_buttons[d].source_representation=this;this.active_buttons=[]}else this.active_buttons=this.all_buttons=[];this.last_circle_radius=1,this.renderer.minimap&&(this.renderer.minimap.node_layer.activate(),this.minimap_circle=new paper.Path.Circle([0,0],1),this.minimap_circle.__representation=this.renderer.minimap.miniframe.__representation,this.renderer.minimap.node_group.addChild(this.minimap_circle))},buildShape:function(){"undefined"!=typeof this.model.get("shape_changed")&&this.model.get("shape_changed")===!0&&(this.model.set("shape_changed",!1),delete this.img),this.circle&&(this.circle.remove(),delete this.circle),this.shapeBuilder=new e(this.model.get("shape")),this.circle=this.shapeBuilder.getShape(),this.circle.__representation=this,this.last_circle_radius=1},redraw:function(a){"undefined"!=typeof this.model.get("shape_changed")&&this.model.get("shape_changed")===!0&&this.buildShape();var c=new paper.Point(this.model.get("position")),d=this.options.node_size_base*Math.exp((this.model.get("size")||0)*f._NODE_SIZE_STEP);this.is_dragging&&this.paper_coords||(this.paper_coords=this.renderer.toPaperCoords(c)),this.circle_radius=d*this.renderer.scale,this.last_circle_radius!==this.circle_radius&&(this.all_buttons.forEach(function(a){a.setSectorSize()}),this.circle.scale(this.circle_radius/this.last_circle_radius),this.node_image&&this.node_image.scale(this.circle_radius/this.last_circle_radius)),this.circle.position=this.paper_coords,this.node_image&&(this.node_image.position=this.paper_coords.subtract(this.image_delta.multiply(this.circle_radius))),this.last_circle_radius=this.circle_radius;var e=this.active_buttons,g=1;this.model.get("delete_scheduled")?(g=.5,this.active_buttons=this.pending_delete_buttons,this.circle.dashArray=[2,2]):(g=1,this.active_buttons=this.normal_buttons,this.circle.dashArray=null),this.selected&&this.renderer.isEditable()&&(e!==this.active_buttons&&e.forEach(function(a){a.hide()}),this.active_buttons.forEach(function(a){a.show()})),this.node_image&&(this.node_image.opacity=this.highlighted?.5*g:g-.01),this.circle.fillColor=this.highlighted?this.options.highlighted_node_fill_color:this.options.node_fill_color,this.circle.opacity=this.options.show_node_circles?g:.01;var h=this.model.get("title")||this.renkan.translate(this.options.label_untitled_nodes)||"";h=f.shortenText(h,this.options.node_label_max_length),"object"==typeof this.highlighted?this.title.html(this.highlighted.replace(b(h).escape(),'<span class="Rk-Highlighted">$1</span>')):this.title.text(h),this.title.css({left:this.paper_coords.x,top:this.paper_coords.y+this.circle_radius*this.h_ratio+this.options.node_label_distance,opacity:g});var i=this.model.get("color")||(this.model.get("created_by")||f._USER_PLACEHOLDER(this.renkan)).get("color");this.circle.strokeColor=i;var j=this.paper_coords;this.all_buttons.forEach(function(a){a.moveTo(j)});var k=this.img;if(this.img=this.model.get("image"),this.img&&this.img!==k&&this.showImage(),this.node_image&&!this.img&&(this.node_image.remove(),delete this.node_image),this.renderer.minimap){this.minimap_circle.fillColor=i;var l=this.renderer.toMinimapCoords(c),m=this.renderer.minimap.scale*d,n=new paper.Size([m,m]);this.minimap_circle.fitBounds(l.subtract(n),n.multiply(2))}if(!a){var o=this;b.each(this.project.get("edges").filter(function(a){return a.get("to")===o.model||a.get("from")===o.model}),function(a){var b=o.renderer.getRepresentationByModel(a);b&&"undefined"!=typeof b.from_representation&&"undefined"!=typeof b.from_representation.paper_coords&&"undefined"!=typeof b.to_representation&&"undefined"!=typeof b.to_representation.paper_coords&&b.redraw()})}},showImage:function(){var b=null;if("undefined"==typeof this.renderer.image_cache[this.img]?(b=new Image,this.renderer.image_cache[this.img]=b,b.src=this.img):b=this.renderer.image_cache[this.img],b.width){this.node_image&&this.node_image.remove(),this.renderer.node_layer.activate();var c=b.width,d=b.height,e=this.model.get("clip_path"),f="undefined"!=typeof e&&e,g=null,h=null,i=null;if(f){g=new paper.Path;var j=e.match(/[a-z][^a-z]+/gi)||[],k=[0,0],l=1/0,m=1/0,n=-1/0,o=-1/0,p=function(a,b){var e=a.slice(1).map(function(a,e){var f=parseFloat(a),g=e%2;return f=g?(f-.5)*d:(f-.5)*c,b&&(f+=k[g]),g?(m=Math.min(m,f),o=Math.max(o,f)):(l=Math.min(l,f),n=Math.max(n,f)),f});return k=e.slice(-2),e};j.forEach(function(a){var b=a.match(/([a-z]|[0-9.-]+)/gi)||[""];switch(b[0]){case"M":g.moveTo(p(b));break;case"m":g.moveTo(p(b,!0));break;case"L":g.lineTo(p(b));break;case"l":g.lineTo(p(b,!0));break;case"C":g.cubicCurveTo(p(b));break;case"c":g.cubicCurveTo(p(b,!0));break;case"Q":g.quadraticCurveTo(p(b));break;case"q":g.quadraticCurveTo(p(b,!0))}}),h=Math[this.options.node_images_fill_mode?"min":"max"](n-l,o-m)/2,i=new paper.Point((n+l)/2,(o+m)/2),this.options.show_node_circles||(this.h_ratio=(o-m)/(2*h))}else h=Math[this.options.node_images_fill_mode?"min":"max"](c,d)/2,i=new paper.Point(0,0),this.options.show_node_circles||(this.h_ratio=d/(2*h));var q=new paper.Raster(b);if(q.locked=!0,f&&(q=new paper.Group(g,q),q.opacity=.99,q.clipped=!0,g.__representation=this),this.options.clip_node_images){var r=this.shapeBuilder.getImageShape(i,h);q=new paper.Group(r,q),q.opacity=.99,q.clipped=!0,r.__representation=this}this.image_delta=i.divide(h),this.node_image=q,this.node_image.__representation=s,this.node_image.scale(this.circle_radius/h),this.node_image.position=this.paper_coords.subtract(this.image_delta.multiply(this.circle_radius)),this.redraw(),this.renderer.throttledPaperDraw()}else{var s=this;a(b).on("load",function(){s.showImage()})}},paperShift:function(a){this.options.editor_mode?this.renkan.read_only||(this.is_dragging=!0,this.paper_coords=this.paper_coords.add(a),this.redraw()):this.renderer.paperShift(a)},openEditor:function(){this.renderer.removeRepresentationsOfType("editor");var a=this.renderer.addRepresentation("NodeEditor",null);a.source_representation=this,a.draw()},select:function(){this.selected=!0,this.circle.strokeWidth=this.options.selected_node_stroke_width,this.renderer.isEditable()&&this.active_buttons.forEach(function(a){a.show()});var b=this.model.get("uri");b&&a(".Rk-Bin-Item").each(function(){var c=a(this);c.attr("data-uri")===b&&c.addClass("selected")}),this.options.editor_mode||this.openEditor(),this.renderer.minimap&&(this.minimap_circle.strokeWidth=this.options.minimap_highlight_weight,this.minimap_circle.strokeColor=this.options.minimap_highlight_color),this._super("select")},hideButtons:function(){this.all_buttons.forEach(function(a){a.hide()}),delete this.buttonTimeout},unselect:function(b){if(!b||b.source_representation!==this){this.selected=!1;var c=this;this.buttons_timeout=setTimeout(function(){c.hideButtons()},200),this.circle.strokeWidth=this.options.node_stroke_width,a(".Rk-Bin-Item").removeClass("selected"),this.renderer.minimap&&(this.minimap_circle.strokeColor=void 0),this._super("unselect")}},highlight:function(a){var b=a||!0;this.highlighted!==b&&(this.highlighted=b,this.redraw(),this.renderer.throttledPaperDraw())},unhighlight:function(){this.highlighted&&(this.highlighted=!1,this.redraw(),this.renderer.throttledPaperDraw())},saveCoords:function(){var a=this.renderer.toModelCoords(this.paper_coords),b={position:{x:a.x,y:a.y}};this.renderer.isEditable()&&this.model.set(b)},mousedown:function(a,b){b&&(this.renderer.unselectAll(),this.select())},mouseup:function(a,b){this.renderer.is_dragging&&this.renderer.isEditable()?this.saveCoords():(b||this.model.get("delete_scheduled")||this.openEditor(),this.model.trigger("clicked")),this.renderer.click_target=null,this.renderer.is_dragging=!1,this.is_dragging=!1},destroy:function(){this._super("destroy"),this.all_buttons.forEach(function(a){a.destroy()}),this.circle.remove(),this.title.remove(),this.renderer.minimap&&this.minimap_circle.remove(),this.node_image&&this.node_image.remove()}}),g}),define("renderer/edge",["jquery","underscore","requtils","renderer/baserepresentation"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){if(this.renderer.edge_layer.activate(),this.type="Edge",this.from_representation=this.renderer.getRepresentationByModel(this.model.get("from")),this.to_representation=this.renderer.getRepresentationByModel(this.model.get("to")),this.bundle=this.renderer.addToBundles(this),this.line=new paper.Path,this.line.add([0,0],[0,0],[0,0]),this.line.__representation=this,this.line.strokeWidth=this.options.edge_stroke_width,this.arrow=new paper.Path,this.arrow.add([0,0],[this.options.edge_arrow_length,this.options.edge_arrow_width/2],[0,this.options.edge_arrow_width]),this.arrow.__representation=this,this.text=a('<div class="Rk-Label Rk-Edge-Label">').appendTo(this.renderer.labels_$),this.arrow_angle=0,this.options.editor_mode){var b=c.getRenderer();this.normal_buttons=[new b.EdgeEditButton(this.renderer,null),new b.EdgeRemoveButton(this.renderer,null)],this.pending_delete_buttons=[new b.EdgeRevertButton(this.renderer,null)],this.all_buttons=this.normal_buttons.concat(this.pending_delete_buttons);for(var d=0;d<this.all_buttons.length;d++)this.all_buttons[d].source_representation=this;this.active_buttons=[]}else this.active_buttons=this.all_buttons=[];this.renderer.minimap&&(this.renderer.minimap.edge_layer.activate(),this.minimap_line=new paper.Path,this.minimap_line.add([0,0],[0,0]),this.minimap_line.__representation=this.renderer.minimap.miniframe.__representation,this.minimap_line.strokeWidth=1)},redraw:function(){var a=this.model.get("from"),b=this.model.get("to");if(a&&b&&(this.from_representation=this.renderer.getRepresentationByModel(a),this.to_representation=this.renderer.getRepresentationByModel(b),"undefined"!=typeof this.from_representation&&"undefined"!=typeof this.to_representation)){var c=this.from_representation.paper_coords,d=this.to_representation.paper_coords,f=d.subtract(c),g=f.length,h=f.divide(g),i=new paper.Point([-h.y,h.x]),j=this.bundle.getPosition(this),k=i.multiply(this.options.edge_gap_in_bundles*j),l=c.add(k),m=d.add(k),n=f.angle,o=i.multiply(this.options.edge_label_distance),p=f.divide(3),q=this.model.get("color")||this.model.get("color")||(this.model.get("created_by")||e._USER_PLACEHOLDER(this.renkan)).get("color"),r=1;this.model.get("delete_scheduled")||this.from_representation.model.get("delete_scheduled")||this.to_representation.model.get("delete_scheduled")?(r=.5,this.line.dashArray=[2,2]):(r=1,this.line.dashArray=null);var s=this.active_buttons;this.active_buttons=this.model.get("delete_scheduled")?this.pending_delete_buttons:this.normal_buttons,this.selected&&this.renderer.isEditable()&&s!==this.active_buttons&&(s.forEach(function(a){a.hide()}),this.active_buttons.forEach(function(a){a.show()})),this.paper_coords=l.add(m).divide(2),this.line.strokeColor=q,this.line.opacity=r,this.line.segments[0].point=c,this.line.segments[1].point=this.paper_coords,this.line.segments[1].handleIn=p.multiply(-1),this.line.segments[1].handleOut=p,this.line.segments[2].point=d,this.arrow.rotate(n-this.arrow_angle),this.arrow.fillColor=q,this.arrow.opacity=r,this.arrow.position=this.paper_coords,this.arrow_angle=n,n>90&&(n-=180,o=o.multiply(-1)),-90>n&&(n+=180,o=o.multiply(-1));var t=this.model.get("title")||this.renkan.translate(this.options.label_untitled_edges)||"";t=e.shortenText(t,this.options.node_label_max_length),this.text.text(t);var u=this.paper_coords.add(o);this.text.css({left:u.x,top:u.y,transform:"rotate("+n+"deg)","-moz-transform":"rotate("+n+"deg)","-webkit-transform":"rotate("+n+"deg)",opacity:r}),this.text_angle=n;var v=this.paper_coords;this.all_buttons.forEach(function(a){a.moveTo(v)}),this.renderer.minimap&&(this.minimap_line.strokeColor=q,this.minimap_line.segments[0].point=this.renderer.toMinimapCoords(new paper.Point(this.from_representation.model.get("position"))),this.minimap_line.segments[1].point=this.renderer.toMinimapCoords(new paper.Point(this.to_representation.model.get("position"))))}},openEditor:function(){this.renderer.removeRepresentationsOfType("editor");var a=this.renderer.addRepresentation("EdgeEditor",null);a.source_representation=this,a.draw()},select:function(){this.selected=!0,this.line.strokeWidth=this.options.selected_edge_stroke_width,this.renderer.isEditable()&&this.active_buttons.forEach(function(a){a.show()}),this.options.editor_mode||this.openEditor(),this._super("select")},unselect:function(a){a&&a.source_representation===this||(this.selected=!1,this.options.editor_mode&&this.all_buttons.forEach(function(a){a.hide()}),this.line.strokeWidth=this.options.edge_stroke_width,this._super("unselect"))},mousedown:function(a,b){b&&(this.renderer.unselectAll(),this.select())},mouseup:function(a,b){!this.renkan.read_only&&this.renderer.is_dragging?(this.from_representation.saveCoords(),this.to_representation.saveCoords(),this.from_representation.is_dragging=!1,this.to_representation.is_dragging=!1):(b||this.openEditor(),this.model.trigger("clicked")),this.renderer.click_target=null,this.renderer.is_dragging=!1},paperShift:function(a){this.options.editor_mode?this.options.read_only||(this.from_representation.paperShift(a),this.to_representation.paperShift(a)):this.renderer.paperShift(a)},destroy:function(){this._super("destroy"),this.line.remove(),this.arrow.remove(),this.text.remove(),this.renderer.minimap&&this.minimap_line.remove(),this.all_buttons.forEach(function(a){a.destroy()});var a=this;this.bundle.edges=b(this.bundle.edges).reject(function(b){return a===b})}}),f}),define("renderer/tempedge",["jquery","underscore","requtils","renderer/baserepresentation"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.renderer.edge_layer.activate(),this.type="Temp-edge";var a=(this.project.get("users").get(this.renkan.current_user)||e._USER_PLACEHOLDER(this.renkan)).get("color");this.line=new paper.Path,this.line.strokeColor=a,this.line.dashArray=[4,2],this.line.strokeWidth=this.options.selected_edge_stroke_width,this.line.add([0,0],[0,0]),this.line.__representation=this,this.arrow=new paper.Path,this.arrow.fillColor=a,this.arrow.add([0,0],[this.options.edge_arrow_length,this.options.edge_arrow_width/2],[0,this.options.edge_arrow_width]),this.arrow.__representation=this,this.arrow_angle=0},redraw:function(){var a=this.from_representation.paper_coords,b=this.end_pos,c=b.subtract(a).angle,d=a.add(b).divide(2);this.line.segments[0].point=a,this.line.segments[1].point=b,this.arrow.rotate(c-this.arrow_angle),this.arrow.position=d,this.arrow_angle=c},paperShift:function(a){if(!this.renderer.isEditable())return this.renderer.removeRepresentation(_this),void paper.view.draw();this.end_pos=this.end_pos.add(a);var b=paper.project.hitTest(this.end_pos);this.renderer.findTarget(b),this.redraw()},mouseup:function(a){var b=paper.project.hitTest(a.point),c=this.from_representation.model,d=!0;if(b&&"undefined"!=typeof b.item.__representation){var f=b.item.__representation;if("Node"===f.type.substr(0,4)){var g=f.model||f.source_representation.model;if(c!==g){var h={id:e.getUID("edge"),created_by:this.renkan.current_user,from:c,to:g};this.renderer.isEditable()&&this.project.addEdge(h)}}(c===f.model||f.source_representation&&f.source_representation.model===c)&&(d=!1,this.renderer.is_dragging=!0)}d&&(this.renderer.click_target=null,this.renderer.is_dragging=!1,this.renderer.removeRepresentation(this),paper.view.draw())},destroy:function(){this.arrow.remove(),this.line.remove()}}),f}),define("renderer/baseeditor",["jquery","underscore","requtils","renderer/baserepresentation"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.renderer.buttons_layer.activate(),this.type="editor",this.editor_block=new paper.Path;var c=b(b.range(8)).map(function(){return[0,0]});this.editor_block.add.apply(this.editor_block,c),this.editor_block.strokeWidth=this.options.tooltip_border_width,this.editor_block.strokeColor=this.options.tooltip_border_color,this.editor_block.opacity=.8,this.editor_$=a("<div>").appendTo(this.renderer.editor_$).css({position:"absolute",opacity:.8}).hide()},destroy:function(){this.editor_block.remove(),this.editor_$.remove()}}),f}),define("renderer/nodeeditor",["jquery","underscore","requtils","renderer/baseeditor"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({template:b.template('<h2><span class="Rk-CloseX">&times;</span><%-renkan.translate("Edit Node")%></span></h2><p><label><%-renkan.translate("Title:")%></label><input class="Rk-Edit-Title" type="text" value="<%-node.title%>"/></p><% if (options.show_node_editor_uri) { %><p><label><%-renkan.translate("URI:")%></label><input class="Rk-Edit-URI" type="text" value="<%-node.uri%>"/><a class="Rk-Edit-Goto" href="<%-node.uri%>" target="_blank"></a></p><% } %><% if (options.show_node_editor_description) { %><p><label><%-renkan.translate("Description:")%></label><textarea class="Rk-Edit-Description"><%-node.description%></textarea></p><% } %><% if (options.show_node_editor_size) { %><p><span class="Rk-Editor-Label"><%-renkan.translate("Size:")%></span><a href="#" class="Rk-Edit-Size-Down">-</a><span class="Rk-Edit-Size-Value"><%-node.size%></span><a href="#" class="Rk-Edit-Size-Up">+</a></p><% } %><% if (options.show_node_editor_color) { %><div class="Rk-Editor-p"><span class="Rk-Editor-Label"><%-renkan.translate("Node color:")%></span><div class="Rk-Edit-ColorPicker-Wrapper"><span class="Rk-Edit-Color" style="background:<%-node.color%>;"><span class="Rk-Edit-ColorTip"></span></span><%= renkan.colorPicker %><span class="Rk-Edit-ColorPicker-Text"><%- renkan.translate("Choose color") %></span></div></div><% } %><% if (options.show_node_editor_image) { %><div class="Rk-Edit-ImgWrap"><div class="Rk-Edit-ImgPreview"><img src="<%-node.image || node.image_placeholder%>" /><% if (node.clip_path) { %><svg xmlns="http://www.w3.org/2000/svg" version="1.1" viewbox="0 0 1 1" preserveAspectRatio="none"><path style="stroke-width: .02; stroke:red; fill-opacity:.3; fill:red;" d="<%- node.clip_path %>"/></svg><% }%></div></div><p><label><%-renkan.translate("Image URL:")%></label><div><a class="Rk-Edit-Image-Del" href="#"></a><input class="Rk-Edit-Image" type="text" value="<%-node.image%>"/></div></p><% if (options.allow_image_upload) { %><p><label><%-renkan.translate("Choose Image File:")%></label><input class="Rk-Edit-Image-File" type="file" accept="image/*"/></p><% }%><% } %><% if (options.show_node_editor_creator && node.has_creator) { %><p><span class="Rk-Editor-Label"><%-renkan.translate("Created by:")%></span> <span class="Rk-UserColor" style="background:<%-node.created_by_color%>;"></span><%- shortenText(node.created_by_title, 25) %></p><% } %><% if (options.change_shapes) { %><p><label><%-renkan.translate("Shapes available")%>:</label> <select class="Rk-Edit-Shape"><option class="Rk-Edit-Vocabulary-Property" value="circle"<% if (node.shape === "circle") { %> selected<% } %>><%- renkan.translate("Circle") %></option><option class="Rk-Edit-Vocabulary-Property" value="rectangle"<% if (node.shape === "rectangle") { %> selected<% } %>><%- renkan.translate("Square") %></option><option class="Rk-Edit-Vocabulary-Property" value="diamond"<% if (node.shape === "diamond") { %> selected<% } %>><%- renkan.translate("Diamond") %></option><option class="Rk-Edit-Vocabulary-Property" value="polygon"<% if (node.shape === "polygon") { %> selected<% } %>><%- renkan.translate("Hexagone") %></option><option class="Rk-Edit-Vocabulary-Property" value="ellipse"<% if (node.shape === "ellipse") { %> selected<% } %>><%- renkan.translate("Ellipse") %></option><option class="Rk-Edit-Vocabulary-Property" value="star"<% if (node.shape === "star") { %> selected<% } %>><%- renkan.translate("Star") %></option></select></p><% } %>'),readOnlyTemplate:b.template('<h2><span class="Rk-CloseX">&times;</span><% if (options.show_node_tooltip_color) { %><span class="Rk-UserColor" style="background:<%-node.color%>;"></span><% } %><span class="Rk-Display-Title"><% if (node.uri) { %><a href="<%-node.uri%>" target="_blank"><% } %><%-node.title%><% if (node.uri) { %></a><% } %></span></h2><% if (node.uri && options.show_node_tooltip_uri) { %><p class="Rk-Display-URI"><a href="<%-node.uri%>" target="_blank"><%-node.short_uri%></a></p><% } %><% if (options.show_node_tooltip_description) { %><p class="Rk-Display-Description"><%-node.description%></p><% } %><% if (node.image && options.show_node_tooltip_image) { %><img class="Rk-Display-ImgPreview" src="<%-node.image%>" /><% } %><% if (node.has_creator && options.show_node_tooltip_creator) { %><p><span class="Rk-Editor-Label"><%-renkan.translate("Created by:")%></span><span class="Rk-UserColor" style="background:<%-node.created_by_color%>;"></span><%- shortenText(node.created_by_title, 25) %></p><% } %>'),draw:function(){var c=this.source_representation.model,d=c.get("created_by")||e._USER_PLACEHOLDER(this.renkan),f=this.renderer.isEditable()?this.template:this.readOnlyTemplate,g=this.options.static_url+"img/image-placeholder.png",h=c.get("size")||0;this.editor_$.html(f({node:{has_creator:!!c.get("created_by"),title:c.get("title"),uri:c.get("uri"),short_uri:e.shortenText((c.get("uri")||"").replace(/^(https?:\/\/)?(www\.)?/,"").replace(/\/$/,""),40),description:c.get("description"),image:c.get("image")||"",image_placeholder:g,color:c.get("color")||d.get("color"),clip_path:c.get("clip_path")||!1,created_by_color:d.get("color"),created_by_title:d.get("title"),size:(h>0?"+":"")+h,shape:c.get("shape")||"circle"},renkan:this.renkan,options:this.options,shortenText:e.shortenText})),this.redraw();var i=this,j=function(){i.renderer.removeRepresentation(i),paper.view.draw()};if(this.editor_$.find(".Rk-CloseX").click(j),this.editor_$.find(".Rk-Edit-Goto").click(function(){return c.get("uri")?void 0:!1}),this.renderer.isEditable()){var k=b(function(){b(function(){if(i.renderer.isEditable()){var a={title:i.editor_$.find(".Rk-Edit-Title").val()};i.options.show_node_editor_uri&&(a.uri=i.editor_$.find(".Rk-Edit-URI").val(),i.editor_$.find(".Rk-Edit-Goto").attr("href",a.uri||"#")),i.options.show_node_editor_image&&(a.image=i.editor_$.find(".Rk-Edit-Image").val(),i.editor_$.find(".Rk-Edit-ImgPreview").attr("src",a.image||g)),i.options.show_node_editor_description&&(a.description=i.editor_$.find(".Rk-Edit-Description").val()),i.options.change_shapes&&c.get("shape")!==i.editor_$.find(".Rk-Edit-Shape").val()&&(a.shape=i.editor_$.find(".Rk-Edit-Shape").val(),a.shape_changed=!0),c.set(a),i.redraw(),a.shape_changed===!0&&c.set(a)}else j()}).defer()}).throttle(500);this.editor_$.on("keyup",function(a){27===a.keyCode&&j()}),this.editor_$.find("input, textarea, select").on("change keyup paste",k),i.options.allow_image_upload&&this.editor_$.find(".Rk-Edit-Image-File").change(function(){if(this.files.length){var a=this.files[0],b=new FileReader;if("image"!==a.type.substr(0,5))return void alert(i.renkan.translate("This file is not an image"));if(a.size>1024*i.options.uploaded_image_max_kb)return void alert(i.renkan.translate("Image size must be under ")+i.options.uploaded_image_max_kb+i.renkan.translate("KB"));b.onload=function(a){i.editor_$.find(".Rk-Edit-Image").val(a.target.result),k()},b.readAsDataURL(a)}}),this.editor_$.find(".Rk-Edit-Title")[0].focus();var l=i.editor_$.find(".Rk-Edit-ColorPicker");this.editor_$.find(".Rk-Edit-ColorPicker-Wrapper").hover(function(a){a.preventDefault(),l.show()},function(a){a.preventDefault(),l.hide()}),l.find("li").hover(function(b){b.preventDefault(),i.editor_$.find(".Rk-Edit-Color").css("background",a(this).attr("data-color"))},function(a){a.preventDefault(),i.editor_$.find(".Rk-Edit-Color").css("background",c.get("color")||(c.get("created_by")||e._USER_PLACEHOLDER(i.renkan)).get("color"))}).click(function(b){b.preventDefault(),i.renderer.isEditable()?(c.set("color",a(this).attr("data-color")),l.hide(),paper.view.draw()):j()});var m=function(a){if(i.renderer.isEditable()){var b=a+(c.get("size")||0);i.editor_$.find(".Rk-Edit-Size-Value").text((b>0?"+":"")+b),c.set("size",b),paper.view.draw()}else j()
+};this.editor_$.find(".Rk-Edit-Size-Down").click(function(){return m(-1),!1}),this.editor_$.find(".Rk-Edit-Size-Up").click(function(){return m(1),!1}),this.editor_$.find(".Rk-Edit-Image-Del").click(function(){return i.editor_$.find(".Rk-Edit-Image").val(""),k(),!1})}else if("object"==typeof this.source_representation.highlighted){var n=this.source_representation.highlighted.replace(b(c.get("title")).escape(),'<span class="Rk-Highlighted">$1</span>');this.editor_$.find(".Rk-Display-Title"+(c.get("uri")?" a":"")).html(n),this.options.show_node_tooltip_description&&this.editor_$.find(".Rk-Display-Description").html(this.source_representation.highlighted.replace(b(c.get("description")).escape(),'<span class="Rk-Highlighted">$1</span>'))}this.editor_$.find("img").load(function(){i.redraw()})},redraw:function(){var a=this.source_representation.paper_coords;e.drawEditBox(this.options,a,this.editor_block,.75*this.source_representation.circle_radius,this.editor_$),this.editor_$.show(),paper.view.draw()}}),f}),define("renderer/edgeeditor",["jquery","underscore","requtils","renderer/baseeditor"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({template:b.template('<h2><span class="Rk-CloseX">&times;</span><%-renkan.translate("Edit Edge")%></span></h2><p><label><%-renkan.translate("Title:")%></label><input class="Rk-Edit-Title" type="text" value="<%-edge.title%>"/></p><% if (options.show_edge_editor_uri) { %><p><label><%-renkan.translate("URI:")%></label><input class="Rk-Edit-URI" type="text" value="<%-edge.uri%>"/><a class="Rk-Edit-Goto" href="<%-edge.uri%>" target="_blank"></a></p><% if (options.properties.length) { %><p><label><%-renkan.translate("Choose from vocabulary:")%></label><select class="Rk-Edit-Vocabulary"><% _(options.properties).each(function(ontology) { %><option class="Rk-Edit-Vocabulary-Class" value=""><%- renkan.translate(ontology.label) %></option><% _(ontology.properties).each(function(property) { var uri = ontology["base-uri"] + property.uri; %><option class="Rk-Edit-Vocabulary-Property" value="<%- uri %>"<% if (uri === edge.uri) { %> selected<% } %>><%- renkan.translate(property.label) %></option><% }) %><% }) %></select></p><% } } %><% if (options.show_edge_editor_color) { %><div class="Rk-Editor-p"><span class="Rk-Editor-Label"><%-renkan.translate("Edge color:")%></span><div class="Rk-Edit-ColorPicker-Wrapper"><span class="Rk-Edit-Color" style="background:<%-edge.color%>;"><span class="Rk-Edit-ColorTip"></span></span><%= renkan.colorPicker %><span class="Rk-Edit-ColorPicker-Text"><%- renkan.translate("Choose color") %></span></div></div><% } %><% if (options.show_edge_editor_direction) { %><p><span class="Rk-Edit-Direction"><%- renkan.translate("Change edge direction") %></span></p><% } %><% if (options.show_edge_editor_nodes) { %><p><span class="Rk-Editor-Label"><%-renkan.translate("From:")%></span><span class="Rk-UserColor" style="background:<%-edge.from_color%>;"></span><%- shortenText(edge.from_title, 25) %></p><p><span class="Rk-Editor-Label"><%-renkan.translate("To:")%></span><span class="Rk-UserColor" style="background:<%-edge.to_color%>;"></span><%- shortenText(edge.to_title, 25) %></p><% } %><% if (options.show_edge_editor_creator && edge.has_creator) { %><p><span class="Rk-Editor-Label"><%-renkan.translate("Created by:")%></span><span class="Rk-UserColor" style="background:<%-edge.created_by_color%>;"></span><%- shortenText(edge.created_by_title, 25) %></p><% } %>'),readOnlyTemplate:b.template('<h2><span class="Rk-CloseX">&times;</span><% if (options.show_edge_tooltip_color) { %><span class="Rk-UserColor" style="background:<%-edge.color%>;"></span><% } %><span class="Rk-Display-Title"><% if (edge.uri) { %><a href="<%-edge.uri%>" target="_blank"><% } %><%-edge.title%><% if (edge.uri) { %></a><% } %></span></h2><% if (options.show_edge_tooltip_uri && edge.uri) { %><p class="Rk-Display-URI"><a href="<%-edge.uri%>" target="_blank"><%-edge.short_uri%></a></p><% } %><p><%-edge.description%></p><% if (options.show_edge_tooltip_nodes) { %><p><span class="Rk-Editor-Label"><%-renkan.translate("From:")%></span><span class="Rk-UserColor" style="background:<%-edge.from_color%>;"></span><%- shortenText(edge.from_title, 25) %></p><p><span class="Rk-Editor-Label"><%-renkan.translate("To:")%></span><span class="Rk-UserColor" style="background:<%-edge.to_color%>;"></span><%- shortenText(edge.to_title, 25) %></p><% } %><% if (options.show_edge_tooltip_creator && edge.has_creator) { %><p><span class="Rk-Editor-Label"><%-renkan.translate("Created by:")%></span><span class="Rk-UserColor" style="background:<%-edge.created_by_color%>;"></span><%- shortenText(edge.created_by_title, 25) %></p><% } %>'),draw:function(){var c=this.source_representation.model,d=c.get("from"),f=c.get("to"),g=c.get("created_by")||e._USER_PLACEHOLDER(this.renkan),h=this.renderer.isEditable()?this.template:this.readOnlyTemplate;this.editor_$.html(h({edge:{has_creator:!!c.get("created_by"),title:c.get("title"),uri:c.get("uri"),short_uri:e.shortenText((c.get("uri")||"").replace(/^(https?:\/\/)?(www\.)?/,"").replace(/\/$/,""),40),description:c.get("description"),color:c.get("color")||g.get("color"),from_title:d.get("title"),to_title:f.get("title"),from_color:d.get("color")||(d.get("created_by")||e._USER_PLACEHOLDER(this.renkan)).get("color"),to_color:f.get("color")||(f.get("created_by")||e._USER_PLACEHOLDER(this.renkan)).get("color"),created_by_color:g.get("color"),created_by_title:g.get("title")},renkan:this.renkan,shortenText:e.shortenText,options:this.options})),this.redraw();var i=this,j=function(){i.renderer.removeRepresentation(i),paper.view.draw()};if(this.editor_$.find(".Rk-CloseX").click(j),this.editor_$.find(".Rk-Edit-Goto").click(function(){return c.get("uri")?void 0:!1}),this.renderer.isEditable()){var k=b(function(){b(function(){if(i.renderer.isEditable()){var a={title:i.editor_$.find(".Rk-Edit-Title").val()};i.options.show_edge_editor_uri&&(a.uri=i.editor_$.find(".Rk-Edit-URI").val()),i.editor_$.find(".Rk-Edit-Goto").attr("href",a.uri||"#"),c.set(a),paper.view.draw()}else j()}).defer()}).throttle(500);this.editor_$.on("keyup",function(a){27===a.keyCode&&j()}),this.editor_$.find("input").on("keyup change paste",k),this.editor_$.find(".Rk-Edit-Vocabulary").change(function(){var b=a(this),c=b.val();c&&(i.editor_$.find(".Rk-Edit-Title").val(b.find(":selected").text()),i.editor_$.find(".Rk-Edit-URI").val(c),k())}),this.editor_$.find(".Rk-Edit-Direction").click(function(){i.renderer.isEditable()?(c.set({from:c.get("to"),to:c.get("from")}),i.draw()):j()});var l=i.editor_$.find(".Rk-Edit-ColorPicker");this.editor_$.find(".Rk-Edit-ColorPicker-Wrapper").hover(function(a){a.preventDefault(),l.show()},function(a){a.preventDefault(),l.hide()}),l.find("li").hover(function(b){b.preventDefault(),i.editor_$.find(".Rk-Edit-Color").css("background",a(this).attr("data-color"))},function(a){a.preventDefault(),i.editor_$.find(".Rk-Edit-Color").css("background",c.get("color")||(c.get("created_by")||e._USER_PLACEHOLDER(i.renkan)).get("color"))}).click(function(b){b.preventDefault(),i.renderer.isEditable()?(c.set("color",a(this).attr("data-color")),l.hide(),paper.view.draw()):j()})}},redraw:function(){var a=this.source_representation.paper_coords;e.drawEditBox(this.options,a,this.editor_block,5,this.editor_$),this.editor_$.show(),paper.view.draw()}}),f}),define("renderer/nodebutton",["jquery","underscore","requtils","renderer/basebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({setSectorSize:function(){var a=this.source_representation.circle_radius;a!==this.lastSectorInner&&(this.sector&&this.sector.destroy(),this.sector=this.renderer.drawSector(this,1+a,e._NODE_BUTTON_WIDTH+a,this.startAngle,this.endAngle,1,this.imageName,this.renkan.translate(this.text)),this.lastSectorInner=a)},unselect:function(){d.prototype.unselect.apply(this,Array.prototype.slice.call(arguments,1)),this.source_representation&&this.source_representation.buttons_timeout&&(clearTimeout(this.source_representation.buttons_timeout),this.source_representation.hideButtons())},select:function(){this.source_representation&&this.source_representation.buttons_timeout&&clearTimeout(this.source_representation.buttons_timeout),this.sector.select()}}),f}),define("renderer/nodeeditbutton",["jquery","underscore","requtils","renderer/nodebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.type="Node-edit-button",this.lastSectorInner=0,this.startAngle=-135,this.endAngle=-45,this.imageName="edit",this.text="Edit"},mouseup:function(){this.renderer.is_dragging||this.source_representation.openEditor()}}),f}),define("renderer/noderemovebutton",["jquery","underscore","requtils","renderer/nodebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.type="Node-remove-button",this.lastSectorInner=0,this.startAngle=0,this.endAngle=90,this.imageName="remove",this.text="Remove"},mouseup:function(){if(this.renderer.click_target=null,this.renderer.is_dragging=!1,this.renderer.removeRepresentationsOfType("editor"),this.renderer.isEditable())if(this.options.element_delete_delay){var a=e.getUID("delete");this.renderer.delete_list.push({id:a,time:(new Date).valueOf()+this.options.element_delete_delay}),this.source_representation.model.set("delete_scheduled",a)}else confirm(this.renkan.translate("Do you really wish to remove node ")+'"'+this.source_representation.model.get("title")+'"?')&&this.project.removeNode(this.source_representation.model)}}),f}),define("renderer/noderevertbutton",["jquery","underscore","requtils","renderer/nodebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.type="Node-revert-button",this.lastSectorInner=0,this.startAngle=-135,this.endAngle=135,this.imageName="revert",this.text="Cancel deletion"},mouseup:function(){this.renderer.click_target=null,this.renderer.is_dragging=!1,this.renderer.isEditable()&&this.source_representation.model.unset("delete_scheduled")}}),f}),define("renderer/nodelinkbutton",["jquery","underscore","requtils","renderer/nodebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.type="Node-link-button",this.lastSectorInner=0,this.startAngle=90,this.endAngle=180,this.imageName="link",this.text="Link to another node"},mousedown:function(a){if(this.renderer.isEditable()){var b=this.renderer.canvas_$.offset(),c=new paper.Point([a.pageX-b.left,a.pageY-b.top]);this.renderer.click_target=null,this.renderer.removeRepresentationsOfType("editor"),this.renderer.addTempEdge(this.source_representation,c)}}}),f}),define("renderer/nodeenlargebutton",["jquery","underscore","requtils","renderer/nodebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.type="Node-enlarge-button",this.lastSectorInner=0,this.startAngle=-45,this.endAngle=0,this.imageName="enlarge",this.text="Enlarge"},mouseup:function(){var a=1+(this.source_representation.model.get("size")||0);this.source_representation.model.set("size",a),this.source_representation.select(),this.select(),paper.view.draw()}}),f}),define("renderer/nodeshrinkbutton",["jquery","underscore","requtils","renderer/nodebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.type="Node-shrink-button",this.lastSectorInner=0,this.startAngle=-180,this.endAngle=-135,this.imageName="shrink",this.text="Shrink"},mouseup:function(){var a=-1+(this.source_representation.model.get("size")||0);this.source_representation.model.set("size",a),this.source_representation.select(),this.select(),paper.view.draw()}}),f}),define("renderer/edgeeditbutton",["jquery","underscore","requtils","renderer/basebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.type="Edge-edit-button",this.sector=this.renderer.drawSector(this,e._EDGE_BUTTON_INNER,e._EDGE_BUTTON_OUTER,-270,-90,1,"edit",this.renkan.translate("Edit"))},mouseup:function(){this.renderer.is_dragging||this.source_representation.openEditor()}}),f}),define("renderer/edgeremovebutton",["jquery","underscore","requtils","renderer/basebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.type="Edge-remove-button",this.sector=this.renderer.drawSector(this,e._EDGE_BUTTON_INNER,e._EDGE_BUTTON_OUTER,-90,90,1,"remove",this.renkan.translate("Remove"))},mouseup:function(){if(this.renderer.click_target=null,this.renderer.is_dragging=!1,this.renderer.removeRepresentationsOfType("editor"),this.renderer.isEditable())if(this.options.element_delete_delay){var a=e.getUID("delete");this.renderer.delete_list.push({id:a,time:(new Date).valueOf()+this.options.element_delete_delay}),this.source_representation.model.set("delete_scheduled",a)}else confirm(this.renkan.translate("Do you really wish to remove edge ")+'"'+this.source_representation.model.get("title")+'"?')&&this.project.removeEdge(this.source_representation.model)}}),f}),define("renderer/edgerevertbutton",["jquery","underscore","requtils","renderer/basebutton"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({_init:function(){this.type="Edge-revert-button",this.sector=this.renderer.drawSector(this,e._EDGE_BUTTON_INNER,e._EDGE_BUTTON_OUTER,-135,135,1,"revert",this.renkan.translate("Cancel deletion"))},mouseup:function(){this.renderer.click_target=null,this.renderer.is_dragging=!1,this.renderer.isEditable()&&this.source_representation.model.unset("delete_scheduled")}}),f}),define("renderer/miniframe",["jquery","underscore","requtils","renderer/baserepresentation"],function(a,b,c,d){var e=c.getUtils(),f=e.inherit(d);return b(f.prototype).extend({paperShift:function(a){this.renderer.offset=this.renderer.offset.subtract(a.divide(this.renderer.minimap.scale).multiply(this.renderer.scale)),this.renderer.redraw()},mouseup:function(){this.renderer.click_target=null,this.renderer.is_dragging=!1}}),f}),define("renderer/scene",["jquery","underscore","filesaver","requtils","renderer/miniframe"],function(a,b,c,d,e){var f=d.getUtils(),g=function(c){this.renkan=c,this.$=a(".Rk-Render"),this.representations=[],this.$.html(this.template(c)),this.onStatusChange(),this.canvas_$=this.$.find(".Rk-Canvas"),this.labels_$=this.$.find(".Rk-Labels"),this.editor_$=this.$.find(".Rk-Editor"),this.notif_$=this.$.find(".Rk-Notifications"),paper.setup(this.canvas_$[0]),this.scale=1,this.initialScale=1,this.offset=paper.view.center,this.totalScroll=0,this.mouse_down=!1,this.click_target=null,this.selected_target=null,this.edge_layer=new paper.Layer,this.node_layer=new paper.Layer,this.buttons_layer=new paper.Layer,this.delete_list=[],this.redrawActive=!0;var d=this.canvas_$.width(),g=this.canvas_$.height();c.options.show_minimap&&(this.minimap={background_layer:new paper.Layer,edge_layer:new paper.Layer,node_layer:new paper.Layer,node_group:new paper.Group,size:new paper.Size(c.options.minimap_width,c.options.minimap_height)},this.minimap.background_layer.activate(),this.minimap.topleft=paper.view.bounds.bottomRight.subtract(this.minimap.size),this.minimap.rectangle=new paper.Path.Rectangle(this.minimap.topleft.subtract([2,2]),this.minimap.size.add([4,4])),this.minimap.rectangle.fillColor=c.options.minimap_background_color,this.minimap.rectangle.strokeColor=c.options.minimap_border_color,this.minimap.rectangle.strokeWidth=4,this.minimap.offset=new paper.Point(this.minimap.size.divide(2)),this.minimap.scale=.1,this.minimap.node_layer.activate(),this.minimap.cliprectangle=new paper.Path.Rectangle(this.minimap.topleft,this.minimap.size),this.minimap.node_group.addChild(this.minimap.cliprectangle),this.minimap.node_group.clipped=!0,this.minimap.miniframe=new paper.Path.Rectangle(this.minimap.topleft,this.minimap.size),this.minimap.node_group.addChild(this.minimap.miniframe),this.minimap.miniframe.fillColor="#c0c0ff",this.minimap.miniframe.opacity=.3,this.minimap.miniframe.strokeColor="#000080",this.minimap.miniframe.strokeWidth=3,this.minimap.miniframe.__representation=new e(this,null)),this.throttledPaperDraw=b(function(){paper.view.draw()}).throttle(100),this.bundles=[],this.click_mode=!1;var h=this,i=!0,j=1,k=!1,l=0,m=0;this.image_cache={},this.icon_cache={},["edit","remove","link","enlarge","shrink","revert"].forEach(function(a){var b=new Image;b.src=c.options.static_url+"img/"+a+".png",h.icon_cache[a]=b});var n=b.throttle(function(a,b){h.onMouseMove(a,b)},f._MOUSEMOVE_RATE);this.canvas_$.on({mousedown:function(a){a.preventDefault(),h.onMouseDown(a,!1)},mousemove:function(a){a.preventDefault(),n(a,!1)},mouseup:function(a){a.preventDefault(),h.onMouseUp(a,!1)},mousewheel:function(a,b){c.options.zoom_on_scroll&&(a.preventDefault(),i&&h.onScroll(a,b))},touchstart:function(a){a.preventDefault();var b=a.originalEvent.touches[0];c.options.allow_double_click&&new Date-_lastTap<f._DOUBLETAP_DELAY&&Math.pow(l-b.pageX,2)+Math.pow(m-b.pageY,2)<f._DOUBLETAP_DISTANCE?(_lastTap=0,h.onDoubleClick(b)):(_lastTap=new Date,l=b.pageX,m=b.pageY,j=h.scale,k=!1,h.onMouseDown(b,!0))},touchmove:function(a){if(a.preventDefault(),_lastTap=0,1===a.originalEvent.touches.length)h.onMouseMove(a.originalEvent.touches[0],!0);else{if(k||(h.onMouseUp(a.originalEvent.touches[0],!0),h.click_target=null,h.is_dragging=!1,k=!0),"undefined"===a.originalEvent.scale)return;var b=a.originalEvent.scale*j,c=b/h.scale,d=new paper.Point([h.canvas_$.width(),h.canvas_$.height()]).multiply(.5*(1-c)).add(h.offset.multiply(c));h.setScale(b,d)}},touchend:function(a){a.preventDefault(),h.onMouseUp(a.originalEvent.changedTouches[0],!0)},dblclick:function(a){a.preventDefault(),c.options.allow_double_click&&h.onDoubleClick(a)},mouseleave:function(a){a.preventDefault(),h.onMouseUp(a,!1),h.click_target=null,h.is_dragging=!1},dragover:function(a){a.preventDefault()},dragenter:function(a){a.preventDefault(),i=!1},dragleave:function(a){a.preventDefault(),i=!0},drop:function(a){a.preventDefault(),i=!0;var c={};b(a.originalEvent.dataTransfer.types).each(function(b){try{c[b]=a.originalEvent.dataTransfer.getData(b)}catch(d){}});var d=a.originalEvent.dataTransfer.getData("Text");if("string"==typeof d)switch(d[0]){case"{":case"[":try{var e=JSON.parse(d);b(c).extend(e)}catch(f){c["text/plain"]||(c["text/plain"]=d)}break;case"<":c["text/html"]||(c["text/html"]=d);break;default:c["text/plain"]||(c["text/plain"]=d)}var g=a.originalEvent.dataTransfer.getData("URL");g&&!c["text/uri-list"]&&(c["text/uri-list"]=g),h.dropData(c,a.originalEvent)}});var o=function(a,b){h.$.find(a).click(function(a){return h[b](a),!1})};o(".Rk-ZoomOut","zoomOut"),o(".Rk-ZoomIn","zoomIn"),o(".Rk-ZoomFit","autoScale"),this.$.find(".Rk-ZoomSave").click(function(){h.renkan.project.addView({zoom_level:h.scale,offset:h.offset})}),this.$.find(".Rk-ZoomSetSaved").click(function(){var a=h.renkan.project.get("views").last();a&&h.setScale(a.get("zoom_level"),new paper.Point(a.get("offset")))}),this.renkan.read_only&&!isNaN(parseInt(this.renkan.options.default_view))&&this.$.find(".Rk-ZoomSetSaved").show(),this.$.find(".Rk-CurrentUser").mouseenter(function(){h.$.find(".Rk-UserList").slideDown()}),this.$.find(".Rk-Users").mouseleave(function(){h.$.find(".Rk-UserList").slideUp()}),o(".Rk-FullScreen-Button","fullScreen"),o(".Rk-AddNode-Button","addNodeBtn"),o(".Rk-AddEdge-Button","addEdgeBtn"),o(".Rk-Save-Button","save"),o(".Rk-Open-Button","open"),o(".Rk-Export-Button","exportProject"),this.$.find(".Rk-Bookmarklet-Button").attr("href","javascript:"+f._BOOKMARKLET_CODE(c)).click(function(){return h.notif_$.text(c.translate("Drag this button to your bookmark bar. When on a third-party website, click it to enable drag-and-drop from the website to Renkan.")).fadeIn().delay(5e3).fadeOut(),!1}),this.$.find(".Rk-TopBar-Button").mouseover(function(){a(this).find(".Rk-TopBar-Tooltip").show()}).mouseout(function(){a(this).find(".Rk-TopBar-Tooltip").hide()}),o(".Rk-Fold-Bins","foldBins"),paper.view.onResize=function(a){var b,c=h.canvas_$.parent().width(),e=h.canvas_$.parent().height();paper.view._viewSize.height=a.size.height=h.canvas_$.parent().height(),paper.view._viewSize.width=a.size.height=h.canvas_$.parent().width(),h.minimap&&(h.minimap.topleft=paper.view.bounds.bottomRight.subtract(h.minimap.size),h.minimap.rectangle.fitBounds(h.minimap.topleft.subtract([2,2]),h.minimap.size.add([4,4])),h.minimap.cliprectangle.fitBounds(h.minimap.topleft,h.minimap.size)),b=c>e?e/g:c/d,h.resizeZoom(c/d,e/g,b),d=c,g=e,h.redraw()};var p=b.throttle(function(){h.redraw()},50);this.addRepresentations("Node",this.renkan.project.get("nodes")),this.addRepresentations("Edge",this.renkan.project.get("edges")),this.renkan.project.on("change:title",function(){h.$.find(".Rk-PadTitle").val(c.project.get("title"))}),this.$.find(".Rk-PadTitle").on("keyup input paste",function(){c.project.set({title:a(this).val()})});var q=b.throttle(function(){h.redrawUsers()},100);if(q(),this.renkan.project.on("change:save_status",function(){switch(h.renkan.project.get("save_status")){case 0:h.$.find(".Rk-Save-Button").removeClass("to-save"),h.$.find(".Rk-Save-Button").removeClass("saving"),h.$.find(".Rk-Save-Button").addClass("saved");break;case 1:h.$.find(".Rk-Save-Button").removeClass("saved"),h.$.find(".Rk-Save-Button").removeClass("saving"),h.$.find(".Rk-Save-Button").addClass("to-save");break;case 2:h.$.find(".Rk-Save-Button").removeClass("saved"),h.$.find(".Rk-Save-Button").removeClass("to-save"),h.$.find(".Rk-Save-Button").addClass("saving")}}),this.renkan.project.on("change:loading_status",function(){if(h.renkan.project.get("loading_status")){h.$.find(".loader").addClass("run"),setTimeout(function(){h.$.find(".loader").hide(250)},3e3)}}),this.renkan.project.on("add:users remove:users",q),this.renkan.project.on("add:views remove:views",function(){h.renkan.project.get("views").length>0?h.$.find(".Rk-ZoomSetSaved").show():h.$.find(".Rk-ZoomSetSaved").hide()}),this.renkan.project.on("add:nodes",function(a){h.addRepresentation("Node",a),h.renkan.project.get("loading_status")||p()}),this.renkan.project.on("add:edges",function(a){h.addRepresentation("Edge",a),h.renkan.project.get("loading_status")||p()}),this.renkan.project.on("change:title",function(a,b){var c=h.$.find(".Rk-PadTitle");c.is("input")?c.val()!==b&&c.val(b):c.text(b)}),c.options.size_bug_fix){var r="number"==typeof c.options.size_bug_fix?c.options.size_bug_fix:500;window.setTimeout(function(){h.fixSize(!0)},r)}if(c.options.force_resize&&a(window).resize(function(){h.fixSize(!1)}),c.options.show_user_list&&c.options.user_color_editable){var s=this.$.find(".Rk-Users .Rk-Edit-ColorPicker-Wrapper"),t=this.$.find(".Rk-Users .Rk-Edit-ColorPicker");s.hover(function(a){h.isEditable()&&(a.preventDefault(),t.show())},function(a){a.preventDefault(),t.hide()}),t.find("li").mouseenter(function(b){h.isEditable()&&(b.preventDefault(),h.$.find(".Rk-CurrentUser-Color").css("background",a(this).attr("data-color")))})}if(c.options.show_search_field){var u="";this.$.find(".Rk-GraphSearch-Field").on("keyup change paste input",function(){var b=a(this),d=b.val();if(d!==u)if(u=d,d.length<2)c.project.get("nodes").each(function(a){h.getRepresentationByModel(a).unhighlight()});else{var e=f.regexpFromTextOrArray(d);c.project.get("nodes").each(function(a){e.test(a.get("title"))||e.test(a.get("description"))?h.getRepresentationByModel(a).highlight(e):h.getRepresentationByModel(a).unhighlight()})}})}this.redraw(),window.setInterval(function(){var a=(new Date).valueOf();h.delete_list.forEach(function(b){if(a>=b.time){var d=c.project.get("nodes").findWhere({delete_scheduled:b.id});d&&project.removeNode(d),d=c.project.get("edges").findWhere({delete_scheduled:b.id}),d&&project.removeEdge(d)}}),h.delete_list=h.delete_list.filter(function(a){return c.project.get("nodes").findWhere({delete_scheduled:a.id})||c.project.get("edges").findWhere({delete_scheduled:a.id})})},500),this.minimap&&window.setInterval(function(){h.rescaleMinimap()},2e3)};return b(g.prototype).extend({template:b.template('<% if (options.show_top_bar) { %><div class="Rk-TopBar"><div class="loader"></div><% if (!options.editor_mode) { %><h2 class="Rk-PadTitle"><%- project.get("title") || translate("Untitled project")%></h2><% } else { %><input type="text" class="Rk-PadTitle" value="<%- project.get("title") || "" %>" placeholder="<%-translate("Untitled project")%>" /><% } %><% if (options.show_user_list) { %><div class="Rk-Users"><div class="Rk-CurrentUser"><% if (options.show_user_color) { %><div class="Rk-Edit-ColorPicker-Wrapper"><span class="Rk-CurrentUser-Color"><% if (options.user_color_editable) { %><span class="Rk-Edit-ColorTip"></span><% } %></span><% if (options.user_color_editable) { print(colorPicker) } %></div><% } %><span class="Rk-CurrentUser-Name">&lt;unknown user&gt;</span></div><ul class="Rk-UserList"></ul></div><% } %><% if (options.home_button_url) {%><div class="Rk-TopBar-Separator"></div><a class="Rk-TopBar-Button Rk-Home-Button" href="<%- options.home_button_url %>"><div class="Rk-TopBar-Tooltip"><div class="Rk-TopBar-Tooltip-Contents"><%- translate(options.home_button_title) %></div></div></a><% } %><% if (options.show_fullscreen_button) { %><div class="Rk-TopBar-Separator"></div><div class="Rk-TopBar-Button Rk-FullScreen-Button"><div class="Rk-TopBar-Tooltip"><div class="Rk-TopBar-Tooltip-Contents"><%-translate("Full Screen")%></div></div></div><% } %><% if (options.editor_mode) { %><% if (options.show_addnode_button) { %><div class="Rk-TopBar-Separator"></div><div class="Rk-TopBar-Button Rk-AddNode-Button"><div class="Rk-TopBar-Tooltip"><div class="Rk-TopBar-Tooltip-Contents"><%-translate("Add Node")%></div></div></div><% } %><% if (options.show_addedge_button) { %><div class="Rk-TopBar-Separator"></div><div class="Rk-TopBar-Button Rk-AddEdge-Button"><div class="Rk-TopBar-Tooltip"><div class="Rk-TopBar-Tooltip-Contents"><%-translate("Add Edge")%></div></div></div><% } %><% if (options.show_export_button) { %><div class="Rk-TopBar-Separator"></div><div class="Rk-TopBar-Button Rk-Export-Button"><div class="Rk-TopBar-Tooltip"><div class="Rk-TopBar-Tooltip-Contents"><%-translate("Download Project")%></div></div></div><% } %><% if (options.show_save_button) { %><div class="Rk-TopBar-Separator"></div><div class="Rk-TopBar-Button Rk-Save-Button"><div class="Rk-TopBar-Tooltip"><div class="Rk-TopBar-Tooltip-Contents"> </div></div></div><% } %><% if (options.show_open_button) { %><div class="Rk-TopBar-Separator"></div><div class="Rk-TopBar-Button Rk-Open-Button"><div class="Rk-TopBar-Tooltip"><div class="Rk-TopBar-Tooltip-Contents"><%-translate("Open Project")%></div></div></div><% } %><% if (options.show_bookmarklet) { %><div class="Rk-TopBar-Separator"></div><a class="Rk-TopBar-Button Rk-Bookmarklet-Button" href="#"><div class="Rk-TopBar-Tooltip"><div class="Rk-TopBar-Tooltip-Contents"><%-translate("Renkan \'Drag-to-Add\' bookmarklet")%></div></div></a><div class="Rk-TopBar-Separator"></div><% } %><% } else { %><% if (options.show_export_button) { %><div class="Rk-TopBar-Separator"></div><div class="Rk-TopBar-Button Rk-Export-Button"><div class="Rk-TopBar-Tooltip"><div class="Rk-TopBar-Tooltip-Contents"><%-translate("Download Project")%></div></div></div><div class="Rk-TopBar-Separator"></div><% } %><% };if (options.show_search_field) { %><form action="#" class="Rk-GraphSearch-Form"><input type="search" class="Rk-GraphSearch-Field" placeholder="<%- translate("Search in graph") %>" /></form><div class="Rk-TopBar-Separator"></div><% } %></div><% } %><div class="Rk-Editing-Space<% if (!options.show_top_bar) { %> Rk-Editing-Space-Full<% } %>"><div class="Rk-Labels"></div><canvas class="Rk-Canvas" resize></canvas><div class="Rk-Notifications"></div><div class="Rk-Editor"><% if (options.show_bins) { %><div class="Rk-Fold-Bins">&laquo;</div><% } %><div class="Rk-ZoomButtons"><div class="Rk-ZoomIn" title="<%-translate("Zoom In")%>"></div><div class="Rk-ZoomFit" title="<%-translate("Zoom Fit")%>"></div><div class="Rk-ZoomOut" title="<%-translate("Zoom Out")%>"></div><% if (options.editor_mode) { %><div class="Rk-ZoomSave" title="<%-translate("Zoom Save")%>"></div><% } %><% if (options.editor_mode || !isNaN(parseInt(options.default_view))) { %><div class="Rk-ZoomSetSaved" title="<%-translate("View saved zoom")%>"></div><% } %></div></div></div>'),fixSize:function(a){var b=this.$.width(),c=this.$.height();this.renkan.options.show_top_bar&&(c-=this.$.find(".Rk-TopBar").height()),this.canvas_$.attr({width:b,height:c}),paper.view.viewSize=new paper.Size([b,c]),a&&(this.renkan.read_only&&!isNaN(parseInt(this.renkan.options.default_view))?this.autoScale(this.renkan.project.get("views")[parseInt(this.renkan.options.default_view)]):this.autoScale())},drawSector:function(b,c,d,e,f,g,h,i){var j=this.renkan.options,k=e*Math.PI/180,l=f*Math.PI/180,m=this.icon_cache[h],n=-Math.sin(k),o=Math.cos(k),p=Math.cos(k)*c+g*n,q=Math.sin(k)*c+g*o,r=Math.cos(k)*d+g*n,s=Math.sin(k)*d+g*o,t=-Math.sin(l),u=Math.cos(l),v=Math.cos(l)*c-g*t,w=Math.sin(l)*c-g*u,x=Math.cos(l)*d-g*t,y=Math.sin(l)*d-g*u,z=(c+d)/2,A=(k+l)/2,B=Math.cos(A)*z,C=Math.sin(A)*z,D=Math.cos(A)*c,E=Math.cos(A)*d,F=Math.sin(A)*c,G=Math.sin(A)*d,H=Math.cos(A)*(d+3),I=Math.sin(A)*(d+j.buttons_label_font_size)+j.buttons_label_font_size/2;this.buttons_layer.activate();var J=new paper.Path;J.add([p,q]),J.arcTo([D,F],[v,w]),J.lineTo([x,y]),J.arcTo([E,G],[r,s]),J.fillColor=j.buttons_background,J.opacity=.5,J.closed=!0,J.__representation=b;var K=new paper.PointText(H,I);K.characterStyle={fontSize:j.buttons_label_font_size,fillColor:j.buttons_label_color},K.paragraphStyle.justification=H>2?"left":-2>H?"right":"center",K.visible=!1;var L=!1,M=new paper.Point(-200,-200),N=new paper.Group([J,K]),O=N.position,P=new paper.Point([B,C]),Q=new paper.Point(0,0);K.content=i,N.pivot=N.bounds.center,N.visible=!1,N.position=M;var R={show:function(){L=!0,N.position=Q.add(O),N.visible=!0},moveTo:function(a){Q=a,L&&(N.position=a.add(O))},hide:function(){L=!1,N.visible=!1,N.position=M},select:function(){J.opacity=.8,K.visible=!0},unselect:function(){J.opacity=.5,K.visible=!1},destroy:function(){N.remove()}},S=function(){var a=new paper.Raster(m);a.position=P.add(N.position).subtract(O),a.locked=!0,N.addChild(a)};return m.width?S():a(m).on("load",S),R},addToBundles:function(a){var c=b(this.bundles).find(function(b){return b.from===a.from_representation&&b.to===a.to_representation||b.from===a.to_representation&&b.to===a.from_representation});return"undefined"!=typeof c?c.edges.push(a):(c={from:a.from_representation,to:a.to_representation,edges:[a],getPosition:function(a){var c=a.from_representation===this.from?1:-1;return c*(b(this.edges).indexOf(a)-(this.edges.length-1)/2)}},this.bundles.push(c)),c},isEditable:function(){return this.renkan.options.editor_mode&&!this.renkan.read_only},onStatusChange:function(){var a=this.$.find(".Rk-Save-Button"),b=a.find(".Rk-TopBar-Tooltip-Contents");this.renkan.read_only?(a.removeClass("disabled Rk-Save-Online").addClass("Rk-Save-ReadOnly"),b.text(this.renkan.translate("Connection lost"))):this.renkan.options.manual_save?(a.removeClass("Rk-Save-ReadOnly Rk-Save-Online"),b.text(this.renkan.translate("Save Project"))):(a.removeClass("disabled Rk-Save-ReadOnly").addClass("Rk-Save-Online"),b.text(this.renkan.translate("Auto-save enabled"))),this.redrawUsers()},setScale:function(a,b){a/this.initialScale>f._MIN_SCALE&&a/this.initialScale<f._MAX_SCALE&&(this.scale=a,b&&(this.offset=b),this.redraw())},autoScale:function(a){var b=this.renkan.project.get("nodes");if(b.length>1){var c=b.map(function(a){return a.get("position").x}),d=b.map(function(a){return a.get("position").y}),e=Math.min.apply(Math,c),f=Math.min.apply(Math,d),g=Math.max.apply(Math,c),h=Math.max.apply(Math,d),i=Math.min((paper.view.size.width-2*this.renkan.options.autoscale_padding)/(g-e),(paper.view.size.height-2*this.renkan.options.autoscale_padding)/(h-f));
+this.initialScale=i,"undefined"!=typeof a&&parseFloat(a.zoom_level)>0&&parseFloat(a.offset.x)>0&&parseFloat(a.offset.y)>0?this.setScale(parseFloat(a.zoom_level),new paper.Point(parseFloat(a.offset.x),parseFloat(a.offset.y))):this.setScale(i,paper.view.center.subtract(new paper.Point([(g+e)/2,(h+f)/2]).multiply(i)))}1===b.length&&this.setScale(1,paper.view.center.subtract(new paper.Point([b.at(0).get("position").x,b.at(0).get("position").y])))},redrawMiniframe:function(){var a=this.toMinimapCoords(this.toModelCoords(new paper.Point([0,0]))),b=this.toMinimapCoords(this.toModelCoords(paper.view.bounds.bottomRight));this.minimap.miniframe.fitBounds(a,b)},rescaleMinimap:function(){var a=this.renkan.project.get("nodes");if(a.length>1){var b=a.map(function(a){return a.get("position").x}),c=a.map(function(a){return a.get("position").y}),d=Math.min.apply(Math,b),e=Math.min.apply(Math,c),f=Math.max.apply(Math,b),g=Math.max.apply(Math,c),h=Math.min(.8*this.scale*this.renkan.options.minimap_width/paper.view.bounds.width,.8*this.scale*this.renkan.options.minimap_height/paper.view.bounds.height,(this.renkan.options.minimap_width-2*this.renkan.options.minimap_padding)/(f-d),(this.renkan.options.minimap_height-2*this.renkan.options.minimap_padding)/(g-e));this.minimap.offset=this.minimap.size.divide(2).subtract(new paper.Point([(f+d)/2,(g+e)/2]).multiply(h)),this.minimap.scale=h}1===a.length&&(this.minimap.scale=.1,this.minimap.offset=this.minimap.size.divide(2).subtract(new paper.Point([a.at(0).get("position").x,a.at(0).get("position").y]).multiply(this.minimap.scale))),this.redraw()},toPaperCoords:function(a){return a.multiply(this.scale).add(this.offset)},toMinimapCoords:function(a){return a.multiply(this.minimap.scale).add(this.minimap.offset).add(this.minimap.topleft)},toModelCoords:function(a){return a.subtract(this.offset).divide(this.scale)},addRepresentation:function(a,b){var c=d.getRenderer()[a],e=new c(this,b);return this.representations.push(e),e},addRepresentations:function(a,b){var c=this;b.forEach(function(b){c.addRepresentation(a,b)})},userTemplate:b.template('<li class="Rk-User"><span class="Rk-UserColor" style="background:<%=background%>;"></span><%=name%></li>'),redrawUsers:function(){if(this.renkan.options.show_user_list){var b=[].concat((this.renkan.project.current_user_list||{}).models||[],(this.renkan.project.get("users")||{}).models||[]),c="",d=this.$.find(".Rk-Users"),e=d.find(".Rk-CurrentUser-Name"),f=d.find(".Rk-Edit-ColorPicker li"),g=d.find(".Rk-CurrentUser-Color"),h=this;e.off("click").text(this.renkan.translate("<unknown user>")),f.off("mouseleave click"),b.forEach(function(b){b.get("_id")===h.renkan.current_user?(e.text(b.get("title")),g.css("background",b.get("color")),h.isEditable()&&(h.renkan.options.user_name_editable&&e.click(function(){var c=a(this),d=a("<input>").val(b.get("title")).blur(function(){b.set("title",a(this).val()),h.redrawUsers(),h.redraw()});c.empty().html(d),d.select()}),h.renkan.options.user_color_editable&&f.click(function(c){c.preventDefault(),h.isEditable()&&b.set("color",a(this).attr("data-color")),a(this).parent().hide()}).mouseleave(function(){g.css("background",b.get("color"))}))):c+=h.userTemplate({name:b.get("title"),background:b.get("color")})}),d.find(".Rk-UserList").html(c)}},removeRepresentation:function(a){a.destroy(),this.representations=b(this.representations).reject(function(b){return b===a})},getRepresentationByModel:function(a){return a?b(this.representations).find(function(b){return b.model===a}):void 0},removeRepresentationsOfType:function(a){var c=b(this.representations).filter(function(b){return b.type===a}),d=this;b(c).each(function(a){d.removeRepresentation(a)})},highlightModel:function(a){var b=this.getRepresentationByModel(a);b&&b.highlight()},unhighlightAll:function(){b(this.representations).each(function(a){a.unhighlight()})},unselectAll:function(){b(this.representations).each(function(a){a.unselect()})},redraw:function(){this.redrawActive&&(b(this.representations).each(function(a){a.redraw(!0)}),this.minimap&&this.redrawMiniframe(),paper.view.draw())},addTempEdge:function(a,b){var c=this.addRepresentation("TempEdge",null);c.end_pos=b,c.from_representation=a,c.redraw(),this.click_target=c},findTarget:function(a){if(a&&"undefined"!=typeof a.item.__representation){var b=a.item.__representation;this.selected_target!==a.item.__representation&&(this.selected_target&&this.selected_target.unselect(b),b.select(this.selected_target),this.selected_target=b)}else this.selected_target&&this.selected_target.unselect(),this.selected_target=null},paperShift:function(a){this.offset=this.offset.add(a),this.redraw()},onMouseMove:function(a){var b=this.canvas_$.offset(),c=new paper.Point([a.pageX-b.left,a.pageY-b.top]),d=c.subtract(this.last_point);this.last_point=c,!this.is_dragging&&this.mouse_down&&d.length>f._MIN_DRAG_DISTANCE&&(this.is_dragging=!0);var e=paper.project.hitTest(c);this.is_dragging?this.click_target&&"function"==typeof this.click_target.paperShift?this.click_target.paperShift(d):this.paperShift(d):this.findTarget(e),paper.view.draw()},onMouseDown:function(b,c){var d=this.canvas_$.offset(),e=new paper.Point([b.pageX-d.left,b.pageY-d.top]);if(this.last_point=e,this.mouse_down=!0,!this.click_target||"Temp-edge"!==this.click_target.type){this.removeRepresentationsOfType("editor"),this.is_dragging=!1;var g=paper.project.hitTest(e);if(g&&"undefined"!=typeof g.item.__representation)this.click_target=g.item.__representation,this.click_target.mousedown(b,c);else if(this.click_target=null,this.isEditable()&&this.click_mode===f._CLICKMODE_ADDNODE){var h=this.toModelCoords(e),i={id:f.getUID("node"),created_by:this.renkan.current_user,position:{x:h.x,y:h.y}};_node=this.renkan.project.addNode(i),this.getRepresentationByModel(_node).openEditor()}}this.click_mode&&(this.isEditable()&&this.click_mode===f._CLICKMODE_STARTEDGE&&this.click_target&&"Node"===this.click_target.type?(this.removeRepresentationsOfType("editor"),this.addTempEdge(this.click_target,e),this.click_mode=f._CLICKMODE_ENDEDGE,this.notif_$.fadeOut(function(){a(this).html(this.renkan.translate("Click on a second node to complete the edge")).fadeIn()})):(this.notif_$.hide(),this.click_mode=!1)),paper.view.draw()},onMouseUp:function(a,b){if(this.mouse_down=!1,this.click_target){var c=this.canvas_$.offset();this.click_target.mouseup({point:new 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c={},d="";switch(b["text/x-iri-specific-site"]){case"twitter":d=a("<div>").html(b["text/x-iri-selected-html"]);var e=d.find(".tweet");c.title=this.renkan.translate("Tweet by ")+e.attr("data-name"),c.uri="http://twitter.com/"+e.attr("data-screen-name")+"/status/"+e.attr("data-tweet-id"),c.image=e.find(".avatar").attr("src"),c.description=e.find(".js-tweet-text:first").text();break;case"google":d=a("<div>").html(b["text/x-iri-selected-html"]),c.title=d.find("h3:first").text().trim(),c.uri=d.find("h3 a").attr("href"),c.description=d.find(".st:first").text().trim();break;default:b["text/x-iri-source-uri"]&&(c.uri=b["text/x-iri-source-uri"])}if((b["text/plain"]||b["text/x-iri-selected-text"])&&(c.description=(b["text/plain"]||b["text/x-iri-selected-text"]).replace(/[\s\n]+/gm," ").trim()),b["text/html"]||b["text/x-iri-selected-html"]){d=a("<div>").html(b["text/html"]||b["text/x-iri-selected-html"]);var f=d.find("image");f.length&&(c.image=f.attr("xlink:href"));var 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--- a/server/python/django/renkanmanager/static/renkanmanager/lib/renkan/js/renkan.min.map	Fri Mar 13 16:36:57 2015 +0100
+++ b/server/python/django/renkanmanager/static/renkanmanager/lib/renkan/js/renkan.min.map	Fri Mar 13 16:46:38 2015 +0100
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Declaring the Renkan Namespace Rkns and Default values */\n\n(function(root) {\n\n\"use strict\";\n\nif (typeof root.Rkns !== \"object\") {\n    root.Rkns = {};\n}\n\nvar Rkns = root.Rkns;\nvar $ = Rkns.$ = root.jQuery;\nvar _ = Rkns._ = root._;\n\nRkns.pickerColors = [\"#8f1919\", \"#a80000\", \"#d82626\", \"#ff0000\", \"#e87c7c\", \"#ff6565\", \"#f7d3d3\", \"#fecccc\",\n    \"#8f5419\", \"#a85400\", \"#d87f26\", \"#ff7f00\", \"#e8b27c\", \"#ffb265\", \"#f7e5d3\", \"#fee5cc\",\n    \"#8f8f19\", \"#a8a800\", \"#d8d826\", \"#feff00\", \"#e8e87c\", \"#feff65\", \"#f7f7d3\", \"#fefecc\",\n    \"#198f19\", \"#00a800\", \"#26d826\", \"#00ff00\", \"#7ce87c\", \"#65ff65\", \"#d3f7d3\", \"#ccfecc\",\n    \"#198f8f\", \"#00a8a8\", \"#26d8d8\", \"#00feff\", \"#7ce8e8\", \"#65feff\", \"#d3f7f7\", \"#ccfefe\",\n    \"#19198f\", \"#0000a8\", \"#2626d8\", \"#0000ff\", \"#7c7ce8\", \"#6565ff\", \"#d3d3f7\", \"#ccccfe\",\n    \"#8f198f\", \"#a800a8\", \"#d826d8\", \"#ff00fe\", \"#e87ce8\", \"#ff65fe\", \"#f7d3f7\", \"#feccfe\",\n    \"#000000\", \"#242424\", \"#484848\", \"#6d6d6d\", \"#919191\", \"#b6b6b6\", \"#dadada\", \"#ffffff\"];\n\nRkns.__renkans = [];\n\nvar _BaseBin = Rkns._BaseBin = function(_renkan, _opts) {\n    if (typeof _renkan !== \"undefined\") {\n        this.renkan = _renkan;\n        this.renkan.$.find(\".Rk-Bin-Main\").hide();\n        this.$ = Rkns.$('<li>')\n            .addClass(\"Rk-Bin\")\n            .appendTo(_renkan.$.find(\".Rk-Bin-List\"));\n        this.title_icon_$ = Rkns.$('<span>')\n            .addClass(\"Rk-Bin-Title-Icon\")\n            .appendTo(this.$);\n\n        var _this = this;\n\n        Rkns.$('<a>')\n            .attr({\n                href: \"#\",\n                title: _renkan.translate(\"Close bin\")\n            })\n            .addClass(\"Rk-Bin-Close\")\n            .html('&times;')\n            .appendTo(this.$)\n            .click(function() {\n                _this.destroy();\n                if (!_renkan.$.find(\".Rk-Bin-Main:visible\").length) {\n                    _renkan.$.find(\".Rk-Bin-Main:last\").slideDown();\n                }\n                _renkan.resizeBins();\n                return false;\n            });\n        Rkns.$('<a>')\n            .attr({\n                href: \"#\",\n                title: _renkan.translate(\"Refresh bin\")\n            })\n            .addClass(\"Rk-Bin-Refresh\")\n            .appendTo(this.$)\n            .click(function() {\n                _this.refresh();\n                return false;\n            });\n        this.count_$ = Rkns.$('<div>')\n            .addClass(\"Rk-Bin-Count\")\n            .appendTo(this.$);\n        this.title_$ = Rkns.$('<h2>')\n            .addClass(\"Rk-Bin-Title\")\n            .appendTo(this.$);\n        this.main_$ = Rkns.$('<div>')\n            .addClass(\"Rk-Bin-Main\")\n            .appendTo(this.$)\n            .html('<h4 class=\"Rk-Bin-Loading\">' + _renkan.translate(\"Loading, please wait\") + '</h4>');\n        this.title_$.html(_opts.title || '(new bin)');\n        this.renkan.resizeBins();\n\n        if (_opts.auto_refresh) {\n            window.setInterval(function() {\n                _this.refresh();\n            },_opts.auto_refresh);\n        }\n    }\n};\n\n_BaseBin.prototype.destroy = function() {\n    this.$.detach();\n    this.renkan.resizeBins();\n};\n\n/* Point of entry */\n\nvar Renkan = Rkns.Renkan = function(_opts) {\n    var _this = this;\n\n    Rkns.__renkans.push(this);\n\n    this.options = _.defaults(_opts, Rkns.defaults);\n\n    _(this.options.property_files).each(function(f) {\n        Rkns.$.getJSON(f, function(data) {\n            _this.options.properties = _this.options.properties.concat(data);\n        });\n    });\n\n    this.read_only = this.options.read_only || !this.options.editor_mode;\n\n    this.project = new Rkns.Models.Project();\n\n    this.setCurrentUser = function (user_id, user_name) {\n    \tthis.project.addUser({\n    \t\t_id:user_id,\n    \t\ttitle: user_name\n    \t});\n    \tthis.current_user = user_id;\n    \tthis.renderer.redrawUsers();\n    };\n    \n    if (typeof this.options.user_id !== \"undefined\") {\n        this.current_user = this.options.user_id;\n    }\n    this.$ = Rkns.$(\"#\" + this.options.container);\n    this.$\n        .addClass(\"Rk-Main\")\n        .html(this.template(this));\n\n    this.tabs = [];\n    this.search_engines = [];\n\n    this.current_user_list = new Rkns.Models.UsersList();\n\n    this.current_user_list.on(\"add remove\", function() {\n        if (this.renderer) {\n            this.renderer.redrawUsers();\n        }\n    });\n\n    this.colorPicker = (function() {\n        var _tmpl = _.template('<li data-color=\"<%=c%>\" style=\"background: <%=c%>\"></li>');\n        return '<ul class=\"Rk-Edit-ColorPicker\">' + Rkns.pickerColors.map(function(c) { return _tmpl({c:c});}).join(\"\") + '</ul>';\n    })();\n\n    if (this.options.show_editor) {\n        this.renderer = new Rkns.Renderer.Scene(this);\n    }\n\n    if (!this.options.search.length) {\n        this.$.find(\".Rk-Web-Search-Form\").detach();\n    } else {\n        var _tmpl = _.template('<li class=\"<%= className %>\" data-key=\"<%= key %>\"><%= title %></li>'),\n            _select = this.$.find(\".Rk-Search-List\"),\n            _input = this.$.find(\".Rk-Web-Search-Input\"),\n            _form = this.$.find(\".Rk-Web-Search-Form\");\n        _(this.options.search).each(function(_search, _key) {\n            if (Rkns[_search.type] && Rkns[_search.type].Search) {\n                _this.search_engines.push(new Rkns[_search.type].Search(_this, _search));\n            }\n        });\n        _select.html(\n            _(this.search_engines).map(function(_search, _key) {\n                return _tmpl({\n                    key: _key,\n                    title: _search.getSearchTitle(),\n                    className: _search.getBgClass()\n                });\n            }).join(\"\")\n        );\n        _select.find(\"li\").click(function() {\n            var _el = Rkns.$(this);\n            _this.setSearchEngine(_el.attr(\"data-key\"));\n            _form.submit();\n        });\n        _form.submit(function() {\n            if (_input.val()) {\n                var _search = _this.search_engine;\n                _search.search(_input.val());\n            }\n            return false;\n        });\n        this.$.find(\".Rk-Search-Current\").mouseenter(\n            function() { _select.slideDown(); }\n        );\n        this.$.find(\".Rk-Search-Select\").mouseleave(\n            function() { _select.hide(); }\n        );\n        this.setSearchEngine(0);\n    }\n    _(this.options.bins).each(function(_bin) {\n        if (Rkns[_bin.type] && Rkns[_bin.type].Bin) {\n            _this.tabs.push(new Rkns[_bin.type].Bin(_this, _bin));\n        }\n    });\n\n    var elementDropped = false;\n\n    this.$.find(\".Rk-Bins\")\n        .on(\"click\",\".Rk-Bin-Title,.Rk-Bin-Title-Icon\", function() {\n            var _mainDiv = Rkns.$(this).siblings(\".Rk-Bin-Main\");\n            if (_mainDiv.is(\":hidden\")) {\n                _this.$.find(\".Rk-Bin-Main\").slideUp();\n                _mainDiv.slideDown();\n            }\n        });\n\n    if (this.options.show_editor) {\n\n        this.$.find(\".Rk-Bins\").on(\"mouseover\", \".Rk-Bin-Item\", function(_e) {\n            var _t = Rkns.$(this);\n            if (_t && $(_t).attr(\"data-uri\")) {\n                var _models = _this.project.get(\"nodes\").where({\n                    uri: $(_t).attr(\"data-uri\")\n                });\n                _(_models).each(function(_model) {\n                    _this.renderer.highlightModel(_model);\n                });\n            }\n        }).mouseout(function() {\n            _this.renderer.unhighlightAll();\n        }).on(\"mousemove\", \".Rk-Bin-Item\", function(e) {\n            try {\n                this.dragDrop();\n            }\n            catch(err) {}\n        }).on(\"touchstart\", \".Rk-Bin-Item\", function(e) {\n            elementDropped = false;\n        }).on(\"touchmove\", \".Rk-Bin-Item\", function(e) {\n            e.preventDefault();\n            var touch = e.originalEvent.changedTouches[0],\n                off = _this.renderer.canvas_$.offset(),\n                w = _this.renderer.canvas_$.width(),\n                h = _this.renderer.canvas_$.height();\n            if (touch.pageX >= off.left && touch.pageX < (off.left + w) && touch.pageY >= off.top && touch.pageY < (off.top + h)) {\n                if (elementDropped) {\n                    _this.renderer.onMouseMove(touch, true);\n                } else {\n                    elementDropped = true;\n                    var div = document.createElement('div');\n                    div.appendChild(this.cloneNode(true));\n                    _this.renderer.dropData({\"text/html\": div.innerHTML}, touch);\n                    _this.renderer.onMouseDown(touch, true);\n                }\n            }\n        }).on(\"touchend\", \".Rk-Bin-Item\", function(e) {\n            if (elementDropped) {\n                _this.renderer.onMouseUp(e.originalEvent.changedTouches[0], true);\n            }\n            elementDropped = false;\n        }).on(\"dragstart\", \".Rk-Bin-Item\", function(e) {\n            var div = document.createElement('div');\n            div.appendChild(this.cloneNode(true));\n            try {\n                e.originalEvent.dataTransfer.setData(\"text/html\",div.innerHTML);\n            }\n            catch(err) {\n                e.originalEvent.dataTransfer.setData(\"text\",div.innerHTML);\n            }\n        });\n\n    }\n\n    Rkns.$(window).resize(function() {\n        _this.resizeBins();\n    });\n\n    var lastsearch = false, lastval = '';\n\n    this.$.find(\".Rk-Bins-Search-Input\").on(\"change keyup paste input\", function() {\n        var val = Rkns.$(this).val();\n        if (val === lastval) {\n            return;\n        }\n        var search = Rkns.Utils.regexpFromTextOrArray(val.length > 1 ? val: null);\n        if (search.source === lastsearch) {\n            return;\n        }\n        lastsearch = search.source;\n        _(_this.tabs).each(function(tab) {\n            tab.render(search);\n        });\n\n    });\n    this.$.find(\".Rk-Bins-Search-Form\").submit(function() {\n        return false;\n    });\n\n};\n\nRenkan.prototype.template = _.template(\n    '<% if (options.show_bins) { %><div class=\"Rk-Bins\"><div class=\"Rk-Bins-Head\"><h2 class=\"Rk-Bins-Title\"><%- translate(\"Select contents:\")%></h2>' +\n    '<form class=\"Rk-Web-Search-Form Rk-Search-Form\"><input class=\"Rk-Web-Search-Input Rk-Search-Input\" type=\"search\" placeholder=\"<%- translate(\"Search the Web\") %>\" />' +\n    '<div class=\"Rk-Search-Select\"><div class=\"Rk-Search-Current\"></div><ul class=\"Rk-Search-List\"></ul></div>' +\n    '<input type=\"submit\" value=\"\" class=\"Rk-Web-Search-Submit Rk-Search-Submit\" title=\"<%- translate(\"Search the Web\") %>\" /></form>' +\n    '<form class=\"Rk-Bins-Search-Form Rk-Search-Form\"><input class=\"Rk-Bins-Search-Input Rk-Search-Input\" type=\"search\" placeholder=\"<%- translate(\"Search in Bins\") %>\" />' +\n    '<input type=\"submit\" value=\"\" class=\"Rk-Bins-Search-Submit Rk-Search-Submit\" title=\"<%- translate(\"Search in Bins\") %>\" /></form></div>' +\n    '<ul class=\"Rk-Bin-List\"></ul></div><% } %>' +\n    '<% if (options.show_editor) { %><div class=\"Rk-Render Rk-Render-<% if (options.show_bins) { %>Panel<% } else { %>Full<% } %>\"></div><% } %>'\n);\n\nRenkan.prototype.translate = function(_text) {\n    if (Rkns.i18n[this.options.language] && Rkns.i18n[this.options.language][_text]) {\n        return Rkns.i18n[this.options.language][_text];\n    }\n    if (this.options.language.length > 2 && Rkns.i18n[this.options.language.substr(0,2)] && Rkns.i18n[this.options.language.substr(0,2)][_text]) {\n        return Rkns.i18n[this.options.language.substr(0,2)][_text];\n    }\n    return _text;\n};\n\nRenkan.prototype.onStatusChange = function() {\n    this.renderer.onStatusChange();\n};\n\nRenkan.prototype.setSearchEngine = function(_key) {\n    this.search_engine = this.search_engines[_key];\n    this.$.find(\".Rk-Search-Current\").attr(\"class\",\"Rk-Search-Current \" + this.search_engine.getBgClass());\n    var listClasses = this.search_engine.getBgClass().split(\" \");\n    var classes = \"\";\n    for\t(var i= 0; i < listClasses.length; i++) {\n        classes += \".\" + listClasses[i];\n    }\n    this.$.find(\".Rk-Web-Search-Input.Rk-Search-Input\").attr(\"placeholder\", this.translate(\"Search in \") + this.$.find(\".Rk-Search-List \"+ classes).html());\n};\n\nRenkan.prototype.resizeBins = function() {\n    var _d = + this.$.find(\".Rk-Bins-Head\").outerHeight();\n    this.$.find(\".Rk-Bin-Title:visible\").each(function() {\n        _d += Rkns.$(this).outerHeight();\n    });\n    this.$.find(\".Rk-Bin-Main\").css({\n        height: this.$.find(\".Rk-Bins\").height() - _d\n    });\n};\n\n/* Utility functions */\nvar getUUID4 = function() {\n    return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {\n        var r = Math.random()*16|0, v = c === 'x' ? r : (r&0x3|0x8);\n        return v.toString(16);\n    });\n};\n\nRkns.Utils = {\n    getUUID4 : getUUID4,\n    getUID : (function() {\n        function pad(n){\n            return n<10 ? '0'+n : n;\n        }\n        var _d = new Date(),\n            ID_AUTO_INCREMENT = 0,\n            ID_BASE = _d.getUTCFullYear() + '-' +\n              pad(_d.getUTCMonth()+1) + '-' +\n              pad(_d.getUTCDate()) + '-' +\n              getUUID4();\n        return function(_base) {\n            var _n = (++ID_AUTO_INCREMENT).toString(16),\n                _uidbase = (typeof _base === \"undefined\" ? \"\" : _base + \"-\" );\n            while (_n.length < 4) { _n = '0' + _n; }\n            return _uidbase + ID_BASE + '-' + _n;\n        };\n    })(),\n    getFullURL : function(url) {\n\n        if(typeof(url) === 'undefined' || url == null ) {\n            return \"\";\n        }\n        if(/https?:\\/\\//.test(url)) {\n            return url;\n        }\n        var img = new Image();\n        img.src = url;\n        var res = img.src;\n        img.src = null;\n        return res;\n\n    },\n    inherit : function(_baseClass, _callbefore) {\n\n        var _class = function(_arg) {\n            if (typeof _callbefore === \"function\") {\n                _callbefore.apply(this, Array.prototype.slice.call(arguments, 0));\n            }\n            _baseClass.apply(this, Array.prototype.slice.call(arguments, 0));\n            if (typeof this._init === \"function\" && !this._initialized) {\n                this._init.apply(this, Array.prototype.slice.call(arguments, 0));\n                this._initialized = true;\n            }\n        };\n        _(_class.prototype).extend(_baseClass.prototype);\n\n        return _class;\n\n    },\n    regexpFromTextOrArray: (function() {\n        var charsub = [\n                '[aáàâä]',\n                '[cç]',\n                '[eéèêë]',\n                '[iíìîï]',\n                '[oóòôö]',\n                '[uùûü]'\n            ],\n            removeChars = [\n                String.fromCharCode(768), String.fromCharCode(769), String.fromCharCode(770), String.fromCharCode(771), String.fromCharCode(807),\n                \"｛\", \"｝\", \"（\", \"）\", \"［\", \"］\", \"【\", \"】\", \"、\", \"・\", \"‥\", \"。\", \"「\", \"」\", \"『\", \"』\", \"〜\", \"：\", \"！\", \"？\", \"　\",\n                \",\", \" \", \";\", \"(\", \")\", \".\", \"*\", \"+\", \"\\\\\", \"?\", \"|\", \"{\", \"}\", \"[\", \"]\", \"^\", \"#\", \"/\"\n            ],\n            remsrc = \"[\\\\\" + removeChars.join(\"\\\\\") + \"]\",\n            remrx = new RegExp(remsrc, \"gm\"),\n            charsrx = _(charsub).map(function(c) {\n                return new RegExp(c);\n            });\n\n        function replaceText(_text) {\n            var txt = _text.toLowerCase().replace(remrx,\"\"), src = \"\";\n            function makeReplaceFunc(l) {\n              return function(k,v) {\n                l = l.replace(charsrx[k], v);\n              };\n            }\n            for (var j = 0; j < txt.length; j++) {\n                if (j) {\n                    src += remsrc + \"*\";\n                }\n                var l = txt[j];\n                _(charsub).each(makeReplaceFunc(l));\n                src += l;\n            }\n            return src;\n        }\n\n        function getSource(inp) {\n            switch (typeof inp) {\n                case \"string\":\n                    return replaceText(inp);\n                case \"object\":\n                    var src = '';\n                    _(inp).each(function(v) {\n                        var res = getSource(v);\n                        if (res) {\n                            if (src) {\n                                src += '|';\n                            }\n                            src += res;\n                        }\n                    });\n                    return src;\n            }\n            return '';\n        }\n\n        return function(_textOrArray) {\n            var source = getSource(_textOrArray);\n            if (source) {\n                var testrx = new RegExp( source, \"im\"),\n                    replacerx = new RegExp( '(' + source + ')', \"igm\");\n                return {\n                    isempty: false,\n                    source: source,\n                    test: function(_t) { return testrx.test(_t); },\n                    replace: function(_text, _replace) { return _text.replace(replacerx, _replace); }\n                };\n            } else {\n                return {\n                    isempty: true,\n                    source: '',\n                    test: function() { return true; },\n                    replace: function(_text) { return text; }\n                };\n            }\n        };\n    })(),\n    /* The minimum distance (in pixels) the mouse has to move to consider an element was dragged */\n    _MIN_DRAG_DISTANCE: 2,\n    /* Distance between the inner and outer radius of buttons that appear when hovering on a node */\n    _NODE_BUTTON_WIDTH: 40,\n\n    _EDGE_BUTTON_INNER: 2,\n    _EDGE_BUTTON_OUTER: 40,\n    /* Constants used to know if a specific action is to be performed when clicking on the canvas */\n    _CLICKMODE_ADDNODE: 1,\n    _CLICKMODE_STARTEDGE: 2,\n    _CLICKMODE_ENDEDGE: 3,\n    /* Node size step: Used to calculate the size change when clicking the +/- buttons */\n    _NODE_SIZE_STEP: Math.LN2/4,\n    _MIN_SCALE: 1/20,\n    _MAX_SCALE: 20,\n    _MOUSEMOVE_RATE: 80,\n    _DOUBLETAP_DELAY: 800,\n    /* Maximum distance in pixels (squared, to reduce calculations)\n     * between two taps when double-tapping on a touch terminal */\n    _DOUBLETAP_DISTANCE: 20*20,\n    /* A placeholder so a default colour is displayed when a node has a null value for its user property */\n    _USER_PLACEHOLDER: function(_renkan) {\n        return {\n            color: _renkan.options.default_user_color,\n            title: _renkan.translate(\"(unknown user)\"),\n            get: function(attr) {\n                return this[attr] || false;\n            }\n        };\n    },\n    /* The code for the \"Drag and Add Bookmarklet\", slightly minified and with whitespaces removed, though\n     * it doesn't seem that it's still a requirement in newer browsers (i.e. the ones compatibles with canvas drawing)\n     */\n    _BOOKMARKLET_CODE: function(_renkan) {\n        return \"(function(a,b,c,d,e,f,h,i,j,k,l,m,n,o,p,q,r){a=document;b=a.body;c=a.location.href;j='draggable';m='text/x-iri-';d=a.createElement('div');d.innerHTML='<p_style=\\\"position:fixed;top:0;right:0;font:bold_18px_sans-serif;color:#fff;background:#909;padding:10px;z-index:100000;\\\">\" +\n        _renkan.translate(\"Drag items from this website, drop them in Renkan\").replace(/ /g,\"_\") +\n        \"</p>'.replace(/_/g,String.fromCharCode(32));b.appendChild(d);e=[{r:/https?:\\\\/\\\\/[^\\\\/]*twitter\\\\.com\\\\//,s:'.tweet',n:'twitter'},{r:/https?:\\\\/\\\\/[^\\\\/]*google\\\\.[^\\\\/]+\\\\//,s:'.g',n:'google'},{r:/https?:\\\\/\\\\/[^\\\\/]*lemonde\\\\.fr\\\\//,s:'[data-vr-contentbox]',n:'lemonde'}];f=false;e.forEach(function(g){if(g.r.test(c)){f=g;}});if(f){h=function(){Array.prototype.forEach.call(a.querySelectorAll(f.s),function(i){i[j]=true;k=i.style;k.borderWidth='2px';k.borderColor='#909';k.borderStyle='solid';k.backgroundColor='rgba(200,0,180,.1)';})};window.setInterval(h,500);h();};a.addEventListener('dragstart',function(k){l=k.dataTransfer;l.setData(m+'source-uri',c);l.setData(m+'source-title',a.title);n=k.target;if(f){o=n;while(!o.attributes[j]){o=o.parentNode;if(o==b){break;}}}if(f&&o.attributes[j]){p=o.cloneNode(true);l.setData(m+'specific-site',f.n)}else{q=a.getSelection();if(q.type==='Range'||!q.type){p=q.getRangeAt(0).cloneContents();}else{p=n.cloneNode();}}r=a.createElement('div');r.appendChild(p);l.setData('text/x-iri-selected-text',r.textContent.trim());l.setData('text/x-iri-selected-html',r.innerHTML);},false);})();\";\n    },\n    /* Shortens text to the required length then adds ellipsis */\n    shortenText: function(_text, _maxlength) {\n        return (_text.length > _maxlength ? (_text.substr(0,_maxlength) + '…') : _text);\n    },\n    /* Drawing an edit box with an arrow and positioning the edit box according to the position of the node/edge being edited\n     * Called by Rkns.Renderer.NodeEditor and Rkns.Renderer.EdgeEditor */\n    drawEditBox: function(_options, _coords, _path, _xmargin, _selector) {\n        _selector.css({\n            width: ( _options.tooltip_width - 2* _options.tooltip_padding )\n        });\n        var _height = _selector.outerHeight() + 2* _options.tooltip_padding,\n        _isLeft = (_coords.x < paper.view.center.x ? 1 : -1),\n        _left = _coords.x + _isLeft * ( _xmargin + _options.tooltip_arrow_length ),\n        _right = _coords.x + _isLeft * ( _xmargin + _options.tooltip_arrow_length + _options.tooltip_width ),\n        _top = _coords.y - _height / 2;\n        if (_top + _height > (paper.view.size.height - _options.tooltip_margin)) {\n            _top = Math.max( paper.view.size.height - _options.tooltip_margin, _coords.y + _options.tooltip_arrow_width / 2 ) - _height;\n        }\n        if (_top < _options.tooltip_margin) {\n            _top = Math.min( _options.tooltip_margin, _coords.y - _options.tooltip_arrow_width / 2 );\n        }\n        var _bottom = _top + _height;\n        /* jshint laxbreak:true */\n        _path.segments[0].point\n          = _path.segments[7].point\n          = _coords.add([_isLeft * _xmargin, 0]);\n        _path.segments[1].point.x\n          = _path.segments[2].point.x\n          = _path.segments[5].point.x\n          = _path.segments[6].point.x\n          = _left;\n        _path.segments[3].point.x\n          = _path.segments[4].point.x\n          = _right;\n        _path.segments[2].point.y\n          = _path.segments[3].point.y\n          = _top;\n        _path.segments[4].point.y\n          = _path.segments[5].point.y\n          = _bottom;\n        _path.segments[1].point.y = _coords.y - _options.tooltip_arrow_width / 2;\n        _path.segments[6].point.y = _coords.y + _options.tooltip_arrow_width / 2;\n        _path.closed = true;\n        _path.fillColor = new paper.GradientColor(new paper.Gradient([_options.tooltip_top_color, _options.tooltip_bottom_color]), [0,_top], [0, _bottom]);\n        _selector.css({\n            left: (_options.tooltip_padding + Math.min(_left, _right)),\n            top: (_options.tooltip_padding + _top)\n        });\n        return _path;\n    }\n};\n})(window);\n\n/* END main.js */\n","(function() {\n    \"use strict\";\n    var root = this;\n\n    var Backbone = root.Backbone;\n\n    var Models = root.Rkns.Models = {};\n\n\n    Models.getUID = function(obj) {\n        var guid = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {\n            var r = Math.random()*16|0, v = c === 'x' ? r : (r&0x3|0x8);\n            return v.toString(16);\n        });\n        if(typeof obj !== 'undefined') {\n            return obj.type + \"-\" + guid;\n        }\n        else {\n            return guid;\n        }\n    };\n\n\n    var RenkanModel = Backbone.RelationalModel.extend({\n        idAttribute : \"_id\",\n        constructor: function(options) {\n\n            if (typeof options !== \"undefined\") {\n                options._id = options._id || options.id || Models.getUID(this);\n                options.title = options.title || \"\";\n                options.description = options.description || \"\";\n                options.uri = options.uri || \"\";\n\n                if(typeof this.prepare === \"function\") {\n                    options = this.prepare(options);\n                }\n            }\n            Backbone.RelationalModel.prototype.constructor.call(this, options);\n        },\n        validate: function() {\n            if(!this.type) {\n                return \"object has no type\";\n            }\n        },\n        addReference : function(_options, _propName, _list, _id, _default) {\n            var _element = _list.get(_id);\n            if (typeof _element === \"undefined\" && typeof _default !== \"undefined\") {\n                _options[_propName ] = _default;\n            }\n            else {\n                _options[_propName ] = _element;\n            }\n        }\n    });\n\n    // USER\n    var User = Models.User = RenkanModel.extend({\n        type: \"user\",\n        prepare: function(options) {\n            options.color = options.color || \"#666666\";\n            return options;\n        },\n        toJSON: function() {\n            return {\n                _id: this.get(\"_id\"),\n                title: this.get(\"title\"),\n                uri: this.get(\"uri\"),\n                description: this.get(\"description\"),\n                color: this.get(\"color\")\n            };\n        }\n    });\n\n    // NODE\n    var Node = Models.Node = RenkanModel.extend({\n        type: \"node\",\n        relations: [{\n            type: Backbone.HasOne,\n            key: \"created_by\",\n            relatedModel: User\n        }],\n        prepare: function(options) {\n            var project = options.project;\n            this.addReference(options, \"created_by\", project.get(\"users\"), options.created_by, project.current_user);\n            options.description = options.description || \"\";\n            return options;\n        },\n        toJSON: function() {\n            return {\n                _id: this.get(\"_id\"),\n                title: this.get(\"title\"),\n                uri: this.get(\"uri\"),\n                description: this.get(\"description\"),\n                position: this.get(\"position\"),\n                image: this.get(\"image\"),\n                color: this.get(\"color\"),\n                created_by: this.get(\"created_by\") ? this.get(\"created_by\").get(\"_id\") : null,\n                size: this.get(\"size\"),\n                clip_path: this.get(\"clip_path\"),\n                shape: this.get(\"shape\")\n            };\n        }\n    });\n\n    // EDGE\n    var Edge = Models.Edge = RenkanModel.extend({\n        type: \"edge\",\n        relations: [\n          {\n            type: Backbone.HasOne,\n            key: \"created_by\",\n            relatedModel: User\n          },\n          {\n            type: Backbone.HasOne,\n            key: \"from\",\n            relatedModel: Node\n          },\n          {\n            type: Backbone.HasOne,\n            key: \"to\",\n            relatedModel: Node\n          }\n        ],\n        prepare: function(options) {\n            var project = options.project;\n            this.addReference(options, \"created_by\", project.get(\"users\"), options.created_by, project.current_user);\n            this.addReference(options, \"from\", project.get(\"nodes\"), options.from);\n            this.addReference(options, \"to\", project.get(\"nodes\"), options.to);\n            return options;\n        },\n        toJSON: function() {\n            return {\n                _id: this.get(\"_id\"),\n                title: this.get(\"title\"),\n                uri: this.get(\"uri\"),\n                description: this.get(\"description\"),\n                from: this.get(\"from\") ? this.get(\"from\").get(\"_id\") : null,\n                to: this.get(\"to\") ? this.get(\"to\").get(\"_id\") : null,\n                color: this.get(\"color\"),\n                created_by: this.get(\"created_by\") ? this.get(\"created_by\").get(\"_id\") : null\n            };\n        }\n    });\n\n    // View\n    var View = Models.View = RenkanModel.extend({\n        type: \"view\",\n        relations: [\n            {\n                type: Backbone.HasOne,\n                key: \"created_by\",\n                relatedModel: User\n            }\n        ],\n        prepare: function(options) {\n            var project = options.project;\n            this.addReference(options, \"created_by\", project.get(\"users\"), options.created_by, project.current_user);\n            options.description = options.description || \"\";\n            if(typeof options.offset !== \"undefined\") {\n                var offset = {};\n                if (Array.isArray(options.offset)) {\n                  offset.x = options.offset[0];\n                  offset.y = options.offset.length > 1 ? options.offset[1] : options.offset[0];\n                }\n                else if (options.offset.x != null) {\n                  offset.x = options.offset.x;\n                  offset.y = options.offset.y;\n                }\n                options.offset = offset;\n            }\n            return options;\n        },\n        toJSON: function() {\n            return {\n                _id: this.get(\"_id\"),\n                zoom_level: this.get(\"zoom_level\"),\n                offset: this.get(\"offset\"),\n                title: this.get(\"title\"),\n                description: this.get(\"description\"),\n                created_by: this.get(\"created_by\") ? this.get(\"created_by\").get(\"_id\") : null\n                // Don't need project id\n            };\n        }\n    });\n\n    // PROJECT\n    var Project = Models.Project = RenkanModel.extend({\n        type: \"project\",\n        blacklist: ['save_status',],\n        relations: [\n          {\n            type: Backbone.HasMany,\n            key: \"users\",\n            relatedModel: User,\n            reverseRelation: {\n                key: 'project',\n                includeInJSON: '_id'\n            }\n          },\n          {\n            type: Backbone.HasMany,\n            key: \"nodes\",\n            relatedModel: Node,\n            reverseRelation: {\n                key: 'project',\n                includeInJSON: '_id'\n            }\n          },\n          {\n            type: Backbone.HasMany,\n            key: \"edges\",\n            relatedModel: Edge,\n            reverseRelation: {\n                key: 'project',\n                includeInJSON: '_id'\n            }\n          },\n          {\n            type: Backbone.HasMany,\n            key: \"views\",\n            relatedModel: View,\n            reverseRelation: {\n                key: 'project',\n                includeInJSON: '_id'\n            }\n          }\n        ],\n        addUser: function(_props, _options) {\n            _props.project = this;\n            var _user = User.findOrCreate(_props);\n            this.get(\"users\").push(_user, _options);\n            return _user;\n        },\n        addNode: function(_props, _options) {\n            _props.project = this;\n            var _node = Node.findOrCreate(_props);\n            this.get(\"nodes\").push(_node, _options);\n            return _node;\n        },\n        addEdge: function(_props, _options) {\n            _props.project = this;\n            var _edge = Edge.findOrCreate(_props);\n            this.get(\"edges\").push(_edge, _options);\n            return _edge;\n        },\n        addView: function(_props, _options) {\n            _props.project = this;\n            // TODO: check if need to replace with create only\n            var _view = View.findOrCreate(_props);\n            // TODO: Should we remember only one view?\n            this.get(\"views\").push(_view, _options);\n            return _view;\n        },\n        removeNode: function(_model) {\n            this.get(\"nodes\").remove(_model);\n        },\n        removeEdge: function(_model) {\n            this.get(\"edges\").remove(_model);\n        },\n        validate: function(options) {\n            var _project = this;\n            _([].concat(options.users, options.nodes, options.edges, options.views)).each(function(_item) {\n                if(_item) {\n                    _item.project = _project;\n                }\n            });\n        },\n        // Add event handler to remove edges when a node is removed\n        initialize: function() {\n            var _this = this;\n            this.on(\"remove:nodes\", function(_node) {\n                _this.get(\"edges\").remove(\n                    _this.get(\"edges\").filter(function(_edge) {\n                        return _edge.get(\"from\") === _node || _edge.get(\"to\") === _node;\n                    })\n                );\n            });\n        },\n        toJSON: function(){\n        \tvar json = _.clone(this.attributes);\n        \tfor(var attr in json) {\n        \t\tif((json[attr] instanceof Backbone.Model) || (json[attr] instanceof Backbone.Collection) || (json[attr] instanceof RenkanModel)) {\n        \t\t\tjson[attr] = json[attr].toJSON();   \n        \t\t}\n        \t}\n        \treturn _.omit(json, this.blacklist);\n        }\n    });\n\n    var RosterUser = Models.RosterUser = Backbone.Model.extend({\n        type: \"roster_user\",\n        idAttribute : \"_id\",\n\n        constructor: function(options) {\n\n            if (typeof options !== \"undefined\") {\n                options._id = options._id || options.id || Models.getUID(this);\n                options.title = options.title || \"(untitled \" + this.type + \")\";\n                options.description = options.description || \"\";\n                options.uri = options.uri || \"\";\n                options.project = options.project || null;\n                options.site_id = options.site_id || 0;\n\n                if(typeof this.prepare === \"function\") {\n                    options = this.prepare(options);\n                }\n            }\n            Backbone.Model.prototype.constructor.call(this, options);\n        },\n\n        validate: function() {\n            if(!this.type) {\n                return \"object has no type\";\n            }\n        },\n\n        prepare: function(options) {\n            options.color = options.color || \"#666666\";\n            return options;\n        },\n\n        toJSON: function() {\n            return {\n                _id: this.get(\"_id\"),\n                title: this.get(\"title\"),\n                uri: this.get(\"uri\"),\n                description: this.get(\"description\"),\n                color: this.get(\"color\"),\n                project: (this.get(\"project\") != null)?this.get(\"project\").get(\"id\"):null,\n                site_id: this.get(\"site_id\")\n            };\n        }\n    });\n\n    var UsersList = Models.UsersList = Backbone.Collection.extend({\n        model: RosterUser\n    });\n\n\n}).call(window);\n","Rkns.defaults = {\n\n    language: (navigator.language || navigator.userLanguage || \"en\"),\n        /* GUI Language */\n    container: \"renkan\",\n        /* GUI Container DOM element ID */\n    search: [],\n        /* List of Search Engines */\n    bins: [],\n           /* List of Bins */\n    static_url: \"\",\n        /* URL for static resources */\n    show_bins: true,\n        /* Show bins in left column */\n    properties: [],\n        /* Semantic properties for edges */\n    show_editor: true,\n        /* Show the graph editor... Setting this to \"false\" only shows the bins part ! */\n    read_only: false,\n        /* Allows editing of renkan without changing the rest of the GUI. Can be switched on/off on the fly to block/enable editing */\n    editor_mode: true,\n        /* Switch for Publish/Edit GUI. If editor_mode is false, read_only will be true.  */\n    manual_save: false,\n        /* In snapshot mode, clicking on the floppy will save a snapshot. Otherwise, it will show the connection status */\n    show_top_bar: true,\n        /* Show the top bar, (title, buttons, users) */\n    default_user_color: \"#303030\",\n    size_bug_fix: true,\n        /* Resize the canvas after load (fixes a bug on iPad and FF Mac) */\n    force_resize: false,\n    allow_double_click: true,\n        /* Allows Double Click to create a node on an empty background */\n    zoom_on_scroll: true,\n        /* Allows to use the scrollwheel to zoom */\n    element_delete_delay: 0,\n        /* Delay between clicking on the bin on an element and really deleting it\n           Set to 0 for delete confirm */\n    autoscale_padding: 50,\n    default_view: false,\n\t/* Allows to load default view (zoom+offset) at start on read_only mode, instead of autoScale. default_view has to be an integer 0,1,2... */\n\n    /* TOP BAR BUTTONS */\n    show_search_field: true,\n    show_user_list: true,\n    user_name_editable: true,\n    user_color_editable: true,\n    show_user_color: true,\n    show_save_button: true,\n    show_export_button: true,\n    show_open_button: false,\n    show_addnode_button: true,\n    show_addedge_button: true,\n    show_bookmarklet: true,\n    show_fullscreen_button: true,\n    home_button_url: false,\n    home_button_title: \"Home\",\n\n    /* MINI-MAP OPTIONS */\n\n    show_minimap: true,\n        /* Show a small map at the bottom right */\n    minimap_width: 160,\n    minimap_height: 120,\n    minimap_padding: 20,\n    minimap_background_color: \"#ffffff\",\n    minimap_border_color: \"#cccccc\",\n    minimap_highlight_color: \"#ffff00\",\n    minimap_highlight_weight: 5,\n\n    /* EDGE/NODE COMMON OPTIONS */\n\n    buttons_background: \"#202020\",\n    buttons_label_color: \"#c000c0\",\n    buttons_label_font_size: 9,\n\n    /* NODE DISPLAY OPTIONS */\n\n    show_node_circles: true,\n        /* Show circles for nodes */\n    clip_node_images: true,\n        /* Constraint node images to circles */\n    node_images_fill_mode: false,\n        /* Set to false for \"letterboxing\" (height/width of node adapted to show full image)\n           Set to true for \"crop\" (adapted to fill circle) */\n    node_size_base: 25,\n    node_stroke_width: 2,\n    selected_node_stroke_width: 4,\n    node_fill_color: \"#ffffff\",\n    highlighted_node_fill_color: \"#ffff00\",\n    node_label_distance: 5,\n        /* Vertical distance between node and label */\n    node_label_max_length: 60,\n        /* Maximum displayed text length */\n    label_untitled_nodes: \"(untitled)\",\n        /* Label to display on untitled nodes */\n    change_shapes: true,\n        /* Change shapes enabled */\n\n    /* EDGE DISPLAY OPTIONS */\n\n    edge_stroke_width: 2,\n    selected_edge_stroke_width: 4,\n    edge_label_distance: 0,\n    edge_label_max_length: 20,\n    edge_arrow_length: 18,\n    edge_arrow_width: 12,\n    edge_gap_in_bundles: 12,\n    label_untitled_edges: \"\",\n\n    /* CONTEXTUAL DISPLAY (TOOLTIP OR EDITOR) OPTIONS */\n\n    tooltip_width: 275,\n    tooltip_padding: 10,\n    tooltip_margin: 15,\n    tooltip_arrow_length : 20,\n    tooltip_arrow_width : 40,\n    tooltip_top_color: \"#f0f0f0\",\n    tooltip_bottom_color: \"#d0d0d0\",\n    tooltip_border_color: \"#808080\",\n    tooltip_border_width: 1,\n\n    /* NODE EDITOR OPTIONS */\n\n    show_node_editor_uri: true,\n    show_node_editor_description: true,\n    show_node_editor_size: true,\n    show_node_editor_color: true,\n    show_node_editor_image: true,\n    show_node_editor_creator: true,\n    allow_image_upload: true,\n    uploaded_image_max_kb: 500,\n\n    /* NODE TOOLTIP OPTIONS */\n\n    show_node_tooltip_uri: true,\n    show_node_tooltip_description: true,\n    show_node_tooltip_color: true,\n    show_node_tooltip_image: true,\n    show_node_tooltip_creator: true,\n\n    /* EDGE EDITOR OPTIONS */\n\n    show_edge_editor_uri: true,\n    show_edge_editor_color: true,\n    show_edge_editor_direction: true,\n    show_edge_editor_nodes: true,\n    show_edge_editor_creator: true,\n\n    /* EDGE TOOLTIP OPTIONS */\n\n    show_edge_tooltip_uri: true,\n    show_edge_tooltip_color: true,\n    show_edge_tooltip_nodes: true,\n    show_edge_tooltip_creator: true\n\n    /* */\n\n};\n","Rkns.i18n = {\n    fr: {\n        \"Edit Node\": \"Édition d’un nœud\",\n        \"Edit Edge\": \"Édition d’un lien\",\n        \"Title:\": \"Titre :\",\n        \"URI:\": \"URI :\",\n        \"Description:\": \"Description :\",\n        \"From:\": \"De :\",\n        \"To:\": \"Vers :\",\n        \"Image\": \"Image\",\n        \"Image URL:\": \"URL d'Image\",\n        \"Choose Image File:\": \"Choisir un fichier image\",\n        \"Full Screen\": \"Mode plein écran\",\n        \"Add Node\": \"Ajouter un nœud\",\n        \"Add Edge\": \"Ajouter un lien\",\n        \"Save Project\": \"Enregistrer le projet\",\n        \"Open Project\": \"Ouvrir un projet\",\n        \"Auto-save enabled\": \"Enregistrement automatique activé\",\n        \"Connection lost\": \"Connexion perdue\",\n        \"Created by:\": \"Créé par :\",\n        \"Zoom In\": \"Agrandir l’échelle\",\n        \"Zoom Out\": \"Rapetisser l’échelle\",\n        \"Edit\": \"Éditer\",\n        \"Remove\": \"Supprimer\",\n        \"Cancel deletion\": \"Annuler la suppression\",\n        \"Link to another node\": \"Créer un lien\",\n        \"Enlarge\": \"Agrandir\",\n        \"Shrink\": \"Rétrécir\",\n        \"Click on the background canvas to add a node\": \"Cliquer sur le fond du graphe pour rajouter un nœud\",\n        \"Click on a first node to start the edge\": \"Cliquer sur un premier nœud pour commencer le lien\",\n        \"Click on a second node to complete the edge\": \"Cliquer sur un second nœud pour terminer le lien\",\n        \"Wikipedia\": \"Wikipédia\",\n        \"Wikipedia in \": \"Wikipédia en \",\n        \"French\": \"Français\",\n        \"English\": \"Anglais\",\n        \"Japanese\": \"Japonais\",\n        \"Untitled project\": \"Projet sans titre\",\n        \"Lignes de Temps\": \"Lignes de Temps\",\n        \"Loading, please wait\": \"Chargement en cours, merci de patienter\",\n        \"Edge color:\": \"Couleur :\",\n        \"Node color:\": \"Couleur :\",\n        \"Choose color\": \"Choisir une couleur\",\n        \"Change edge direction\": \"Changer le sens du lien\",\n        \"Do you really wish to remove node \": \"Voulez-vous réellement supprimer le nœud \",\n        \"Do you really wish to remove edge \": \"Voulez-vous réellement supprimer le lien \",\n        \"This file is not an image\": \"Ce fichier n'est pas une image\",\n        \"Image size must be under \": \"L'image doit peser moins de \",\n        \"Size:\": \"Taille :\",\n        \"KB\": \"ko\",\n        \"Choose from vocabulary:\": \"Choisir dans un vocabulaire :\",\n        \"SKOS Documentation properties\": \"SKOS: Propriétés documentaires\",\n        \"has note\": \"a pour note\",\n        \"has example\": \"a pour exemple\",\n        \"has definition\": \"a pour définition\",\n        \"SKOS Semantic relations\": \"SKOS: Relations sémantiques\",\n        \"has broader\": \"a pour concept plus large\",\n        \"has narrower\": \"a pour concept plus étroit\",\n        \"has related\": \"a pour concept apparenté\",\n        \"Dublin Core Metadata\": \"Métadonnées Dublin Core\",\n        \"has contributor\": \"a pour contributeur\",\n        \"covers\": \"couvre\",\n        \"created by\": \"créé par\",\n        \"has date\": \"a pour date\",\n        \"published by\": \"édité par\",\n        \"has source\": \"a pour source\",\n        \"has subject\": \"a pour sujet\",\n        \"Dragged resource\": \"Ressource glisée-déposée\",\n        \"Search the Web\": \"Rechercher en ligne\",\n        \"Search in Bins\": \"Rechercher dans les chutiers\",\n        \"Close bin\": \"Fermer le chutier\",\n        \"Refresh bin\": \"Rafraîchir le chutier\",\n        \"(untitled)\": \"(sans titre)\",\n        \"Select contents:\": \"Sélectionner des contenus :\",\n        \"Drag items from this website, drop them in Renkan\": \"Glissez des éléments de ce site web vers Renkan\",\n        \"Drag this button to your bookmark bar. When on a third-party website, click it to enable drag-and-drop from the website to Renkan.\": \"Glissez ce bouton vers votre barre de favoris. Ensuite, depuis un site tiers, cliquez dessus pour activer 'Drag-to-Add' puis glissez des éléments de ce site vers Renkan\",\n        \"Shapes available\": \"Formes disponibles\",\n        \"Circle\": \"Cercle\",\n        \"Square\": \"Carré\",\n        \"Diamond\": \"Losange\",\n        \"Hexagone\": \"Hexagone\",\n        \"Ellipse\": \"Ellipse\",\n        \"Star\": \"Étoile\",\n        \"Zoom Fit\": \"Ajuster le Zoom\",\n        \"Download Project\": \"Télécharger le projet\",\n        \"Zoom Save\": \"Sauver le Zoom\",\n        \"View saved zoom\": \"Restaurer le Zoom\",\n        \"Renkan \\'Drag-to-Add\\' bookmarklet\": \"Renkan \\'Deplacer-Pour-Ajouter\\' Signet\",\n        \"(unknown user)\":\"(non authentifié)\",\n        \"<unknown user>\":\"<non authentifié>\",\n        \"Search in graph\":\"Rechercher dans carte\",\n        \"Search in \" : \"Chercher dans \"\n    }\n};\n","/* Saves the Full JSON at each modification */\n\nRkns.jsonIO = function(_renkan, _opts) {\n    var _proj = _renkan.project;\n    if (typeof _opts.http_method === \"undefined\") {\n        _opts.http_method = 'PUT';\n    }\n    var _load = function() {\n        _renkan.renderer.redrawActive = false;\n        _proj.set({loading_status:true});\n        Rkns.$.getJSON(_opts.url, function(_data) {\n            _proj.set(_data, {validate: true});\n            _proj.set({loading_status:false});\n            _proj.set({save_status:0});\n            _renkan.renderer.redrawActive = true;\n            _renkan.renderer.autoScale();\n        });\n    };\n    var _save = function() {\n    \t_proj.set({save_status:2});\n        var _data = _proj.toJSON();\n        if (!_renkan.read_only) {\n            Rkns.$.ajax({\n                type: _opts.http_method,\n                url: _opts.url,\n                contentType: \"application/json\",\n                data: JSON.stringify(_data),\n                success: function(data, textStatus, jqXHR) {\n                \t_proj.set({save_status:0});\n                }\n            });\n        }\n\n    };\n    var _thrSave = Rkns._.throttle(\n        function() {\n            setTimeout(_save, 100);\n        }, 1000);\n    _proj.on(\"add:nodes add:edges add:users add:views\", function(_model) {\n        _model.on(\"change remove\", function(_model) {\n            _thrSave();\n        });\n        _thrSave();\n    });\n    _proj.on(\"change\", function() {\n    \tif(!(_proj.changedAttributes.length === 1 && _proj.hasChanged('save_status'))) {\n    \t\t_thrSave();\n    \t}\n    });\n\n    _load();\n};\n","/* Saves the Full JSON once */\n\nRkns.jsonIOSaveOnClick = function(_renkan, _opts) {\n    var _proj = _renkan.project,\n        _saveWarn = false,\n        _onLeave = function() {\n            return \"Project not saved\";\n        };\n    if (typeof _opts.http_method === \"undefined\") {\n        _opts.http_method = 'POST';\n    }\n    var _load = function() {\n        var getdata = {},\n            rx = /id=([^&#?=]+)/,\n            matches = document.location.hash.match(rx);\n        if (matches) {\n            getdata.id = matches[1];\n        }\n        Rkns.$.ajax({\n            url: _opts.url,\n            data: getdata,\n            beforeSend: function(){\n            \t_proj.set({loading_status:true});\n            },\n            success: function(_data) {\n                _proj.set(_data, {validate: true});\n            \t_proj.set({loading_status:false});\n                _proj.set({save_status:0});\n            \t_renkan.renderer.autoScale();\n            }\n        });\n    };\n    var _save = function() {\n        _proj.set(\"saved_at\", new Date());\n        var _data = _proj.toJSON();\n        Rkns.$.ajax({\n            type: _opts.http_method,\n            url: _opts.url,\n            contentType: \"application/json\",\n            data: JSON.stringify(_data),\n            beforeSend: function(){\n            \t_proj.set({save_status:2});\n            },\n            success: function(data, textStatus, jqXHR) {\n                $(window).off(\"beforeunload\", _onLeave);\n                _saveWarn = false;\n                _proj.set({save_status:0});\n                //document.location.hash = \"#id=\" + data.id;\n                //$(\".Rk-Notifications\").text(\"Saved as \"+document.location.href).fadeIn().delay(2000).fadeOut();\n            }\n        });\n    };\n    var _checkLeave = function() {\n    \t_proj.set({save_status:1});\n    \t\n        var title = _proj.get(\"title\");\n        if (title && _proj.get(\"nodes\").length) {\n            $(\".Rk-Save-Button\").removeClass(\"disabled\");\n        } else {\n            $(\".Rk-Save-Button\").addClass(\"disabled\");\n        }\n        if (title) {\n            $(\".Rk-PadTitle\").css(\"border-color\",\"#333333\");\n        }\n        if (!_saveWarn) {\n            _saveWarn = true;\n            $(window).on(\"beforeunload\", _onLeave);\n        }\n    };\n    _load();\n    _proj.on(\"add:nodes add:edges add:users change\", function(_model) {\n\t    _model.on(\"change remove\", function(_model) {\n\t    \tif(!(_model.changedAttributes.length === 1 && _model.hasChanged('save_status'))) {\n\t    \t\t_checkLeave();\n\t    \t}\n\t    });\n\t\tif(!(_proj.changedAttributes.length === 1 && _proj.hasChanged('save_status'))) {\n\t\t    _checkLeave();\n    \t}\n    });\n    _renkan.renderer.save = function() {\n        if ($(\".Rk-Save-Button\").hasClass(\"disabled\")) {\n            if (!_proj.get(\"title\")) {\n                $(\".Rk-PadTitle\").css(\"border-color\",\"#ff0000\");\n            }\n        } else {\n            _save();\n        }\n    };\n};\n","(function(Rkns) {\n\"use strict\";\n\nvar _ = Rkns._;\n\nvar Ldt = Rkns.Ldt = {};\n\nvar Bin = Ldt.Bin = function(_renkan, _opts) {\n    if (_opts.ldt_type) {\n        var Resclass = Ldt[_opts.ldt_type+\"Bin\"];\n        if (Resclass) {\n            return new Resclass(_renkan, _opts);\n        }\n    }\n    console.error(\"No such LDT Bin Type\");\n};\n\nvar ProjectBin = Ldt.ProjectBin = Rkns.Utils.inherit(Rkns._BaseBin);\n\nProjectBin.prototype.tagTemplate = _.template(\n    '<li class=\"Rk-Bin-Item\" draggable=\"true\" data-image=\"<%- Rkns.Utils.getFullURL(static_url+\\'img/ldt-tag.png\\') %>\" data-uri=\"<%=ldt_platform%>ldtplatform/ldt/front/search/?search=<%=encodedtitle%>&field=all\" data-title=\"<%-title%>\" data-description=\"Tag \\'<%-title%>\\'\">' +\n    '<img class=\"Rk-Ldt-Tag-Icon\" src=\"<%-static_url%>img/ldt-tag.png\" /><h4><%=htitle%></h4><div class=\"Rk-Clear\"></div></li>'\n);\n\nProjectBin.prototype.annotationTemplate = _.template(\n    '<li class=\"Rk-Bin-Item\" draggable=\"true\" data-image=\"<%- Rkns.Utils.getFullURL(image) %>\" data-uri=\"<%=ldt_platform%>ldtplatform/ldt/front/player/<%=mediaid%>/#id=<%=annotationid%>\" data-title=\"<%-title%>\" data-description=\"<%-description%>\">' +\n    '<img class=\"Rk-Ldt-Annotation-Icon\" src=\"<%=image%>\"/><h4><%=htitle%></h4><p><%=hdescription%></p><p>Start: <%=start%>, End: <%=end%>, Duration: <%=duration%></p><div class=\"Rk-Clear\"></div></li>'\n);\n\nProjectBin.prototype._init = function(_renkan, _opts) {\n    this.renkan = _renkan;\n    this.proj_id = _opts.project_id;\n    this.ldt_platform = _opts.ldt_platform || \"http://ldt.iri.centrepompidou.fr/\";\n    this.title_$.html(_opts.title);\n    this.title_icon_$.addClass('Rk-Ldt-Title-Icon');\n    this.refresh();\n};\n\nProjectBin.prototype.render = function(searchbase) {\n    var search = searchbase || Rkns.Utils.regexpFromTextOrArray();\n    function highlight(_text) {\n        var _e = _(_text).escape();\n        return search.isempty ? _e : search.replace(_e, \"<span class='searchmatch'>$1</span>\");\n    }\n    function convertTC(_ms) {\n        function pad(_n) {\n            var _res = _n.toString();\n            while (_res.length < 2) {\n                _res = '0' + _res;\n            }\n            return _res;\n        }\n        var _totalSeconds = Math.abs(Math.floor(_ms/1000)),\n            _hours = Math.floor(_totalSeconds / 3600),\n            _minutes = (Math.floor(_totalSeconds / 60) % 60),\n            _seconds = _totalSeconds % 60,\n            _res = '';\n        if (_hours) {\n            _res += pad(_hours) + ':';\n        }\n        _res += pad(_minutes) + ':' + pad(_seconds);\n        return _res;\n    }\n\n    var _html = '<li><h3>Tags</h3></li>',\n        _projtitle = this.data.meta[\"dc:title\"],\n        _this = this,\n        count = 0;\n    _this.title_$.text('LDT Project: \"' + _projtitle + '\"');\n    _(_this.data.tags).map(function(_tag) {\n        var _title = _tag.meta[\"dc:title\"];\n        if (!search.isempty && !search.test(_title)) {\n            return;\n        }\n        count++;\n        _html += _this.tagTemplate({\n            ldt_platform: _this.ldt_platform,\n            title: _title,\n            htitle: highlight(_title),\n            encodedtitle : encodeURIComponent(_title),\n            static_url: _this.renkan.options.static_url\n        });\n    });\n    _html += '<li><h3>Annotations</h3></li>';\n    _(_this.data.annotations).map(function(_annotation) {\n        var _description = _annotation.content.description,\n            _title = _annotation.content.title.replace(_description,\"\");\n        if (!search.isempty && !search.test(_title) && !search.test(_description)) {\n            return;\n        }\n        count++;\n        var _duration = _annotation.end - _annotation.begin,\n            _img = (\n                (_annotation.content && _annotation.content.img && _annotation.content.img.src) ?\n                  _annotation.content.img.src :\n                  ( _duration ? _this.renkan.options.static_url+\"img/ldt-segment.png\" : _this.renkan.options.static_url+\"img/ldt-point.png\" )\n            );\n        _html += _this.annotationTemplate({\n            ldt_platform: _this.ldt_platform,\n            title: _title,\n            htitle: highlight(_title),\n            description: _description,\n            hdescription: highlight(_description),\n            start: convertTC(_annotation.begin),\n            end: convertTC(_annotation.end),\n            duration: convertTC(_duration),\n            mediaid: _annotation.media,\n            annotationid: _annotation.id,\n            image: _img,\n            static_url: _this.renkan.options.static_url\n        });\n    });\n\n    this.main_$.html(_html);\n    if (!search.isempty && count) {\n        this.count_$.text(count).show();\n    } else {\n        this.count_$.hide();\n    }\n    if (!search.isempty && !count) {\n        this.$.hide();\n    } else {\n        this.$.show();\n    }\n    this.renkan.resizeBins();\n};\n\nProjectBin.prototype.refresh = function() {\n    var _this = this;\n    Rkns.$.ajax({\n        url: this.ldt_platform + 'ldtplatform/ldt/cljson/id/' + this.proj_id,\n        dataType: \"jsonp\",\n        success: function(_data) {\n            _this.data = _data;\n            _this.render();\n        }\n    });\n};\n\nvar Search = Ldt.Search = function(_renkan, _opts) {\n    this.renkan = _renkan;\n    this.lang = _opts.lang || \"en\";\n};\n\nSearch.prototype.getBgClass = function() {\n    return \"Rk-Ldt-Icon\";\n};\n\nSearch.prototype.getSearchTitle = function() {\n    return this.renkan.translate(\"Lignes de Temps\");\n};\n\nSearch.prototype.search = function(_q) {\n    this.renkan.tabs.push(\n        new ResultsBin(this.renkan, {\n            search: _q\n        })\n    );\n};\n\nvar ResultsBin = Ldt.ResultsBin = Rkns.Utils.inherit(Rkns._BaseBin);\n\nResultsBin.prototype.segmentTemplate = _.template(\n    '<li class=\"Rk-Bin-Item\" draggable=\"true\" data-image=\"<%- Rkns.Utils.getFullURL(image) %>\" data-uri=\"<%=ldt_platform%>ldtplatform/ldt/front/player/<%=mediaid%>/#id=<%=annotationid%>\" data-title=\"<%-title%>\" data-description=\"<%-description%>\">' +\n    '<img class=\"Rk-Ldt-Annotation-Icon\" src=\"<%=image%>\"/><h4><%=htitle%></h4><p><%=hdescription%></p><p>Start: <%=start%>, End: <%=end%>, Duration: <%=duration%></p><div class=\"Rk-Clear\"></div></li>'\n);\n\nResultsBin.prototype._init = function(_renkan, _opts) {\n    this.renkan = _renkan;\n    this.ldt_platform = _opts.ldt_platform || \"http://ldt.iri.centrepompidou.fr/\";\n    this.max_results = _opts.max_results || 50;\n    this.search = _opts.search;\n    this.title_$.html('Lignes de Temps: \"' + _opts.search + '\"');\n    this.title_icon_$.addClass('Rk-Ldt-Title-Icon');\n    this.refresh();\n};\n\nResultsBin.prototype.render = function(searchbase) {\n    if (!this.data) {\n        return;\n    }\n    var search = searchbase || Rkns.Utils.regexpFromTextOrArray();\n    var highlightrx = (search.isempty ? Rkns.Utils.regexpFromTextOrArray(this.search) : search);\n    function highlight(_text) {\n        return highlightrx.replace(_(_text).escape(), \"<span class='searchmatch'>$1</span>\");\n    }\n    function convertTC(_ms) {\n        function pad(_n) {\n            var _res = _n.toString();\n            while (_res.length < 2) {\n                _res = '0' + _res;\n            }\n            return _res;\n        }\n        var _totalSeconds = Math.abs(Math.floor(_ms/1000)),\n            _hours = Math.floor(_totalSeconds / 3600),\n            _minutes = (Math.floor(_totalSeconds / 60) % 60),\n            _seconds = _totalSeconds % 60,\n            _res = '';\n        if (_hours) {\n            _res += pad(_hours) + ':';\n        }\n        _res += pad(_minutes) + ':' + pad(_seconds);\n        return _res;\n    }\n\n    var _html = '',\n        _this = this,\n        count = 0;\n    _(this.data.objects).each(function(_segment) {\n        var _description = _segment.abstract,\n            _title = _segment.title;\n        if (!search.isempty && !search.test(_title) && !search.test(_description)) {\n            return;\n        }\n        count++;\n        var _duration = _segment.duration,\n            _begin = _segment.start_ts,\n            _end = + _segment.duration + _begin,\n            _img = (\n                _duration ?\n                  _this.renkan.options.static_url + \"img/ldt-segment.png\" :\n                  _this.renkan.options.static_url + \"img/ldt-point.png\"\n            );\n        _html += _this.segmentTemplate({\n            ldt_platform: _this.ldt_platform,\n            title: _title,\n            htitle: highlight(_title),\n            description: _description,\n            hdescription: highlight(_description),\n            start: convertTC(_begin),\n            end: convertTC(_end),\n            duration: convertTC(_duration),\n            mediaid: _segment.iri_id,\n            //projectid: _segment.project_id,\n            //cuttingid: _segment.cutting_id,\n            annotationid: _segment.element_id,\n            image: _img\n        });\n    });\n\n    this.main_$.html(_html);\n    if (!search.isempty && count) {\n        this.count_$.text(count).show();\n    } else {\n        this.count_$.hide();\n    }\n    if (!search.isempty && !count) {\n        this.$.hide();\n    } else {\n        this.$.show();\n    }\n    this.renkan.resizeBins();\n};\n\nResultsBin.prototype.refresh = function() {\n    var _this = this;\n    Rkns.$.ajax({\n        url: this.ldt_platform + 'ldtplatform/api/ldt/1.0/segments/search/',\n        data: {\n            format: \"jsonp\",\n            q: this.search,\n            limit: this.max_results\n        },\n        dataType: \"jsonp\",\n        success: function(_data) {\n            _this.data = _data;\n            _this.render();\n        }\n    });\n};\n\n})(window.Rkns);\n","Rkns.ResourceList = {};\n\nRkns.ResourceList.Bin = Rkns.Utils.inherit(Rkns._BaseBin);\n\nRkns.ResourceList.Bin.prototype.resultTemplate = Rkns._.template(\n    '<li class=\"Rk-Bin-Item Rk-ResourceList-Item\" draggable=\"true\" data-uri=\"<%-url%>\" ' +\n    'data-title=\"<%-title%>\" data-description=\"<%-description%>\" ' +\n    '<% if (image) { %>data-image=\"<%- Rkns.Utils.getFullURL(image) %>\"<% } else { %>data-image=\"\"<% } %> >' +\n    '<% if (image) { %><img class=\"Rk-ResourceList-Image\" src=\"<%-image%>\"/><% } %><h4 class=\"Rk-ResourceList-Title\">' +\n    '<% if (url) { %><a href=\"<%-url%>\" target=\"_blank\"><% } %><%=htitle%><% if (url) { %></a><% } %></h4>' +\n    '<% if (description) { %><p class=\"Rk-ResourceList-Description\"><%=hdescription%></p><% } %><% if (image) { %><div style=\"clear: both;\"></div><% } %></li>'\n);\n\nRkns.ResourceList.Bin.prototype._init = function(_renkan, _opts) {\n    this.renkan = _renkan;\n    this.title_$.html(_opts.title);\n    if (_opts.list) {\n        this.data = _opts.list;\n    }\n    this.refresh();\n};\n\nRkns.ResourceList.Bin.prototype.render = function(searchbase) {\n    var search = searchbase || Rkns.Utils.regexpFromTextOrArray();\n    function highlight(_text) {\n        var _e = _(_text).escape();\n        return search.isempty ? _e : search.replace(_e, \"<span class='searchmatch'>$1</span>\");\n    }\n    var _html = \"\",\n        _this = this,\n        count = 0;\n    Rkns._(this.data).each(function(_item) {\n        var _element;\n        if (typeof _item === \"string\") {\n            if (/^(https?:\\/\\/|www)/.test(_item)) {\n                _element = { url: _item };\n            } else {\n                _element = { title: _item.replace(/[:,]?\\s?(https?:\\/\\/|www)[\\d\\w\\/.&?=#%-_]+\\s?/,'').trim() };\n                var _match = _item.match(/(https?:\\/\\/|www)[\\d\\w\\/.&?=#%-_]+/);\n                if (_match) {\n                    _element.url = _match[0];\n                }\n                if (_element.title.length > 80) {\n                    _element.description = _element.title;\n                    _element.title = _element.title.replace(/^(.{30,60})\\s.+$/,'$1…');\n                }\n            }\n        } else {\n            _element = _item;\n        }\n        var title = _element.title || (_element.url || \"\").replace(/^https?:\\/\\/(www\\.)?/,'').replace(/^(.{40}).+$/,'$1…'),\n            url = _element.url || \"\",\n            description = _element.description || \"\",\n            image = _element.image || \"\";\n        if (url && !/^https?:\\/\\//.test(url)) {\n            url = 'http://' + url;\n        }\n        if (!search.isempty && !search.test(title) && !search.test(description)) {\n            return;\n        }\n        count++;\n        _html += _this.resultTemplate({\n            url: url,\n            title: title,\n            htitle: highlight(title),\n            image: image,\n            description: description,\n            hdescription: highlight(description),\n            static_url: _this.renkan.options.static_url\n        });\n    });\n    _this.main_$.html(_html);\n    if (!search.isempty && count) {\n        this.count_$.text(count).show();\n    } else {\n        this.count_$.hide();\n    }\n    if (!search.isempty && !count) {\n        this.$.hide();\n    } else {\n        this.$.show();\n    }\n    this.renkan.resizeBins();\n};\n\nRkns.ResourceList.Bin.prototype.refresh = function() {\n    if (this.data) {\n        this.render();\n    }\n};\n","Rkns.Wikipedia = {\n};\n\nRkns.Wikipedia.Search = function(_renkan, _opts) {\n    this.renkan = _renkan;\n    this.lang = _opts.lang || \"en\";\n};\n\nRkns.Wikipedia.Search.prototype.getBgClass = function() {\n    return \"Rk-Wikipedia-Search-Icon Rk-Wikipedia-Lang-\" + this.lang;\n};\n\nRkns.Wikipedia.Search.prototype.getSearchTitle = function() {\n    var langs = {\n        \"fr\": \"French\",\n        \"en\": \"English\",\n        \"ja\": \"Japanese\"\n    };\n    if (langs[this.lang]) {\n        return this.renkan.translate(\"Wikipedia in \") + this.renkan.translate(langs[this.lang]);\n    } else {\n        return this.renkan.translate(\"Wikipedia\") + \" [\" + this.lang + \"]\";\n    }\n};\n\nRkns.Wikipedia.Search.prototype.search = function(_q) {\n    this.renkan.tabs.push(\n        new Rkns.Wikipedia.Bin(this.renkan, {\n            lang: this.lang,\n            search: _q\n        })\n    );\n};\n\nRkns.Wikipedia.Bin = Rkns.Utils.inherit(Rkns._BaseBin);\n\nRkns.Wikipedia.Bin.prototype.resultTemplate = Rkns._.template(\n    '<li class=\"Rk-Wikipedia-Result Rk-Bin-Item\" draggable=\"true\" data-uri=\"<%-url%>\" ' +\n    'data-title=\"Wikipedia: <%-title%>\" data-description=\"<%-description%>\" data-image=\"<%- Rkns.Utils.getFullURL( static_url + \\'img/wikipedia.png\\' ) %>\">' +\n    '<img class=\"Rk-Wikipedia-Icon\" src=\"<%-static_url%>img/wikipedia.png\"></div><h4 class=\"Rk-Wikipedia-Title\"><a href=\"<%-url%>\" target=\"_blank\"><%=htitle%></a></h4>' +\n    '<p class=\"Rk-Wikipedia-Snippet\"><%=hdescription%></p></li>'\n);\n\nRkns.Wikipedia.Bin.prototype._init = function(_renkan, _opts) {\n    this.renkan = _renkan;\n    this.search = _opts.search;\n    this.lang = _opts.lang || \"en\";\n    this.title_icon_$.addClass('Rk-Wikipedia-Title-Icon Rk-Wikipedia-Lang-' + this.lang);\n    this.title_$.html(this.search).addClass(\"Rk-Wikipedia-Title\");\n    this.refresh();\n};\n\nRkns.Wikipedia.Bin.prototype.render = function(searchbase) {\n    var search = searchbase || Rkns.Utils.regexpFromTextOrArray();\n    var highlightrx = (search.isempty ? Rkns.Utils.regexpFromTextOrArray(this.search) : search);\n    function highlight(_text) {\n        return highlightrx.replace(_(_text).escape(), \"<span class='searchmatch'>$1</span>\");\n    }\n    var _html = \"\",\n        _this = this,\n        count = 0;\n    Rkns._(this.data.query.search).each(function(_result) {\n        var title = _result.title,\n            url = \"http://\" + _this.lang + \".wikipedia.org/wiki/\" + encodeURI(title.replace(/ /g,\"_\")),\n            description = Rkns.$('<div>').html(_result.snippet).text();\n        if (!search.isempty && !search.test(title) && !search.test(description)) {\n            return;\n        }\n        count++;\n        _html += _this.resultTemplate({\n            url: url,\n            title: title,\n            htitle: highlight(title),\n            description: description,\n            hdescription: highlight(description),\n            static_url: _this.renkan.options.static_url\n        });\n    });\n    _this.main_$.html(_html);\n    if (!search.isempty && count) {\n        this.count_$.text(count).show();\n    } else {\n        this.count_$.hide();\n    }\n    if (!search.isempty && !count) {\n        this.$.hide();\n    } else {\n        this.$.show();\n    }\n    this.renkan.resizeBins();\n};\n\nRkns.Wikipedia.Bin.prototype.refresh = function() {\n    var _this = this;\n    Rkns.$.ajax({\n        url: \"http://\" + _this.lang + \".wikipedia.org/w/api.php?action=query&list=search&srsearch=\" + encodeURIComponent(this.search) + \"&format=json\",\n        dataType: \"jsonp\",\n        success: function(_data) {\n            _this.data = _data;\n            _this.render();\n        }\n    });\n};\n","\ndefine('renderer/baserepresentation',['jquery', 'underscore'], function ($, _) {\n    \n\n    /* Rkns.Renderer._BaseRepresentation Class */\n\n    /* In Renkan, a \"Representation\" is a sort of ViewModel (in the MVVM paradigm) and bridges the gap between\n     * models (written with Backbone.js) and the view (written with Paper.js)\n     * Renkan's representations all inherit from Rkns.Renderer._BaseRepresentation '*/\n\n    var _BaseRepresentation = function(_renderer, _model) {\n        if (typeof _renderer !== \"undefined\") {\n            this.renderer = _renderer;\n            this.renkan = _renderer.renkan;\n            this.project = _renderer.renkan.project;\n            this.options = _renderer.renkan.options;\n            this.model = _model;\n            if (this.model) {\n                var _this = this;\n                this._changeBinding = function() {\n                    _this.redraw();\n                };\n                this._removeBinding = function() {\n                    _renderer.removeRepresentation(_this);\n                    _(function() {\n                        _renderer.redraw();\n                    }).defer();\n                };\n                this._selectBinding = function() {\n                    _this.select();\n                };\n                this._unselectBinding = function() {\n                    _this.unselect();\n                };\n                this.model.on(\"change\", this._changeBinding );\n                this.model.on(\"remove\", this._removeBinding );\n                this.model.on(\"select\", this._selectBinding );\n                this.model.on(\"unselect\", this._unselectBinding );\n            }\n        }\n    };\n\n    /* Rkns.Renderer._BaseRepresentation Methods */\n\n    _(_BaseRepresentation.prototype).extend({\n        _super: function(_func) {\n            return _BaseRepresentation.prototype[_func].apply(this, Array.prototype.slice.call(arguments, 1));\n        },\n        redraw: function() {},\n        moveTo: function() {},\n        show: function() { return \"chaud cacao\"; },\n        hide: function() {},\n        select: function() {\n            if (this.model) {\n                this.model.trigger(\"selected\");\n            }\n        },\n        unselect: function() {\n            if (this.model) {\n                this.model.trigger(\"unselected\");\n            }\n        },\n        highlight: function() {},\n        unhighlight: function() {},\n        mousedown: function() {},\n        mouseup: function() {\n            if (this.model) {\n                this.model.trigger(\"clicked\");\n            }\n        },\n        destroy: function() {\n            if (this.model) {\n                this.model.off(\"change\", this._changeBinding );\n                this.model.off(\"remove\", this._removeBinding );\n                this.model.off(\"select\", this._selectBinding );\n                this.model.off(\"unselect\", this._unselectBinding );\n            }\n        }\n    });\n\n    /* End of Rkns.Renderer._BaseRepresentation Class */\n\n    return _BaseRepresentation;\n\n});\n\ndefine('requtils',[], function ($, _) {\n    \n    return {\n        getUtils: function(){\n            return window.Rkns.Utils;\n        },\n        getRenderer: function(){\n            return window.Rkns.Renderer;\n        }\n    };\n\n});\n\n\ndefine('renderer/basebutton',['jquery', 'underscore', 'requtils', 'renderer/baserepresentation'], function ($, _, requtils, BaseRepresentation) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* Rkns.Renderer._BaseButton Class */\n\n    /* BaseButton is extended by contextual buttons that appear when hovering on nodes and edges */\n\n    var _BaseButton = Utils.inherit(BaseRepresentation);\n\n    _(_BaseButton.prototype).extend({\n        moveTo: function(_pos) {\n            this.sector.moveTo(_pos);\n        },\n        show: function() {\n            this.sector.show();\n        },\n        hide: function() {\n            this.sector.hide();\n        },\n        select: function() {\n            this.sector.select();\n        },\n        unselect: function(_newTarget) {\n            this.sector.unselect();\n            if (!_newTarget || (_newTarget !== this.source_representation && _newTarget.source_representation !== this.source_representation)) {\n                this.source_representation.unselect();\n            }\n        },\n        destroy: function() {\n            this.sector.destroy();\n        }\n    });\n\n    return _BaseButton;\n\n});\n\n\ndefine('renderer/shapebuilder',[], function () {\n    \n\n    /* ShapeBuilder Begin */\n\n    var builders = {\n        \"circle\":{\n            getShape: function() {\n                return new paper.Path.Circle([0, 0], 1);\n            },\n            getImageShape: function(center, radius) {\n                return new paper.Path.Circle(center, radius);\n            }\n        },\n        \"rectangle\":{\n            getShape: function() {\n                return new paper.Path.Rectangle([-2, -2], [2, 2]);\n            },\n            getImageShape: function(center, radius) {\n                return new paper.Path.Rectangle([-radius, -radius], [radius*2, radius*2]);\n            }\n        },\n        \"ellipse\":{\n            getShape: function() {\n                return new paper.Path.Ellipse(new paper.Rectangle([-2, -1], [2, 1]));\n            },\n            getImageShape: function(center, radius) {\n                return new paper.Path.Ellipse(new paper.Rectangle([-radius, -radius/2], [radius*2, radius]));\n            }\n        },\n        \"polygon\":{\n            getShape: function() {\n                return new paper.Path.RegularPolygon([0, 0], 6, 1);\n            },\n            getImageShape: function(center, radius) {\n                return new paper.Path.RegularPolygon([0, 0], 6, radius);\n            }\n        },\n        \"diamond\":{\n            getShape: function() {\n                var d = new paper.Path.Rectangle([-2, -2], [2, 2]);\n                d.rotate(45);\n                return d;\n            },\n            getImageShape: function(center, radius) {\n                var d = new paper.Path.Rectangle([-radius, -radius], [radius*2, radius*2]);\n                d.rotate(45);\n                return d;\n            }\n        },\n        \"star\":{\n            getShape: function() {\n                return new paper.Path.Star([0, 0], 8, 1, 0.7);\n            },\n            getImageShape: function(center, radius) {\n                return new paper.Path.Star([0, 0], 8, radius*1, radius*0.7);\n            }\n        },\n        \"svg\": function(path){\n            return {\n                getShape: function() {\n                    return new paper.Path(path);\n                },\n                getImageShape: function(center, radius) {\n                    // No calcul for the moment \n                    return new paper.Path();\n                }\n            };\n        }\n    };\n    \n    var ShapeBuilder = function (shape){\n        if(typeof shape===\"undefined\"){\n            shape = \"circle\";\n        }\n        if(shape.substr(0,4)===\"svg:\"){\n            return builders.svg(shape.substr(4));\n        }\n        if(!(shape in builders)){\n            shape = \"circle\";\n        }\n        return builders[shape];\n    };\n    \n    return ShapeBuilder;\n\n});\n\ndefine('renderer/noderepr',['jquery', 'underscore', 'requtils', 'renderer/baserepresentation', 'renderer/shapebuilder'], function ($, _, requtils, BaseRepresentation, ShapeBuilder) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* Rkns.Renderer.Node Class */\n\n    /* The representation for the node : A circle, with an image inside and a text label underneath.\n     * The circle and the image are drawn on canvas and managed by Paper.js.\n     * The text label is an HTML node, managed by jQuery. */\n\n    //var NodeRepr = Renderer.Node = Utils.inherit(Renderer._BaseRepresentation);\n    var NodeRepr = Utils.inherit(BaseRepresentation);\n\n    _(NodeRepr.prototype).extend({\n        _init: function() {\n            this.renderer.node_layer.activate();\n            this.type = \"Node\";\n            this.buildShape();\n            if (this.options.show_node_circles) {\n                this.circle.strokeWidth = this.options.node_stroke_width;\n                this.h_ratio = 1;\n            } else {\n                this.h_ratio = 0;\n            }\n            this.title = $('<div class=\"Rk-Label\">').appendTo(this.renderer.labels_$);\n            \n            if (this.options.editor_mode) {\n                var Renderer = requtils.getRenderer();\n                this.normal_buttons = [\n                                       new Renderer.NodeEditButton(this.renderer, null),\n                                       new Renderer.NodeRemoveButton(this.renderer, null),\n                                       new Renderer.NodeLinkButton(this.renderer, null),\n                                       new Renderer.NodeEnlargeButton(this.renderer, null),\n                                       new Renderer.NodeShrinkButton(this.renderer, null)\n                                       ];\n                this.pending_delete_buttons = [\n                                               new Renderer.NodeRevertButton(this.renderer, null)\n                                               ];\n                this.all_buttons = this.normal_buttons.concat(this.pending_delete_buttons);\n                \n                for (var i = 0; i < this.all_buttons.length; i++) {\n                    this.all_buttons[i].source_representation = this;\n                }\n                this.active_buttons = [];\n            } else {\n                this.active_buttons = this.all_buttons = [];\n            }\n            this.last_circle_radius = 1;\n\n            if (this.renderer.minimap) {\n                this.renderer.minimap.node_layer.activate();\n                this.minimap_circle = new paper.Path.Circle([0, 0], 1);\n                this.minimap_circle.__representation = this.renderer.minimap.miniframe.__representation;\n                this.renderer.minimap.node_group.addChild(this.minimap_circle);\n            }\n        },\n        buildShape: function(){\n            if(typeof this.model.get(\"shape_changed\")!==\"undefined\" && this.model.get(\"shape_changed\")===true){\n                this.model.set(\"shape_changed\", false);\n                delete this.img;\n            }\n            if(this.circle){\n                this.circle.remove();\n                delete this.circle;\n            }\n            // \"circle\" \"rectangle\" \"ellipse\" \"polygon\" \"star\" \"diamond\"\n            this.shapeBuilder = new ShapeBuilder(this.model.get(\"shape\"));\n            this.circle = this.shapeBuilder.getShape();\n            this.circle.__representation = this;\n            this.last_circle_radius = 1;\n        },\n        redraw: function(_dontRedrawEdges) {\n            if(typeof this.model.get(\"shape_changed\")!==\"undefined\" && this.model.get(\"shape_changed\")===true){\n                this.buildShape();\n            }\n            var _model_coords = new paper.Point(this.model.get(\"position\")),\n            _baseRadius = this.options.node_size_base * Math.exp((this.model.get(\"size\") || 0) * Utils._NODE_SIZE_STEP);\n            if (!this.is_dragging || !this.paper_coords) {\n                this.paper_coords = this.renderer.toPaperCoords(_model_coords);\n            }\n            this.circle_radius = _baseRadius * this.renderer.scale;\n            if (this.last_circle_radius !== this.circle_radius) {\n                this.all_buttons.forEach(function(b) {\n                    b.setSectorSize();\n                });\n                this.circle.scale(this.circle_radius / this.last_circle_radius);\n                if (this.node_image) {\n                    this.node_image.scale(this.circle_radius / this.last_circle_radius);\n                }\n            }\n            this.circle.position = this.paper_coords;\n            if (this.node_image) {\n                this.node_image.position = this.paper_coords.subtract(this.image_delta.multiply(this.circle_radius));\n            }\n            this.last_circle_radius = this.circle_radius;\n\n            var old_act_btn = this.active_buttons;\n\n            var opacity = 1;\n            if (this.model.get(\"delete_scheduled\")) {\n                opacity = 0.5;\n                this.active_buttons = this.pending_delete_buttons;\n                this.circle.dashArray = [2,2];\n            } else {\n                opacity = 1;\n                this.active_buttons = this.normal_buttons;\n                this.circle.dashArray = null;\n            }\n\n            if (this.selected && this.renderer.isEditable()) {\n                if (old_act_btn !== this.active_buttons) {\n                    old_act_btn.forEach(function(b) {\n                        b.hide();\n                    });\n                }\n                this.active_buttons.forEach(function(b) {\n                    b.show();\n                });\n            }\n\n            if (this.node_image) {\n                this.node_image.opacity = this.highlighted ? opacity * 0.5 : (opacity - 0.01);\n            }\n\n            this.circle.fillColor = this.highlighted ? this.options.highlighted_node_fill_color : this.options.node_fill_color;\n\n            this.circle.opacity = this.options.show_node_circles ? opacity : 0.01;\n\n            var _text = this.model.get(\"title\") || this.renkan.translate(this.options.label_untitled_nodes) || \"\";\n            _text = Utils.shortenText(_text, this.options.node_label_max_length);\n\n            if (typeof this.highlighted === \"object\") {\n                this.title.html(this.highlighted.replace(_(_text).escape(),'<span class=\"Rk-Highlighted\">$1</span>'));\n            } else {\n                this.title.text(_text);\n            }\n\n            this.title.css({\n                left: this.paper_coords.x,\n                top: this.paper_coords.y + this.circle_radius * this.h_ratio + this.options.node_label_distance,\n                opacity: opacity\n            });\n            var _color = this.model.get(\"color\") || (this.model.get(\"created_by\") || Utils._USER_PLACEHOLDER(this.renkan)).get(\"color\");\n            this.circle.strokeColor = _color;\n            var _pc = this.paper_coords;\n            this.all_buttons.forEach(function(b) {\n                b.moveTo(_pc);\n            });\n            var lastImage = this.img;\n            this.img = this.model.get(\"image\");\n            if (this.img && this.img !== lastImage) {\n                this.showImage();\n            }\n            if (this.node_image && !this.img) {\n                this.node_image.remove();\n                delete this.node_image;\n            }\n\n            if (this.renderer.minimap) {\n                this.minimap_circle.fillColor = _color;\n                var minipos = this.renderer.toMinimapCoords(_model_coords),\n                miniradius = this.renderer.minimap.scale * _baseRadius,\n                minisize = new paper.Size([miniradius, miniradius]);\n                this.minimap_circle.fitBounds(minipos.subtract(minisize), minisize.multiply(2));\n            }\n\n            if (!_dontRedrawEdges) {\n                var _this = this;\n                _.each(\n                        this.project.get(\"edges\").filter(\n                                function (ed) {\n                                    return ((ed.get(\"to\") === _this.model) || (ed.get(\"from\") === _this.model));\n                                }\n                        ),\n                        function(edge, index, list) {\n                            var repr = _this.renderer.getRepresentationByModel(edge);\n                            if (repr && typeof repr.from_representation !== \"undefined\" && typeof repr.from_representation.paper_coords !== \"undefined\" && typeof repr.to_representation !== \"undefined\" && typeof repr.to_representation.paper_coords !== \"undefined\") {\n                                repr.redraw();\n                            }\n                        }\n                );\n            }\n\n        },\n        showImage: function() {\n            var _image = null;\n            if (typeof this.renderer.image_cache[this.img] === \"undefined\") {\n                _image = new Image();\n                this.renderer.image_cache[this.img] = _image;\n                _image.src = this.img;\n            } else {\n                _image = this.renderer.image_cache[this.img];\n            }\n            if (_image.width) {\n                if (this.node_image) {\n                    this.node_image.remove();\n                }\n                this.renderer.node_layer.activate();\n                var width = _image.width,\n                height = _image.height,\n                clipPath = this.model.get(\"clip_path\"),\n                hasClipPath = (typeof clipPath !== \"undefined\" && clipPath),\n                _clip = null,\n                baseRadius = null,\n                centerPoint = null;\n                \n                if (hasClipPath) {\n                    _clip = new paper.Path();\n                    var instructions = clipPath.match(/[a-z][^a-z]+/gi) || [],\n                    lastCoords = [0,0],\n                    minX = Infinity,\n                    minY = Infinity,\n                    maxX = -Infinity,\n                    maxY = -Infinity;\n\n                    var transformCoords = function(tabc, relative) {\n                        var newCoords = tabc.slice(1).map(function(v, k) {\n                            var res = parseFloat(v),\n                            isY = k % 2;\n                            if (isY) {\n                                res = ( res - 0.5 ) * height;\n                            } else {\n                                res = ( res - 0.5 ) * width;\n                            }\n                            if (relative) {\n                                res += lastCoords[isY];\n                            }\n                            if (isY) {\n                                minY = Math.min(minY, res);\n                                maxY = Math.max(maxY, res);\n                            } else {\n                                minX = Math.min(minX, res);\n                                maxX = Math.max(maxX, res);\n                            }\n                            return res;\n                        });\n                        lastCoords = newCoords.slice(-2);\n                        return newCoords;\n                    };\n\n                    instructions.forEach(function(instr) {\n                        var coords = instr.match(/([a-z]|[0-9.-]+)/ig) || [\"\"];\n                        switch(coords[0]) {\n                        case \"M\":\n                            _clip.moveTo(transformCoords(coords));\n                            break;\n                        case \"m\":\n                            _clip.moveTo(transformCoords(coords, true));\n                            break;\n                        case \"L\":\n                            _clip.lineTo(transformCoords(coords));\n                            break;\n                        case \"l\":\n                            _clip.lineTo(transformCoords(coords, true));\n                            break;\n                        case \"C\":\n                            _clip.cubicCurveTo(transformCoords(coords));\n                            break;\n                        case \"c\":\n                            _clip.cubicCurveTo(transformCoords(coords, true));\n                            break;\n                        case \"Q\":\n                            _clip.quadraticCurveTo(transformCoords(coords));\n                            break;\n                        case \"q\":\n                            _clip.quadraticCurveTo(transformCoords(coords, true));\n                            break;\n                        }\n                    });\n\n                    baseRadius = Math[this.options.node_images_fill_mode ? \"min\" : \"max\"](maxX - minX, maxY - minY) / 2;\n                    centerPoint = new paper.Point((maxX + minX) / 2, (maxY + minY) / 2);\n                    if (!this.options.show_node_circles) {\n                        this.h_ratio = (maxY - minY) / (2 * baseRadius);\n                    }\n                } else {\n                    baseRadius = Math[this.options.node_images_fill_mode ? \"min\" : \"max\"](width, height) / 2;\n                    centerPoint = new paper.Point(0,0);\n                    if (!this.options.show_node_circles) {\n                        this.h_ratio = height / (2 * baseRadius);\n                    }\n                }\n                var _raster = new paper.Raster(_image);\n                _raster.locked = true; // Disable mouse events on icon\n                if (hasClipPath) {\n                    _raster = new paper.Group(_clip, _raster);\n                    _raster.opacity = 0.99;\n                    /* This is a workaround to allow clipping at group level\n                     * If opacity was set to 1, paper.js would merge all clipping groups in one (known bug).\n                     */\n                    _raster.clipped = true;\n                    _clip.__representation = this;\n                }\n                if (this.options.clip_node_images) {\n                    var _circleClip = this.shapeBuilder.getImageShape(centerPoint, baseRadius);\n                    _raster = new paper.Group(_circleClip, _raster);\n                    _raster.opacity = 0.99;\n                    _raster.clipped = true;\n                    _circleClip.__representation = this;\n                }\n                this.image_delta = centerPoint.divide(baseRadius);\n                this.node_image = _raster;\n                this.node_image.__representation = _this;\n                this.node_image.scale(this.circle_radius / baseRadius);\n                this.node_image.position = this.paper_coords.subtract(this.image_delta.multiply(this.circle_radius));\n                this.redraw();\n                this.renderer.throttledPaperDraw();\n            } else {\n                var _this = this;\n                $(_image).on(\"load\", function() {\n                    _this.showImage();\n                });\n            }\n        },\n        paperShift: function(_delta) {\n            if (this.options.editor_mode) {\n                if (!this.renkan.read_only) {\n                    this.is_dragging = true;\n                    this.paper_coords = this.paper_coords.add(_delta);\n                    this.redraw();\n                }\n            } else {\n                this.renderer.paperShift(_delta);\n            }\n        },\n        openEditor: function() {\n            this.renderer.removeRepresentationsOfType(\"editor\");\n            var _editor = this.renderer.addRepresentation(\"NodeEditor\",null);\n            _editor.source_representation = this;\n            _editor.draw();\n        },\n        select: function() {\n            this.selected = true;\n            this.circle.strokeWidth = this.options.selected_node_stroke_width;\n            if (this.renderer.isEditable()) {\n                this.active_buttons.forEach(function(b) {\n                    b.show();\n                });\n            }\n            var _uri = this.model.get(\"uri\");\n            if (_uri) {\n                $('.Rk-Bin-Item').each(function() {\n                    var _el = $(this);\n                    if (_el.attr(\"data-uri\") === _uri) {\n                        _el.addClass(\"selected\");\n                    }\n                });\n            }\n            if (!this.options.editor_mode) {\n                this.openEditor();\n            }\n\n            if (this.renderer.minimap) {\n                this.minimap_circle.strokeWidth = this.options.minimap_highlight_weight;\n                this.minimap_circle.strokeColor = this.options.minimap_highlight_color;\n            }\n            this._super(\"select\");\n        },\n        unselect: function(_newTarget) {\n            if (!_newTarget || _newTarget.source_representation !== this) {\n                this.selected = false;\n                this.all_buttons.forEach(function(b) {\n                    b.hide();\n                });\n                this.circle.strokeWidth = this.options.node_stroke_width;\n                $('.Rk-Bin-Item').removeClass(\"selected\");\n                if (this.renderer.minimap) {\n                    this.minimap_circle.strokeColor = undefined;\n                }\n                this._super(\"unselect\");\n            }\n        },\n        highlight: function(textToReplace) {\n            var hlvalue = textToReplace || true;\n            if (this.highlighted === hlvalue) {\n                return;\n            }\n            this.highlighted = hlvalue;\n            this.redraw();\n            this.renderer.throttledPaperDraw();\n        },\n        unhighlight: function() {\n            if (!this.highlighted) {\n                return;\n            }\n            this.highlighted = false;\n            this.redraw();\n            this.renderer.throttledPaperDraw();\n        },\n        saveCoords: function() {\n            var _coords = this.renderer.toModelCoords(this.paper_coords),\n            _data = {\n                position: {\n                    x: _coords.x,\n                    y: _coords.y\n                }\n            };\n            if (this.renderer.isEditable()) {\n                this.model.set(_data);\n            }\n        },\n        mousedown: function(_event, _isTouch) {\n            if (_isTouch) {\n                this.renderer.unselectAll();\n                this.select();\n            }\n        },\n        mouseup: function(_event, _isTouch) {\n            if (this.renderer.is_dragging && this.renderer.isEditable()) {\n                this.saveCoords();\n            } else {\n                if (!_isTouch && !this.model.get(\"delete_scheduled\")) {\n                    this.openEditor();\n                }\n                this.model.trigger(\"clicked\");\n            }\n            this.renderer.click_target = null;\n            this.renderer.is_dragging = false;\n            this.is_dragging = false;\n        },\n        destroy: function(_event) {\n            this._super(\"destroy\");\n            this.all_buttons.forEach(function(b) {\n                b.destroy();\n            });\n            this.circle.remove();\n            this.title.remove();\n            if (this.renderer.minimap) {\n                this.minimap_circle.remove();\n            }\n            if (this.node_image) {\n                this.node_image.remove();\n            }\n        }\n    });\n\n    return NodeRepr;\n\n});\n\n\ndefine('renderer/edge',['jquery', 'underscore', 'requtils', 'renderer/baserepresentation'], function ($, _, requtils, BaseRepresentation) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* Edge Class Begin */\n\n    //var Edge = Renderer.Edge = Utils.inherit(Renderer._BaseRepresentation);\n    var Edge = Utils.inherit(BaseRepresentation);\n\n    _(Edge.prototype).extend({\n        _init: function() {\n            this.renderer.edge_layer.activate();\n            this.type = \"Edge\";\n            this.from_representation = this.renderer.getRepresentationByModel(this.model.get(\"from\"));\n            this.to_representation = this.renderer.getRepresentationByModel(this.model.get(\"to\"));\n            this.bundle = this.renderer.addToBundles(this);\n            this.line = new paper.Path();\n            this.line.add([0,0],[0,0],[0,0]);\n            this.line.__representation = this;\n            this.line.strokeWidth = this.options.edge_stroke_width;\n            this.arrow = new paper.Path();\n            this.arrow.add(\n                    [ 0, 0 ],\n                    [ this.options.edge_arrow_length, this.options.edge_arrow_width / 2 ],\n                    [ 0, this.options.edge_arrow_width ]\n            );\n            this.arrow.__representation = this;\n            this.text = $('<div class=\"Rk-Label Rk-Edge-Label\">').appendTo(this.renderer.labels_$);\n            this.arrow_angle = 0;\n            if (this.options.editor_mode) {\n                var Renderer = requtils.getRenderer();\n                this.normal_buttons = [\n                                       new Renderer.EdgeEditButton(this.renderer, null),\n                                       new Renderer.EdgeRemoveButton(this.renderer, null)\n                                       ];\n                this.pending_delete_buttons = [\n                                               new Renderer.EdgeRevertButton(this.renderer, null)\n                                               ];\n                this.all_buttons = this.normal_buttons.concat(this.pending_delete_buttons);\n                for (var i = 0; i < this.all_buttons.length; i++) {\n                    this.all_buttons[i].source_representation = this;\n                }\n                this.active_buttons = [];\n            } else {\n                this.active_buttons = this.all_buttons = [];\n            }\n\n            if (this.renderer.minimap) {\n                this.renderer.minimap.edge_layer.activate();\n                this.minimap_line = new paper.Path();\n                this.minimap_line.add([0,0],[0,0]);\n                this.minimap_line.__representation = this.renderer.minimap.miniframe.__representation;\n                this.minimap_line.strokeWidth = 1;\n            }\n        },\n        redraw: function() {\n            var from = this.model.get(\"from\"),\n            to = this.model.get(\"to\");\n            if (!from || !to) {\n                return;\n            }\n            this.from_representation = this.renderer.getRepresentationByModel(from);\n            this.to_representation = this.renderer.getRepresentationByModel(to);\n            if (typeof this.from_representation === \"undefined\" || typeof this.to_representation === \"undefined\") {\n                return;\n            }\n            var _p0a = this.from_representation.paper_coords,\n            _p1a = this.to_representation.paper_coords,\n            _v = _p1a.subtract(_p0a),\n            _r = _v.length,\n            _u = _v.divide(_r),\n            _ortho = new paper.Point([- _u.y, _u.x]),\n            _group_pos = this.bundle.getPosition(this),\n            _delta = _ortho.multiply( this.options.edge_gap_in_bundles * _group_pos ),\n            _p0b = _p0a.add(_delta), /* Adding a 4 px difference */\n            _p1b = _p1a.add(_delta), /* to differentiate bundled links */\n            _a = _v.angle,\n            _textdelta = _ortho.multiply(this.options.edge_label_distance),\n            _handle = _v.divide(3),\n            _color = this.model.get(\"color\") || this.model.get(\"color\") || (this.model.get(\"created_by\") || Utils._USER_PLACEHOLDER(this.renkan)).get(\"color\"),\n            opacity = 1;\n\n            if (this.model.get(\"delete_scheduled\") || this.from_representation.model.get(\"delete_scheduled\") || this.to_representation.model.get(\"delete_scheduled\")) {\n                opacity = 0.5;\n                this.line.dashArray = [2, 2];\n            } else {\n                opacity = 1;\n                this.line.dashArray = null;\n            }\n\n            var old_act_btn = this.active_buttons;\n\n            this.active_buttons = this.model.get(\"delete_scheduled\") ? this.pending_delete_buttons : this.normal_buttons;\n\n            if (this.selected && this.renderer.isEditable() && old_act_btn !== this.active_buttons) {\n                old_act_btn.forEach(function(b) {\n                    b.hide();\n                });\n                this.active_buttons.forEach(function(b) {\n                    b.show();\n                });\n            }\n\n            this.paper_coords = _p0b.add(_p1b).divide(2);\n            this.line.strokeColor = _color;\n            this.line.opacity = opacity;\n            this.line.segments[0].point = _p0a;\n            this.line.segments[1].point = this.paper_coords;\n            this.line.segments[1].handleIn = _handle.multiply(-1);\n            this.line.segments[1].handleOut = _handle;\n            this.line.segments[2].point = _p1a;\n            this.arrow.rotate(_a - this.arrow_angle);\n            this.arrow.fillColor = _color;\n            this.arrow.opacity = opacity;\n            this.arrow.position = this.paper_coords;\n            this.arrow_angle = _a;\n            if (_a > 90) {\n                _a -= 180;\n                _textdelta = _textdelta.multiply(-1);\n            }\n            if (_a < -90) {\n                _a += 180;\n                _textdelta = _textdelta.multiply(-1);\n            }\n            var _text = this.model.get(\"title\") || this.renkan.translate(this.options.label_untitled_edges) || \"\";\n            _text = Utils.shortenText(_text, this.options.node_label_max_length);\n            this.text.text(_text);\n            var _textpos = this.paper_coords.add(_textdelta);\n            this.text.css({\n                left: _textpos.x,\n                top: _textpos.y,\n                transform: \"rotate(\" + _a + \"deg)\",\n                \"-moz-transform\": \"rotate(\" + _a + \"deg)\",\n                \"-webkit-transform\": \"rotate(\" + _a + \"deg)\",\n                opacity: opacity\n            });\n            this.text_angle = _a;\n\n            var _pc = this.paper_coords;\n            this.all_buttons.forEach(function(b) {\n                b.moveTo(_pc);\n            });\n\n            if (this.renderer.minimap) {\n                this.minimap_line.strokeColor = _color;\n                this.minimap_line.segments[0].point = this.renderer.toMinimapCoords(new paper.Point(this.from_representation.model.get(\"position\")));\n                this.minimap_line.segments[1].point = this.renderer.toMinimapCoords(new paper.Point(this.to_representation.model.get(\"position\")));\n            }\n        },\n        openEditor: function() {\n            this.renderer.removeRepresentationsOfType(\"editor\");\n            var _editor = this.renderer.addRepresentation(\"EdgeEditor\",null);\n            _editor.source_representation = this;\n            _editor.draw();\n        },\n        select: function() {\n            this.selected = true;\n            this.line.strokeWidth = this.options.selected_edge_stroke_width;\n            if (this.renderer.isEditable()) {\n                this.active_buttons.forEach(function(b) {\n                    b.show();\n                });\n            }\n            if (!this.options.editor_mode) {\n                this.openEditor();\n            }\n            this._super(\"select\");\n        },\n        unselect: function(_newTarget) {\n            if (!_newTarget || _newTarget.source_representation !== this) {\n                this.selected = false;\n                if (this.options.editor_mode) {\n                    this.all_buttons.forEach(function(b) {\n                        b.hide();\n                    });\n                }\n                this.line.strokeWidth = this.options.edge_stroke_width;\n                this._super(\"unselect\");\n            }\n        },\n        mousedown: function(_event, _isTouch) {\n            if (_isTouch) {\n                this.renderer.unselectAll();\n                this.select();\n            }\n        },\n        mouseup: function(_event, _isTouch) {\n            if (!this.renkan.read_only && this.renderer.is_dragging) {\n                this.from_representation.saveCoords();\n                this.to_representation.saveCoords();\n                this.from_representation.is_dragging = false;\n                this.to_representation.is_dragging = false;\n            } else {\n                if (!_isTouch) {\n                    this.openEditor();\n                }\n                this.model.trigger(\"clicked\");\n            }\n            this.renderer.click_target = null;\n            this.renderer.is_dragging = false;\n        },\n        paperShift: function(_delta) {\n            if (this.options.editor_mode) {\n                if (!this.options.read_only) {\n                    this.from_representation.paperShift(_delta);\n                    this.to_representation.paperShift(_delta);\n                }\n            } else {\n                this.renderer.paperShift(_delta);\n            }\n        },\n        destroy: function() {\n            this._super(\"destroy\");\n            this.line.remove();\n            this.arrow.remove();\n            this.text.remove();\n            if (this.renderer.minimap) {\n                this.minimap_line.remove();\n            }\n            this.all_buttons.forEach(function(b) {\n                b.destroy();\n            });\n            var _this = this;\n            this.bundle.edges = _(this.bundle.edges).reject(function(_edge) {\n                return _this === _edge;\n            });\n        }\n    });\n\n    return Edge;\n\n});\n\n\n\ndefine('renderer/tempedge',['jquery', 'underscore', 'requtils', 'renderer/baserepresentation'], function ($, _, requtils, BaseRepresentation) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* TempEdge Class Begin */\n\n    //var TempEdge = Renderer.TempEdge = Utils.inherit(Renderer._BaseRepresentation);\n    var TempEdge = Utils.inherit(BaseRepresentation);\n\n    _(TempEdge.prototype).extend({\n        _init: function() {\n            this.renderer.edge_layer.activate();\n            this.type = \"Temp-edge\";\n\n            var _color = (this.project.get(\"users\").get(this.renkan.current_user) || Utils._USER_PLACEHOLDER(this.renkan)).get(\"color\");\n            this.line = new paper.Path();\n            this.line.strokeColor = _color;\n            this.line.dashArray = [4, 2];\n            this.line.strokeWidth = this.options.selected_edge_stroke_width;\n            this.line.add([0,0],[0,0]);\n            this.line.__representation = this;\n            this.arrow = new paper.Path();\n            this.arrow.fillColor = _color;\n            this.arrow.add(\n                    [ 0, 0 ],\n                    [ this.options.edge_arrow_length, this.options.edge_arrow_width / 2 ],\n                    [ 0, this.options.edge_arrow_width ]\n            );\n            this.arrow.__representation = this;\n            this.arrow_angle = 0;\n        },\n        redraw: function() {\n            var _p0 = this.from_representation.paper_coords,\n            _p1 = this.end_pos,\n            _a = _p1.subtract(_p0).angle,\n            _c = _p0.add(_p1).divide(2);\n            this.line.segments[0].point = _p0;\n            this.line.segments[1].point = _p1;\n            this.arrow.rotate(_a - this.arrow_angle);\n            this.arrow.position = _c;\n            this.arrow_angle = _a;\n        },\n        paperShift: function(_delta) {\n            if (!this.renderer.isEditable()) {\n                this.renderer.removeRepresentation(_this);\n                paper.view.draw();\n                return;\n            }\n            this.end_pos = this.end_pos.add(_delta);\n            var _hitResult = paper.project.hitTest(this.end_pos);\n            this.renderer.findTarget(_hitResult);\n            this.redraw();\n        },\n        mouseup: function(_event, _isTouch) {\n            var _hitResult = paper.project.hitTest(_event.point),\n            _model = this.from_representation.model,\n            _endDrag = true;\n            if (_hitResult && typeof _hitResult.item.__representation !== \"undefined\") {\n                var _target = _hitResult.item.__representation;\n                if (_target.type.substr(0,4) === \"Node\") {\n                    var _destmodel = _target.model || _target.source_representation.model;\n                    if (_model !== _destmodel) {\n                        var _data = {\n                                id: Utils.getUID('edge'),\n                                created_by: this.renkan.current_user,\n                                from: _model,\n                                to: _destmodel\n                        };\n                        if (this.renderer.isEditable()) {\n                            this.project.addEdge(_data);\n                        }\n                    }\n                }\n\n                if (_model === _target.model || (_target.source_representation && _target.source_representation.model === _model)) {\n                    _endDrag = false;\n                    this.renderer.is_dragging = true;\n                }\n            }\n            if (_endDrag) {\n                this.renderer.click_target = null;\n                this.renderer.is_dragging = false;\n                this.renderer.removeRepresentation(this);\n                paper.view.draw();\n            }\n        },\n        destroy: function() {\n            this.arrow.remove();\n            this.line.remove();\n        }\n    });\n\n    /* TempEdge Class End */\n\n    return TempEdge;\n\n});\n\n\ndefine('renderer/baseeditor',['jquery', 'underscore', 'requtils', 'renderer/baserepresentation'], function ($, _, requtils, BaseRepresentation) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* _BaseEditor Begin */\n    //var _BaseEditor = Renderer._BaseEditor = Utils.inherit(Renderer._BaseRepresentation);\n    var _BaseEditor = Utils.inherit(BaseRepresentation);\n\n    _(_BaseEditor.prototype).extend({\n        _init: function() {\n            this.renderer.buttons_layer.activate();\n            this.type = \"editor\";\n            this.editor_block = new paper.Path();\n            var _pts = _(_.range(8)).map(function() {return [0,0];});\n            this.editor_block.add.apply(this.editor_block, _pts);\n            this.editor_block.strokeWidth = this.options.tooltip_border_width;\n            this.editor_block.strokeColor = this.options.tooltip_border_color;\n            this.editor_block.opacity = 0.8;\n            this.editor_$ = $('<div>')\n            .appendTo(this.renderer.editor_$)\n            .css({\n                position: \"absolute\",\n                opacity: 0.8\n            })\n            .hide();\n        },\n        destroy: function() {\n            this.editor_block.remove();\n            this.editor_$.remove();\n        }\n    });\n\n    /* _BaseEditor End */\n\n    return _BaseEditor;\n\n});\n\n\ndefine('renderer/nodeeditor',['jquery', 'underscore', 'requtils', 'renderer/baseeditor'], function ($, _, requtils, BaseEditor) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* NodeEditor Begin */\n    //var NodeEditor = Renderer.NodeEditor = Utils.inherit(Renderer._BaseEditor);\n    var NodeEditor = Utils.inherit(BaseEditor);\n\n    _(NodeEditor.prototype).extend({\n        template: _.template(\n                '<h2><span class=\"Rk-CloseX\">&times;</span><%-renkan.translate(\"Edit Node\")%></span></h2>' +\n                '<p><label><%-renkan.translate(\"Title:\")%></label><input class=\"Rk-Edit-Title\" type=\"text\" value=\"<%-node.title%>\"/></p>' +\n                '<% if (options.show_node_editor_uri) { %><p><label><%-renkan.translate(\"URI:\")%></label><input class=\"Rk-Edit-URI\" type=\"text\" value=\"<%-node.uri%>\"/><a class=\"Rk-Edit-Goto\" href=\"<%-node.uri%>\" target=\"_blank\"></a></p><% } %>' +\n                '<% if (options.show_node_editor_description) { %><p><label><%-renkan.translate(\"Description:\")%></label><textarea class=\"Rk-Edit-Description\"><%-node.description%></textarea></p><% } %>' +\n                '<% if (options.show_node_editor_size) { %><p><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"Size:\")%></span><a href=\"#\" class=\"Rk-Edit-Size-Down\">-</a><span class=\"Rk-Edit-Size-Value\"><%-node.size%></span><a href=\"#\" class=\"Rk-Edit-Size-Up\">+</a></p><% } %>' +\n                '<% if (options.show_node_editor_color) { %><div class=\"Rk-Editor-p\"><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"Node color:\")%></span><div class=\"Rk-Edit-ColorPicker-Wrapper\"><span class=\"Rk-Edit-Color\" style=\"background:<%-node.color%>;\"><span class=\"Rk-Edit-ColorTip\"></span></span>' +\n                '<%= renkan.colorPicker %><span class=\"Rk-Edit-ColorPicker-Text\"><%- renkan.translate(\"Choose color\") %></span></div></div><% } %>' +\n                '<% if (options.show_node_editor_image) { %><div class=\"Rk-Edit-ImgWrap\"><div class=\"Rk-Edit-ImgPreview\"><img src=\"<%-node.image || node.image_placeholder%>\" />' +\n                '<% if (node.clip_path) { %><svg xmlns=\"http://www.w3.org/2000/svg\" version=\"1.1\" viewbox=\"0 0 1 1\" preserveAspectRatio=\"none\"><path style=\"stroke-width: .02; stroke:red; fill-opacity:.3; fill:red;\" d=\"<%- node.clip_path %>\"/></svg><% }%>' +\n                '</div></div><p><label><%-renkan.translate(\"Image URL:\")%></label><div><a class=\"Rk-Edit-Image-Del\" href=\"#\"></a><input class=\"Rk-Edit-Image\" type=\"text\" value=\"<%-node.image%>\"/></div></p>' +\n                '<% if (options.allow_image_upload) { %><p><label><%-renkan.translate(\"Choose Image File:\")%></label><input class=\"Rk-Edit-Image-File\" type=\"file\" accept=\"image/*\"/></p><% }%><% } %>' +\n                '<% if (options.show_node_editor_creator && node.has_creator) { %><p><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"Created by:\")%></span> <span class=\"Rk-UserColor\" style=\"background:<%-node.created_by_color%>;\"></span><%- shortenText(node.created_by_title, 25) %></p><% } %>' +\n                '<% if (options.change_shapes) { %><p><label><%-renkan.translate(\"Shapes available\")%>:</label> <select class=\"Rk-Edit-Shape\">' +\n                '<option class=\"Rk-Edit-Vocabulary-Property\" value=\"circle\"<% if (node.shape === \"circle\") { %> selected<% } %>><%- renkan.translate(\"Circle\") %></option>' +\n                '<option class=\"Rk-Edit-Vocabulary-Property\" value=\"rectangle\"<% if (node.shape === \"rectangle\") { %> selected<% } %>><%- renkan.translate(\"Square\") %></option>' +\n                '<option class=\"Rk-Edit-Vocabulary-Property\" value=\"diamond\"<% if (node.shape === \"diamond\") { %> selected<% } %>><%- renkan.translate(\"Diamond\") %></option>' +\n                '<option class=\"Rk-Edit-Vocabulary-Property\" value=\"polygon\"<% if (node.shape === \"polygon\") { %> selected<% } %>><%- renkan.translate(\"Hexagone\") %></option>' +\n                '<option class=\"Rk-Edit-Vocabulary-Property\" value=\"ellipse\"<% if (node.shape === \"ellipse\") { %> selected<% } %>><%- renkan.translate(\"Ellipse\") %></option>' +\n                '<option class=\"Rk-Edit-Vocabulary-Property\" value=\"star\"<% if (node.shape === \"star\") { %> selected<% } %>><%- renkan.translate(\"Star\") %></option>' +\n                '</select></p><% } %>'\n        ),\n        readOnlyTemplate: _.template(\n                '<h2><span class=\"Rk-CloseX\">&times;</span><% if (options.show_node_tooltip_color) { %><span class=\"Rk-UserColor\" style=\"background:<%-node.color%>;\"></span><% } %>' +\n                '<span class=\"Rk-Display-Title\"><% if (node.uri) { %><a href=\"<%-node.uri%>\" target=\"_blank\"><% } %><%-node.title%><% if (node.uri) { %></a><% } %></span></h2>' +\n                '<% if (node.uri && options.show_node_tooltip_uri) { %><p class=\"Rk-Display-URI\"><a href=\"<%-node.uri%>\" target=\"_blank\"><%-node.short_uri%></a></p><% } %>' +\n                '<% if (options.show_node_tooltip_description) { %><p class=\"Rk-Display-Description\"><%-node.description%></p><% } %>' +\n                '<% if (node.image && options.show_node_tooltip_image) { %><img class=\"Rk-Display-ImgPreview\" src=\"<%-node.image%>\" /><% } %>' +\n                '<% if (node.has_creator && options.show_node_tooltip_creator) { %><p><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"Created by:\")%></span><span class=\"Rk-UserColor\" style=\"background:<%-node.created_by_color%>;\"></span><%- shortenText(node.created_by_title, 25) %></p><% } %>'\n        ),\n        draw: function() {\n            var _model = this.source_representation.model,\n            _created_by = _model.get(\"created_by\") || Utils._USER_PLACEHOLDER(this.renkan),\n            _template = (this.renderer.isEditable() ? this.template : this.readOnlyTemplate ),\n            _image_placeholder = this.options.static_url + \"img/image-placeholder.png\",\n            _size = (_model.get(\"size\") || 0);\n            this.editor_$\n            .html(_template({\n                node: {\n                    has_creator: !!_model.get(\"created_by\"),\n                    title: _model.get(\"title\"),\n                    uri: _model.get(\"uri\"),\n                    short_uri:  Utils.shortenText((_model.get(\"uri\") || \"\").replace(/^(https?:\\/\\/)?(www\\.)?/,'').replace(/\\/$/,''),40),\n                    description: _model.get(\"description\"),\n                    image: _model.get(\"image\") || \"\",\n                    image_placeholder: _image_placeholder,\n                    color: _model.get(\"color\") || _created_by.get(\"color\"),\n                    clip_path: _model.get(\"clip_path\") || false,\n                    created_by_color: _created_by.get(\"color\"),\n                    created_by_title: _created_by.get(\"title\"),\n                    size: (_size > 0 ? \"+\" : \"\") + _size,\n                    shape: _model.get(\"shape\") || \"circle\"\n                },\n                renkan: this.renkan,\n                options: this.options,\n                shortenText: Utils.shortenText\n            }));\n            this.redraw();\n            var _this = this,\n            closeEditor = function() {\n                _this.renderer.removeRepresentation(_this);\n                paper.view.draw();\n            };\n\n            this.editor_$.find(\".Rk-CloseX\").click(closeEditor);\n\n            this.editor_$.find(\".Rk-Edit-Goto\").click(function() {\n                if (!_model.get(\"uri\")) {\n                    return false;\n                }\n            });\n\n            if (this.renderer.isEditable()) {\n\n                var onFieldChange = _(function() {\n                    _(function() {\n                        if (_this.renderer.isEditable()) {\n                            var _data = {\n                                title: _this.editor_$.find(\".Rk-Edit-Title\").val()\n                            };\n                            if (_this.options.show_node_editor_uri) {\n                                _data.uri = _this.editor_$.find(\".Rk-Edit-URI\").val();\n                                _this.editor_$.find(\".Rk-Edit-Goto\").attr(\"href\",_data.uri || \"#\");\n                            }\n                            if (_this.options.show_node_editor_image) {\n                                _data.image = _this.editor_$.find(\".Rk-Edit-Image\").val();\n                                _this.editor_$.find(\".Rk-Edit-ImgPreview\").attr(\"src\", _data.image || _image_placeholder);\n                            }\n                            if (_this.options.show_node_editor_description) {\n                                _data.description = _this.editor_$.find(\".Rk-Edit-Description\").val();\n                            }\n                            if (_this.options.change_shapes) {\n                                if(_model.get(\"shape\")!==_this.editor_$.find(\".Rk-Edit-Shape\").val()){\n                                    _data.shape = _this.editor_$.find(\".Rk-Edit-Shape\").val();\n                                    _data.shape_changed = true;\n                                }\n                            }\n                            _model.set(_data);\n                            _this.redraw();\n                            // For an unknown reason, we have to set data twice when we change shape, otherwise the image disappears.\n                            if(_data.shape_changed===true){\n                                _model.set(_data);\n                            }\n                        } else {\n                            closeEditor();\n                        }\n                    }).defer();\n                }).throttle(500);\n                \n                this.editor_$.on(\"keyup\", function(_e) {\n                    if (_e.keyCode === 27) {\n                        closeEditor();\n                    }\n                });\n\n                this.editor_$.find(\"input, textarea, select\").on(\"change keyup paste\", onFieldChange);\n\n                if(_this.options.allow_image_upload) {\n                    this.editor_$.find(\".Rk-Edit-Image-File\").change(function() {\n                        if (this.files.length) {\n                            var f = this.files[0],\n                            fr = new FileReader();\n                            if (f.type.substr(0,5) !== \"image\") {\n                                alert(_this.renkan.translate(\"This file is not an image\"));\n                                return;\n                            }\n                            if (f.size > (_this.options.uploaded_image_max_kb * 1024)) {\n                                alert(_this.renkan.translate(\"Image size must be under \") + _this.options.uploaded_image_max_kb + _this.renkan.translate(\"KB\"));\n                                return;\n                            }\n                            fr.onload = function(e) {\n                                _this.editor_$.find(\".Rk-Edit-Image\").val(e.target.result);\n                                onFieldChange();\n                            };\n                            fr.readAsDataURL(f);\n                        }\n                    });\n                }\n                this.editor_$.find(\".Rk-Edit-Title\")[0].focus();\n\n                var _picker = _this.editor_$.find(\".Rk-Edit-ColorPicker\");\n\n                this.editor_$.find(\".Rk-Edit-ColorPicker-Wrapper\").hover(\n                        function(_e) {\n                            _e.preventDefault();\n                            _picker.show();\n                        },\n                        function(_e) {\n                            _e.preventDefault();\n                            _picker.hide();\n                        }\n                );\n\n                _picker.find(\"li\").hover(\n                        function(_e) {\n                            _e.preventDefault();\n                            _this.editor_$.find(\".Rk-Edit-Color\").css(\"background\", $(this).attr(\"data-color\"));\n                        },\n                        function(_e) {\n                            _e.preventDefault();\n                            _this.editor_$.find(\".Rk-Edit-Color\").css(\"background\", _model.get(\"color\") || (_model.get(\"created_by\") || Utils._USER_PLACEHOLDER(_this.renkan)).get(\"color\"));\n                        }\n                ).click(function(_e) {\n                    _e.preventDefault();\n                    if (_this.renderer.isEditable()) {\n                        _model.set(\"color\", $(this).attr(\"data-color\"));\n                        _picker.hide();\n                        paper.view.draw();\n                    } else {\n                        closeEditor();\n                    }\n                });\n\n                var shiftSize = function(n) {\n                    if (_this.renderer.isEditable()) {\n                        var _newsize = n+(_model.get(\"size\") || 0);\n                        _this.editor_$.find(\".Rk-Edit-Size-Value\").text((_newsize > 0 ? \"+\" : \"\") + _newsize);\n                        _model.set(\"size\", _newsize);\n                        paper.view.draw();\n                    } else {\n                        closeEditor();\n                    }\n                };\n\n                this.editor_$.find(\".Rk-Edit-Size-Down\").click(function() {\n                    shiftSize(-1);\n                    return false;\n                });\n                this.editor_$.find(\".Rk-Edit-Size-Up\").click(function() {\n                    shiftSize(1);\n                    return false;\n                });\n                \n                this.editor_$.find(\".Rk-Edit-Image-Del\").click(function() {\n                \t_this.editor_$.find(\".Rk-Edit-Image\").val('');\n                \tonFieldChange();\n                    return false;\n                });\n            } else {\n                if (typeof this.source_representation.highlighted === \"object\") {\n                    var titlehtml = this.source_representation.highlighted.replace(_(_model.get(\"title\")).escape(),'<span class=\"Rk-Highlighted\">$1</span>');\n                    this.editor_$.find(\".Rk-Display-Title\" + (_model.get(\"uri\") ? \" a\" : \"\")).html(titlehtml);\n                    if (this.options.show_node_tooltip_description) {\n                        this.editor_$.find(\".Rk-Display-Description\").html(this.source_representation.highlighted.replace(_(_model.get(\"description\")).escape(),'<span class=\"Rk-Highlighted\">$1</span>'));\n                    }\n                }\n            }\n            this.editor_$.find(\"img\").load(function() {\n                _this.redraw();\n            });\n        },\n        redraw: function() {\n            var _coords = this.source_representation.paper_coords;\n            Utils.drawEditBox(this.options, _coords, this.editor_block, this.source_representation.circle_radius * 0.75, this.editor_$);\n            this.editor_$.show();\n            paper.view.draw();\n        }\n    });\n\n    /* NodeEditor End */\n\n    return NodeEditor;\n\n});\n\n\ndefine('renderer/edgeeditor',['jquery', 'underscore', 'requtils', 'renderer/baseeditor'], function ($, _, requtils, BaseEditor) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* EdgeEditor Begin */\n\n    //var EdgeEditor = Renderer.EdgeEditor = Utils.inherit(Renderer._BaseEditor);\n    var EdgeEditor = Utils.inherit(BaseEditor);\n\n    _(EdgeEditor.prototype).extend({\n        template: _.template(\n                '<h2><span class=\"Rk-CloseX\">&times;</span><%-renkan.translate(\"Edit Edge\")%></span></h2>' +\n                '<p><label><%-renkan.translate(\"Title:\")%></label><input class=\"Rk-Edit-Title\" type=\"text\" value=\"<%-edge.title%>\"/></p>' +\n                '<% if (options.show_edge_editor_uri) { %><p><label><%-renkan.translate(\"URI:\")%></label><input class=\"Rk-Edit-URI\" type=\"text\" value=\"<%-edge.uri%>\"/><a class=\"Rk-Edit-Goto\" href=\"<%-edge.uri%>\" target=\"_blank\"></a></p>' +\n                '<% if (options.properties.length) { %><p><label><%-renkan.translate(\"Choose from vocabulary:\")%></label><select class=\"Rk-Edit-Vocabulary\">' +\n                '<% _(options.properties).each(function(ontology) { %><option class=\"Rk-Edit-Vocabulary-Class\" value=\"\"><%- renkan.translate(ontology.label) %></option>' +\n                '<% _(ontology.properties).each(function(property) { var uri = ontology[\"base-uri\"] + property.uri; %><option class=\"Rk-Edit-Vocabulary-Property\" value=\"<%- uri %>' +\n                '\"<% if (uri === edge.uri) { %> selected<% } %>><%- renkan.translate(property.label) %></option>' +\n                '<% }) %><% }) %></select></p><% } } %>' +\n                '<% if (options.show_edge_editor_color) { %><div class=\"Rk-Editor-p\"><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"Edge color:\")%></span><div class=\"Rk-Edit-ColorPicker-Wrapper\"><span class=\"Rk-Edit-Color\" style=\"background:<%-edge.color%>;\"><span class=\"Rk-Edit-ColorTip\"></span></span>' +\n                '<%= renkan.colorPicker %><span class=\"Rk-Edit-ColorPicker-Text\"><%- renkan.translate(\"Choose color\") %></span></div></div><% } %>' +\n                '<% if (options.show_edge_editor_direction) { %><p><span class=\"Rk-Edit-Direction\"><%- renkan.translate(\"Change edge direction\") %></span></p><% } %>' +\n                '<% if (options.show_edge_editor_nodes) { %><p><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"From:\")%></span><span class=\"Rk-UserColor\" style=\"background:<%-edge.from_color%>;\"></span><%- shortenText(edge.from_title, 25) %></p>' +\n                '<p><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"To:\")%></span><span class=\"Rk-UserColor\" style=\"background:<%-edge.to_color%>;\"></span><%- shortenText(edge.to_title, 25) %></p><% } %>' +\n                '<% if (options.show_edge_editor_creator && edge.has_creator) { %><p><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"Created by:\")%></span><span class=\"Rk-UserColor\" style=\"background:<%-edge.created_by_color%>;\"></span><%- shortenText(edge.created_by_title, 25) %></p><% } %>'\n        ),\n        readOnlyTemplate: _.template(\n                '<h2><span class=\"Rk-CloseX\">&times;</span><% if (options.show_edge_tooltip_color) { %><span class=\"Rk-UserColor\" style=\"background:<%-edge.color%>;\"></span><% } %>' +\n                '<span class=\"Rk-Display-Title\"><% if (edge.uri) { %><a href=\"<%-edge.uri%>\" target=\"_blank\"><% } %><%-edge.title%><% if (edge.uri) { %></a><% } %></span></h2>' +\n                '<% if (options.show_edge_tooltip_uri && edge.uri) { %><p class=\"Rk-Display-URI\"><a href=\"<%-edge.uri%>\" target=\"_blank\"><%-edge.short_uri%></a></p><% } %>' +\n                '<p><%-edge.description%></p>' +\n                '<% if (options.show_edge_tooltip_nodes) { %><p><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"From:\")%></span><span class=\"Rk-UserColor\" style=\"background:<%-edge.from_color%>;\"></span><%- shortenText(edge.from_title, 25) %></p>' +\n                '<p><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"To:\")%></span><span class=\"Rk-UserColor\" style=\"background:<%-edge.to_color%>;\"></span><%- shortenText(edge.to_title, 25) %></p><% } %>' +\n                '<% if (options.show_edge_tooltip_creator && edge.has_creator) { %><p><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"Created by:\")%></span><span class=\"Rk-UserColor\" style=\"background:<%-edge.created_by_color%>;\"></span><%- shortenText(edge.created_by_title, 25) %></p><% } %>'\n        ),\n        draw: function() {\n            var _model = this.source_representation.model,\n            _from_model = _model.get(\"from\"),\n            _to_model = _model.get(\"to\"),\n            _created_by = _model.get(\"created_by\") || Utils._USER_PLACEHOLDER(this.renkan),\n            _template = (this.renderer.isEditable() ? this.template : this.readOnlyTemplate);\n            this.editor_$\n            .html(_template({\n                edge: {\n                    has_creator: !!_model.get(\"created_by\"),\n                    title: _model.get(\"title\"),\n                    uri: _model.get(\"uri\"),\n                    short_uri:  Utils.shortenText((_model.get(\"uri\") || \"\").replace(/^(https?:\\/\\/)?(www\\.)?/,'').replace(/\\/$/,''),40),\n                    description: _model.get(\"description\"),\n                    color: _model.get(\"color\") || _created_by.get(\"color\"),\n                    from_title: _from_model.get(\"title\"),\n                    to_title: _to_model.get(\"title\"),\n                    from_color: _from_model.get(\"color\") || (_from_model.get(\"created_by\") || Utils._USER_PLACEHOLDER(this.renkan)).get(\"color\"),\n                    to_color: _to_model.get(\"color\") || (_to_model.get(\"created_by\") || Utils._USER_PLACEHOLDER(this.renkan)).get(\"color\"),\n                    created_by_color: _created_by.get(\"color\"),\n                    created_by_title: _created_by.get(\"title\")\n                },\n                renkan: this.renkan,\n                shortenText: Utils.shortenText,\n                options: this.options\n            }));\n            this.redraw();\n            var _this = this,\n            closeEditor = function() {\n                _this.renderer.removeRepresentation(_this);\n                paper.view.draw();\n            };\n            this.editor_$.find(\".Rk-CloseX\").click(closeEditor);\n            this.editor_$.find(\".Rk-Edit-Goto\").click(function() {\n                if (!_model.get(\"uri\")) {\n                    return false;\n                }\n            });\n\n            if (this.renderer.isEditable()) {\n\n                var onFieldChange = _(function() {\n                    _(function() {\n                        if (_this.renderer.isEditable()) {\n                            var _data = {\n                                    title: _this.editor_$.find(\".Rk-Edit-Title\").val()\n                            };\n                            if (_this.options.show_edge_editor_uri) {\n                                _data.uri = _this.editor_$.find(\".Rk-Edit-URI\").val();\n                            }\n                            _this.editor_$.find(\".Rk-Edit-Goto\").attr(\"href\",_data.uri || \"#\");\n                            _model.set(_data);\n                            paper.view.draw();\n                        } else {\n                            closeEditor();\n                        }\n                    }).defer();\n                }).throttle(500);\n\n                this.editor_$.on(\"keyup\", function(_e) {\n                    if (_e.keyCode === 27) {\n                        closeEditor();\n                    }\n                });\n\n                this.editor_$.find(\"input\").on(\"keyup change paste\", onFieldChange);\n\n                this.editor_$.find(\".Rk-Edit-Vocabulary\").change(function() {\n                    var e = $(this),\n                    v = e.val();\n                    if (v) {\n                        _this.editor_$.find(\".Rk-Edit-Title\").val(e.find(\":selected\").text());\n                        _this.editor_$.find(\".Rk-Edit-URI\").val(v);\n                        onFieldChange();\n                    }\n                });\n                this.editor_$.find(\".Rk-Edit-Direction\").click(function() {\n                    if (_this.renderer.isEditable()) {\n                        _model.set({\n                            from: _model.get(\"to\"),\n                            to: _model.get(\"from\")\n                        });\n                        _this.draw();\n                    } else {\n                        closeEditor();\n                    }\n                });\n\n                var _picker = _this.editor_$.find(\".Rk-Edit-ColorPicker\");\n\n                this.editor_$.find(\".Rk-Edit-ColorPicker-Wrapper\").hover(\n                        function(_e) {\n                            _e.preventDefault();\n                            _picker.show();\n                        },\n                        function(_e) {\n                            _e.preventDefault();\n                            _picker.hide();\n                        }\n                );\n\n                _picker.find(\"li\").hover(\n                        function(_e) {\n                            _e.preventDefault();\n                            _this.editor_$.find(\".Rk-Edit-Color\").css(\"background\", $(this).attr(\"data-color\"));\n                        },\n                        function(_e) {\n                            _e.preventDefault();\n                            _this.editor_$.find(\".Rk-Edit-Color\").css(\"background\", _model.get(\"color\") || (_model.get(\"created_by\") || Utils._USER_PLACEHOLDER(_this.renkan)).get(\"color\"));\n                        }\n                ).click(function(_e) {\n                    _e.preventDefault();\n                    if (_this.renderer.isEditable()) {\n                        _model.set(\"color\", $(this).attr(\"data-color\"));\n                        _picker.hide();\n                        paper.view.draw();\n                    } else {\n                        closeEditor();\n                    }\n                });\n            }\n        },\n        redraw: function() {\n            var _coords = this.source_representation.paper_coords;\n            Utils.drawEditBox(this.options, _coords, this.editor_block, 5, this.editor_$);\n            this.editor_$.show();\n            paper.view.draw();\n        }\n    });\n\n    /* EdgeEditor End */\n\n    return EdgeEditor;\n\n});\n\n\ndefine('renderer/nodebutton',['jquery', 'underscore', 'requtils', 'renderer/basebutton'], function ($, _, requtils, BaseButton) {\n    \n    \n    var Utils = requtils.getUtils();\n\n    /* _NodeButton Begin */\n\n    //var _NodeButton = Renderer._NodeButton = Utils.inherit(Renderer._BaseButton);\n    var _NodeButton = Utils.inherit(BaseButton);\n\n    _(_NodeButton.prototype).extend({\n        setSectorSize: function() {\n            var sectorInner = this.source_representation.circle_radius;\n            if (sectorInner !== this.lastSectorInner) {\n                if (this.sector) {\n                    this.sector.destroy();\n                }\n                this.sector = this.renderer.drawSector(\n                        this, 1 + sectorInner,\n                        Utils._NODE_BUTTON_WIDTH + sectorInner,\n                        this.startAngle,\n                        this.endAngle,\n                        1,\n                        this.imageName,\n                        this.renkan.translate(this.text)\n                );\n                this.lastSectorInner = sectorInner;\n            }\n        }\n    });\n\n    /* _NodeButton End */\n\n    return _NodeButton;\n\n});\n\n\ndefine('renderer/nodeeditbutton',['jquery', 'underscore', 'requtils', 'renderer/nodebutton'], function ($, _, requtils, NodeButton) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* NodeEditButton Begin */\n\n    //var NodeEditButton = Renderer.NodeEditButton = Utils.inherit(Renderer._NodeButton);\n    var NodeEditButton = Utils.inherit(NodeButton);\n\n    _(NodeEditButton.prototype).extend({\n        _init: function() {\n            this.type = \"Node-edit-button\";\n            this.lastSectorInner = 0;\n            this.startAngle = -135;\n            this.endAngle = -45;\n            this.imageName = \"edit\";\n            this.text = \"Edit\";\n        },\n        mouseup: function() {\n            if (!this.renderer.is_dragging) {\n                this.source_representation.openEditor();\n            }\n        }\n    });\n\n    /* NodeEditButton End */\n\n    return NodeEditButton;\n\n});\n\n\ndefine('renderer/noderemovebutton',['jquery', 'underscore', 'requtils', 'renderer/nodebutton'], function ($, _, requtils, NodeButton) {\n    \n    \n    var Utils = requtils.getUtils();\n\n    /* NodeRemoveButton Begin */\n\n    //var NodeRemoveButton = Renderer.NodeRemoveButton = Utils.inherit(Renderer._NodeButton);\n    var NodeRemoveButton = Utils.inherit(NodeButton);\n\n    _(NodeRemoveButton.prototype).extend({\n        _init: function() {\n            this.type = \"Node-remove-button\";\n            this.lastSectorInner = 0;\n            this.startAngle = 0;\n            this.endAngle = 90;\n            this.imageName = \"remove\";\n            this.text = \"Remove\";\n        },\n        mouseup: function() {\n            this.renderer.click_target = null;\n            this.renderer.is_dragging = false;\n            this.renderer.removeRepresentationsOfType(\"editor\");\n            if (this.renderer.isEditable()) {\n                if (this.options.element_delete_delay) {\n                    var delid = Utils.getUID(\"delete\");\n                    this.renderer.delete_list.push({\n                        id: delid,\n                        time: new Date().valueOf() + this.options.element_delete_delay\n                    });\n                    this.source_representation.model.set(\"delete_scheduled\", delid);\n                } else {\n                    if (confirm(this.renkan.translate('Do you really wish to remove node ') + '\"' + this.source_representation.model.get(\"title\") + '\"?')) {\n                        this.project.removeNode(this.source_representation.model);\n                    }\n                }\n            }\n        }\n    });\n\n    /* NodeRemoveButton End */\n\n    return NodeRemoveButton;\n\n});\n\n\ndefine('renderer/noderevertbutton',['jquery', 'underscore', 'requtils', 'renderer/nodebutton'], function ($, _, requtils, NodeButton) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* NodeRevertButton Begin */\n\n    //var NodeRevertButton = Renderer.NodeRevertButton = Utils.inherit(Renderer._NodeButton);\n    var NodeRevertButton = Utils.inherit(NodeButton);\n\n    _(NodeRevertButton.prototype).extend({\n        _init: function() {\n            this.type = \"Node-revert-button\";\n            this.lastSectorInner = 0;\n            this.startAngle = -135;\n            this.endAngle = 135;\n            this.imageName = \"revert\";\n            this.text = \"Cancel deletion\";\n        },\n        mouseup: function() {\n            this.renderer.click_target = null;\n            this.renderer.is_dragging = false;\n            if (this.renderer.isEditable()) {\n                this.source_representation.model.unset(\"delete_scheduled\");\n            }\n        }\n    });\n\n    /* NodeRevertButton End */\n\n    return NodeRevertButton;\n\n});\n\n\ndefine('renderer/nodelinkbutton',['jquery', 'underscore', 'requtils', 'renderer/nodebutton'], function ($, _, requtils, NodeButton) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* NodeLinkButton Begin */\n\n    //var NodeLinkButton = Renderer.NodeLinkButton = Utils.inherit(Renderer._NodeButton);\n    var NodeLinkButton = Utils.inherit(NodeButton);\n\n    _(NodeLinkButton.prototype).extend({\n        _init: function() {\n            this.type = \"Node-link-button\";\n            this.lastSectorInner = 0;\n            this.startAngle = 90;\n            this.endAngle = 180;\n            this.imageName = \"link\";\n            this.text = \"Link to another node\";\n        },\n        mousedown: function(_event, _isTouch) {\n            if (this.renderer.isEditable()) {\n                var _off = this.renderer.canvas_$.offset(),\n                _point = new paper.Point([\n                                          _event.pageX - _off.left,\n                                          _event.pageY - _off.top\n                                          ]);\n                this.renderer.click_target = null;\n                this.renderer.removeRepresentationsOfType(\"editor\");\n                this.renderer.addTempEdge(this.source_representation, _point);\n            }\n        }\n    });\n\n    /* NodeLinkButton End */\n\n    return NodeLinkButton;\n\n});\n\n\n\ndefine('renderer/nodeenlargebutton',['jquery', 'underscore', 'requtils', 'renderer/nodebutton'], function ($, _, requtils, NodeButton) {\n    \n    \n    var Utils = requtils.getUtils();\n\n    /* NodeEnlargeButton Begin */\n\n    //var NodeEnlargeButton = Renderer.NodeEnlargeButton = Utils.inherit(Renderer._NodeButton);\n    var NodeEnlargeButton = Utils.inherit(NodeButton);\n\n    _(NodeEnlargeButton.prototype).extend({\n        _init: function() {\n            this.type = \"Node-enlarge-button\";\n            this.lastSectorInner = 0;\n            this.startAngle = -45;\n            this.endAngle = 0;\n            this.imageName = \"enlarge\";\n            this.text = \"Enlarge\";\n        },\n        mouseup: function() {\n            var _newsize = 1 + (this.source_representation.model.get(\"size\") || 0);\n            this.source_representation.model.set(\"size\", _newsize);\n            this.source_representation.select();\n            this.select();\n            paper.view.draw();\n        }\n    });\n\n    /* NodeEnlargeButton End */\n\n    return NodeEnlargeButton;\n\n});\n\n\ndefine('renderer/nodeshrinkbutton',['jquery', 'underscore', 'requtils', 'renderer/nodebutton'], function ($, _, requtils, NodeButton) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* NodeShrinkButton Begin */\n\n    //var NodeShrinkButton = Renderer.NodeShrinkButton = Utils.inherit(Renderer._NodeButton);\n    var NodeShrinkButton = Utils.inherit(NodeButton);\n\n    _(NodeShrinkButton.prototype).extend({\n        _init: function() {\n            this.type = \"Node-shrink-button\";\n            this.lastSectorInner = 0;\n            this.startAngle = -180;\n            this.endAngle = -135;\n            this.imageName = \"shrink\";\n            this.text = \"Shrink\";\n        },\n        mouseup: function() {\n            var _newsize = -1 + (this.source_representation.model.get(\"size\") || 0);\n            this.source_representation.model.set(\"size\", _newsize);\n            this.source_representation.select();\n            this.select();\n            paper.view.draw();\n        }\n    });\n\n    /* NodeShrinkButton End */\n\n    return NodeShrinkButton;\n\n});\n\n\ndefine('renderer/edgeeditbutton',['jquery', 'underscore', 'requtils', 'renderer/basebutton'], function ($, _, requtils, BaseButton) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* EdgeEditButton Begin */\n\n    //var EdgeEditButton = Renderer.EdgeEditButton = Utils.inherit(Renderer._BaseButton);\n    var EdgeEditButton = Utils.inherit(BaseButton);\n\n    _(EdgeEditButton.prototype).extend({\n        _init: function() {\n            this.type = \"Edge-edit-button\";\n            this.sector = this.renderer.drawSector(this, Utils._EDGE_BUTTON_INNER, Utils._EDGE_BUTTON_OUTER, -270, -90, 1, \"edit\", this.renkan.translate(\"Edit\"));\n        },\n        mouseup: function() {\n            if (!this.renderer.is_dragging) {\n                this.source_representation.openEditor();\n            }\n        }\n    });\n\n    /* EdgeEditButton End */\n\n    return EdgeEditButton;\n\n});\n\n\ndefine('renderer/edgeremovebutton',['jquery', 'underscore', 'requtils', 'renderer/basebutton'], function ($, _, requtils, BaseButton) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* EdgeRemoveButton Begin */\n\n    //var EdgeRemoveButton = Renderer.EdgeRemoveButton = Utils.inherit(Renderer._BaseButton);\n    var EdgeRemoveButton = Utils.inherit(BaseButton);\n\n    _(EdgeRemoveButton.prototype).extend({\n        _init: function() {\n            this.type = \"Edge-remove-button\";\n            this.sector = this.renderer.drawSector(this, Utils._EDGE_BUTTON_INNER, Utils._EDGE_BUTTON_OUTER, -90, 90, 1, \"remove\", this.renkan.translate(\"Remove\"));\n        },\n        mouseup: function() {\n            this.renderer.click_target = null;\n            this.renderer.is_dragging = false;\n            this.renderer.removeRepresentationsOfType(\"editor\");\n            if (this.renderer.isEditable()) {\n                if (this.options.element_delete_delay) {\n                    var delid = Utils.getUID(\"delete\");\n                    this.renderer.delete_list.push({\n                        id: delid,\n                        time: new Date().valueOf() + this.options.element_delete_delay\n                    });\n                    this.source_representation.model.set(\"delete_scheduled\", delid);\n                } else {\n                    if (confirm(this.renkan.translate('Do you really wish to remove edge ') + '\"' + this.source_representation.model.get(\"title\") + '\"?')) {\n                        this.project.removeEdge(this.source_representation.model);\n                    }\n                }\n            }\n        }\n    });\n\n    /* EdgeRemoveButton End */\n\n    return EdgeRemoveButton;\n\n});\n\n\ndefine('renderer/edgerevertbutton',['jquery', 'underscore', 'requtils', 'renderer/basebutton'], function ($, _, requtils, BaseButton) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* EdgeRevertButton Begin */\n\n    //var EdgeRevertButton = Renderer.EdgeRevertButton = Utils.inherit(Renderer._BaseButton);\n    var EdgeRevertButton = Utils.inherit(BaseButton);\n\n    _(EdgeRevertButton.prototype).extend({\n        _init: function() {\n            this.type = \"Edge-revert-button\";\n            this.sector = this.renderer.drawSector(this, Utils._EDGE_BUTTON_INNER, Utils._EDGE_BUTTON_OUTER, -135, 135, 1, \"revert\", this.renkan.translate(\"Cancel deletion\"));\n        },\n        mouseup: function() {\n            this.renderer.click_target = null;\n            this.renderer.is_dragging = false;\n            if (this.renderer.isEditable()) {\n                this.source_representation.model.unset(\"delete_scheduled\");\n            }\n        }\n    });\n\n    /* EdgeRevertButton End */\n\n    return EdgeRevertButton;\n\n});\n\n\ndefine('renderer/miniframe',['jquery', 'underscore', 'requtils', 'renderer/baserepresentation'], function ($, _, requtils, BaseRepresentation) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* MiniFrame Begin */\n\n    //var MiniFrame = Renderer.MiniFrame = Utils.inherit(Renderer._BaseRepresentation);\n    var MiniFrame = Utils.inherit(BaseRepresentation);\n\n    _(MiniFrame.prototype).extend({\n        paperShift: function(_delta) {\n            this.renderer.offset = this.renderer.offset.subtract(_delta.divide(this.renderer.minimap.scale).multiply(this.renderer.scale));\n            this.renderer.redraw();\n        },\n        mouseup: function(_delta) {\n            this.renderer.click_target = null;\n            this.renderer.is_dragging = false;\n        }\n    });\n\n    /* MiniFrame End */\n\n    return MiniFrame;\n\n});\n\n\ndefine('renderer/scene',['jquery', 'underscore', 'filesaver', 'requtils', 'renderer/miniframe'], function ($, _, filesaver, requtils, MiniFrame) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* Scene Begin */\n\n    var Scene = function(_renkan) {\n        this.renkan = _renkan;\n        this.$ = $(\".Rk-Render\");\n        this.representations = [];\n        this.$.html(this.template(_renkan));\n        this.onStatusChange();\n        this.canvas_$ = this.$.find(\".Rk-Canvas\");\n        this.labels_$ = this.$.find(\".Rk-Labels\");\n        this.editor_$ = this.$.find(\".Rk-Editor\");\n        this.notif_$ = this.$.find(\".Rk-Notifications\");\n        paper.setup(this.canvas_$[0]);\n        this.scale = 1;\n        this.initialScale = 1;\n        this.offset = paper.view.center;\n        this.totalScroll = 0;\n        this.mouse_down = false;\n        this.click_target = null;\n        this.selected_target = null;\n        this.edge_layer = new paper.Layer();\n        this.node_layer = new paper.Layer();\n        this.buttons_layer = new paper.Layer();\n        this.delete_list = [];\n        this.redrawActive = true;\n        \n        var currentWidth = this.canvas_$.width();\n        var currentHeight = this.canvas_$.height();\n\n        if (_renkan.options.show_minimap) {\n            this.minimap = {\n                    background_layer: new paper.Layer(),\n                    edge_layer: new paper.Layer(),\n                    node_layer: new paper.Layer(),\n                    node_group: new paper.Group(),\n                    size: new paper.Size( _renkan.options.minimap_width, _renkan.options.minimap_height )\n            };\n\n            this.minimap.background_layer.activate();\n            this.minimap.topleft = paper.view.bounds.bottomRight.subtract(this.minimap.size);\n            this.minimap.rectangle = new paper.Path.Rectangle(this.minimap.topleft.subtract([2,2]), this.minimap.size.add([4,4]));\n            this.minimap.rectangle.fillColor = _renkan.options.minimap_background_color;\n            this.minimap.rectangle.strokeColor = _renkan.options.minimap_border_color;\n            this.minimap.rectangle.strokeWidth = 4;\n            this.minimap.offset = new paper.Point(this.minimap.size.divide(2));\n            this.minimap.scale = 0.1;\n\n            this.minimap.node_layer.activate();\n            this.minimap.cliprectangle = new paper.Path.Rectangle(this.minimap.topleft, this.minimap.size);\n            this.minimap.node_group.addChild(this.minimap.cliprectangle);\n            this.minimap.node_group.clipped = true;\n            this.minimap.miniframe = new paper.Path.Rectangle(this.minimap.topleft, this.minimap.size);\n            this.minimap.node_group.addChild(this.minimap.miniframe);\n            this.minimap.miniframe.fillColor = '#c0c0ff';\n            this.minimap.miniframe.opacity = 0.3;\n            this.minimap.miniframe.strokeColor = '#000080';\n            this.minimap.miniframe.strokeWidth = 3;\n            this.minimap.miniframe.__representation = new MiniFrame(this, null);\n        }\n\n        this.throttledPaperDraw = _(function() {\n            paper.view.draw();\n        }).throttle(100);\n\n        this.bundles = [];\n        this.click_mode = false;\n\n        var _this = this,\n        _allowScroll = true,\n        _originalScale = 1,\n        _zooming = false,\n        _lastTapX = 0,\n        _lastTapY = 0;\n\n        this.image_cache = {};\n        this.icon_cache = {};\n\n        ['edit', 'remove', 'link', 'enlarge', 'shrink', 'revert' ].forEach(function(imgname) {\n            var img = new Image();\n            img.src = _renkan.options.static_url + 'img/' + imgname + '.png';\n            _this.icon_cache[imgname] = img;\n        });\n\n        var throttledMouseMove = _.throttle(function(_event, _isTouch) {\n            _this.onMouseMove(_event, _isTouch);\n        }, Utils._MOUSEMOVE_RATE);\n\n        this.canvas_$.on({\n            mousedown: function(_event) {\n                _event.preventDefault();\n                _this.onMouseDown(_event, false);\n            },\n            mousemove: function(_event) {\n                _event.preventDefault();\n                throttledMouseMove(_event, false);\n            },\n            mouseup: function(_event) {\n                _event.preventDefault();\n                _this.onMouseUp(_event, false);\n            },\n            mousewheel: function(_event, _delta) {\n                if(_renkan.options.zoom_on_scroll) {\n                    _event.preventDefault();\n                    if (_allowScroll) {\n                        _this.onScroll(_event, _delta);\n                    }\n                }\n            },\n            touchstart: function(_event) {\n                _event.preventDefault();\n                var _touches = _event.originalEvent.touches[0];\n                if (\n                        _renkan.options.allow_double_click &&\n                        new Date() - _lastTap < Utils._DOUBLETAP_DELAY &&\n                        ( Math.pow(_lastTapX - _touches.pageX, 2) + Math.pow(_lastTapY - _touches.pageY, 2) < Utils._DOUBLETAP_DISTANCE )\n                ) {\n                    _lastTap = 0;\n                    _this.onDoubleClick(_touches);\n                } else {\n                    _lastTap = new Date();\n                    _lastTapX = _touches.pageX;\n                    _lastTapY = _touches.pageY;\n                    _originalScale = _this.scale;\n                    _zooming = false;\n                    _this.onMouseDown(_touches, true);\n                }\n            },\n            touchmove: function(_event) {\n                _event.preventDefault();\n                _lastTap = 0;\n                if (_event.originalEvent.touches.length === 1) {\n                    _this.onMouseMove(_event.originalEvent.touches[0], true);\n                } else {\n                    if (!_zooming) {\n                        _this.onMouseUp(_event.originalEvent.touches[0], true);\n                        _this.click_target = null;\n                        _this.is_dragging = false;\n                        _zooming = true;\n                    }\n                    if (_event.originalEvent.scale === \"undefined\") {\n                        return;\n                    }\n                    var _newScale = _event.originalEvent.scale * _originalScale,\n                    _scaleRatio = _newScale / _this.scale,\n                    _newOffset = new paper.Point([\n                                                  _this.canvas_$.width(),\n                                                  _this.canvas_$.height()\n                                                  ]).multiply( 0.5 * ( 1 - _scaleRatio ) ).add(_this.offset.multiply( _scaleRatio ));\n                    _this.setScale(_newScale, _newOffset);\n                }\n            },\n            touchend: function(_event) {\n                _event.preventDefault();\n                _this.onMouseUp(_event.originalEvent.changedTouches[0], true);\n            },\n            dblclick: function(_event) {\n                _event.preventDefault();\n                if (_renkan.options.allow_double_click) {\n                    _this.onDoubleClick(_event);\n                }\n            },\n            mouseleave: function(_event) {\n                _event.preventDefault();\n                _this.onMouseUp(_event, false);\n                _this.click_target = null;\n                _this.is_dragging = false;\n            },\n            dragover: function(_event) {\n                _event.preventDefault();\n            },\n            dragenter: function(_event) {\n                _event.preventDefault();\n                _allowScroll = false;\n            },\n            dragleave: function(_event) {\n                _event.preventDefault();\n                _allowScroll = true;\n            },\n            drop: function(_event) {\n                _event.preventDefault();\n                _allowScroll = true;\n                var res = {};\n                _(_event.originalEvent.dataTransfer.types).each(function(t) {\n                    try {\n                        res[t] = _event.originalEvent.dataTransfer.getData(t);\n                    } catch(e) {}\n                });\n                var text = _event.originalEvent.dataTransfer.getData(\"Text\");\n                if (typeof text === \"string\") {\n                    switch(text[0]) {\n                    case \"{\":\n                    case \"[\":\n                        try {\n                            var data = JSON.parse(text);\n                            _(res).extend(data);\n                        }\n                        catch(e) {\n                            if (!res[\"text/plain\"]) {\n                                res[\"text/plain\"] = text;\n                            }\n                        }\n                        break;\n                    case \"<\":\n                        if (!res[\"text/html\"]) {\n                            res[\"text/html\"] = text;\n                        }\n                        break;\n                    default:\n                        if (!res[\"text/plain\"]) {\n                            res[\"text/plain\"] = text;\n                        }\n                    }\n                }\n                var url = _event.originalEvent.dataTransfer.getData(\"URL\");\n                if (url && !res[\"text/uri-list\"]) {\n                    res[\"text/uri-list\"] = url;\n                }\n                _this.dropData(res, _event.originalEvent);\n            }\n        });\n\n        var bindClick = function(selector, fname) {\n            _this.$.find(selector).click(function(evt) {\n                _this[fname](evt);\n                return false;\n            });\n        };\n\n        bindClick(\".Rk-ZoomOut\", \"zoomOut\");\n        bindClick(\".Rk-ZoomIn\", \"zoomIn\");\n        bindClick(\".Rk-ZoomFit\", \"autoScale\");\n        this.$.find(\".Rk-ZoomSave\").click( function() {\n            // Save scale and offset point\n            _this.renkan.project.addView( { zoom_level:_this.scale, offset:_this.offset } );\n        });\n        this.$.find(\".Rk-ZoomSetSaved\").click( function() {\n            var view = _this.renkan.project.get(\"views\").last();\n            if(view){\n                _this.setScale(view.get(\"zoom_level\"), new paper.Point(view.get(\"offset\")));\n            }\n        });\n        if(this.renkan.read_only && !isNaN(parseInt(this.renkan.options.default_view))){\n            this.$.find(\".Rk-ZoomSetSaved\").show();\n        }\n        this.$.find(\".Rk-CurrentUser\").mouseenter(\n                function() { _this.$.find(\".Rk-UserList\").slideDown(); }\n        );\n        this.$.find(\".Rk-Users\").mouseleave(\n                function() { _this.$.find(\".Rk-UserList\").slideUp(); }\n        );\n        bindClick(\".Rk-FullScreen-Button\", \"fullScreen\");\n        bindClick(\".Rk-AddNode-Button\", \"addNodeBtn\");\n        bindClick(\".Rk-AddEdge-Button\", \"addEdgeBtn\");\n        bindClick(\".Rk-Save-Button\", \"save\");\n        bindClick(\".Rk-Open-Button\", \"open\");\n        bindClick(\".Rk-Export-Button\", \"exportProject\");\n        this.$.find(\".Rk-Bookmarklet-Button\")\n          /*jshint scripturl:true */\n          .attr(\"href\",\"javascript:\" + Utils._BOOKMARKLET_CODE(_renkan))\n          .click(function(){\n              _this.notif_$\n              .text(_renkan.translate(\"Drag this button to your bookmark bar. When on a third-party website, click it to enable drag-and-drop from the website to Renkan.\"))\n              .fadeIn()\n              .delay(5000)\n              .fadeOut();\n              return false;\n          });\n        this.$.find(\".Rk-TopBar-Button\").mouseover(function() {\n            $(this).find(\".Rk-TopBar-Tooltip\").show();\n        }).mouseout(function() {\n            $(this).find(\".Rk-TopBar-Tooltip\").hide();\n        });\n        bindClick(\".Rk-Fold-Bins\", \"foldBins\");\n\n        paper.view.onResize = function(_event) {\n        \tvar _ratio,\n        \t\tnewWidth= _this.canvas_$.parent().width(),\n\t\t\t\tnewHeight = _this.canvas_$.parent().height();\n        \t\n            // Because of paper bug which does not calculate the good height and width\n            // We have to update manually the canvas's height and width        \t\n            paper.view._viewSize.height =  _event.size.height = _this.canvas_$.parent().height();\n            paper.view._viewSize.width =  _event.size.height = _this.canvas_$.parent().width();\n            \n            if (_this.minimap) {\n                _this.minimap.topleft = paper.view.bounds.bottomRight.subtract(_this.minimap.size);\n                _this.minimap.rectangle.fitBounds(_this.minimap.topleft.subtract([2,2]), _this.minimap.size.add([4,4]));\n                _this.minimap.cliprectangle.fitBounds(_this.minimap.topleft, _this.minimap.size);\n            }\n            \n            if (newHeight < newWidth) {\n            \t\t_ratio = (newHeight/currentHeight);\n            } else {\n            \t_ratio = (newWidth/currentWidth);\n            }\n            \n        \t_this.resizeZoom((newWidth/currentWidth), (newHeight/currentHeight), _ratio);\n        \t\n        \tcurrentWidth = newWidth;\n        \tcurrentHeight = newHeight;\n        \t\n        \t_this.redraw();\n            \n        };\n\n        var _thRedraw = _.throttle(function() {\n            _this.redraw();\n        },50);\n\n        this.addRepresentations(\"Node\", this.renkan.project.get(\"nodes\"));\n        this.addRepresentations(\"Edge\", this.renkan.project.get(\"edges\"));\n        this.renkan.project.on(\"change:title\", function() {\n            _this.$.find(\".Rk-PadTitle\").val(_renkan.project.get(\"title\"));\n        });\n\n        this.$.find(\".Rk-PadTitle\").on(\"keyup input paste\", function() {\n            _renkan.project.set({\"title\": $(this).val()});\n        });\n\n        var _thRedrawUsers = _.throttle(function() {\n            _this.redrawUsers();\n        }, 100);\n\n        _thRedrawUsers();\n\n        // register model events\n        this.renkan.project.on(\"change:save_status\", function(){\n        \tswitch (_this.renkan.project.get(\"save_status\")) {\n\t            case 0: //clean\n\t            \t_this.$.find(\".Rk-Save-Button\").removeClass(\"to-save\");\n\t            \t_this.$.find(\".Rk-Save-Button\").removeClass(\"saving\");\n\t        \t\t_this.$.find(\".Rk-Save-Button\").addClass(\"saved\");\n\t                break;\n\t            case 1: //dirty\n\t            \t_this.$.find(\".Rk-Save-Button\").removeClass(\"saved\");\n\t            \t_this.$.find(\".Rk-Save-Button\").removeClass(\"saving\");\n\t        \t\t_this.$.find(\".Rk-Save-Button\").addClass(\"to-save\");\n\t                break;\n\t            case 2: //saving\n\t            \t_this.$.find(\".Rk-Save-Button\").removeClass(\"saved\");\n\t            \t_this.$.find(\".Rk-Save-Button\").removeClass(\"to-save\");\n\t        \t\t_this.$.find(\".Rk-Save-Button\").addClass(\"saving\");\n\t                break;\n        \t}\n        });\n        \n        this.renkan.project.on(\"change:loading_status\", function(){\n        \tif (_this.renkan.project.get(\"loading_status\")){\n        \t\tvar animate = _this.$.find(\".loader\").addClass(\"run\");  \n        \t\tvar timer = setTimeout(function(){\n        \t\t\t_this.$.find(\".loader\").hide(250);\n        \t\t}, 3000); \n        \t}\n        });\n        \n        this.renkan.project.on(\"add:users remove:users\", _thRedrawUsers);\n\n        this.renkan.project.on(\"add:views remove:views\", function(_node) {\n            if(_this.renkan.project.get('views').length > 0) {\n                _this.$.find(\".Rk-ZoomSetSaved\").show();\n            }\n            else {\n                _this.$.find(\".Rk-ZoomSetSaved\").hide();\n            }\n        });\n\n        this.renkan.project.on(\"add:nodes\", function(_node) {\n            _this.addRepresentation(\"Node\", _node);\n            if (!_this.renkan.project.get(\"loading_status\")){\n            \t_thRedraw();\n            }\n        });\n        this.renkan.project.on(\"add:edges\", function(_edge) {\n            _this.addRepresentation(\"Edge\", _edge);\n            if (!_this.renkan.project.get(\"loading_status\")){\n            \t_thRedraw();\n            }\n        });\n        this.renkan.project.on(\"change:title\", function(_model, _title) {\n            var el = _this.$.find(\".Rk-PadTitle\");\n            if (el.is(\"input\")) {\n                if (el.val() !== _title) {\n                    el.val(_title);\n                }\n            } else {\n                el.text(_title);\n            }\n        });\n\n        if (_renkan.options.size_bug_fix) {\n            var _delay = (\n                    typeof _renkan.options.size_bug_fix === \"number\" ?\n                        _renkan.options.size_bug_fix\n                                : 500\n            );\n            window.setTimeout(\n                    function() {\n                        _this.fixSize(true);\n                    },\n                    _delay\n            );\n        }\n\n        if (_renkan.options.force_resize) {\n            $(window).resize(function() {\n                _this.fixSize(false);\n            });\n        }\n\n        if (_renkan.options.show_user_list && _renkan.options.user_color_editable) {\n            var $cpwrapper = this.$.find(\".Rk-Users .Rk-Edit-ColorPicker-Wrapper\"),\n            $cplist = this.$.find(\".Rk-Users .Rk-Edit-ColorPicker\");\n\n            $cpwrapper.hover(\n                    function(_e) {\n                        if (_this.isEditable()) {\n                            _e.preventDefault();\n                            $cplist.show();\n                        }\n                    },\n                    function(_e) {\n                        _e.preventDefault();\n                        $cplist.hide();\n                    }\n            );\n\n            $cplist.find(\"li\").mouseenter(\n                    function(_e) {\n                        if (_this.isEditable()) {\n                            _e.preventDefault();\n                            _this.$.find(\".Rk-CurrentUser-Color\").css(\"background\", $(this).attr(\"data-color\"));\n                        }\n                    }\n            );\n        }\n\n        if (_renkan.options.show_search_field) {\n\n            var lastval = '';\n\n            this.$.find(\".Rk-GraphSearch-Field\").on(\"keyup change paste input\", function() {\n                var $this = $(this),\n                val = $this.val();\n                if (val === lastval) {\n                    return;\n                }\n                lastval = val;\n                if (val.length < 2) {\n                    _renkan.project.get(\"nodes\").each(function(n) {\n                        _this.getRepresentationByModel(n).unhighlight();\n                    });\n                } else {\n                    var rxs = Utils.regexpFromTextOrArray(val);\n                    _renkan.project.get(\"nodes\").each(function(n) {\n                        if (rxs.test(n.get(\"title\")) || rxs.test(n.get(\"description\"))) {\n                            _this.getRepresentationByModel(n).highlight(rxs);\n                        } else {\n                            _this.getRepresentationByModel(n).unhighlight();\n                        }\n                    });\n                }\n            });\n        }\n\n        this.redraw();\n\n        window.setInterval(function() {\n            var _now = new Date().valueOf();\n            _this.delete_list.forEach(function(d) {\n                if (_now >= d.time) {\n                    var el = _renkan.project.get(\"nodes\").findWhere({\"delete_scheduled\":d.id});\n                    if (el) {\n                        project.removeNode(el);\n                    }\n                    el = _renkan.project.get(\"edges\").findWhere({\"delete_scheduled\":d.id});\n                    if (el) {\n                        project.removeEdge(el);\n                    }\n                }\n            });\n            _this.delete_list = _this.delete_list.filter(function(d) {\n                return _renkan.project.get(\"nodes\").findWhere({\"delete_scheduled\":d.id}) || _renkan.project.get(\"edges\").findWhere({\"delete_scheduled\":d.id});\n            });\n        }, 500);\n\n        if (this.minimap) {\n            window.setInterval(function() {\n                _this.rescaleMinimap();\n            }, 2000);\n        }\n\n    };\n\n    _(Scene.prototype).extend({\n        template: _.template(\n                '<% if (options.show_top_bar) { %><div class=\"Rk-TopBar\"><div class=\"loader\"></div><% if (!options.editor_mode) { %><h2 class=\"Rk-PadTitle\"><%- project.get(\"title\") || translate(\"Untitled project\")%></h2>' +\n                '<% } else { %><input type=\"text\" class=\"Rk-PadTitle\" value=\"<%- project.get(\"title\") || \"\" %>\" placeholder=\"<%-translate(\"Untitled project\")%>\" /><% } %>' +\n                '<% if (options.show_user_list) { %><div class=\"Rk-Users\"><div class=\"Rk-CurrentUser\"><% if (options.show_user_color) { %><div class=\"Rk-Edit-ColorPicker-Wrapper\"><span class=\"Rk-CurrentUser-Color\"><% if (options.user_color_editable) { %><span class=\"Rk-Edit-ColorTip\"></span><% } %></span>' +\n                '<% if (options.user_color_editable) { print(colorPicker) } %></div><% } %><span class=\"Rk-CurrentUser-Name\">&lt;unknown user&gt;</span></div><ul class=\"Rk-UserList\"></ul></div><% } %>' +\n                '<% if (options.home_button_url) {%><div class=\"Rk-TopBar-Separator\"></div><a class=\"Rk-TopBar-Button Rk-Home-Button\" href=\"<%- options.home_button_url %>\"><div class=\"Rk-TopBar-Tooltip\"><div class=\"Rk-TopBar-Tooltip-Contents\">' +\n                '<%- translate(options.home_button_title) %></div></div></a><% } %>' +\n                '<% if (options.show_fullscreen_button) { %><div class=\"Rk-TopBar-Separator\"></div><div class=\"Rk-TopBar-Button Rk-FullScreen-Button\"><div class=\"Rk-TopBar-Tooltip\"><div class=\"Rk-TopBar-Tooltip-Contents\"><%-translate(\"Full Screen\")%></div></div></div><% } %>' +\n                '<% if (options.editor_mode) { %>' +\n                '<% if (options.show_addnode_button) { %><div class=\"Rk-TopBar-Separator\"></div><div class=\"Rk-TopBar-Button Rk-AddNode-Button\"><div class=\"Rk-TopBar-Tooltip\">' +\n                '<div class=\"Rk-TopBar-Tooltip-Contents\"><%-translate(\"Add Node\")%></div></div></div><% } %>' +\n                '<% if (options.show_addedge_button) { %><div class=\"Rk-TopBar-Separator\"></div><div class=\"Rk-TopBar-Button Rk-AddEdge-Button\"><div class=\"Rk-TopBar-Tooltip\">' +\n                '<div class=\"Rk-TopBar-Tooltip-Contents\"><%-translate(\"Add Edge\")%></div></div></div><% } %>' +\n                '<% if (options.show_export_button) { %><div class=\"Rk-TopBar-Separator\"></div><div class=\"Rk-TopBar-Button Rk-Export-Button\"><div class=\"Rk-TopBar-Tooltip\"><div class=\"Rk-TopBar-Tooltip-Contents\"><%-translate(\"Download Project\")%></div></div></div><% } %>' +\n                '<% if (options.show_save_button) { %><div class=\"Rk-TopBar-Separator\"></div><div class=\"Rk-TopBar-Button Rk-Save-Button\"><div class=\"Rk-TopBar-Tooltip\"><div class=\"Rk-TopBar-Tooltip-Contents\"> </div></div></div><% } %>' +\n                '<% if (options.show_open_button) { %><div class=\"Rk-TopBar-Separator\"></div><div class=\"Rk-TopBar-Button Rk-Open-Button\"><div class=\"Rk-TopBar-Tooltip\"><div class=\"Rk-TopBar-Tooltip-Contents\"><%-translate(\"Open Project\")%></div></div></div><% } %>' +\n                '<% if (options.show_bookmarklet) { %><div class=\"Rk-TopBar-Separator\"></div><a class=\"Rk-TopBar-Button Rk-Bookmarklet-Button\" href=\"#\"><div class=\"Rk-TopBar-Tooltip\"><div class=\"Rk-TopBar-Tooltip-Contents\">' +\n                '<%-translate(\"Renkan \\'Drag-to-Add\\' bookmarklet\")%></div></div></a><div class=\"Rk-TopBar-Separator\"></div><% } %>' +\n                '<% } else { %>' +\n                '<% if (options.show_export_button) { %><div class=\"Rk-TopBar-Separator\"></div><div class=\"Rk-TopBar-Button Rk-Export-Button\"><div class=\"Rk-TopBar-Tooltip\"><div class=\"Rk-TopBar-Tooltip-Contents\"><%-translate(\"Download Project\")%></div></div></div><div class=\"Rk-TopBar-Separator\"></div><% } %>' +\n                '<% };' +\n                'if (options.show_search_field) { %>' +\n                '<form action=\"#\" class=\"Rk-GraphSearch-Form\"><input type=\"search\" class=\"Rk-GraphSearch-Field\" placeholder=\"<%- translate(\"Search in graph\") %>\" /></form><div class=\"Rk-TopBar-Separator\"></div><% } %></div><% } %>' +\n                '<div class=\"Rk-Editing-Space<% if (!options.show_top_bar) { %> Rk-Editing-Space-Full<% } %>\">' +\n                '<div class=\"Rk-Labels\"></div><canvas class=\"Rk-Canvas\" resize></canvas><div class=\"Rk-Notifications\"></div><div class=\"Rk-Editor\">' +\n                '<% if (options.show_bins) { %><div class=\"Rk-Fold-Bins\">&laquo;</div><% } %>' +\n                '<div class=\"Rk-ZoomButtons\"><div class=\"Rk-ZoomIn\" title=\"<%-translate(\"Zoom In\")%>\"></div><div class=\"Rk-ZoomFit\" title=\"<%-translate(\"Zoom Fit\")%>\"></div><div class=\"Rk-ZoomOut\" title=\"<%-translate(\"Zoom Out\")%>\"></div>' +\n                '<% if (options.editor_mode) { %><div class=\"Rk-ZoomSave\" title=\"<%-translate(\"Zoom Save\")%>\"></div><% } %>' +\n                '<% if (options.editor_mode || !isNaN(parseInt(options.default_view))) { %><div class=\"Rk-ZoomSetSaved\" title=\"<%-translate(\"View saved zoom\")%>\"></div><% } %></div>' +\n                '</div></div>'\n        ),\n        fixSize: function(_autoscale) {\n            var w = this.$.width(),\n            h = this.$.height();\n            if (this.renkan.options.show_top_bar) {\n                h -= this.$.find(\".Rk-TopBar\").height();\n            }\n            this.canvas_$.attr({\n                width: w,\n                height: h\n            });\n\n            paper.view.viewSize = new paper.Size([w, h]);\n\n            if (_autoscale) {\n                // If _autoscale, we get the initial view (zoom+offset) set in the project datas.\n                if(this.renkan.read_only && !isNaN(parseInt(this.renkan.options.default_view))){\n                    this.autoScale(this.renkan.project.get(\"views\")[parseInt(this.renkan.options.default_view)]);\n                }\n                else{\n                    this.autoScale();\n                }\n            }\n        },\n        drawSector: function(_repr, _inR, _outR, _startAngle, _endAngle, _padding, _imgname, _caption) {\n            var _options = this.renkan.options,\n            _startRads = _startAngle * Math.PI / 180,\n            _endRads = _endAngle * Math.PI / 180,\n            _img = this.icon_cache[_imgname],\n            _startdx = - Math.sin(_startRads),\n            _startdy = Math.cos(_startRads),\n            _startXIn = Math.cos(_startRads) * _inR + _padding * _startdx,\n            _startYIn = Math.sin(_startRads) * _inR + _padding * _startdy,\n            _startXOut = Math.cos(_startRads) * _outR + _padding * _startdx,\n            _startYOut = Math.sin(_startRads) * _outR + _padding * _startdy,\n            _enddx = - Math.sin(_endRads),\n            _enddy = Math.cos(_endRads),\n            _endXIn = Math.cos(_endRads) * _inR - _padding * _enddx,\n            _endYIn = Math.sin(_endRads) * _inR - _padding * _enddy,\n            _endXOut = Math.cos(_endRads) * _outR - _padding * _enddx,\n            _endYOut = Math.sin(_endRads) * _outR - _padding * _enddy,\n            _centerR = (_inR + _outR) / 2,\n            _centerRads = (_startRads + _endRads) / 2,\n            _centerX = Math.cos(_centerRads) * _centerR,\n            _centerY = Math.sin(_centerRads) * _centerR,\n            _centerXIn = Math.cos(_centerRads) * _inR,\n            _centerXOut = Math.cos(_centerRads) * _outR,\n            _centerYIn = Math.sin(_centerRads) * _inR,\n            _centerYOut = Math.sin(_centerRads) * _outR,\n            _textX = Math.cos(_centerRads) * (_outR + 3),\n            _textY = Math.sin(_centerRads) * (_outR + _options.buttons_label_font_size) + _options.buttons_label_font_size / 2;\n            this.buttons_layer.activate();\n            var _path = new paper.Path();\n            _path.add([_startXIn, _startYIn]);\n            _path.arcTo([_centerXIn, _centerYIn], [_endXIn, _endYIn]);\n            _path.lineTo([_endXOut,  _endYOut]);\n            _path.arcTo([_centerXOut, _centerYOut], [_startXOut, _startYOut]);\n            _path.fillColor = _options.buttons_background;\n            _path.opacity = 0.5;\n            _path.closed = true;\n            _path.__representation = _repr;\n            var _text = new paper.PointText(_textX,_textY);\n            _text.characterStyle = {\n                    fontSize: _options.buttons_label_font_size,\n                    fillColor: _options.buttons_label_color\n            };\n            if (_textX > 2) {\n                _text.paragraphStyle.justification = 'left';\n            } else if (_textX < -2) {\n                _text.paragraphStyle.justification = 'right';\n            } else {\n                _text.paragraphStyle.justification = 'center';\n            }\n            _text.visible = false;\n            var _visible = false,\n            _restPos = new paper.Point(-200, -200),\n            _grp = new paper.Group([_path, _text]),\n            _delta = _grp.position,\n            _imgdelta = new paper.Point([_centerX, _centerY]),\n            _currentPos = new paper.Point(0,0);\n            _text.content = _caption;\n            _grp.visible = false;\n            _grp.position = _restPos;\n            var _res = {\n                    show: function() {\n                        _visible = true;\n                        _grp.position = _currentPos.add(_delta);\n                        _grp.visible = true;\n                    },\n                    moveTo: function(_point) {\n                        _currentPos = _point;\n                        if (_visible) {\n                            _grp.position = _point.add(_delta);\n                        }\n                    },\n                    hide: function() {\n                        _visible = false;\n                        _grp.visible = false;\n                        _grp.position = _restPos;\n                    },\n                    select: function() {\n                        _path.opacity = 0.8;\n                        _text.visible = true;\n                    },\n                    unselect: function() {\n                        _path.opacity = 0.5;\n                        _text.visible = false;\n                    },\n                    destroy: function() {\n                        _grp.remove();\n                    }\n            };\n            var showImage = function() {\n                var _raster = new paper.Raster(_img);\n                _raster.position = _imgdelta.add(_grp.position).subtract(_delta);\n                _raster.locked = true; // Disable mouse events on icon\n                _grp.addChild(_raster);\n            };\n            if (_img.width) {\n                showImage();\n            } else {\n                $(_img).on(\"load\",showImage);\n            }\n\n            return _res;\n        },\n        addToBundles: function(_edgeRepr) {\n            var _bundle = _(this.bundles).find(function(_bundle) {\n                return (\n                        ( _bundle.from === _edgeRepr.from_representation && _bundle.to === _edgeRepr.to_representation ) ||\n                        ( _bundle.from === _edgeRepr.to_representation && _bundle.to === _edgeRepr.from_representation )\n                );\n            });\n            if (typeof _bundle !== \"undefined\") {\n                _bundle.edges.push(_edgeRepr);\n            } else {\n                _bundle = {\n                        from: _edgeRepr.from_representation,\n                        to: _edgeRepr.to_representation,\n                        edges: [ _edgeRepr ],\n                        getPosition: function(_er) {\n                            var _dir = (_er.from_representation === this.from) ? 1 : -1;\n                            return _dir * ( _(this.edges).indexOf(_er) - (this.edges.length - 1) / 2 );\n                        }\n                };\n                this.bundles.push(_bundle);\n            }\n            return _bundle;\n        },\n        isEditable: function() {\n            return (this.renkan.options.editor_mode && !this.renkan.read_only);\n        },\n        onStatusChange: function() {\n            var savebtn = this.$.find(\".Rk-Save-Button\"),\n            tip = savebtn.find(\".Rk-TopBar-Tooltip-Contents\");\n            if (this.renkan.read_only) {\n                savebtn.removeClass(\"disabled Rk-Save-Online\").addClass(\"Rk-Save-ReadOnly\");\n                tip.text(this.renkan.translate(\"Connection lost\"));\n            } else {\n                if (this.renkan.options.manual_save) {\n                    savebtn.removeClass(\"Rk-Save-ReadOnly Rk-Save-Online\");\n                    tip.text(this.renkan.translate(\"Save Project\"));\n                } else {\n                    savebtn.removeClass(\"disabled Rk-Save-ReadOnly\").addClass(\"Rk-Save-Online\");\n                    tip.text(this.renkan.translate(\"Auto-save enabled\"));\n                }\n            }\n            this.redrawUsers();\n        },\n        setScale: function(_newScale, _offset) {\n            if ((_newScale/this.initialScale) > Utils._MIN_SCALE && (_newScale/this.initialScale) < Utils._MAX_SCALE) {\n                this.scale = _newScale;\n                if (_offset) {\n                    this.offset = _offset;\n                }\n                this.redraw();\n            }\n        },\n        autoScale: function(force_view) {\n            var nodes = this.renkan.project.get(\"nodes\");\n            if (nodes.length > 1) {\n                var _xx = nodes.map(function(_node) { return _node.get(\"position\").x; }),\n                _yy = nodes.map(function(_node) { return _node.get(\"position\").y; }),\n                _minx = Math.min.apply(Math, _xx),\n                _miny = Math.min.apply(Math, _yy),\n                _maxx = Math.max.apply(Math, _xx),\n                _maxy = Math.max.apply(Math, _yy);\n                var _scale = Math.min( (paper.view.size.width - 2 * this.renkan.options.autoscale_padding) / (_maxx - _minx), (paper.view.size.height - 2 * this.renkan.options.autoscale_padding) / (_maxy - _miny));\n                this.initialScale = _scale;\n                // Override calculated scale if asked\n                if((typeof force_view !== \"undefined\") && parseFloat(force_view.zoom_level)>0 && parseFloat(force_view.offset.x)>0 && parseFloat(force_view.offset.y)>0){\n                    this.setScale(parseFloat(force_view.zoom_level), new paper.Point(parseFloat(force_view.offset.x), parseFloat(force_view.offset.y)));\n                }\n                else{\n                    this.setScale(_scale, paper.view.center.subtract(new paper.Point([(_maxx + _minx) / 2, (_maxy + _miny) / 2]).multiply(_scale)));\n                }\n            }\n            if (nodes.length === 1) {\n                this.setScale(1, paper.view.center.subtract(new paper.Point([nodes.at(0).get(\"position\").x, nodes.at(0).get(\"position\").y])));\n            }\n        },\n        redrawMiniframe: function() {\n            var topleft = this.toMinimapCoords(this.toModelCoords(new paper.Point([0,0]))),\n            bottomright = this.toMinimapCoords(this.toModelCoords(paper.view.bounds.bottomRight));\n            this.minimap.miniframe.fitBounds(topleft, bottomright);\n        },\n        rescaleMinimap: function() {\n            var nodes = this.renkan.project.get(\"nodes\");\n            if (nodes.length > 1) {\n                var _xx = nodes.map(function(_node) { return _node.get(\"position\").x; }),\n                _yy = nodes.map(function(_node) { return _node.get(\"position\").y; }),\n                _minx = Math.min.apply(Math, _xx),\n                _miny = Math.min.apply(Math, _yy),\n                _maxx = Math.max.apply(Math, _xx),\n                _maxy = Math.max.apply(Math, _yy);\n                var _scale = Math.min(\n                        this.scale * 0.8 * this.renkan.options.minimap_width / paper.view.bounds.width,\n                        this.scale * 0.8 * this.renkan.options.minimap_height / paper.view.bounds.height,\n                        ( this.renkan.options.minimap_width - 2 * this.renkan.options.minimap_padding ) / (_maxx - _minx),\n                        ( this.renkan.options.minimap_height - 2 * this.renkan.options.minimap_padding ) / (_maxy - _miny)\n                );\n                this.minimap.offset = this.minimap.size.divide(2).subtract(new paper.Point([(_maxx + _minx) / 2, (_maxy + _miny) / 2]).multiply(_scale));\n                this.minimap.scale = _scale;\n            }\n            if (nodes.length === 1) {\n                this.minimap.scale = 0.1;\n                this.minimap.offset = this.minimap.size.divide(2).subtract(new paper.Point([nodes.at(0).get(\"position\").x, nodes.at(0).get(\"position\").y]).multiply(this.minimap.scale));\n            }\n            this.redraw();\n        },\n        toPaperCoords: function(_point) {\n            return _point.multiply(this.scale).add(this.offset);\n        },\n        toMinimapCoords: function(_point) {\n            return _point.multiply(this.minimap.scale).add(this.minimap.offset).add(this.minimap.topleft);\n        },\n        toModelCoords: function(_point) {\n            return _point.subtract(this.offset).divide(this.scale);\n        },\n        addRepresentation: function(_type, _model) {\n            var RendererType = requtils.getRenderer()[_type];\n            var _repr = new RendererType(this, _model);\n            this.representations.push(_repr);\n            return _repr;\n        },\n        addRepresentations: function(_type, _collection) {\n            var _this = this;\n            _collection.forEach(function(_model) {\n                _this.addRepresentation(_type, _model);\n            });\n        },\n        userTemplate: _.template(\n                '<li class=\"Rk-User\"><span class=\"Rk-UserColor\" style=\"background:<%=background%>;\"></span><%=name%></li>'\n        ),\n        redrawUsers: function() {\n            if (!this.renkan.options.show_user_list) {\n                return;\n            }\n            var allUsers = [].concat((this.renkan.project.current_user_list || {}).models || [], (this.renkan.project.get(\"users\") || {}).models || []),\n            ulistHtml = '',\n            $userpanel = this.$.find(\".Rk-Users\"),\n            $name = $userpanel.find(\".Rk-CurrentUser-Name\"),\n            $cpitems = $userpanel.find(\".Rk-Edit-ColorPicker li\"),\n            $colorsquare = $userpanel.find(\".Rk-CurrentUser-Color\"),\n            _this = this;\n            $name.off(\"click\").text(this.renkan.translate(\"<unknown user>\"));\n            $cpitems.off(\"mouseleave click\");\n            allUsers.forEach(function(_user) {\n                if (_user.get(\"_id\") === _this.renkan.current_user) {\n                    $name.text(_user.get(\"title\"));\n                    $colorsquare.css(\"background\", _user.get(\"color\"));\n                    if (_this.isEditable()) {\n\n                        if (_this.renkan.options.user_name_editable) {\n                            $name.click(function() {\n                                var $this = $(this),\n                                $input = $('<input>').val(_user.get(\"title\")).blur(function() {\n                                    _user.set(\"title\", $(this).val());\n                                    _this.redrawUsers();\n                                    _this.redraw();\n                                });\n                                $this.empty().html($input);\n                                $input.select();\n                            });\n                        }\n\n                        if (_this.renkan.options.user_color_editable) {\n                            $cpitems.click(\n                                    function(_e) {\n                                        _e.preventDefault();\n                                        if (_this.isEditable()) {\n                                            _user.set(\"color\", $(this).attr(\"data-color\"));\n                                        }\n                                        $(this).parent().hide();\n                                    }\n                            ).mouseleave(function() {\n                                $colorsquare.css(\"background\", _user.get(\"color\"));\n                            });\n                        }\n                    }\n\n                } else {\n                    ulistHtml += _this.userTemplate({\n                        name: _user.get(\"title\"),\n                        background: _user.get(\"color\")\n                    });\n                }\n            });\n            $userpanel.find(\".Rk-UserList\").html(ulistHtml);\n        },\n        removeRepresentation: function(_representation) {\n            _representation.destroy();\n            this.representations = _(this.representations).reject(\n                    function(_repr) {\n                        return _repr === _representation;\n                    }\n            );\n        },\n        getRepresentationByModel: function(_model) {\n            if (!_model) {\n                return undefined;\n            }\n            return _(this.representations).find(function(_repr) {\n                return _repr.model === _model;\n            });\n        },\n        removeRepresentationsOfType: function(_type) {\n            var _representations = _(this.representations).filter(function(_repr) {\n                return _repr.type === _type;\n            }),\n            _this = this;\n            _(_representations).each(function(_repr) {\n                _this.removeRepresentation(_repr);\n            });\n        },\n        highlightModel: function(_model) {\n            var _repr = this.getRepresentationByModel(_model);\n            if (_repr) {\n                _repr.highlight();\n            }\n        },\n        unhighlightAll: function(_model) {\n            _(this.representations).each(function(_repr) {\n                _repr.unhighlight();\n            });\n        },\n        unselectAll: function(_model) {\n            _(this.representations).each(function(_repr) {\n                _repr.unselect();\n            });\n        },\n        redraw: function() {\n            if(! this.redrawActive ) {\n                return;\n            }\n            _(this.representations).each(function(_representation) {\n                _representation.redraw(true);\n            });\n            if (this.minimap) {\n                this.redrawMiniframe();\n            }\n            paper.view.draw();\n        },\n        addTempEdge: function(_from, _point) {\n            var _tmpEdge = this.addRepresentation(\"TempEdge\",null);\n            _tmpEdge.end_pos = _point;\n            _tmpEdge.from_representation = _from;\n            _tmpEdge.redraw();\n            this.click_target = _tmpEdge;\n        },\n        findTarget: function(_hitResult) {\n            if (_hitResult && typeof _hitResult.item.__representation !== \"undefined\") {\n                var _newTarget = _hitResult.item.__representation;\n                if (this.selected_target !== _hitResult.item.__representation) {\n                    if (this.selected_target) {\n                        this.selected_target.unselect(_newTarget);\n                    }\n                    _newTarget.select(this.selected_target);\n                    this.selected_target = _newTarget;\n                }\n            } else {\n                if (this.selected_target) {\n                    this.selected_target.unselect();\n                }\n                this.selected_target = null;\n            }\n        },\n        paperShift: function(_delta) {\n            this.offset = this.offset.add(_delta);\n            this.redraw();\n        },\n        onMouseMove: function(_event) {\n            var _off = this.canvas_$.offset(),\n            _point = new paper.Point([\n                                      _event.pageX - _off.left,\n                                      _event.pageY - _off.top\n                                      ]),\n                                      _delta = _point.subtract(this.last_point);\n            this.last_point = _point;\n            if (!this.is_dragging && this.mouse_down && _delta.length > Utils._MIN_DRAG_DISTANCE) {\n                this.is_dragging = true;\n            }\n            var _hitResult = paper.project.hitTest(_point);\n            if (this.is_dragging) {\n                if (this.click_target && typeof this.click_target.paperShift === \"function\") {\n                    this.click_target.paperShift(_delta);\n                } else {\n                    this.paperShift(_delta);\n                }\n            } else {\n                this.findTarget(_hitResult);\n            }\n            paper.view.draw();\n        },\n        onMouseDown: function(_event, _isTouch) {\n            var _off = this.canvas_$.offset(),\n            _point = new paper.Point([\n                                      _event.pageX - _off.left,\n                                      _event.pageY - _off.top\n                                      ]);\n            this.last_point = _point;\n            this.mouse_down = true;\n            if (!this.click_target || this.click_target.type !== \"Temp-edge\") {\n                this.removeRepresentationsOfType(\"editor\");\n                this.is_dragging = false;\n                var _hitResult = paper.project.hitTest(_point);\n                if (_hitResult && typeof _hitResult.item.__representation !== \"undefined\") {\n                    this.click_target = _hitResult.item.__representation;\n                    this.click_target.mousedown(_event, _isTouch);\n                } else {\n                    this.click_target = null;\n                    if (this.isEditable() && this.click_mode === Utils._CLICKMODE_ADDNODE) {\n                        var _coords = this.toModelCoords(_point),\n                        _data = {\n                            id: Utils.getUID('node'),\n                            created_by: this.renkan.current_user,\n                            position: {\n                                x: _coords.x,\n                                y: _coords.y\n                            }\n                        };\n                        _node = this.renkan.project.addNode(_data);\n                        this.getRepresentationByModel(_node).openEditor();\n                    }\n                }\n            }\n            if (this.click_mode) {\n                if (this.isEditable() && this.click_mode === Utils._CLICKMODE_STARTEDGE && this.click_target && this.click_target.type === \"Node\") {\n                    this.removeRepresentationsOfType(\"editor\");\n                    this.addTempEdge(this.click_target, _point);\n                    this.click_mode = Utils._CLICKMODE_ENDEDGE;\n                    this.notif_$.fadeOut(function() {\n                        $(this).html(this.renkan.translate(\"Click on a second node to complete the edge\")).fadeIn();\n                    });\n                } else {\n                    this.notif_$.hide();\n                    this.click_mode = false;\n                }\n            }\n            paper.view.draw();\n        },\n        onMouseUp: function(_event, _isTouch) {\n            this.mouse_down = false;\n            if (this.click_target) {\n                var _off = this.canvas_$.offset();\n                this.click_target.mouseup(\n                        {\n                            point: new paper.Point([\n                                                    _event.pageX - _off.left,\n                                                    _event.pageY - _off.top\n                                                    ])\n                        },\n                        _isTouch\n                );\n            } else {\n                this.click_target = null;\n                this.is_dragging = false;\n                if (_isTouch) {\n                    this.unselectAll();\n                }\n            }\n            paper.view.draw();\n        },\n        onScroll: function(_event, _scrolldelta) {\n            this.totalScroll += _scrolldelta;\n            if (Math.abs(this.totalScroll) >= 1) {\n                var _off = this.canvas_$.offset(),\n                _delta = new paper.Point([\n                                          _event.pageX - _off.left,\n                                          _event.pageY - _off.top\n                                          ]).subtract(this.offset).multiply( Math.SQRT2 - 1 );\n                if (this.totalScroll > 0) {\n                    this.setScale( this.scale * Math.SQRT2, this.offset.subtract(_delta) );\n                } else {\n                    this.setScale( this.scale * Math.SQRT1_2, this.offset.add(_delta.divide(Math.SQRT2)));\n                }\n                this.totalScroll = 0;\n            }\n        },\n        onDoubleClick: function(_event) {\n            if (!this.isEditable()) {\n                return;\n            }\n            var _off = this.canvas_$.offset(),\n            _point = new paper.Point([\n                                      _event.pageX - _off.left,\n                                      _event.pageY - _off.top\n                                      ]);\n            var _hitResult = paper.project.hitTest(_point);\n            if (this.isEditable() && (!_hitResult || typeof _hitResult.item.__representation === \"undefined\")) {\n                var _coords = this.toModelCoords(_point),\n                _data = {\n                    id: Utils.getUID('node'),\n                    created_by: this.renkan.current_user,\n                    position: {\n                        x: _coords.x,\n                        y: _coords.y\n                    }\n                },\n                _node = this.renkan.project.addNode(_data);\n                this.getRepresentationByModel(_node).openEditor();\n            }\n            paper.view.draw();\n        },\n        defaultDropHandler: function(_data) {\n            var newNode = {};\n            var snippet = \"\";\n            switch(_data[\"text/x-iri-specific-site\"]) {\n                case \"twitter\":\n                    snippet = $('<div>').html(_data[\"text/x-iri-selected-html\"]);\n                    var tweetdiv = snippet.find(\".tweet\");\n                    newNode.title = this.renkan.translate(\"Tweet by \") + tweetdiv.attr(\"data-name\");\n                    newNode.uri = \"http://twitter.com/\" + tweetdiv.attr(\"data-screen-name\") + \"/status/\" + tweetdiv.attr(\"data-tweet-id\");\n                    newNode.image = tweetdiv.find(\".avatar\").attr(\"src\");\n                    newNode.description = tweetdiv.find(\".js-tweet-text:first\").text();\n                    break;\n                case \"google\":\n                    snippet = $('<div>').html(_data[\"text/x-iri-selected-html\"]);\n                    newNode.title = snippet.find(\"h3:first\").text().trim();\n                    newNode.uri = snippet.find(\"h3 a\").attr(\"href\");\n                    newNode.description = snippet.find(\".st:first\").text().trim();\n                    break;\n                default:\n                    if (_data[\"text/x-iri-source-uri\"]) {\n                        newNode.uri = _data[\"text/x-iri-source-uri\"];\n                    }\n            }\n            if (_data[\"text/plain\"] || _data[\"text/x-iri-selected-text\"]) {\n                newNode.description = (_data[\"text/plain\"] || _data[\"text/x-iri-selected-text\"]).replace(/[\\s\\n]+/gm,' ').trim();\n            }\n            if (_data[\"text/html\"] || _data[\"text/x-iri-selected-html\"]) {\n                snippet = $('<div>').html(_data[\"text/html\"] || _data[\"text/x-iri-selected-html\"]);\n                var _svgimgs = snippet.find(\"image\");\n                if (_svgimgs.length) {\n                    newNode.image = _svgimgs.attr(\"xlink:href\");\n                }\n                var _svgpaths = snippet.find(\"path\");\n                if (_svgpaths.length) {\n                    newNode.clipPath = _svgpaths.attr(\"d\");\n                }\n                var _imgs = snippet.find(\"img\");\n                if (_imgs.length) {\n                    newNode.image = _imgs[0].src;\n                }\n                var _as = snippet.find(\"a\");\n                if (_as.length) {\n                    newNode.uri = _as[0].href;\n                }\n                newNode.title = snippet.find(\"[title]\").attr(\"title\") || newNode.title;\n                newNode.description = snippet.text().replace(/[\\s\\n]+/gm,' ').trim();\n            }\n            if (_data[\"text/uri-list\"]) {\n                newNode.uri = _data[\"text/uri-list\"];\n            }\n            if (_data[\"text/x-moz-url\"] && !newNode.title) {\n                newNode.title = (_data[\"text/x-moz-url\"].split(\"\\n\")[1] || \"\").trim();\n                if (newNode.title === newNode.uri) {\n                    newNode.title = false;\n                }\n            }\n            if (_data[\"text/x-iri-source-title\"] && !newNode.title) {\n                newNode.title = _data[\"text/x-iri-source-title\"];\n            }\n            if (_data[\"text/html\"] || _data[\"text/x-iri-selected-html\"]) {\n                snippet = $('<div>').html(_data[\"text/html\"] || _data[\"text/x-iri-selected-html\"]);\n                newNode.image = snippet.find(\"[data-image]\").attr(\"data-image\") || newNode.image;\n                newNode.uri = snippet.find(\"[data-uri]\").attr(\"data-uri\") || newNode.uri;\n                newNode.title = snippet.find(\"[data-title]\").attr(\"data-title\") || newNode.title;\n                newNode.description = snippet.find(\"[data-description]\").attr(\"data-description\") || newNode.description;\n                newNode.clipPath = snippet.find(\"[data-clip-path]\").attr(\"data-clip-path\") || newNode.clipPath;\n            }\n\n            if (!newNode.title) {\n                newNode.title = this.renkan.translate(\"Dragged resource\");\n            }\n            var fields = [\"title\", \"description\", \"uri\", \"image\"];\n            for (var i = 0; i < fields.length; i++) {\n                var f = fields[i];\n                if (_data[\"text/x-iri-\" + f] || _data[f]) {\n                    newNode[f] = _data[\"text/x-iri-\" + f] || _data[f];\n                }\n                if (newNode[f] === \"none\" || newNode[f] === \"null\") {\n                    newNode[f] = undefined;\n                }\n            }\n\n            if(typeof this.renkan.options.drop_enhancer === \"function\"){\n                newNode = this.renkan.options.drop_enhancer(newNode, _data);\n            }\n\n            return newNode;\n\n        },\n        dropData: function(_data, _event) {\n            if (!this.isEditable()) {\n                return;\n            }\n            if (_data[\"text/json\"] || _data[\"application/json\"]) {\n                try {\n                    var jsondata = JSON.parse(_data[\"text/json\"] || _data[\"application/json\"]);\n                    _(_data).extend(jsondata);\n                }\n                catch(e) {}\n            }\n\n            var newNode = (typeof this.renkan.options.drop_handler === \"undefined\")?this.defaultDropHandler(_data):this.renkan.options.drop_handler(_data);\n\n            var _off = this.canvas_$.offset(),\n            _point = new paper.Point([\n                                      _event.pageX - _off.left,\n                                      _event.pageY - _off.top\n                                      ]),\n                                      _coords = this.toModelCoords(_point),\n                                      _nodedata = {\n                id: Utils.getUID('node'),\n                created_by: this.renkan.current_user,\n                uri: newNode.uri || \"\",\n                title: newNode.title || \"\",\n                description: newNode.description || \"\",\n                image: newNode.image || \"\",\n                color: newNode.color || undefined,\n                clip_path: newNode.clipPath || undefined,\n                position: {\n                    x: _coords.x,\n                    y: _coords.y\n                }\n            };\n            var _node = this.renkan.project.addNode(_nodedata),\n            _repr = this.getRepresentationByModel(_node);\n            if (_event.type === \"drop\") {\n                _repr.openEditor();\n            }\n        },\n        fullScreen: function() {\n            var _isFull = document.fullScreen || document.mozFullScreen || document.webkitIsFullScreen,\n              _el = this.renkan.$[0],\n              _requestMethods = [\"requestFullScreen\",\"mozRequestFullScreen\",\"webkitRequestFullScreen\"],\n              _cancelMethods = [\"cancelFullScreen\",\"mozCancelFullScreen\",\"webkitCancelFullScreen\"],\n              i;\n            if (_isFull) {\n                for (i = 0; i < _cancelMethods.length; i++) {\n                    if (typeof document[_cancelMethods[i]] === \"function\") {\n                        document[_cancelMethods[i]]();\n                        break;\n                    }\n                }\n                var widthAft = this.$.width();\n                var heightAft = this.$.height();\n                \n                if (this.renkan.options.show_top_bar) {\n                \theightAft -= this.$.find(\".Rk-TopBar\").height();\n                }\n                if (this.renkan.options.show_bins && (this.renkan.$.find(\".Rk-Bins\").position().left > 0)) {\n                \twidthAft -= this.renkan.$.find(\".Rk-Bins\").width();\n                }\n                \n                this.canvas_$.attr({\n                \twidth: widthAft,\n                \theight: heightAft\n                });\n                \n                paper.view.viewSize = new paper.Size([this.canvas_$.width(), this.canvas_$.height()]);\n                \n            } else {\n                for (i = 0; i < _requestMethods.length; i++) {\n                    if (typeof _el[_requestMethods[i]] === \"function\") {\n                        _el[_requestMethods[i]]();\n                        break;\n                    }\n                }\n            }\n        },\n        zoomOut: function() {\n            var _newScale = this.scale * Math.SQRT1_2,\n            _offset = new paper.Point([\n                                       this.canvas_$.width(),\n                                       this.canvas_$.height()\n                                       ]).multiply( 0.5 * ( 1 - Math.SQRT1_2 ) ).add(this.offset.multiply( Math.SQRT1_2 ));\n            this.setScale( _newScale, _offset );\n        },\n        zoomIn: function() {\n            var _newScale = this.scale * Math.SQRT2,\n            _offset = new paper.Point([\n                                       this.canvas_$.width(),\n                                       this.canvas_$.height()\n                                       ]).multiply( 0.5 * ( 1 - Math.SQRT2 ) ).add(this.offset.multiply( Math.SQRT2 ));\n            this.setScale( _newScale, _offset );\n        },\n        resizeZoom: function(_scaleWidth, _scaleHeight, _ratio) {\n        \tvar _newScale = this.scale * _ratio,\n            \t_offset = new paper.Point([\n                                       (this.offset.x * _scaleWidth),\n                                       (this.offset.y * _scaleHeight)\n                                       ]);\n            this.setScale( _newScale, _offset );\n        },\n        addNodeBtn: function() {\n            if (this.click_mode === Utils._CLICKMODE_ADDNODE) {\n                this.click_mode = false;\n                this.notif_$.hide();\n            } else {\n                this.click_mode = Utils._CLICKMODE_ADDNODE;\n                this.notif_$.text(this.renkan.translate(\"Click on the background canvas to add a node\")).fadeIn();\n            }\n            return false;\n        },\n        addEdgeBtn: function() {\n            if (this.click_mode === Utils._CLICKMODE_STARTEDGE || this.click_mode === Utils._CLICKMODE_ENDEDGE) {\n                this.click_mode = false;\n                this.notif_$.hide();\n            } else {\n                this.click_mode = Utils._CLICKMODE_STARTEDGE;\n                this.notif_$.text(this.renkan.translate(\"Click on a first node to start the edge\")).fadeIn();\n            }\n            return false;\n        },\n        exportProject: function() {\n          var projectJSON = this.renkan.project.toJSON(),\n              downloadLink = document.createElement(\"a\"),\n              projectId = projectJSON.id,\n              fileNameToSaveAs = projectId + \".json\";\n\n          // clean ids\n          delete projectJSON.id;\n          delete projectJSON._id;\n          delete projectJSON.space_id;\n\n          var objId;\n          var idsMap = {};\n\n          _.each(projectJSON.nodes, function(e,i,l) {\n            objId = e.id || e._id;\n            delete e._id;\n            delete e.id;\n            idsMap[objId] = e['@id'] = Utils.getUUID4();\n          });\n          _.each(projectJSON.edges, function(e,i,l) {\n            delete e._id;\n            delete e.id;\n            e.to = idsMap[e.to];\n            e.from = idsMap[e.from];\n          });\n          _.each(projectJSON.views, function(e,i,l) {\n            objId = e.id || e._id;\n            delete e._id;\n            delete e.id;\n          });\n          projectJSON.users = [];\n\n          var projectJSONStr = JSON.stringify(projectJSON, null, 2);\n          var blob = new Blob([projectJSONStr], {type: \"application/json;charset=utf-8\"});\n          filesaver(blob,fileNameToSaveAs);\n\n        },\n        foldBins: function() {\n            var foldBinsButton = this.$.find(\".Rk-Fold-Bins\"),\n                bins = this.renkan.$.find(\".Rk-Bins\");\n            var _this = this,\n            \tsizeBef = _this.canvas_$.width(),\n            \tsizeAft;\n            if (bins.position().left < 0) {\n                bins.animate({left: 0},250);\n                this.$.animate({left: 300},250,function() {\n                    var w = _this.$.width();\n                    paper.view.viewSize = new paper.Size([w, _this.canvas_$.height()]);\n                });\n                if ((sizeBef -  bins.width()) < bins.height()){\n                \tsizeAft = sizeBef;\n                } else {\n                \tsizeAft = sizeBef - bins.width();\n                }\n                foldBinsButton.html(\"&laquo;\");\n            } else {\n                bins.animate({left: -300},250);\n                this.$.animate({left: 0},250,function() {\n                    var w = _this.$.width();\n                    paper.view.viewSize = new paper.Size([w, _this.canvas_$.height()]);\n                });\n                sizeAft = sizeBef+300;\n                foldBinsButton.html(\"&raquo;\");\n            }\n            _this.resizeZoom(1, 1, (sizeAft/sizeBef));\n        },\n        save: function() { },\n        open: function() { }\n    });\n\n    /* Scene End */\n\n    return Scene;\n\n});\n\n\n//Load modules and use them\nif( typeof require.config === \"function\" ) {\n    require.config({\n        paths: {\n            'jquery':'../lib/jquery/jquery',\n            'underscore':'../lib/underscore/underscore',\n            'filesaver' :'../lib/FileSaver/FileSaver',\n            'requtils':'require-utils'\n        }\n    });\n}\n\nrequire(['renderer/baserepresentation',\n         'renderer/basebutton',\n         'renderer/noderepr',\n         'renderer/edge',\n         'renderer/tempedge',\n         'renderer/baseeditor',\n         'renderer/nodeeditor',\n         'renderer/edgeeditor',\n         'renderer/nodebutton',\n         'renderer/nodeeditbutton',\n         'renderer/noderemovebutton',\n         'renderer/noderevertbutton',\n         'renderer/nodelinkbutton',\n         'renderer/nodeenlargebutton',\n         'renderer/nodeshrinkbutton',\n         'renderer/edgeeditbutton',\n         'renderer/edgeremovebutton',\n         'renderer/edgerevertbutton',\n         'renderer/miniframe',\n         'renderer/scene'\n         ], 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\ No newline at end of file
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Declaring the Renkan Namespace Rkns and Default values */\n\n(function(root) {\n\n\"use strict\";\n\nif (typeof root.Rkns !== \"object\") {\n    root.Rkns = {};\n}\n\nvar Rkns = root.Rkns;\nvar $ = Rkns.$ = root.jQuery;\nvar _ = Rkns._ = root._;\n\nRkns.pickerColors = [\"#8f1919\", \"#a80000\", \"#d82626\", \"#ff0000\", \"#e87c7c\", \"#ff6565\", \"#f7d3d3\", \"#fecccc\",\n    \"#8f5419\", \"#a85400\", \"#d87f26\", \"#ff7f00\", \"#e8b27c\", \"#ffb265\", \"#f7e5d3\", \"#fee5cc\",\n    \"#8f8f19\", \"#a8a800\", \"#d8d826\", \"#feff00\", \"#e8e87c\", \"#feff65\", \"#f7f7d3\", \"#fefecc\",\n    \"#198f19\", \"#00a800\", \"#26d826\", \"#00ff00\", \"#7ce87c\", \"#65ff65\", \"#d3f7d3\", \"#ccfecc\",\n    \"#198f8f\", \"#00a8a8\", \"#26d8d8\", \"#00feff\", \"#7ce8e8\", \"#65feff\", \"#d3f7f7\", \"#ccfefe\",\n    \"#19198f\", \"#0000a8\", \"#2626d8\", \"#0000ff\", \"#7c7ce8\", \"#6565ff\", \"#d3d3f7\", \"#ccccfe\",\n    \"#8f198f\", \"#a800a8\", \"#d826d8\", \"#ff00fe\", \"#e87ce8\", \"#ff65fe\", \"#f7d3f7\", \"#feccfe\",\n    \"#000000\", \"#242424\", \"#484848\", \"#6d6d6d\", \"#919191\", \"#b6b6b6\", \"#dadada\", \"#ffffff\"];\n\nRkns.__renkans = [];\n\nvar _BaseBin = Rkns._BaseBin = function(_renkan, _opts) {\n    if (typeof _renkan !== \"undefined\") {\n        this.renkan = _renkan;\n        this.renkan.$.find(\".Rk-Bin-Main\").hide();\n        this.$ = Rkns.$('<li>')\n            .addClass(\"Rk-Bin\")\n            .appendTo(_renkan.$.find(\".Rk-Bin-List\"));\n        this.title_icon_$ = Rkns.$('<span>')\n            .addClass(\"Rk-Bin-Title-Icon\")\n            .appendTo(this.$);\n\n        var _this = this;\n\n        Rkns.$('<a>')\n            .attr({\n                href: \"#\",\n                title: _renkan.translate(\"Close bin\")\n            })\n            .addClass(\"Rk-Bin-Close\")\n            .html('&times;')\n            .appendTo(this.$)\n            .click(function() {\n                _this.destroy();\n                if (!_renkan.$.find(\".Rk-Bin-Main:visible\").length) {\n                    _renkan.$.find(\".Rk-Bin-Main:last\").slideDown();\n                }\n                _renkan.resizeBins();\n                return false;\n            });\n        Rkns.$('<a>')\n            .attr({\n                href: \"#\",\n                title: _renkan.translate(\"Refresh bin\")\n            })\n            .addClass(\"Rk-Bin-Refresh\")\n            .appendTo(this.$)\n            .click(function() {\n                _this.refresh();\n                return false;\n            });\n        this.count_$ = Rkns.$('<div>')\n            .addClass(\"Rk-Bin-Count\")\n            .appendTo(this.$);\n        this.title_$ = Rkns.$('<h2>')\n            .addClass(\"Rk-Bin-Title\")\n            .appendTo(this.$);\n        this.main_$ = Rkns.$('<div>')\n            .addClass(\"Rk-Bin-Main\")\n            .appendTo(this.$)\n            .html('<h4 class=\"Rk-Bin-Loading\">' + _renkan.translate(\"Loading, please wait\") + '</h4>');\n        this.title_$.html(_opts.title || '(new bin)');\n        this.renkan.resizeBins();\n\n        if (_opts.auto_refresh) {\n            window.setInterval(function() {\n                _this.refresh();\n            },_opts.auto_refresh);\n        }\n    }\n};\n\n_BaseBin.prototype.destroy = function() {\n    this.$.detach();\n    this.renkan.resizeBins();\n};\n\n/* Point of entry */\n\nvar Renkan = Rkns.Renkan = function(_opts) {\n    var _this = this;\n\n    Rkns.__renkans.push(this);\n\n    this.options = _.defaults(_opts, Rkns.defaults);\n\n    _(this.options.property_files).each(function(f) {\n        Rkns.$.getJSON(f, function(data) {\n            _this.options.properties = _this.options.properties.concat(data);\n        });\n    });\n\n    this.read_only = this.options.read_only || !this.options.editor_mode;\n\n    this.project = new Rkns.Models.Project();\n\n    this.setCurrentUser = function (user_id, user_name) {\n    \tthis.project.addUser({\n    \t\t_id:user_id,\n    \t\ttitle: user_name\n    \t});\n    \tthis.current_user = user_id;\n    \tthis.renderer.redrawUsers();\n    };\n    \n    if (typeof this.options.user_id !== \"undefined\") {\n        this.current_user = this.options.user_id;\n    }\n    this.$ = Rkns.$(\"#\" + this.options.container);\n    this.$\n        .addClass(\"Rk-Main\")\n        .html(this.template(this));\n\n    this.tabs = [];\n    this.search_engines = [];\n\n    this.current_user_list = new Rkns.Models.UsersList();\n\n    this.current_user_list.on(\"add remove\", function() {\n        if (this.renderer) {\n            this.renderer.redrawUsers();\n        }\n    });\n\n    this.colorPicker = (function() {\n        var _tmpl = _.template('<li data-color=\"<%=c%>\" style=\"background: <%=c%>\"></li>');\n        return '<ul class=\"Rk-Edit-ColorPicker\">' + Rkns.pickerColors.map(function(c) { return _tmpl({c:c});}).join(\"\") + '</ul>';\n    })();\n\n    if (this.options.show_editor) {\n        this.renderer = new Rkns.Renderer.Scene(this);\n    }\n\n    if (!this.options.search.length) {\n        this.$.find(\".Rk-Web-Search-Form\").detach();\n    } else {\n        var _tmpl = _.template('<li class=\"<%= className %>\" data-key=\"<%= key %>\"><%= title %></li>'),\n            _select = this.$.find(\".Rk-Search-List\"),\n            _input = this.$.find(\".Rk-Web-Search-Input\"),\n            _form = this.$.find(\".Rk-Web-Search-Form\");\n        _(this.options.search).each(function(_search, _key) {\n            if (Rkns[_search.type] && Rkns[_search.type].Search) {\n                _this.search_engines.push(new Rkns[_search.type].Search(_this, _search));\n            }\n        });\n        _select.html(\n            _(this.search_engines).map(function(_search, _key) {\n                return _tmpl({\n                    key: _key,\n                    title: _search.getSearchTitle(),\n                    className: _search.getBgClass()\n                });\n            }).join(\"\")\n        );\n        _select.find(\"li\").click(function() {\n            var _el = Rkns.$(this);\n            _this.setSearchEngine(_el.attr(\"data-key\"));\n            _form.submit();\n        });\n        _form.submit(function() {\n            if (_input.val()) {\n                var _search = _this.search_engine;\n                _search.search(_input.val());\n            }\n            return false;\n        });\n        this.$.find(\".Rk-Search-Current\").mouseenter(\n            function() { _select.slideDown(); }\n        );\n        this.$.find(\".Rk-Search-Select\").mouseleave(\n            function() { _select.hide(); }\n        );\n        this.setSearchEngine(0);\n    }\n    _(this.options.bins).each(function(_bin) {\n        if (Rkns[_bin.type] && Rkns[_bin.type].Bin) {\n            _this.tabs.push(new Rkns[_bin.type].Bin(_this, _bin));\n        }\n    });\n\n    var elementDropped = false;\n\n    this.$.find(\".Rk-Bins\")\n        .on(\"click\",\".Rk-Bin-Title,.Rk-Bin-Title-Icon\", function() {\n            var _mainDiv = Rkns.$(this).siblings(\".Rk-Bin-Main\");\n            if (_mainDiv.is(\":hidden\")) {\n                _this.$.find(\".Rk-Bin-Main\").slideUp();\n                _mainDiv.slideDown();\n            }\n        });\n\n    if (this.options.show_editor) {\n\n        this.$.find(\".Rk-Bins\").on(\"mouseover\", \".Rk-Bin-Item\", function(_e) {\n            var _t = Rkns.$(this);\n            if (_t && $(_t).attr(\"data-uri\")) {\n                var _models = _this.project.get(\"nodes\").where({\n                    uri: $(_t).attr(\"data-uri\")\n                });\n                _(_models).each(function(_model) {\n                    _this.renderer.highlightModel(_model);\n                });\n            }\n        }).mouseout(function() {\n            _this.renderer.unhighlightAll();\n        }).on(\"mousemove\", \".Rk-Bin-Item\", function(e) {\n            try {\n                this.dragDrop();\n            }\n            catch(err) {}\n        }).on(\"touchstart\", \".Rk-Bin-Item\", function(e) {\n            elementDropped = false;\n        }).on(\"touchmove\", \".Rk-Bin-Item\", function(e) {\n            e.preventDefault();\n            var touch = e.originalEvent.changedTouches[0],\n                off = _this.renderer.canvas_$.offset(),\n                w = _this.renderer.canvas_$.width(),\n                h = _this.renderer.canvas_$.height();\n            if (touch.pageX >= off.left && touch.pageX < (off.left + w) && touch.pageY >= off.top && touch.pageY < (off.top + h)) {\n                if (elementDropped) {\n                    _this.renderer.onMouseMove(touch, true);\n                } else {\n                    elementDropped = true;\n                    var div = document.createElement('div');\n                    div.appendChild(this.cloneNode(true));\n                    _this.renderer.dropData({\"text/html\": div.innerHTML}, touch);\n                    _this.renderer.onMouseDown(touch, true);\n                }\n            }\n        }).on(\"touchend\", \".Rk-Bin-Item\", function(e) {\n            if (elementDropped) {\n                _this.renderer.onMouseUp(e.originalEvent.changedTouches[0], true);\n            }\n            elementDropped = false;\n        }).on(\"dragstart\", \".Rk-Bin-Item\", function(e) {\n            var div = document.createElement('div');\n            div.appendChild(this.cloneNode(true));\n            try {\n                e.originalEvent.dataTransfer.setData(\"text/html\",div.innerHTML);\n            }\n            catch(err) {\n                e.originalEvent.dataTransfer.setData(\"text\",div.innerHTML);\n            }\n        });\n\n    }\n\n    Rkns.$(window).resize(function() {\n        _this.resizeBins();\n    });\n\n    var lastsearch = false, lastval = '';\n\n    this.$.find(\".Rk-Bins-Search-Input\").on(\"change keyup paste input\", function() {\n        var val = Rkns.$(this).val();\n        if (val === lastval) {\n            return;\n        }\n        var search = Rkns.Utils.regexpFromTextOrArray(val.length > 1 ? val: null);\n        if (search.source === lastsearch) {\n            return;\n        }\n        lastsearch = search.source;\n        _(_this.tabs).each(function(tab) {\n            tab.render(search);\n        });\n\n    });\n    this.$.find(\".Rk-Bins-Search-Form\").submit(function() {\n        return false;\n    });\n\n};\n\nRenkan.prototype.template = _.template(\n    '<% if (options.show_bins) { %><div class=\"Rk-Bins\"><div class=\"Rk-Bins-Head\"><h2 class=\"Rk-Bins-Title\"><%- translate(\"Select contents:\")%></h2>' +\n    '<form class=\"Rk-Web-Search-Form Rk-Search-Form\"><input class=\"Rk-Web-Search-Input Rk-Search-Input\" type=\"search\" placeholder=\"<%- translate(\"Search the Web\") %>\" />' +\n    '<div class=\"Rk-Search-Select\"><div class=\"Rk-Search-Current\"></div><ul class=\"Rk-Search-List\"></ul></div>' +\n    '<input type=\"submit\" value=\"\" class=\"Rk-Web-Search-Submit Rk-Search-Submit\" title=\"<%- translate(\"Search the Web\") %>\" /></form>' +\n    '<form class=\"Rk-Bins-Search-Form Rk-Search-Form\"><input class=\"Rk-Bins-Search-Input Rk-Search-Input\" type=\"search\" placeholder=\"<%- translate(\"Search in Bins\") %>\" />' +\n    '<input type=\"submit\" value=\"\" class=\"Rk-Bins-Search-Submit Rk-Search-Submit\" title=\"<%- translate(\"Search in Bins\") %>\" /></form></div>' +\n    '<ul class=\"Rk-Bin-List\"></ul></div><% } %>' +\n    '<% if (options.show_editor) { %><div class=\"Rk-Render Rk-Render-<% if (options.show_bins) { %>Panel<% } else { %>Full<% } %>\"></div><% } %>'\n);\n\nRenkan.prototype.translate = function(_text) {\n    if (Rkns.i18n[this.options.language] && Rkns.i18n[this.options.language][_text]) {\n        return Rkns.i18n[this.options.language][_text];\n    }\n    if (this.options.language.length > 2 && Rkns.i18n[this.options.language.substr(0,2)] && Rkns.i18n[this.options.language.substr(0,2)][_text]) {\n        return Rkns.i18n[this.options.language.substr(0,2)][_text];\n    }\n    return _text;\n};\n\nRenkan.prototype.onStatusChange = function() {\n    this.renderer.onStatusChange();\n};\n\nRenkan.prototype.setSearchEngine = function(_key) {\n    this.search_engine = this.search_engines[_key];\n    this.$.find(\".Rk-Search-Current\").attr(\"class\",\"Rk-Search-Current \" + this.search_engine.getBgClass());\n    var listClasses = this.search_engine.getBgClass().split(\" \");\n    var classes = \"\";\n    for\t(var i= 0; i < listClasses.length; i++) {\n        classes += \".\" + listClasses[i];\n    }\n    this.$.find(\".Rk-Web-Search-Input.Rk-Search-Input\").attr(\"placeholder\", this.translate(\"Search in \") + this.$.find(\".Rk-Search-List \"+ classes).html());\n};\n\nRenkan.prototype.resizeBins = function() {\n    var _d = + this.$.find(\".Rk-Bins-Head\").outerHeight();\n    this.$.find(\".Rk-Bin-Title:visible\").each(function() {\n        _d += Rkns.$(this).outerHeight();\n    });\n    this.$.find(\".Rk-Bin-Main\").css({\n        height: this.$.find(\".Rk-Bins\").height() - _d\n    });\n};\n\n/* Utility functions */\nvar getUUID4 = function() {\n    return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {\n        var r = Math.random()*16|0, v = c === 'x' ? r : (r&0x3|0x8);\n        return v.toString(16);\n    });\n};\n\nRkns.Utils = {\n    getUUID4 : getUUID4,\n    getUID : (function() {\n        function pad(n){\n            return n<10 ? '0'+n : n;\n        }\n        var _d = new Date(),\n            ID_AUTO_INCREMENT = 0,\n            ID_BASE = _d.getUTCFullYear() + '-' +\n              pad(_d.getUTCMonth()+1) + '-' +\n              pad(_d.getUTCDate()) + '-' +\n              getUUID4();\n        return function(_base) {\n            var _n = (++ID_AUTO_INCREMENT).toString(16),\n                _uidbase = (typeof _base === \"undefined\" ? \"\" : _base + \"-\" );\n            while (_n.length < 4) { _n = '0' + _n; }\n            return _uidbase + ID_BASE + '-' + _n;\n        };\n    })(),\n    getFullURL : function(url) {\n\n        if(typeof(url) === 'undefined' || url == null ) {\n            return \"\";\n        }\n        if(/https?:\\/\\//.test(url)) {\n            return url;\n        }\n        var img = new Image();\n        img.src = url;\n        var res = img.src;\n        img.src = null;\n        return res;\n\n    },\n    inherit : function(_baseClass, _callbefore) {\n\n        var _class = function(_arg) {\n            if (typeof _callbefore === \"function\") {\n                _callbefore.apply(this, Array.prototype.slice.call(arguments, 0));\n            }\n            _baseClass.apply(this, Array.prototype.slice.call(arguments, 0));\n            if (typeof this._init === \"function\" && !this._initialized) {\n                this._init.apply(this, Array.prototype.slice.call(arguments, 0));\n                this._initialized = true;\n            }\n        };\n        _(_class.prototype).extend(_baseClass.prototype);\n\n        return _class;\n\n    },\n    regexpFromTextOrArray: (function() {\n        var charsub = [\n                '[aáàâä]',\n                '[cç]',\n                '[eéèêë]',\n                '[iíìîï]',\n                '[oóòôö]',\n                '[uùûü]'\n            ],\n            removeChars = [\n                String.fromCharCode(768), String.fromCharCode(769), String.fromCharCode(770), String.fromCharCode(771), String.fromCharCode(807),\n                \"｛\", \"｝\", \"（\", \"）\", \"［\", \"］\", \"【\", \"】\", \"、\", \"・\", \"‥\", \"。\", \"「\", \"」\", \"『\", \"』\", \"〜\", \"：\", \"！\", \"？\", \"　\",\n                \",\", \" \", \";\", \"(\", \")\", \".\", \"*\", \"+\", \"\\\\\", \"?\", \"|\", \"{\", \"}\", \"[\", \"]\", \"^\", \"#\", \"/\"\n            ],\n            remsrc = \"[\\\\\" + removeChars.join(\"\\\\\") + \"]\",\n            remrx = new RegExp(remsrc, \"gm\"),\n            charsrx = _(charsub).map(function(c) {\n                return new RegExp(c);\n            });\n\n        function replaceText(_text) {\n            var txt = _text.toLowerCase().replace(remrx,\"\"), src = \"\";\n            function makeReplaceFunc(l) {\n              return function(k,v) {\n                l = l.replace(charsrx[k], v);\n              };\n            }\n            for (var j = 0; j < txt.length; j++) {\n                if (j) {\n                    src += remsrc + \"*\";\n                }\n                var l = txt[j];\n                _(charsub).each(makeReplaceFunc(l));\n                src += l;\n            }\n            return src;\n        }\n\n        function getSource(inp) {\n            switch (typeof inp) {\n                case \"string\":\n                    return replaceText(inp);\n                case \"object\":\n                    var src = '';\n                    _(inp).each(function(v) {\n                        var res = getSource(v);\n                        if (res) {\n                            if (src) {\n                                src += '|';\n                            }\n                            src += res;\n                        }\n                    });\n                    return src;\n            }\n            return '';\n        }\n\n        return function(_textOrArray) {\n            var source = getSource(_textOrArray);\n            if (source) {\n                var testrx = new RegExp( source, \"im\"),\n                    replacerx = new RegExp( '(' + source + ')', \"igm\");\n                return {\n                    isempty: false,\n                    source: source,\n                    test: function(_t) { return testrx.test(_t); },\n                    replace: function(_text, _replace) { return _text.replace(replacerx, _replace); }\n                };\n            } else {\n                return {\n                    isempty: true,\n                    source: '',\n                    test: function() { return true; },\n                    replace: function(_text) { return text; }\n                };\n            }\n        };\n    })(),\n    /* The minimum distance (in pixels) the mouse has to move to consider an element was dragged */\n    _MIN_DRAG_DISTANCE: 2,\n    /* Distance between the inner and outer radius of buttons that appear when hovering on a node */\n    _NODE_BUTTON_WIDTH: 40,\n\n    _EDGE_BUTTON_INNER: 2,\n    _EDGE_BUTTON_OUTER: 40,\n    /* Constants used to know if a specific action is to be performed when clicking on the canvas */\n    _CLICKMODE_ADDNODE: 1,\n    _CLICKMODE_STARTEDGE: 2,\n    _CLICKMODE_ENDEDGE: 3,\n    /* Node size step: Used to calculate the size change when clicking the +/- buttons */\n    _NODE_SIZE_STEP: Math.LN2/4,\n    _MIN_SCALE: 1/20,\n    _MAX_SCALE: 20,\n    _MOUSEMOVE_RATE: 80,\n    _DOUBLETAP_DELAY: 800,\n    /* Maximum distance in pixels (squared, to reduce calculations)\n     * between two taps when double-tapping on a touch terminal */\n    _DOUBLETAP_DISTANCE: 20*20,\n    /* A placeholder so a default colour is displayed when a node has a null value for its user property */\n    _USER_PLACEHOLDER: function(_renkan) {\n        return {\n            color: _renkan.options.default_user_color,\n            title: _renkan.translate(\"(unknown user)\"),\n            get: function(attr) {\n                return this[attr] || false;\n            }\n        };\n    },\n    /* The code for the \"Drag and Add Bookmarklet\", slightly minified and with whitespaces removed, though\n     * it doesn't seem that it's still a requirement in newer browsers (i.e. the ones compatibles with canvas drawing)\n     */\n    _BOOKMARKLET_CODE: function(_renkan) {\n        return \"(function(a,b,c,d,e,f,h,i,j,k,l,m,n,o,p,q,r){a=document;b=a.body;c=a.location.href;j='draggable';m='text/x-iri-';d=a.createElement('div');d.innerHTML='<p_style=\\\"position:fixed;top:0;right:0;font:bold_18px_sans-serif;color:#fff;background:#909;padding:10px;z-index:100000;\\\">\" +\n        _renkan.translate(\"Drag items from this website, drop them in Renkan\").replace(/ /g,\"_\") +\n        \"</p>'.replace(/_/g,String.fromCharCode(32));b.appendChild(d);e=[{r:/https?:\\\\/\\\\/[^\\\\/]*twitter\\\\.com\\\\//,s:'.tweet',n:'twitter'},{r:/https?:\\\\/\\\\/[^\\\\/]*google\\\\.[^\\\\/]+\\\\//,s:'.g',n:'google'},{r:/https?:\\\\/\\\\/[^\\\\/]*lemonde\\\\.fr\\\\//,s:'[data-vr-contentbox]',n:'lemonde'}];f=false;e.forEach(function(g){if(g.r.test(c)){f=g;}});if(f){h=function(){Array.prototype.forEach.call(a.querySelectorAll(f.s),function(i){i[j]=true;k=i.style;k.borderWidth='2px';k.borderColor='#909';k.borderStyle='solid';k.backgroundColor='rgba(200,0,180,.1)';})};window.setInterval(h,500);h();};a.addEventListener('dragstart',function(k){l=k.dataTransfer;l.setData(m+'source-uri',c);l.setData(m+'source-title',a.title);n=k.target;if(f){o=n;while(!o.attributes[j]){o=o.parentNode;if(o==b){break;}}}if(f&&o.attributes[j]){p=o.cloneNode(true);l.setData(m+'specific-site',f.n)}else{q=a.getSelection();if(q.type==='Range'||!q.type){p=q.getRangeAt(0).cloneContents();}else{p=n.cloneNode();}}r=a.createElement('div');r.appendChild(p);l.setData('text/x-iri-selected-text',r.textContent.trim());l.setData('text/x-iri-selected-html',r.innerHTML);},false);})();\";\n    },\n    /* Shortens text to the required length then adds ellipsis */\n    shortenText: function(_text, _maxlength) {\n        return (_text.length > _maxlength ? (_text.substr(0,_maxlength) + '…') : _text);\n    },\n    /* Drawing an edit box with an arrow and positioning the edit box according to the position of the node/edge being edited\n     * Called by Rkns.Renderer.NodeEditor and Rkns.Renderer.EdgeEditor */\n    drawEditBox: function(_options, _coords, _path, _xmargin, _selector) {\n        _selector.css({\n            width: ( _options.tooltip_width - 2* _options.tooltip_padding )\n        });\n        var _height = _selector.outerHeight() + 2* _options.tooltip_padding,\n        _isLeft = (_coords.x < paper.view.center.x ? 1 : -1),\n        _left = _coords.x + _isLeft * ( _xmargin + _options.tooltip_arrow_length ),\n        _right = _coords.x + _isLeft * ( _xmargin + _options.tooltip_arrow_length + _options.tooltip_width ),\n        _top = _coords.y - _height / 2;\n        if (_top + _height > (paper.view.size.height - _options.tooltip_margin)) {\n            _top = Math.max( paper.view.size.height - _options.tooltip_margin, _coords.y + _options.tooltip_arrow_width / 2 ) - _height;\n        }\n        if (_top < _options.tooltip_margin) {\n            _top = Math.min( _options.tooltip_margin, _coords.y - _options.tooltip_arrow_width / 2 );\n        }\n        var _bottom = _top + _height;\n        /* jshint laxbreak:true */\n        _path.segments[0].point\n          = _path.segments[7].point\n          = _coords.add([_isLeft * _xmargin, 0]);\n        _path.segments[1].point.x\n          = _path.segments[2].point.x\n          = _path.segments[5].point.x\n          = _path.segments[6].point.x\n          = _left;\n        _path.segments[3].point.x\n          = _path.segments[4].point.x\n          = _right;\n        _path.segments[2].point.y\n          = _path.segments[3].point.y\n          = _top;\n        _path.segments[4].point.y\n          = _path.segments[5].point.y\n          = _bottom;\n        _path.segments[1].point.y = _coords.y - _options.tooltip_arrow_width / 2;\n        _path.segments[6].point.y = _coords.y + _options.tooltip_arrow_width / 2;\n        _path.closed = true;\n        _path.fillColor = new paper.GradientColor(new paper.Gradient([_options.tooltip_top_color, _options.tooltip_bottom_color]), [0,_top], [0, _bottom]);\n        _selector.css({\n            left: (_options.tooltip_padding + Math.min(_left, _right)),\n            top: (_options.tooltip_padding + _top)\n        });\n        return _path;\n    }\n};\n})(window);\n\n/* END main.js */\n","(function() {\n    \"use strict\";\n    var root = this;\n\n    var Backbone = root.Backbone;\n\n    var Models = root.Rkns.Models = {};\n\n\n    Models.getUID = function(obj) {\n        var guid = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {\n            var r = Math.random()*16|0, v = c === 'x' ? r : (r&0x3|0x8);\n            return v.toString(16);\n        });\n        if(typeof obj !== 'undefined') {\n            return obj.type + \"-\" + guid;\n        }\n        else {\n            return guid;\n        }\n    };\n\n\n    var RenkanModel = Backbone.RelationalModel.extend({\n        idAttribute : \"_id\",\n        constructor: function(options) {\n\n            if (typeof options !== \"undefined\") {\n                options._id = options._id || options.id || Models.getUID(this);\n                options.title = options.title || \"\";\n                options.description = options.description || \"\";\n                options.uri = options.uri || \"\";\n\n                if(typeof this.prepare === \"function\") {\n                    options = this.prepare(options);\n                }\n            }\n            Backbone.RelationalModel.prototype.constructor.call(this, options);\n        },\n        validate: function() {\n            if(!this.type) {\n                return \"object has no type\";\n            }\n        },\n        addReference : function(_options, _propName, _list, _id, _default) {\n            var _element = _list.get(_id);\n            if (typeof _element === \"undefined\" && typeof _default !== \"undefined\") {\n                _options[_propName ] = _default;\n            }\n            else {\n                _options[_propName ] = _element;\n            }\n        }\n    });\n\n    // USER\n    var User = Models.User = RenkanModel.extend({\n        type: \"user\",\n        prepare: function(options) {\n            options.color = options.color || \"#666666\";\n            return options;\n        },\n        toJSON: function() {\n            return {\n                _id: this.get(\"_id\"),\n                title: this.get(\"title\"),\n                uri: this.get(\"uri\"),\n                description: this.get(\"description\"),\n                color: this.get(\"color\")\n            };\n        }\n    });\n\n    // NODE\n    var Node = Models.Node = RenkanModel.extend({\n        type: \"node\",\n        relations: [{\n            type: Backbone.HasOne,\n            key: \"created_by\",\n            relatedModel: User\n        }],\n        prepare: function(options) {\n            var project = options.project;\n            this.addReference(options, \"created_by\", project.get(\"users\"), options.created_by, project.current_user);\n            options.description = options.description || \"\";\n            return options;\n        },\n        toJSON: function() {\n            return {\n                _id: this.get(\"_id\"),\n                title: this.get(\"title\"),\n                uri: this.get(\"uri\"),\n                description: this.get(\"description\"),\n                position: this.get(\"position\"),\n                image: this.get(\"image\"),\n                color: this.get(\"color\"),\n                created_by: this.get(\"created_by\") ? this.get(\"created_by\").get(\"_id\") : null,\n                size: this.get(\"size\"),\n                clip_path: this.get(\"clip_path\"),\n                shape: this.get(\"shape\")\n            };\n        }\n    });\n\n    // EDGE\n    var Edge = Models.Edge = RenkanModel.extend({\n        type: \"edge\",\n        relations: [\n          {\n            type: Backbone.HasOne,\n            key: \"created_by\",\n            relatedModel: User\n          },\n          {\n            type: Backbone.HasOne,\n            key: \"from\",\n            relatedModel: Node\n          },\n          {\n            type: Backbone.HasOne,\n            key: \"to\",\n            relatedModel: Node\n          }\n        ],\n        prepare: function(options) {\n            var project = options.project;\n            this.addReference(options, \"created_by\", project.get(\"users\"), options.created_by, project.current_user);\n            this.addReference(options, \"from\", project.get(\"nodes\"), options.from);\n            this.addReference(options, \"to\", project.get(\"nodes\"), options.to);\n            return options;\n        },\n        toJSON: function() {\n            return {\n                _id: this.get(\"_id\"),\n                title: this.get(\"title\"),\n                uri: this.get(\"uri\"),\n                description: this.get(\"description\"),\n                from: this.get(\"from\") ? this.get(\"from\").get(\"_id\") : null,\n                to: this.get(\"to\") ? this.get(\"to\").get(\"_id\") : null,\n                color: this.get(\"color\"),\n                created_by: this.get(\"created_by\") ? this.get(\"created_by\").get(\"_id\") : null\n            };\n        }\n    });\n\n    // View\n    var View = Models.View = RenkanModel.extend({\n        type: \"view\",\n        relations: [\n            {\n                type: Backbone.HasOne,\n                key: \"created_by\",\n                relatedModel: User\n            }\n        ],\n        prepare: function(options) {\n            var project = options.project;\n            this.addReference(options, \"created_by\", project.get(\"users\"), options.created_by, project.current_user);\n            options.description = options.description || \"\";\n            if(typeof options.offset !== \"undefined\") {\n                var offset = {};\n                if (Array.isArray(options.offset)) {\n                  offset.x = options.offset[0];\n                  offset.y = options.offset.length > 1 ? options.offset[1] : options.offset[0];\n                }\n                else if (options.offset.x != null) {\n                  offset.x = options.offset.x;\n                  offset.y = options.offset.y;\n                }\n                options.offset = offset;\n            }\n            return options;\n        },\n        toJSON: function() {\n            return {\n                _id: this.get(\"_id\"),\n                zoom_level: this.get(\"zoom_level\"),\n                offset: this.get(\"offset\"),\n                title: this.get(\"title\"),\n                description: this.get(\"description\"),\n                created_by: this.get(\"created_by\") ? this.get(\"created_by\").get(\"_id\") : null\n                // Don't need project id\n            };\n        }\n    });\n\n    // PROJECT\n    var Project = Models.Project = RenkanModel.extend({\n        type: \"project\",\n        blacklist: ['save_status',],\n        relations: [\n          {\n            type: Backbone.HasMany,\n            key: \"users\",\n            relatedModel: User,\n            reverseRelation: {\n                key: 'project',\n                includeInJSON: '_id'\n            }\n          },\n          {\n            type: Backbone.HasMany,\n            key: \"nodes\",\n            relatedModel: Node,\n            reverseRelation: {\n                key: 'project',\n                includeInJSON: '_id'\n            }\n          },\n          {\n            type: Backbone.HasMany,\n            key: \"edges\",\n            relatedModel: Edge,\n            reverseRelation: {\n                key: 'project',\n                includeInJSON: '_id'\n            }\n          },\n          {\n            type: Backbone.HasMany,\n            key: \"views\",\n            relatedModel: View,\n            reverseRelation: {\n                key: 'project',\n                includeInJSON: '_id'\n            }\n          }\n        ],\n        addUser: function(_props, _options) {\n            _props.project = this;\n            var _user = User.findOrCreate(_props);\n            this.get(\"users\").push(_user, _options);\n            return _user;\n        },\n        addNode: function(_props, _options) {\n            _props.project = this;\n            var _node = Node.findOrCreate(_props);\n            this.get(\"nodes\").push(_node, _options);\n            return _node;\n        },\n        addEdge: function(_props, _options) {\n            _props.project = this;\n            var _edge = Edge.findOrCreate(_props);\n            this.get(\"edges\").push(_edge, _options);\n            return _edge;\n        },\n        addView: function(_props, _options) {\n            _props.project = this;\n            // TODO: check if need to replace with create only\n            var _view = View.findOrCreate(_props);\n            // TODO: Should we remember only one view?\n            this.get(\"views\").push(_view, _options);\n            return _view;\n        },\n        removeNode: function(_model) {\n            this.get(\"nodes\").remove(_model);\n        },\n        removeEdge: function(_model) {\n            this.get(\"edges\").remove(_model);\n        },\n        validate: function(options) {\n            var _project = this;\n            _([].concat(options.users, options.nodes, options.edges, options.views)).each(function(_item) {\n                if(_item) {\n                    _item.project = _project;\n                }\n            });\n        },\n        // Add event handler to remove edges when a node is removed\n        initialize: function() {\n            var _this = this;\n            this.on(\"remove:nodes\", function(_node) {\n                _this.get(\"edges\").remove(\n                    _this.get(\"edges\").filter(function(_edge) {\n                        return _edge.get(\"from\") === _node || _edge.get(\"to\") === _node;\n                    })\n                );\n            });\n        },\n        toJSON: function(){\n        \tvar json = _.clone(this.attributes);\n        \tfor(var attr in json) {\n        \t\tif((json[attr] instanceof Backbone.Model) || (json[attr] instanceof Backbone.Collection) || (json[attr] instanceof RenkanModel)) {\n        \t\t\tjson[attr] = json[attr].toJSON();   \n        \t\t}\n        \t}\n        \treturn _.omit(json, this.blacklist);\n        }\n    });\n\n    var RosterUser = Models.RosterUser = Backbone.Model.extend({\n        type: \"roster_user\",\n        idAttribute : \"_id\",\n\n        constructor: function(options) {\n\n            if (typeof options !== \"undefined\") {\n                options._id = options._id || options.id || Models.getUID(this);\n                options.title = options.title || \"(untitled \" + this.type + \")\";\n                options.description = options.description || \"\";\n                options.uri = options.uri || \"\";\n                options.project = options.project || null;\n                options.site_id = options.site_id || 0;\n\n                if(typeof this.prepare === \"function\") {\n                    options = this.prepare(options);\n                }\n            }\n            Backbone.Model.prototype.constructor.call(this, options);\n        },\n\n        validate: function() {\n            if(!this.type) {\n                return \"object has no type\";\n            }\n        },\n\n        prepare: function(options) {\n            options.color = options.color || \"#666666\";\n            return options;\n        },\n\n        toJSON: function() {\n            return {\n                _id: this.get(\"_id\"),\n                title: this.get(\"title\"),\n                uri: this.get(\"uri\"),\n                description: this.get(\"description\"),\n                color: this.get(\"color\"),\n                project: (this.get(\"project\") != null)?this.get(\"project\").get(\"id\"):null,\n                site_id: this.get(\"site_id\")\n            };\n        }\n    });\n\n    var UsersList = Models.UsersList = Backbone.Collection.extend({\n        model: RosterUser\n    });\n\n\n}).call(window);\n","Rkns.defaults = {\n\n    language: (navigator.language || navigator.userLanguage || \"en\"),\n        /* GUI Language */\n    container: \"renkan\",\n        /* GUI Container DOM element ID */\n    search: [],\n        /* List of Search Engines */\n    bins: [],\n           /* List of Bins */\n    static_url: \"\",\n        /* URL for static resources */\n    show_bins: true,\n        /* Show bins in left column */\n    properties: [],\n        /* Semantic properties for edges */\n    show_editor: true,\n        /* Show the graph editor... Setting this to \"false\" only shows the bins part ! */\n    read_only: false,\n        /* Allows editing of renkan without changing the rest of the GUI. Can be switched on/off on the fly to block/enable editing */\n    editor_mode: true,\n        /* Switch for Publish/Edit GUI. If editor_mode is false, read_only will be true.  */\n    manual_save: false,\n        /* In snapshot mode, clicking on the floppy will save a snapshot. Otherwise, it will show the connection status */\n    show_top_bar: true,\n        /* Show the top bar, (title, buttons, users) */\n    default_user_color: \"#303030\",\n    size_bug_fix: true,\n        /* Resize the canvas after load (fixes a bug on iPad and FF Mac) */\n    force_resize: false,\n    allow_double_click: true,\n        /* Allows Double Click to create a node on an empty background */\n    zoom_on_scroll: true,\n        /* Allows to use the scrollwheel to zoom */\n    element_delete_delay: 0,\n        /* Delay between clicking on the bin on an element and really deleting it\n           Set to 0 for delete confirm */\n    autoscale_padding: 50,\n    default_view: false,\n\t/* Allows to load default view (zoom+offset) at start on read_only mode, instead of autoScale. default_view has to be an integer 0,1,2... */\n\n    /* TOP BAR BUTTONS */\n    show_search_field: true,\n    show_user_list: true,\n    user_name_editable: true,\n    user_color_editable: true,\n    show_user_color: true,\n    show_save_button: true,\n    show_export_button: true,\n    show_open_button: false,\n    show_addnode_button: true,\n    show_addedge_button: true,\n    show_bookmarklet: true,\n    show_fullscreen_button: true,\n    home_button_url: false,\n    home_button_title: \"Home\",\n\n    /* MINI-MAP OPTIONS */\n\n    show_minimap: true,\n        /* Show a small map at the bottom right */\n    minimap_width: 160,\n    minimap_height: 120,\n    minimap_padding: 20,\n    minimap_background_color: \"#ffffff\",\n    minimap_border_color: \"#cccccc\",\n    minimap_highlight_color: \"#ffff00\",\n    minimap_highlight_weight: 5,\n\n    /* EDGE/NODE COMMON OPTIONS */\n\n    buttons_background: \"#202020\",\n    buttons_label_color: \"#c000c0\",\n    buttons_label_font_size: 9,\n\n    /* NODE DISPLAY OPTIONS */\n\n    show_node_circles: true,\n        /* Show circles for nodes */\n    clip_node_images: true,\n        /* Constraint node images to circles */\n    node_images_fill_mode: false,\n        /* Set to false for \"letterboxing\" (height/width of node adapted to show full image)\n           Set to true for \"crop\" (adapted to fill circle) */\n    node_size_base: 25,\n    node_stroke_width: 2,\n    selected_node_stroke_width: 4,\n    node_fill_color: \"#ffffff\",\n    highlighted_node_fill_color: \"#ffff00\",\n    node_label_distance: 5,\n        /* Vertical distance between node and label */\n    node_label_max_length: 60,\n        /* Maximum displayed text length */\n    label_untitled_nodes: \"(untitled)\",\n        /* Label to display on untitled nodes */\n    change_shapes: true,\n        /* Change shapes enabled */\n\n    /* EDGE DISPLAY OPTIONS */\n\n    edge_stroke_width: 2,\n    selected_edge_stroke_width: 4,\n    edge_label_distance: 0,\n    edge_label_max_length: 20,\n    edge_arrow_length: 18,\n    edge_arrow_width: 12,\n    edge_gap_in_bundles: 12,\n    label_untitled_edges: \"\",\n\n    /* CONTEXTUAL DISPLAY (TOOLTIP OR EDITOR) OPTIONS */\n\n    tooltip_width: 275,\n    tooltip_padding: 10,\n    tooltip_margin: 15,\n    tooltip_arrow_length : 20,\n    tooltip_arrow_width : 40,\n    tooltip_top_color: \"#f0f0f0\",\n    tooltip_bottom_color: \"#d0d0d0\",\n    tooltip_border_color: \"#808080\",\n    tooltip_border_width: 1,\n\n    /* NODE EDITOR OPTIONS */\n\n    show_node_editor_uri: true,\n    show_node_editor_description: true,\n    show_node_editor_size: true,\n    show_node_editor_color: true,\n    show_node_editor_image: true,\n    show_node_editor_creator: true,\n    allow_image_upload: true,\n    uploaded_image_max_kb: 500,\n\n    /* NODE TOOLTIP OPTIONS */\n\n    show_node_tooltip_uri: true,\n    show_node_tooltip_description: true,\n    show_node_tooltip_color: true,\n    show_node_tooltip_image: true,\n    show_node_tooltip_creator: true,\n\n    /* EDGE EDITOR OPTIONS */\n\n    show_edge_editor_uri: true,\n    show_edge_editor_color: true,\n    show_edge_editor_direction: true,\n    show_edge_editor_nodes: true,\n    show_edge_editor_creator: true,\n\n    /* EDGE TOOLTIP OPTIONS */\n\n    show_edge_tooltip_uri: true,\n    show_edge_tooltip_color: true,\n    show_edge_tooltip_nodes: true,\n    show_edge_tooltip_creator: true\n\n    /* */\n\n};\n","Rkns.i18n = {\n    fr: {\n        \"Edit Node\": \"Édition d’un nœud\",\n        \"Edit Edge\": \"Édition d’un lien\",\n        \"Title:\": \"Titre :\",\n        \"URI:\": \"URI :\",\n        \"Description:\": \"Description :\",\n        \"From:\": \"De :\",\n        \"To:\": \"Vers :\",\n        \"Image\": \"Image\",\n        \"Image URL:\": \"URL d'Image\",\n        \"Choose Image File:\": \"Choisir un fichier image\",\n        \"Full Screen\": \"Mode plein écran\",\n        \"Add Node\": \"Ajouter un nœud\",\n        \"Add Edge\": \"Ajouter un lien\",\n        \"Save Project\": \"Enregistrer le projet\",\n        \"Open Project\": \"Ouvrir un projet\",\n        \"Auto-save enabled\": \"Enregistrement automatique activé\",\n        \"Connection lost\": \"Connexion perdue\",\n        \"Created by:\": \"Créé par :\",\n        \"Zoom In\": \"Agrandir l’échelle\",\n        \"Zoom Out\": \"Rapetisser l’échelle\",\n        \"Edit\": \"Éditer\",\n        \"Remove\": \"Supprimer\",\n        \"Cancel deletion\": \"Annuler la suppression\",\n        \"Link to another node\": \"Créer un lien\",\n        \"Enlarge\": \"Agrandir\",\n        \"Shrink\": \"Rétrécir\",\n        \"Click on the background canvas to add a node\": \"Cliquer sur le fond du graphe pour rajouter un nœud\",\n        \"Click on a first node to start the edge\": \"Cliquer sur un premier nœud pour commencer le lien\",\n        \"Click on a second node to complete the edge\": \"Cliquer sur un second nœud pour terminer le lien\",\n        \"Wikipedia\": \"Wikipédia\",\n        \"Wikipedia in \": \"Wikipédia en \",\n        \"French\": \"Français\",\n        \"English\": \"Anglais\",\n        \"Japanese\": \"Japonais\",\n        \"Untitled project\": \"Projet sans titre\",\n        \"Lignes de Temps\": \"Lignes de Temps\",\n        \"Loading, please wait\": \"Chargement en cours, merci de patienter\",\n        \"Edge color:\": \"Couleur :\",\n        \"Node color:\": \"Couleur :\",\n        \"Choose color\": \"Choisir une couleur\",\n        \"Change edge direction\": \"Changer le sens du lien\",\n        \"Do you really wish to remove node \": \"Voulez-vous réellement supprimer le nœud \",\n        \"Do you really wish to remove edge \": \"Voulez-vous réellement supprimer le lien \",\n        \"This file is not an image\": \"Ce fichier n'est pas une image\",\n        \"Image size must be under \": \"L'image doit peser moins de \",\n        \"Size:\": \"Taille :\",\n        \"KB\": \"ko\",\n        \"Choose from vocabulary:\": \"Choisir dans un vocabulaire :\",\n        \"SKOS Documentation properties\": \"SKOS: Propriétés documentaires\",\n        \"has note\": \"a pour note\",\n        \"has example\": \"a pour exemple\",\n        \"has definition\": \"a pour définition\",\n        \"SKOS Semantic relations\": \"SKOS: Relations sémantiques\",\n        \"has broader\": \"a pour concept plus large\",\n        \"has narrower\": \"a pour concept plus étroit\",\n        \"has related\": \"a pour concept apparenté\",\n        \"Dublin Core Metadata\": \"Métadonnées Dublin Core\",\n        \"has contributor\": \"a pour contributeur\",\n        \"covers\": \"couvre\",\n        \"created by\": \"créé par\",\n        \"has date\": \"a pour date\",\n        \"published by\": \"édité par\",\n        \"has source\": \"a pour source\",\n        \"has subject\": \"a pour sujet\",\n        \"Dragged resource\": \"Ressource glisée-déposée\",\n        \"Search the Web\": \"Rechercher en ligne\",\n        \"Search in Bins\": \"Rechercher dans les chutiers\",\n        \"Close bin\": \"Fermer le chutier\",\n        \"Refresh bin\": \"Rafraîchir le chutier\",\n        \"(untitled)\": \"(sans titre)\",\n        \"Select contents:\": \"Sélectionner des contenus :\",\n        \"Drag items from this website, drop them in Renkan\": \"Glissez des éléments de ce site web vers Renkan\",\n        \"Drag this button to your bookmark bar. When on a third-party website, click it to enable drag-and-drop from the website to Renkan.\": \"Glissez ce bouton vers votre barre de favoris. Ensuite, depuis un site tiers, cliquez dessus pour activer 'Drag-to-Add' puis glissez des éléments de ce site vers Renkan\",\n        \"Shapes available\": \"Formes disponibles\",\n        \"Circle\": \"Cercle\",\n        \"Square\": \"Carré\",\n        \"Diamond\": \"Losange\",\n        \"Hexagone\": \"Hexagone\",\n        \"Ellipse\": \"Ellipse\",\n        \"Star\": \"Étoile\",\n        \"Zoom Fit\": \"Ajuster le Zoom\",\n        \"Download Project\": \"Télécharger le projet\",\n        \"Zoom Save\": \"Sauver le Zoom\",\n        \"View saved zoom\": \"Restaurer le Zoom\",\n        \"Renkan \\'Drag-to-Add\\' bookmarklet\": \"Renkan \\'Deplacer-Pour-Ajouter\\' Signet\",\n        \"(unknown user)\":\"(non authentifié)\",\n        \"<unknown user>\":\"<non authentifié>\",\n        \"Search in graph\":\"Rechercher dans carte\",\n        \"Search in \" : \"Chercher dans \"\n    }\n};\n","/* Saves the Full JSON at each modification */\n\nRkns.jsonIO = function(_renkan, _opts) {\n    var _proj = _renkan.project;\n    if (typeof _opts.http_method === \"undefined\") {\n        _opts.http_method = 'PUT';\n    }\n    var _load = function() {\n        _renkan.renderer.redrawActive = false;\n        _proj.set({loading_status:true});\n        Rkns.$.getJSON(_opts.url, function(_data) {\n            _proj.set(_data, {validate: true});\n            _proj.set({loading_status:false});\n            _proj.set({save_status:0});\n            _renkan.renderer.redrawActive = true;\n            _renkan.renderer.autoScale();\n        });\n    };\n    var _save = function() {\n    \t_proj.set({save_status:2});\n        var _data = _proj.toJSON();\n        if (!_renkan.read_only) {\n            Rkns.$.ajax({\n                type: _opts.http_method,\n                url: _opts.url,\n                contentType: \"application/json\",\n                data: JSON.stringify(_data),\n                success: function(data, textStatus, jqXHR) {\n                \t_proj.set({save_status:0});\n                }\n            });\n        }\n\n    };\n    var _thrSave = Rkns._.throttle(\n        function() {\n            setTimeout(_save, 100);\n        }, 1000);\n    _proj.on(\"add:nodes add:edges add:users add:views\", function(_model) {\n        _model.on(\"change remove\", function(_model) {\n            _thrSave();\n        });\n        _thrSave();\n    });\n    _proj.on(\"change\", function() {\n    \tif(!(_proj.changedAttributes.length === 1 && _proj.hasChanged('save_status'))) {\n    \t\t_thrSave();\n    \t}\n    });\n\n    _load();\n};\n","/* Saves the Full JSON once */\n\nRkns.jsonIOSaveOnClick = function(_renkan, _opts) {\n    var _proj = _renkan.project,\n        _saveWarn = false,\n        _onLeave = function() {\n            return \"Project not saved\";\n        };\n    if (typeof _opts.http_method === \"undefined\") {\n        _opts.http_method = 'POST';\n    }\n    var _load = function() {\n        var getdata = {},\n            rx = /id=([^&#?=]+)/,\n            matches = document.location.hash.match(rx);\n        if (matches) {\n            getdata.id = matches[1];\n        }\n        Rkns.$.ajax({\n            url: _opts.url,\n            data: getdata,\n            beforeSend: function(){\n            \t_proj.set({loading_status:true});\n            },\n            success: function(_data) {\n                _proj.set(_data, {validate: true});\n            \t_proj.set({loading_status:false});\n                _proj.set({save_status:0});\n            \t_renkan.renderer.autoScale();\n            }\n        });\n    };\n    var _save = function() {\n        _proj.set(\"saved_at\", new Date());\n        var _data = _proj.toJSON();\n        Rkns.$.ajax({\n            type: _opts.http_method,\n            url: _opts.url,\n            contentType: \"application/json\",\n            data: JSON.stringify(_data),\n            beforeSend: function(){\n            \t_proj.set({save_status:2});\n            },\n            success: function(data, textStatus, jqXHR) {\n                $(window).off(\"beforeunload\", _onLeave);\n                _saveWarn = false;\n                _proj.set({save_status:0});\n                //document.location.hash = \"#id=\" + data.id;\n                //$(\".Rk-Notifications\").text(\"Saved as \"+document.location.href).fadeIn().delay(2000).fadeOut();\n            }\n        });\n    };\n    var _checkLeave = function() {\n    \t_proj.set({save_status:1});\n    \t\n        var title = _proj.get(\"title\");\n        if (title && _proj.get(\"nodes\").length) {\n            $(\".Rk-Save-Button\").removeClass(\"disabled\");\n        } else {\n            $(\".Rk-Save-Button\").addClass(\"disabled\");\n        }\n        if (title) {\n            $(\".Rk-PadTitle\").css(\"border-color\",\"#333333\");\n        }\n        if (!_saveWarn) {\n            _saveWarn = true;\n            $(window).on(\"beforeunload\", _onLeave);\n        }\n    };\n    _load();\n    _proj.on(\"add:nodes add:edges add:users change\", function(_model) {\n\t    _model.on(\"change remove\", function(_model) {\n\t    \tif(!(_model.changedAttributes.length === 1 && _model.hasChanged('save_status'))) {\n\t    \t\t_checkLeave();\n\t    \t}\n\t    });\n\t\tif(!(_proj.changedAttributes.length === 1 && _proj.hasChanged('save_status'))) {\n\t\t    _checkLeave();\n    \t}\n    });\n    _renkan.renderer.save = function() {\n        if ($(\".Rk-Save-Button\").hasClass(\"disabled\")) {\n            if (!_proj.get(\"title\")) {\n                $(\".Rk-PadTitle\").css(\"border-color\",\"#ff0000\");\n            }\n        } else {\n            _save();\n        }\n    };\n};\n","(function(Rkns) {\n\"use strict\";\n\nvar _ = Rkns._;\n\nvar Ldt = Rkns.Ldt = {};\n\nvar Bin = Ldt.Bin = function(_renkan, _opts) {\n    if (_opts.ldt_type) {\n        var Resclass = Ldt[_opts.ldt_type+\"Bin\"];\n        if (Resclass) {\n            return new Resclass(_renkan, _opts);\n        }\n    }\n    console.error(\"No such LDT Bin Type\");\n};\n\nvar ProjectBin = Ldt.ProjectBin = Rkns.Utils.inherit(Rkns._BaseBin);\n\nProjectBin.prototype.tagTemplate = _.template(\n    '<li class=\"Rk-Bin-Item\" draggable=\"true\" data-image=\"<%- Rkns.Utils.getFullURL(static_url+\\'img/ldt-tag.png\\') %>\" data-uri=\"<%=ldt_platform%>ldtplatform/ldt/front/search/?search=<%=encodedtitle%>&field=all\" data-title=\"<%-title%>\" data-description=\"Tag \\'<%-title%>\\'\">' +\n    '<img class=\"Rk-Ldt-Tag-Icon\" src=\"<%-static_url%>img/ldt-tag.png\" /><h4><%=htitle%></h4><div class=\"Rk-Clear\"></div></li>'\n);\n\nProjectBin.prototype.annotationTemplate = _.template(\n    '<li class=\"Rk-Bin-Item\" draggable=\"true\" data-image=\"<%- Rkns.Utils.getFullURL(image) %>\" data-uri=\"<%=ldt_platform%>ldtplatform/ldt/front/player/<%=mediaid%>/#id=<%=annotationid%>\" data-title=\"<%-title%>\" data-description=\"<%-description%>\">' +\n    '<img class=\"Rk-Ldt-Annotation-Icon\" src=\"<%=image%>\"/><h4><%=htitle%></h4><p><%=hdescription%></p><p>Start: <%=start%>, End: <%=end%>, Duration: <%=duration%></p><div class=\"Rk-Clear\"></div></li>'\n);\n\nProjectBin.prototype._init = function(_renkan, _opts) {\n    this.renkan = _renkan;\n    this.proj_id = _opts.project_id;\n    this.ldt_platform = _opts.ldt_platform || \"http://ldt.iri.centrepompidou.fr/\";\n    this.title_$.html(_opts.title);\n    this.title_icon_$.addClass('Rk-Ldt-Title-Icon');\n    this.refresh();\n};\n\nProjectBin.prototype.render = function(searchbase) {\n    var search = searchbase || Rkns.Utils.regexpFromTextOrArray();\n    function highlight(_text) {\n        var _e = _(_text).escape();\n        return search.isempty ? _e : search.replace(_e, \"<span class='searchmatch'>$1</span>\");\n    }\n    function convertTC(_ms) {\n        function pad(_n) {\n            var _res = _n.toString();\n            while (_res.length < 2) {\n                _res = '0' + _res;\n            }\n            return _res;\n        }\n        var _totalSeconds = Math.abs(Math.floor(_ms/1000)),\n            _hours = Math.floor(_totalSeconds / 3600),\n            _minutes = (Math.floor(_totalSeconds / 60) % 60),\n            _seconds = _totalSeconds % 60,\n            _res = '';\n        if (_hours) {\n            _res += pad(_hours) + ':';\n        }\n        _res += pad(_minutes) + ':' + pad(_seconds);\n        return _res;\n    }\n\n    var _html = '<li><h3>Tags</h3></li>',\n        _projtitle = this.data.meta[\"dc:title\"],\n        _this = this,\n        count = 0;\n    _this.title_$.text('LDT Project: \"' + _projtitle + '\"');\n    _(_this.data.tags).map(function(_tag) {\n        var _title = _tag.meta[\"dc:title\"];\n        if (!search.isempty && !search.test(_title)) {\n            return;\n        }\n        count++;\n        _html += _this.tagTemplate({\n            ldt_platform: _this.ldt_platform,\n            title: _title,\n            htitle: highlight(_title),\n            encodedtitle : encodeURIComponent(_title),\n            static_url: _this.renkan.options.static_url\n        });\n    });\n    _html += '<li><h3>Annotations</h3></li>';\n    _(_this.data.annotations).map(function(_annotation) {\n        var _description = _annotation.content.description,\n            _title = _annotation.content.title.replace(_description,\"\");\n        if (!search.isempty && !search.test(_title) && !search.test(_description)) {\n            return;\n        }\n        count++;\n        var _duration = _annotation.end - _annotation.begin,\n            _img = (\n                (_annotation.content && _annotation.content.img && _annotation.content.img.src) ?\n                  _annotation.content.img.src :\n                  ( _duration ? _this.renkan.options.static_url+\"img/ldt-segment.png\" : _this.renkan.options.static_url+\"img/ldt-point.png\" )\n            );\n        _html += _this.annotationTemplate({\n            ldt_platform: _this.ldt_platform,\n            title: _title,\n            htitle: highlight(_title),\n            description: _description,\n            hdescription: highlight(_description),\n            start: convertTC(_annotation.begin),\n            end: convertTC(_annotation.end),\n            duration: convertTC(_duration),\n            mediaid: _annotation.media,\n            annotationid: _annotation.id,\n            image: _img,\n            static_url: _this.renkan.options.static_url\n        });\n    });\n\n    this.main_$.html(_html);\n    if (!search.isempty && count) {\n        this.count_$.text(count).show();\n    } else {\n        this.count_$.hide();\n    }\n    if (!search.isempty && !count) {\n        this.$.hide();\n    } else {\n        this.$.show();\n    }\n    this.renkan.resizeBins();\n};\n\nProjectBin.prototype.refresh = function() {\n    var _this = this;\n    Rkns.$.ajax({\n        url: this.ldt_platform + 'ldtplatform/ldt/cljson/id/' + this.proj_id,\n        dataType: \"jsonp\",\n        success: function(_data) {\n            _this.data = _data;\n            _this.render();\n        }\n    });\n};\n\nvar Search = Ldt.Search = function(_renkan, _opts) {\n    this.renkan = _renkan;\n    this.lang = _opts.lang || \"en\";\n};\n\nSearch.prototype.getBgClass = function() {\n    return \"Rk-Ldt-Icon\";\n};\n\nSearch.prototype.getSearchTitle = function() {\n    return this.renkan.translate(\"Lignes de Temps\");\n};\n\nSearch.prototype.search = function(_q) {\n    this.renkan.tabs.push(\n        new ResultsBin(this.renkan, {\n            search: _q\n        })\n    );\n};\n\nvar ResultsBin = Ldt.ResultsBin = Rkns.Utils.inherit(Rkns._BaseBin);\n\nResultsBin.prototype.segmentTemplate = _.template(\n    '<li class=\"Rk-Bin-Item\" draggable=\"true\" data-image=\"<%- Rkns.Utils.getFullURL(image) %>\" data-uri=\"<%=ldt_platform%>ldtplatform/ldt/front/player/<%=mediaid%>/#id=<%=annotationid%>\" data-title=\"<%-title%>\" data-description=\"<%-description%>\">' +\n    '<img class=\"Rk-Ldt-Annotation-Icon\" src=\"<%=image%>\"/><h4><%=htitle%></h4><p><%=hdescription%></p><p>Start: <%=start%>, End: <%=end%>, Duration: <%=duration%></p><div class=\"Rk-Clear\"></div></li>'\n);\n\nResultsBin.prototype._init = function(_renkan, _opts) {\n    this.renkan = _renkan;\n    this.ldt_platform = _opts.ldt_platform || \"http://ldt.iri.centrepompidou.fr/\";\n    this.max_results = _opts.max_results || 50;\n    this.search = _opts.search;\n    this.title_$.html('Lignes de Temps: \"' + _opts.search + '\"');\n    this.title_icon_$.addClass('Rk-Ldt-Title-Icon');\n    this.refresh();\n};\n\nResultsBin.prototype.render = function(searchbase) {\n    if (!this.data) {\n        return;\n    }\n    var search = searchbase || Rkns.Utils.regexpFromTextOrArray();\n    var highlightrx = (search.isempty ? Rkns.Utils.regexpFromTextOrArray(this.search) : search);\n    function highlight(_text) {\n        return highlightrx.replace(_(_text).escape(), \"<span class='searchmatch'>$1</span>\");\n    }\n    function convertTC(_ms) {\n        function pad(_n) {\n            var _res = _n.toString();\n            while (_res.length < 2) {\n                _res = '0' + _res;\n            }\n            return _res;\n        }\n        var _totalSeconds = Math.abs(Math.floor(_ms/1000)),\n            _hours = Math.floor(_totalSeconds / 3600),\n            _minutes = (Math.floor(_totalSeconds / 60) % 60),\n            _seconds = _totalSeconds % 60,\n            _res = '';\n        if (_hours) {\n            _res += pad(_hours) + ':';\n        }\n        _res += pad(_minutes) + ':' + pad(_seconds);\n        return _res;\n    }\n\n    var _html = '',\n        _this = this,\n        count = 0;\n    _(this.data.objects).each(function(_segment) {\n        var _description = _segment.abstract,\n            _title = _segment.title;\n        if (!search.isempty && !search.test(_title) && !search.test(_description)) {\n            return;\n        }\n        count++;\n        var _duration = _segment.duration,\n            _begin = _segment.start_ts,\n            _end = + _segment.duration + _begin,\n            _img = (\n                _duration ?\n                  _this.renkan.options.static_url + \"img/ldt-segment.png\" :\n                  _this.renkan.options.static_url + \"img/ldt-point.png\"\n            );\n        _html += _this.segmentTemplate({\n            ldt_platform: _this.ldt_platform,\n            title: _title,\n            htitle: highlight(_title),\n            description: _description,\n            hdescription: highlight(_description),\n            start: convertTC(_begin),\n            end: convertTC(_end),\n            duration: convertTC(_duration),\n            mediaid: _segment.iri_id,\n            //projectid: _segment.project_id,\n            //cuttingid: _segment.cutting_id,\n            annotationid: _segment.element_id,\n            image: _img\n        });\n    });\n\n    this.main_$.html(_html);\n    if (!search.isempty && count) {\n        this.count_$.text(count).show();\n    } else {\n        this.count_$.hide();\n    }\n    if (!search.isempty && !count) {\n        this.$.hide();\n    } else {\n        this.$.show();\n    }\n    this.renkan.resizeBins();\n};\n\nResultsBin.prototype.refresh = function() {\n    var _this = this;\n    Rkns.$.ajax({\n        url: this.ldt_platform + 'ldtplatform/api/ldt/1.0/segments/search/',\n        data: {\n            format: \"jsonp\",\n            q: this.search,\n            limit: this.max_results\n        },\n        dataType: \"jsonp\",\n        success: function(_data) {\n            _this.data = _data;\n            _this.render();\n        }\n    });\n};\n\n})(window.Rkns);\n","Rkns.ResourceList = {};\n\nRkns.ResourceList.Bin = Rkns.Utils.inherit(Rkns._BaseBin);\n\nRkns.ResourceList.Bin.prototype.resultTemplate = Rkns._.template(\n    '<li class=\"Rk-Bin-Item Rk-ResourceList-Item\" draggable=\"true\" data-uri=\"<%-url%>\" ' +\n    'data-title=\"<%-title%>\" data-description=\"<%-description%>\" ' +\n    '<% if (image) { %>data-image=\"<%- Rkns.Utils.getFullURL(image) %>\"<% } else { %>data-image=\"\"<% } %> >' +\n    '<% if (image) { %><img class=\"Rk-ResourceList-Image\" src=\"<%-image%>\"/><% } %><h4 class=\"Rk-ResourceList-Title\">' +\n    '<% if (url) { %><a href=\"<%-url%>\" target=\"_blank\"><% } %><%=htitle%><% if (url) { %></a><% } %></h4>' +\n    '<% if (description) { %><p class=\"Rk-ResourceList-Description\"><%=hdescription%></p><% } %><% if (image) { %><div style=\"clear: both;\"></div><% } %></li>'\n);\n\nRkns.ResourceList.Bin.prototype._init = function(_renkan, _opts) {\n    this.renkan = _renkan;\n    this.title_$.html(_opts.title);\n    if (_opts.list) {\n        this.data = _opts.list;\n    }\n    this.refresh();\n};\n\nRkns.ResourceList.Bin.prototype.render = function(searchbase) {\n    var search = searchbase || Rkns.Utils.regexpFromTextOrArray();\n    function highlight(_text) {\n        var _e = _(_text).escape();\n        return search.isempty ? _e : search.replace(_e, \"<span class='searchmatch'>$1</span>\");\n    }\n    var _html = \"\",\n        _this = this,\n        count = 0;\n    Rkns._(this.data).each(function(_item) {\n        var _element;\n        if (typeof _item === \"string\") {\n            if (/^(https?:\\/\\/|www)/.test(_item)) {\n                _element = { url: _item };\n            } else {\n                _element = { title: _item.replace(/[:,]?\\s?(https?:\\/\\/|www)[\\d\\w\\/.&?=#%-_]+\\s?/,'').trim() };\n                var _match = _item.match(/(https?:\\/\\/|www)[\\d\\w\\/.&?=#%-_]+/);\n                if (_match) {\n                    _element.url = _match[0];\n                }\n                if (_element.title.length > 80) {\n                    _element.description = _element.title;\n                    _element.title = _element.title.replace(/^(.{30,60})\\s.+$/,'$1…');\n                }\n            }\n        } else {\n            _element = _item;\n        }\n        var title = _element.title || (_element.url || \"\").replace(/^https?:\\/\\/(www\\.)?/,'').replace(/^(.{40}).+$/,'$1…'),\n            url = _element.url || \"\",\n            description = _element.description || \"\",\n            image = _element.image || \"\";\n        if (url && !/^https?:\\/\\//.test(url)) {\n            url = 'http://' + url;\n        }\n        if (!search.isempty && !search.test(title) && !search.test(description)) {\n            return;\n        }\n        count++;\n        _html += _this.resultTemplate({\n            url: url,\n            title: title,\n            htitle: highlight(title),\n            image: image,\n            description: description,\n            hdescription: highlight(description),\n            static_url: _this.renkan.options.static_url\n        });\n    });\n    _this.main_$.html(_html);\n    if (!search.isempty && count) {\n        this.count_$.text(count).show();\n    } else {\n        this.count_$.hide();\n    }\n    if (!search.isempty && !count) {\n        this.$.hide();\n    } else {\n        this.$.show();\n    }\n    this.renkan.resizeBins();\n};\n\nRkns.ResourceList.Bin.prototype.refresh = function() {\n    if (this.data) {\n        this.render();\n    }\n};\n","Rkns.Wikipedia = {\n};\n\nRkns.Wikipedia.Search = function(_renkan, _opts) {\n    this.renkan = _renkan;\n    this.lang = _opts.lang || \"en\";\n};\n\nRkns.Wikipedia.Search.prototype.getBgClass = function() {\n    return \"Rk-Wikipedia-Search-Icon Rk-Wikipedia-Lang-\" + this.lang;\n};\n\nRkns.Wikipedia.Search.prototype.getSearchTitle = function() {\n    var langs = {\n        \"fr\": \"French\",\n        \"en\": \"English\",\n        \"ja\": \"Japanese\"\n    };\n    if (langs[this.lang]) {\n        return this.renkan.translate(\"Wikipedia in \") + this.renkan.translate(langs[this.lang]);\n    } else {\n        return this.renkan.translate(\"Wikipedia\") + \" [\" + this.lang + \"]\";\n    }\n};\n\nRkns.Wikipedia.Search.prototype.search = function(_q) {\n    this.renkan.tabs.push(\n        new Rkns.Wikipedia.Bin(this.renkan, {\n            lang: this.lang,\n            search: _q\n        })\n    );\n};\n\nRkns.Wikipedia.Bin = Rkns.Utils.inherit(Rkns._BaseBin);\n\nRkns.Wikipedia.Bin.prototype.resultTemplate = Rkns._.template(\n    '<li class=\"Rk-Wikipedia-Result Rk-Bin-Item\" draggable=\"true\" data-uri=\"<%-url%>\" ' +\n    'data-title=\"Wikipedia: <%-title%>\" data-description=\"<%-description%>\" data-image=\"<%- Rkns.Utils.getFullURL( static_url + \\'img/wikipedia.png\\' ) %>\">' +\n    '<img class=\"Rk-Wikipedia-Icon\" src=\"<%-static_url%>img/wikipedia.png\"></div><h4 class=\"Rk-Wikipedia-Title\"><a href=\"<%-url%>\" target=\"_blank\"><%=htitle%></a></h4>' +\n    '<p class=\"Rk-Wikipedia-Snippet\"><%=hdescription%></p></li>'\n);\n\nRkns.Wikipedia.Bin.prototype._init = function(_renkan, _opts) {\n    this.renkan = _renkan;\n    this.search = _opts.search;\n    this.lang = _opts.lang || \"en\";\n    this.title_icon_$.addClass('Rk-Wikipedia-Title-Icon Rk-Wikipedia-Lang-' + this.lang);\n    this.title_$.html(this.search).addClass(\"Rk-Wikipedia-Title\");\n    this.refresh();\n};\n\nRkns.Wikipedia.Bin.prototype.render = function(searchbase) {\n    var search = searchbase || Rkns.Utils.regexpFromTextOrArray();\n    var highlightrx = (search.isempty ? Rkns.Utils.regexpFromTextOrArray(this.search) : search);\n    function highlight(_text) {\n        return highlightrx.replace(_(_text).escape(), \"<span class='searchmatch'>$1</span>\");\n    }\n    var _html = \"\",\n        _this = this,\n        count = 0;\n    Rkns._(this.data.query.search).each(function(_result) {\n        var title = _result.title,\n            url = \"http://\" + _this.lang + \".wikipedia.org/wiki/\" + encodeURI(title.replace(/ /g,\"_\")),\n            description = Rkns.$('<div>').html(_result.snippet).text();\n        if (!search.isempty && !search.test(title) && !search.test(description)) {\n            return;\n        }\n        count++;\n        _html += _this.resultTemplate({\n            url: url,\n            title: title,\n            htitle: highlight(title),\n            description: description,\n            hdescription: highlight(description),\n            static_url: _this.renkan.options.static_url\n        });\n    });\n    _this.main_$.html(_html);\n    if (!search.isempty && count) {\n        this.count_$.text(count).show();\n    } else {\n        this.count_$.hide();\n    }\n    if (!search.isempty && !count) {\n        this.$.hide();\n    } else {\n        this.$.show();\n    }\n    this.renkan.resizeBins();\n};\n\nRkns.Wikipedia.Bin.prototype.refresh = function() {\n    var _this = this;\n    Rkns.$.ajax({\n        url: \"http://\" + _this.lang + \".wikipedia.org/w/api.php?action=query&list=search&srsearch=\" + encodeURIComponent(this.search) + \"&format=json\",\n        dataType: \"jsonp\",\n        success: function(_data) {\n            _this.data = _data;\n            _this.render();\n        }\n    });\n};\n","\ndefine('renderer/baserepresentation',['jquery', 'underscore'], function ($, _) {\n    \n\n    /* Rkns.Renderer._BaseRepresentation Class */\n\n    /* In Renkan, a \"Representation\" is a sort of ViewModel (in the MVVM paradigm) and bridges the gap between\n     * models (written with Backbone.js) and the view (written with Paper.js)\n     * Renkan's representations all inherit from Rkns.Renderer._BaseRepresentation '*/\n\n    var _BaseRepresentation = function(_renderer, _model) {\n        if (typeof _renderer !== \"undefined\") {\n            this.renderer = _renderer;\n            this.renkan = _renderer.renkan;\n            this.project = _renderer.renkan.project;\n            this.options = _renderer.renkan.options;\n            this.model = _model;\n            if (this.model) {\n                var _this = this;\n                this._changeBinding = function() {\n                    _this.redraw();\n                };\n                this._removeBinding = function() {\n                    _renderer.removeRepresentation(_this);\n                    _(function() {\n                        _renderer.redraw();\n                    }).defer();\n                };\n                this._selectBinding = function() {\n                    _this.select();\n                };\n                this._unselectBinding = function() {\n                    _this.unselect();\n                };\n                this.model.on(\"change\", this._changeBinding );\n                this.model.on(\"remove\", this._removeBinding );\n                this.model.on(\"select\", this._selectBinding );\n                this.model.on(\"unselect\", this._unselectBinding );\n            }\n        }\n    };\n\n    /* Rkns.Renderer._BaseRepresentation Methods */\n\n    _(_BaseRepresentation.prototype).extend({\n        _super: function(_func) {\n            return _BaseRepresentation.prototype[_func].apply(this, Array.prototype.slice.call(arguments, 1));\n        },\n        redraw: function() {},\n        moveTo: function() {},\n        show: function() { return \"BaseRepresentation.show\"; },\n        hide: function() {},\n        select: function() {\n            if (this.model) {\n                this.model.trigger(\"selected\");\n            }\n        },\n        unselect: function() {\n            if (this.model) {\n                this.model.trigger(\"unselected\");\n            }\n        },\n        highlight: function() {},\n        unhighlight: function() {},\n        mousedown: function() {},\n        mouseup: function() {\n            if (this.model) {\n                this.model.trigger(\"clicked\");\n            }\n        },\n        destroy: function() {\n            if (this.model) {\n                this.model.off(\"change\", this._changeBinding );\n                this.model.off(\"remove\", this._removeBinding );\n                this.model.off(\"select\", this._selectBinding );\n                this.model.off(\"unselect\", this._unselectBinding );\n            }\n        }\n    });\n\n    /* End of Rkns.Renderer._BaseRepresentation Class */\n\n    return _BaseRepresentation;\n\n});\n\ndefine('requtils',[], function ($, _) {\n    \n    return {\n        getUtils: function(){\n            return window.Rkns.Utils;\n        },\n        getRenderer: function(){\n            return window.Rkns.Renderer;\n        }\n    };\n\n});\n\n\ndefine('renderer/basebutton',['jquery', 'underscore', 'requtils', 'renderer/baserepresentation'], function ($, _, requtils, BaseRepresentation) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* Rkns.Renderer._BaseButton Class */\n\n    /* BaseButton is extended by contextual buttons that appear when hovering on nodes and edges */\n\n    var _BaseButton = Utils.inherit(BaseRepresentation);\n\n    _(_BaseButton.prototype).extend({\n        moveTo: function(_pos) {\n            this.sector.moveTo(_pos);\n        },\n        show: function() {\n            this.sector.show();\n        },\n        hide: function() {\n            this.sector.hide();\n        },\n        select: function() {\n            this.sector.select();\n        },\n        unselect: function(_newTarget) {\n            this.sector.unselect();\n            if (!_newTarget || (_newTarget !== this.source_representation && _newTarget.source_representation !== this.source_representation)) {\n                this.source_representation.unselect();\n            }\n        },\n        destroy: function() {\n            this.sector.destroy();\n        }\n    });\n\n    return _BaseButton;\n\n});\n\n\ndefine('renderer/shapebuilder',[], function () {\n    \n\n    /* ShapeBuilder Begin */\n\n    var builders = {\n        \"circle\":{\n            getShape: function() {\n                return new paper.Path.Circle([0, 0], 1);\n            },\n            getImageShape: function(center, radius) {\n                return new paper.Path.Circle(center, radius);\n            }\n        },\n        \"rectangle\":{\n            getShape: function() {\n                return new paper.Path.Rectangle([-2, -2], [2, 2]);\n            },\n            getImageShape: function(center, radius) {\n                return new paper.Path.Rectangle([-radius, -radius], [radius*2, radius*2]);\n            }\n        },\n        \"ellipse\":{\n            getShape: function() {\n                return new paper.Path.Ellipse(new paper.Rectangle([-2, -1], [2, 1]));\n            },\n            getImageShape: function(center, radius) {\n                return new paper.Path.Ellipse(new paper.Rectangle([-radius, -radius/2], [radius*2, radius]));\n            }\n        },\n        \"polygon\":{\n            getShape: function() {\n                return new paper.Path.RegularPolygon([0, 0], 6, 1);\n            },\n            getImageShape: function(center, radius) {\n                return new paper.Path.RegularPolygon([0, 0], 6, radius);\n            }\n        },\n        \"diamond\":{\n            getShape: function() {\n                var d = new paper.Path.Rectangle([-2, -2], [2, 2]);\n                d.rotate(45);\n                return d;\n            },\n            getImageShape: function(center, radius) {\n                var d = new paper.Path.Rectangle([-radius, -radius], [radius*2, radius*2]);\n                d.rotate(45);\n                return d;\n            }\n        },\n        \"star\":{\n            getShape: function() {\n                return new paper.Path.Star([0, 0], 8, 1, 0.7);\n            },\n            getImageShape: function(center, radius) {\n                return new paper.Path.Star([0, 0], 8, radius*1, radius*0.7);\n            }\n        },\n        \"svg\": function(path){\n            return {\n                getShape: function() {\n                    return new paper.Path(path);\n                },\n                getImageShape: function(center, radius) {\n                    // No calcul for the moment \n                    return new paper.Path();\n                }\n            };\n        }\n    };\n    \n    var ShapeBuilder = function (shape){\n        if(typeof shape===\"undefined\"){\n            shape = \"circle\";\n        }\n        if(shape.substr(0,4)===\"svg:\"){\n            return builders.svg(shape.substr(4));\n        }\n        if(!(shape in builders)){\n            shape = \"circle\";\n        }\n        return builders[shape];\n    };\n    \n    return ShapeBuilder;\n\n});\n\ndefine('renderer/noderepr',['jquery', 'underscore', 'requtils', 'renderer/baserepresentation', 'renderer/shapebuilder'], function ($, _, requtils, BaseRepresentation, ShapeBuilder) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* Rkns.Renderer.Node Class */\n\n    /* The representation for the node : A circle, with an image inside and a text label underneath.\n     * The circle and the image are drawn on canvas and managed by Paper.js.\n     * The text label is an HTML node, managed by jQuery. */\n\n    //var NodeRepr = Renderer.Node = Utils.inherit(Renderer._BaseRepresentation);\n    var NodeRepr = Utils.inherit(BaseRepresentation);\n\n    _(NodeRepr.prototype).extend({\n        _init: function() {\n            this.renderer.node_layer.activate();\n            this.type = \"Node\";\n            this.buildShape();\n            if (this.options.show_node_circles) {\n                this.circle.strokeWidth = this.options.node_stroke_width;\n                this.h_ratio = 1;\n            } else {\n                this.h_ratio = 0;\n            }\n            this.title = $('<div class=\"Rk-Label\">').appendTo(this.renderer.labels_$);\n\n            if (this.options.editor_mode) {\n                var Renderer = requtils.getRenderer();\n                this.normal_buttons = [\n                                       new Renderer.NodeEditButton(this.renderer, null),\n                                       new Renderer.NodeRemoveButton(this.renderer, null),\n                                       new Renderer.NodeLinkButton(this.renderer, null),\n                                       new Renderer.NodeEnlargeButton(this.renderer, null),\n                                       new Renderer.NodeShrinkButton(this.renderer, null)\n                                       ];\n                this.pending_delete_buttons = [\n                                               new Renderer.NodeRevertButton(this.renderer, null)\n                                               ];\n                this.all_buttons = this.normal_buttons.concat(this.pending_delete_buttons);\n\n                for (var i = 0; i < this.all_buttons.length; i++) {\n                    this.all_buttons[i].source_representation = this;\n                }\n                this.active_buttons = [];\n            } else {\n                this.active_buttons = this.all_buttons = [];\n            }\n            this.last_circle_radius = 1;\n\n            if (this.renderer.minimap) {\n                this.renderer.minimap.node_layer.activate();\n                this.minimap_circle = new paper.Path.Circle([0, 0], 1);\n                this.minimap_circle.__representation = this.renderer.minimap.miniframe.__representation;\n                this.renderer.minimap.node_group.addChild(this.minimap_circle);\n            }\n        },\n        buildShape: function(){\n            if(typeof this.model.get(\"shape_changed\")!==\"undefined\" && this.model.get(\"shape_changed\")===true){\n                this.model.set(\"shape_changed\", false);\n                delete this.img;\n            }\n            if(this.circle){\n                this.circle.remove();\n                delete this.circle;\n            }\n            // \"circle\" \"rectangle\" \"ellipse\" \"polygon\" \"star\" \"diamond\"\n            this.shapeBuilder = new ShapeBuilder(this.model.get(\"shape\"));\n            this.circle = this.shapeBuilder.getShape();\n            this.circle.__representation = this;\n            this.last_circle_radius = 1;\n        },\n        redraw: function(_dontRedrawEdges) {\n            if(typeof this.model.get(\"shape_changed\")!==\"undefined\" && this.model.get(\"shape_changed\")===true){\n                this.buildShape();\n            }\n            var _model_coords = new paper.Point(this.model.get(\"position\")),\n            _baseRadius = this.options.node_size_base * Math.exp((this.model.get(\"size\") || 0) * Utils._NODE_SIZE_STEP);\n            if (!this.is_dragging || !this.paper_coords) {\n                this.paper_coords = this.renderer.toPaperCoords(_model_coords);\n            }\n            this.circle_radius = _baseRadius * this.renderer.scale;\n            if (this.last_circle_radius !== this.circle_radius) {\n                this.all_buttons.forEach(function(b) {\n                    b.setSectorSize();\n                });\n                this.circle.scale(this.circle_radius / this.last_circle_radius);\n                if (this.node_image) {\n                    this.node_image.scale(this.circle_radius / this.last_circle_radius);\n                }\n            }\n            this.circle.position = this.paper_coords;\n            if (this.node_image) {\n                this.node_image.position = this.paper_coords.subtract(this.image_delta.multiply(this.circle_radius));\n            }\n            this.last_circle_radius = this.circle_radius;\n\n            var old_act_btn = this.active_buttons;\n\n            var opacity = 1;\n            if (this.model.get(\"delete_scheduled\")) {\n                opacity = 0.5;\n                this.active_buttons = this.pending_delete_buttons;\n                this.circle.dashArray = [2,2];\n            } else {\n                opacity = 1;\n                this.active_buttons = this.normal_buttons;\n                this.circle.dashArray = null;\n            }\n\n            if (this.selected && this.renderer.isEditable()) {\n                if (old_act_btn !== this.active_buttons) {\n                    old_act_btn.forEach(function(b) {\n                        b.hide();\n                    });\n                }\n                this.active_buttons.forEach(function(b) {\n                    b.show();\n                });\n            }\n\n            if (this.node_image) {\n                this.node_image.opacity = this.highlighted ? opacity * 0.5 : (opacity - 0.01);\n            }\n\n            this.circle.fillColor = this.highlighted ? this.options.highlighted_node_fill_color : this.options.node_fill_color;\n\n            this.circle.opacity = this.options.show_node_circles ? opacity : 0.01;\n\n            var _text = this.model.get(\"title\") || this.renkan.translate(this.options.label_untitled_nodes) || \"\";\n            _text = Utils.shortenText(_text, this.options.node_label_max_length);\n\n            if (typeof this.highlighted === \"object\") {\n                this.title.html(this.highlighted.replace(_(_text).escape(),'<span class=\"Rk-Highlighted\">$1</span>'));\n            } else {\n                this.title.text(_text);\n            }\n\n            this.title.css({\n                left: this.paper_coords.x,\n                top: this.paper_coords.y + this.circle_radius * this.h_ratio + this.options.node_label_distance,\n                opacity: opacity\n            });\n            var _color = this.model.get(\"color\") || (this.model.get(\"created_by\") || Utils._USER_PLACEHOLDER(this.renkan)).get(\"color\");\n            this.circle.strokeColor = _color;\n            var _pc = this.paper_coords;\n            this.all_buttons.forEach(function(b) {\n                b.moveTo(_pc);\n            });\n            var lastImage = this.img;\n            this.img = this.model.get(\"image\");\n            if (this.img && this.img !== lastImage) {\n                this.showImage();\n            }\n            if (this.node_image && !this.img) {\n                this.node_image.remove();\n                delete this.node_image;\n            }\n\n            if (this.renderer.minimap) {\n                this.minimap_circle.fillColor = _color;\n                var minipos = this.renderer.toMinimapCoords(_model_coords),\n                miniradius = this.renderer.minimap.scale * _baseRadius,\n                minisize = new paper.Size([miniradius, miniradius]);\n                this.minimap_circle.fitBounds(minipos.subtract(minisize), minisize.multiply(2));\n            }\n\n            if (!_dontRedrawEdges) {\n                var _this = this;\n                _.each(\n                        this.project.get(\"edges\").filter(\n                                function (ed) {\n                                    return ((ed.get(\"to\") === _this.model) || (ed.get(\"from\") === _this.model));\n                                }\n                        ),\n                        function(edge, index, list) {\n                            var repr = _this.renderer.getRepresentationByModel(edge);\n                            if (repr && typeof repr.from_representation !== \"undefined\" && typeof repr.from_representation.paper_coords !== \"undefined\" && typeof repr.to_representation !== \"undefined\" && typeof repr.to_representation.paper_coords !== \"undefined\") {\n                                repr.redraw();\n                            }\n                        }\n                );\n            }\n\n        },\n        showImage: function() {\n            var _image = null;\n            if (typeof this.renderer.image_cache[this.img] === \"undefined\") {\n                _image = new Image();\n                this.renderer.image_cache[this.img] = _image;\n                _image.src = this.img;\n            } else {\n                _image = this.renderer.image_cache[this.img];\n            }\n            if (_image.width) {\n                if (this.node_image) {\n                    this.node_image.remove();\n                }\n                this.renderer.node_layer.activate();\n                var width = _image.width,\n                height = _image.height,\n                clipPath = this.model.get(\"clip_path\"),\n                hasClipPath = (typeof clipPath !== \"undefined\" && clipPath),\n                _clip = null,\n                baseRadius = null,\n                centerPoint = null;\n\n                if (hasClipPath) {\n                    _clip = new paper.Path();\n                    var instructions = clipPath.match(/[a-z][^a-z]+/gi) || [],\n                    lastCoords = [0,0],\n                    minX = Infinity,\n                    minY = Infinity,\n                    maxX = -Infinity,\n                    maxY = -Infinity;\n\n                    var transformCoords = function(tabc, relative) {\n                        var newCoords = tabc.slice(1).map(function(v, k) {\n                            var res = parseFloat(v),\n                            isY = k % 2;\n                            if (isY) {\n                                res = ( res - 0.5 ) * height;\n                            } else {\n                                res = ( res - 0.5 ) * width;\n                            }\n                            if (relative) {\n                                res += lastCoords[isY];\n                            }\n                            if (isY) {\n                                minY = Math.min(minY, res);\n                                maxY = Math.max(maxY, res);\n                            } else {\n                                minX = Math.min(minX, res);\n                                maxX = Math.max(maxX, res);\n                            }\n                            return res;\n                        });\n                        lastCoords = newCoords.slice(-2);\n                        return newCoords;\n                    };\n\n                    instructions.forEach(function(instr) {\n                        var coords = instr.match(/([a-z]|[0-9.-]+)/ig) || [\"\"];\n                        switch(coords[0]) {\n                        case \"M\":\n                            _clip.moveTo(transformCoords(coords));\n                            break;\n                        case \"m\":\n                            _clip.moveTo(transformCoords(coords, true));\n                            break;\n                        case \"L\":\n                            _clip.lineTo(transformCoords(coords));\n                            break;\n                        case \"l\":\n                            _clip.lineTo(transformCoords(coords, true));\n                            break;\n                        case \"C\":\n                            _clip.cubicCurveTo(transformCoords(coords));\n                            break;\n                        case \"c\":\n                            _clip.cubicCurveTo(transformCoords(coords, true));\n                            break;\n                        case \"Q\":\n                            _clip.quadraticCurveTo(transformCoords(coords));\n                            break;\n                        case \"q\":\n                            _clip.quadraticCurveTo(transformCoords(coords, true));\n                            break;\n                        }\n                    });\n\n                    baseRadius = Math[this.options.node_images_fill_mode ? \"min\" : \"max\"](maxX - minX, maxY - minY) / 2;\n                    centerPoint = new paper.Point((maxX + minX) / 2, (maxY + minY) / 2);\n                    if (!this.options.show_node_circles) {\n                        this.h_ratio = (maxY - minY) / (2 * baseRadius);\n                    }\n                } else {\n                    baseRadius = Math[this.options.node_images_fill_mode ? \"min\" : \"max\"](width, height) / 2;\n                    centerPoint = new paper.Point(0,0);\n                    if (!this.options.show_node_circles) {\n                        this.h_ratio = height / (2 * baseRadius);\n                    }\n                }\n                var _raster = new paper.Raster(_image);\n                _raster.locked = true; // Disable mouse events on icon\n                if (hasClipPath) {\n                    _raster = new paper.Group(_clip, _raster);\n                    _raster.opacity = 0.99;\n                    /* This is a workaround to allow clipping at group level\n                     * If opacity was set to 1, paper.js would merge all clipping groups in one (known bug).\n                     */\n                    _raster.clipped = true;\n                    _clip.__representation = this;\n                }\n                if (this.options.clip_node_images) {\n                    var _circleClip = this.shapeBuilder.getImageShape(centerPoint, baseRadius);\n                    _raster = new paper.Group(_circleClip, _raster);\n                    _raster.opacity = 0.99;\n                    _raster.clipped = true;\n                    _circleClip.__representation = this;\n                }\n                this.image_delta = centerPoint.divide(baseRadius);\n                this.node_image = _raster;\n                this.node_image.__representation = _this;\n                this.node_image.scale(this.circle_radius / baseRadius);\n                this.node_image.position = this.paper_coords.subtract(this.image_delta.multiply(this.circle_radius));\n                this.redraw();\n                this.renderer.throttledPaperDraw();\n            } else {\n                var _this = this;\n                $(_image).on(\"load\", function() {\n                    _this.showImage();\n                });\n            }\n        },\n        paperShift: function(_delta) {\n            if (this.options.editor_mode) {\n                if (!this.renkan.read_only) {\n                    this.is_dragging = true;\n                    this.paper_coords = this.paper_coords.add(_delta);\n                    this.redraw();\n                }\n            } else {\n                this.renderer.paperShift(_delta);\n            }\n        },\n        openEditor: function() {\n            this.renderer.removeRepresentationsOfType(\"editor\");\n            var _editor = this.renderer.addRepresentation(\"NodeEditor\",null);\n            _editor.source_representation = this;\n            _editor.draw();\n        },\n        select: function() {\n            this.selected = true;\n            this.circle.strokeWidth = this.options.selected_node_stroke_width;\n            if (this.renderer.isEditable()) {\n                this.active_buttons.forEach(function(b) {\n                    b.show();\n                });\n            }\n            var _uri = this.model.get(\"uri\");\n            if (_uri) {\n                $('.Rk-Bin-Item').each(function() {\n                    var _el = $(this);\n                    if (_el.attr(\"data-uri\") === _uri) {\n                        _el.addClass(\"selected\");\n                    }\n                });\n            }\n            if (!this.options.editor_mode) {\n                this.openEditor();\n            }\n\n            if (this.renderer.minimap) {\n                this.minimap_circle.strokeWidth = this.options.minimap_highlight_weight;\n                this.minimap_circle.strokeColor = this.options.minimap_highlight_color;\n            }\n            this._super(\"select\");\n        },\n        hideButtons: function() {\n            this.all_buttons.forEach(function(b) {\n                b.hide();\n            });\n            delete(this.buttonTimeout);\n        },\n        unselect: function(_newTarget) {\n            if (!_newTarget || _newTarget.source_representation !== this) {\n                this.selected = false;\n                var _this = this;\n                this.buttons_timeout = setTimeout(function() { _this.hideButtons(); }, 200);\n                this.circle.strokeWidth = this.options.node_stroke_width;\n                $('.Rk-Bin-Item').removeClass(\"selected\");\n                if (this.renderer.minimap) {\n                    this.minimap_circle.strokeColor = undefined;\n                }\n                this._super(\"unselect\");\n            }\n        },\n        highlight: function(textToReplace) {\n            var hlvalue = textToReplace || true;\n            if (this.highlighted === hlvalue) {\n                return;\n            }\n            this.highlighted = hlvalue;\n            this.redraw();\n            this.renderer.throttledPaperDraw();\n        },\n        unhighlight: function() {\n            if (!this.highlighted) {\n                return;\n            }\n            this.highlighted = false;\n            this.redraw();\n            this.renderer.throttledPaperDraw();\n        },\n        saveCoords: function() {\n            var _coords = this.renderer.toModelCoords(this.paper_coords),\n            _data = {\n                position: {\n                    x: _coords.x,\n                    y: _coords.y\n                }\n            };\n            if (this.renderer.isEditable()) {\n                this.model.set(_data);\n            }\n        },\n        mousedown: function(_event, _isTouch) {\n            if (_isTouch) {\n                this.renderer.unselectAll();\n                this.select();\n            }\n        },\n        mouseup: function(_event, _isTouch) {\n            if (this.renderer.is_dragging && this.renderer.isEditable()) {\n                this.saveCoords();\n            } else {\n                if (!_isTouch && !this.model.get(\"delete_scheduled\")) {\n                    this.openEditor();\n                }\n                this.model.trigger(\"clicked\");\n            }\n            this.renderer.click_target = null;\n            this.renderer.is_dragging = false;\n            this.is_dragging = false;\n        },\n        destroy: function(_event) {\n            this._super(\"destroy\");\n            this.all_buttons.forEach(function(b) {\n                b.destroy();\n            });\n            this.circle.remove();\n            this.title.remove();\n            if (this.renderer.minimap) {\n                this.minimap_circle.remove();\n            }\n            if (this.node_image) {\n                this.node_image.remove();\n            }\n        }\n    });\n\n    return NodeRepr;\n\n});\n\n\ndefine('renderer/edge',['jquery', 'underscore', 'requtils', 'renderer/baserepresentation'], function ($, _, requtils, BaseRepresentation) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* Edge Class Begin */\n\n    //var Edge = Renderer.Edge = Utils.inherit(Renderer._BaseRepresentation);\n    var Edge = Utils.inherit(BaseRepresentation);\n\n    _(Edge.prototype).extend({\n        _init: function() {\n            this.renderer.edge_layer.activate();\n            this.type = \"Edge\";\n            this.from_representation = this.renderer.getRepresentationByModel(this.model.get(\"from\"));\n            this.to_representation = this.renderer.getRepresentationByModel(this.model.get(\"to\"));\n            this.bundle = this.renderer.addToBundles(this);\n            this.line = new paper.Path();\n            this.line.add([0,0],[0,0],[0,0]);\n            this.line.__representation = this;\n            this.line.strokeWidth = this.options.edge_stroke_width;\n            this.arrow = new paper.Path();\n            this.arrow.add(\n                    [ 0, 0 ],\n                    [ this.options.edge_arrow_length, this.options.edge_arrow_width / 2 ],\n                    [ 0, this.options.edge_arrow_width ]\n            );\n            this.arrow.__representation = this;\n            this.text = $('<div class=\"Rk-Label Rk-Edge-Label\">').appendTo(this.renderer.labels_$);\n            this.arrow_angle = 0;\n            if (this.options.editor_mode) {\n                var Renderer = requtils.getRenderer();\n                this.normal_buttons = [\n                                       new Renderer.EdgeEditButton(this.renderer, null),\n                                       new Renderer.EdgeRemoveButton(this.renderer, null)\n                                       ];\n                this.pending_delete_buttons = [\n                                               new Renderer.EdgeRevertButton(this.renderer, null)\n                                               ];\n                this.all_buttons = this.normal_buttons.concat(this.pending_delete_buttons);\n                for (var i = 0; i < this.all_buttons.length; i++) {\n                    this.all_buttons[i].source_representation = this;\n                }\n                this.active_buttons = [];\n            } else {\n                this.active_buttons = this.all_buttons = [];\n            }\n\n            if (this.renderer.minimap) {\n                this.renderer.minimap.edge_layer.activate();\n                this.minimap_line = new paper.Path();\n                this.minimap_line.add([0,0],[0,0]);\n                this.minimap_line.__representation = this.renderer.minimap.miniframe.__representation;\n                this.minimap_line.strokeWidth = 1;\n            }\n        },\n        redraw: function() {\n            var from = this.model.get(\"from\"),\n            to = this.model.get(\"to\");\n            if (!from || !to) {\n                return;\n            }\n            this.from_representation = this.renderer.getRepresentationByModel(from);\n            this.to_representation = this.renderer.getRepresentationByModel(to);\n            if (typeof this.from_representation === \"undefined\" || typeof this.to_representation === \"undefined\") {\n                return;\n            }\n            var _p0a = this.from_representation.paper_coords,\n            _p1a = this.to_representation.paper_coords,\n            _v = _p1a.subtract(_p0a),\n            _r = _v.length,\n            _u = _v.divide(_r),\n            _ortho = new paper.Point([- _u.y, _u.x]),\n            _group_pos = this.bundle.getPosition(this),\n            _delta = _ortho.multiply( this.options.edge_gap_in_bundles * _group_pos ),\n            _p0b = _p0a.add(_delta), /* Adding a 4 px difference */\n            _p1b = _p1a.add(_delta), /* to differentiate bundled links */\n            _a = _v.angle,\n            _textdelta = _ortho.multiply(this.options.edge_label_distance),\n            _handle = _v.divide(3),\n            _color = this.model.get(\"color\") || this.model.get(\"color\") || (this.model.get(\"created_by\") || Utils._USER_PLACEHOLDER(this.renkan)).get(\"color\"),\n            opacity = 1;\n\n            if (this.model.get(\"delete_scheduled\") || this.from_representation.model.get(\"delete_scheduled\") || this.to_representation.model.get(\"delete_scheduled\")) {\n                opacity = 0.5;\n                this.line.dashArray = [2, 2];\n            } else {\n                opacity = 1;\n                this.line.dashArray = null;\n            }\n\n            var old_act_btn = this.active_buttons;\n\n            this.active_buttons = this.model.get(\"delete_scheduled\") ? this.pending_delete_buttons : this.normal_buttons;\n\n            if (this.selected && this.renderer.isEditable() && old_act_btn !== this.active_buttons) {\n                old_act_btn.forEach(function(b) {\n                    b.hide();\n                });\n                this.active_buttons.forEach(function(b) {\n                    b.show();\n                });\n            }\n\n            this.paper_coords = _p0b.add(_p1b).divide(2);\n            this.line.strokeColor = _color;\n            this.line.opacity = opacity;\n            this.line.segments[0].point = _p0a;\n            this.line.segments[1].point = this.paper_coords;\n            this.line.segments[1].handleIn = _handle.multiply(-1);\n            this.line.segments[1].handleOut = _handle;\n            this.line.segments[2].point = _p1a;\n            this.arrow.rotate(_a - this.arrow_angle);\n            this.arrow.fillColor = _color;\n            this.arrow.opacity = opacity;\n            this.arrow.position = this.paper_coords;\n            this.arrow_angle = _a;\n            if (_a > 90) {\n                _a -= 180;\n                _textdelta = _textdelta.multiply(-1);\n            }\n            if (_a < -90) {\n                _a += 180;\n                _textdelta = _textdelta.multiply(-1);\n            }\n            var _text = this.model.get(\"title\") || this.renkan.translate(this.options.label_untitled_edges) || \"\";\n            _text = Utils.shortenText(_text, this.options.node_label_max_length);\n            this.text.text(_text);\n            var _textpos = this.paper_coords.add(_textdelta);\n            this.text.css({\n                left: _textpos.x,\n                top: _textpos.y,\n                transform: \"rotate(\" + _a + \"deg)\",\n                \"-moz-transform\": \"rotate(\" + _a + \"deg)\",\n                \"-webkit-transform\": \"rotate(\" + _a + \"deg)\",\n                opacity: opacity\n            });\n            this.text_angle = _a;\n\n            var _pc = this.paper_coords;\n            this.all_buttons.forEach(function(b) {\n                b.moveTo(_pc);\n            });\n\n            if (this.renderer.minimap) {\n                this.minimap_line.strokeColor = _color;\n                this.minimap_line.segments[0].point = this.renderer.toMinimapCoords(new paper.Point(this.from_representation.model.get(\"position\")));\n                this.minimap_line.segments[1].point = this.renderer.toMinimapCoords(new paper.Point(this.to_representation.model.get(\"position\")));\n            }\n        },\n        openEditor: function() {\n            this.renderer.removeRepresentationsOfType(\"editor\");\n            var _editor = this.renderer.addRepresentation(\"EdgeEditor\",null);\n            _editor.source_representation = this;\n            _editor.draw();\n        },\n        select: function() {\n            this.selected = true;\n            this.line.strokeWidth = this.options.selected_edge_stroke_width;\n            if (this.renderer.isEditable()) {\n                this.active_buttons.forEach(function(b) {\n                    b.show();\n                });\n            }\n            if (!this.options.editor_mode) {\n                this.openEditor();\n            }\n            this._super(\"select\");\n        },\n        unselect: function(_newTarget) {\n            if (!_newTarget || _newTarget.source_representation !== this) {\n                this.selected = false;\n                if (this.options.editor_mode) {\n                    this.all_buttons.forEach(function(b) {\n                        b.hide();\n                    });\n                }\n                this.line.strokeWidth = this.options.edge_stroke_width;\n                this._super(\"unselect\");\n            }\n        },\n        mousedown: function(_event, _isTouch) {\n            if (_isTouch) {\n                this.renderer.unselectAll();\n                this.select();\n            }\n        },\n        mouseup: function(_event, _isTouch) {\n            if (!this.renkan.read_only && this.renderer.is_dragging) {\n                this.from_representation.saveCoords();\n                this.to_representation.saveCoords();\n                this.from_representation.is_dragging = false;\n                this.to_representation.is_dragging = false;\n            } else {\n                if (!_isTouch) {\n                    this.openEditor();\n                }\n                this.model.trigger(\"clicked\");\n            }\n            this.renderer.click_target = null;\n            this.renderer.is_dragging = false;\n        },\n        paperShift: function(_delta) {\n            if (this.options.editor_mode) {\n                if (!this.options.read_only) {\n                    this.from_representation.paperShift(_delta);\n                    this.to_representation.paperShift(_delta);\n                }\n            } else {\n                this.renderer.paperShift(_delta);\n            }\n        },\n        destroy: function() {\n            this._super(\"destroy\");\n            this.line.remove();\n            this.arrow.remove();\n            this.text.remove();\n            if (this.renderer.minimap) {\n                this.minimap_line.remove();\n            }\n            this.all_buttons.forEach(function(b) {\n                b.destroy();\n            });\n            var _this = this;\n            this.bundle.edges = _(this.bundle.edges).reject(function(_edge) {\n                return _this === _edge;\n            });\n        }\n    });\n\n    return Edge;\n\n});\n\n\n\ndefine('renderer/tempedge',['jquery', 'underscore', 'requtils', 'renderer/baserepresentation'], function ($, _, requtils, BaseRepresentation) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* TempEdge Class Begin */\n\n    //var TempEdge = Renderer.TempEdge = Utils.inherit(Renderer._BaseRepresentation);\n    var TempEdge = Utils.inherit(BaseRepresentation);\n\n    _(TempEdge.prototype).extend({\n        _init: function() {\n            this.renderer.edge_layer.activate();\n            this.type = \"Temp-edge\";\n\n            var _color = (this.project.get(\"users\").get(this.renkan.current_user) || Utils._USER_PLACEHOLDER(this.renkan)).get(\"color\");\n            this.line = new paper.Path();\n            this.line.strokeColor = _color;\n            this.line.dashArray = [4, 2];\n            this.line.strokeWidth = this.options.selected_edge_stroke_width;\n            this.line.add([0,0],[0,0]);\n            this.line.__representation = this;\n            this.arrow = new paper.Path();\n            this.arrow.fillColor = _color;\n            this.arrow.add(\n                    [ 0, 0 ],\n                    [ this.options.edge_arrow_length, this.options.edge_arrow_width / 2 ],\n                    [ 0, this.options.edge_arrow_width ]\n            );\n            this.arrow.__representation = this;\n            this.arrow_angle = 0;\n        },\n        redraw: function() {\n            var _p0 = this.from_representation.paper_coords,\n            _p1 = this.end_pos,\n            _a = _p1.subtract(_p0).angle,\n            _c = _p0.add(_p1).divide(2);\n            this.line.segments[0].point = _p0;\n            this.line.segments[1].point = _p1;\n            this.arrow.rotate(_a - this.arrow_angle);\n            this.arrow.position = _c;\n            this.arrow_angle = _a;\n        },\n        paperShift: function(_delta) {\n            if (!this.renderer.isEditable()) {\n                this.renderer.removeRepresentation(_this);\n                paper.view.draw();\n                return;\n            }\n            this.end_pos = this.end_pos.add(_delta);\n            var _hitResult = paper.project.hitTest(this.end_pos);\n            this.renderer.findTarget(_hitResult);\n            this.redraw();\n        },\n        mouseup: function(_event, _isTouch) {\n            var _hitResult = paper.project.hitTest(_event.point),\n            _model = this.from_representation.model,\n            _endDrag = true;\n            if (_hitResult && typeof _hitResult.item.__representation !== \"undefined\") {\n                var _target = _hitResult.item.__representation;\n                if (_target.type.substr(0,4) === \"Node\") {\n                    var _destmodel = _target.model || _target.source_representation.model;\n                    if (_model !== _destmodel) {\n                        var _data = {\n                                id: Utils.getUID('edge'),\n                                created_by: this.renkan.current_user,\n                                from: _model,\n                                to: _destmodel\n                        };\n                        if (this.renderer.isEditable()) {\n                            this.project.addEdge(_data);\n                        }\n                    }\n                }\n\n                if (_model === _target.model || (_target.source_representation && _target.source_representation.model === _model)) {\n                    _endDrag = false;\n                    this.renderer.is_dragging = true;\n                }\n            }\n            if (_endDrag) {\n                this.renderer.click_target = null;\n                this.renderer.is_dragging = false;\n                this.renderer.removeRepresentation(this);\n                paper.view.draw();\n            }\n        },\n        destroy: function() {\n            this.arrow.remove();\n            this.line.remove();\n        }\n    });\n\n    /* TempEdge Class End */\n\n    return TempEdge;\n\n});\n\n\ndefine('renderer/baseeditor',['jquery', 'underscore', 'requtils', 'renderer/baserepresentation'], function ($, _, requtils, BaseRepresentation) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* _BaseEditor Begin */\n    //var _BaseEditor = Renderer._BaseEditor = Utils.inherit(Renderer._BaseRepresentation);\n    var _BaseEditor = Utils.inherit(BaseRepresentation);\n\n    _(_BaseEditor.prototype).extend({\n        _init: function() {\n            this.renderer.buttons_layer.activate();\n            this.type = \"editor\";\n            this.editor_block = new paper.Path();\n            var _pts = _(_.range(8)).map(function() {return [0,0];});\n            this.editor_block.add.apply(this.editor_block, _pts);\n            this.editor_block.strokeWidth = this.options.tooltip_border_width;\n            this.editor_block.strokeColor = this.options.tooltip_border_color;\n            this.editor_block.opacity = 0.8;\n            this.editor_$ = $('<div>')\n            .appendTo(this.renderer.editor_$)\n            .css({\n                position: \"absolute\",\n                opacity: 0.8\n            })\n            .hide();\n        },\n        destroy: function() {\n            this.editor_block.remove();\n            this.editor_$.remove();\n        }\n    });\n\n    /* _BaseEditor End */\n\n    return _BaseEditor;\n\n});\n\n\ndefine('renderer/nodeeditor',['jquery', 'underscore', 'requtils', 'renderer/baseeditor'], function ($, _, requtils, BaseEditor) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* NodeEditor Begin */\n    //var NodeEditor = Renderer.NodeEditor = Utils.inherit(Renderer._BaseEditor);\n    var NodeEditor = Utils.inherit(BaseEditor);\n\n    _(NodeEditor.prototype).extend({\n        template: _.template(\n                '<h2><span class=\"Rk-CloseX\">&times;</span><%-renkan.translate(\"Edit Node\")%></span></h2>' +\n                '<p><label><%-renkan.translate(\"Title:\")%></label><input class=\"Rk-Edit-Title\" type=\"text\" value=\"<%-node.title%>\"/></p>' +\n                '<% if (options.show_node_editor_uri) { %><p><label><%-renkan.translate(\"URI:\")%></label><input class=\"Rk-Edit-URI\" type=\"text\" value=\"<%-node.uri%>\"/><a class=\"Rk-Edit-Goto\" href=\"<%-node.uri%>\" target=\"_blank\"></a></p><% } %>' +\n                '<% if (options.show_node_editor_description) { %><p><label><%-renkan.translate(\"Description:\")%></label><textarea class=\"Rk-Edit-Description\"><%-node.description%></textarea></p><% } %>' +\n                '<% if (options.show_node_editor_size) { %><p><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"Size:\")%></span><a href=\"#\" class=\"Rk-Edit-Size-Down\">-</a><span class=\"Rk-Edit-Size-Value\"><%-node.size%></span><a href=\"#\" class=\"Rk-Edit-Size-Up\">+</a></p><% } %>' +\n                '<% if (options.show_node_editor_color) { %><div class=\"Rk-Editor-p\"><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"Node color:\")%></span><div class=\"Rk-Edit-ColorPicker-Wrapper\"><span class=\"Rk-Edit-Color\" style=\"background:<%-node.color%>;\"><span class=\"Rk-Edit-ColorTip\"></span></span>' +\n                '<%= renkan.colorPicker %><span class=\"Rk-Edit-ColorPicker-Text\"><%- renkan.translate(\"Choose color\") %></span></div></div><% } %>' +\n                '<% if (options.show_node_editor_image) { %><div class=\"Rk-Edit-ImgWrap\"><div class=\"Rk-Edit-ImgPreview\"><img src=\"<%-node.image || node.image_placeholder%>\" />' +\n                '<% if (node.clip_path) { %><svg xmlns=\"http://www.w3.org/2000/svg\" version=\"1.1\" viewbox=\"0 0 1 1\" preserveAspectRatio=\"none\"><path style=\"stroke-width: .02; stroke:red; fill-opacity:.3; fill:red;\" d=\"<%- node.clip_path %>\"/></svg><% }%>' +\n                '</div></div><p><label><%-renkan.translate(\"Image URL:\")%></label><div><a class=\"Rk-Edit-Image-Del\" href=\"#\"></a><input class=\"Rk-Edit-Image\" type=\"text\" value=\"<%-node.image%>\"/></div></p>' +\n                '<% if (options.allow_image_upload) { %><p><label><%-renkan.translate(\"Choose Image File:\")%></label><input class=\"Rk-Edit-Image-File\" type=\"file\" accept=\"image/*\"/></p><% }%><% } %>' +\n                '<% if (options.show_node_editor_creator && node.has_creator) { %><p><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"Created by:\")%></span> <span class=\"Rk-UserColor\" style=\"background:<%-node.created_by_color%>;\"></span><%- shortenText(node.created_by_title, 25) %></p><% } %>' +\n                '<% if (options.change_shapes) { %><p><label><%-renkan.translate(\"Shapes available\")%>:</label> <select class=\"Rk-Edit-Shape\">' +\n                '<option class=\"Rk-Edit-Vocabulary-Property\" value=\"circle\"<% if (node.shape === \"circle\") { %> selected<% } %>><%- renkan.translate(\"Circle\") %></option>' +\n                '<option class=\"Rk-Edit-Vocabulary-Property\" value=\"rectangle\"<% if (node.shape === \"rectangle\") { %> selected<% } %>><%- renkan.translate(\"Square\") %></option>' +\n                '<option class=\"Rk-Edit-Vocabulary-Property\" value=\"diamond\"<% if (node.shape === \"diamond\") { %> selected<% } %>><%- renkan.translate(\"Diamond\") %></option>' +\n                '<option class=\"Rk-Edit-Vocabulary-Property\" value=\"polygon\"<% if (node.shape === \"polygon\") { %> selected<% } %>><%- renkan.translate(\"Hexagone\") %></option>' +\n                '<option class=\"Rk-Edit-Vocabulary-Property\" value=\"ellipse\"<% if (node.shape === \"ellipse\") { %> selected<% } %>><%- renkan.translate(\"Ellipse\") %></option>' +\n                '<option class=\"Rk-Edit-Vocabulary-Property\" value=\"star\"<% if (node.shape === \"star\") { %> selected<% } %>><%- renkan.translate(\"Star\") %></option>' +\n                '</select></p><% } %>'\n        ),\n        readOnlyTemplate: _.template(\n                '<h2><span class=\"Rk-CloseX\">&times;</span><% if (options.show_node_tooltip_color) { %><span class=\"Rk-UserColor\" style=\"background:<%-node.color%>;\"></span><% } %>' +\n                '<span class=\"Rk-Display-Title\"><% if (node.uri) { %><a href=\"<%-node.uri%>\" target=\"_blank\"><% } %><%-node.title%><% if (node.uri) { %></a><% } %></span></h2>' +\n                '<% if (node.uri && options.show_node_tooltip_uri) { %><p class=\"Rk-Display-URI\"><a href=\"<%-node.uri%>\" target=\"_blank\"><%-node.short_uri%></a></p><% } %>' +\n                '<% if (options.show_node_tooltip_description) { %><p class=\"Rk-Display-Description\"><%-node.description%></p><% } %>' +\n                '<% if (node.image && options.show_node_tooltip_image) { %><img class=\"Rk-Display-ImgPreview\" src=\"<%-node.image%>\" /><% } %>' +\n                '<% if (node.has_creator && options.show_node_tooltip_creator) { %><p><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"Created by:\")%></span><span class=\"Rk-UserColor\" style=\"background:<%-node.created_by_color%>;\"></span><%- shortenText(node.created_by_title, 25) %></p><% } %>'\n        ),\n        draw: function() {\n            var _model = this.source_representation.model,\n            _created_by = _model.get(\"created_by\") || Utils._USER_PLACEHOLDER(this.renkan),\n            _template = (this.renderer.isEditable() ? this.template : this.readOnlyTemplate ),\n            _image_placeholder = this.options.static_url + \"img/image-placeholder.png\",\n            _size = (_model.get(\"size\") || 0);\n            this.editor_$\n            .html(_template({\n                node: {\n                    has_creator: !!_model.get(\"created_by\"),\n                    title: _model.get(\"title\"),\n                    uri: _model.get(\"uri\"),\n                    short_uri:  Utils.shortenText((_model.get(\"uri\") || \"\").replace(/^(https?:\\/\\/)?(www\\.)?/,'').replace(/\\/$/,''),40),\n                    description: _model.get(\"description\"),\n                    image: _model.get(\"image\") || \"\",\n                    image_placeholder: _image_placeholder,\n                    color: _model.get(\"color\") || _created_by.get(\"color\"),\n                    clip_path: _model.get(\"clip_path\") || false,\n                    created_by_color: _created_by.get(\"color\"),\n                    created_by_title: _created_by.get(\"title\"),\n                    size: (_size > 0 ? \"+\" : \"\") + _size,\n                    shape: _model.get(\"shape\") || \"circle\"\n                },\n                renkan: this.renkan,\n                options: this.options,\n                shortenText: Utils.shortenText\n            }));\n            this.redraw();\n            var _this = this,\n            closeEditor = function() {\n                _this.renderer.removeRepresentation(_this);\n                paper.view.draw();\n            };\n\n            this.editor_$.find(\".Rk-CloseX\").click(closeEditor);\n\n            this.editor_$.find(\".Rk-Edit-Goto\").click(function() {\n                if (!_model.get(\"uri\")) {\n                    return false;\n                }\n            });\n\n            if (this.renderer.isEditable()) {\n\n                var onFieldChange = _(function() {\n                    _(function() {\n                        if (_this.renderer.isEditable()) {\n                            var _data = {\n                                title: _this.editor_$.find(\".Rk-Edit-Title\").val()\n                            };\n                            if (_this.options.show_node_editor_uri) {\n                                _data.uri = _this.editor_$.find(\".Rk-Edit-URI\").val();\n                                _this.editor_$.find(\".Rk-Edit-Goto\").attr(\"href\",_data.uri || \"#\");\n                            }\n                            if (_this.options.show_node_editor_image) {\n                                _data.image = _this.editor_$.find(\".Rk-Edit-Image\").val();\n                                _this.editor_$.find(\".Rk-Edit-ImgPreview\").attr(\"src\", _data.image || _image_placeholder);\n                            }\n                            if (_this.options.show_node_editor_description) {\n                                _data.description = _this.editor_$.find(\".Rk-Edit-Description\").val();\n                            }\n                            if (_this.options.change_shapes) {\n                                if(_model.get(\"shape\")!==_this.editor_$.find(\".Rk-Edit-Shape\").val()){\n                                    _data.shape = _this.editor_$.find(\".Rk-Edit-Shape\").val();\n                                    _data.shape_changed = true;\n                                }\n                            }\n                            _model.set(_data);\n                            _this.redraw();\n                            // For an unknown reason, we have to set data twice when we change shape, otherwise the image disappears.\n                            if(_data.shape_changed===true){\n                                _model.set(_data);\n                            }\n                        } else {\n                            closeEditor();\n                        }\n                    }).defer();\n                }).throttle(500);\n                \n                this.editor_$.on(\"keyup\", function(_e) {\n                    if (_e.keyCode === 27) {\n                        closeEditor();\n                    }\n                });\n\n                this.editor_$.find(\"input, textarea, select\").on(\"change keyup paste\", onFieldChange);\n\n                if(_this.options.allow_image_upload) {\n                    this.editor_$.find(\".Rk-Edit-Image-File\").change(function() {\n                        if (this.files.length) {\n                            var f = this.files[0],\n                            fr = new FileReader();\n                            if (f.type.substr(0,5) !== \"image\") {\n                                alert(_this.renkan.translate(\"This file is not an image\"));\n                                return;\n                            }\n                            if (f.size > (_this.options.uploaded_image_max_kb * 1024)) {\n                                alert(_this.renkan.translate(\"Image size must be under \") + _this.options.uploaded_image_max_kb + _this.renkan.translate(\"KB\"));\n                                return;\n                            }\n                            fr.onload = function(e) {\n                                _this.editor_$.find(\".Rk-Edit-Image\").val(e.target.result);\n                                onFieldChange();\n                            };\n                            fr.readAsDataURL(f);\n                        }\n                    });\n                }\n                this.editor_$.find(\".Rk-Edit-Title\")[0].focus();\n\n                var _picker = _this.editor_$.find(\".Rk-Edit-ColorPicker\");\n\n                this.editor_$.find(\".Rk-Edit-ColorPicker-Wrapper\").hover(\n                        function(_e) {\n                            _e.preventDefault();\n                            _picker.show();\n                        },\n                        function(_e) {\n                            _e.preventDefault();\n                            _picker.hide();\n                        }\n                );\n\n                _picker.find(\"li\").hover(\n                        function(_e) {\n                            _e.preventDefault();\n                            _this.editor_$.find(\".Rk-Edit-Color\").css(\"background\", $(this).attr(\"data-color\"));\n                        },\n                        function(_e) {\n                            _e.preventDefault();\n                            _this.editor_$.find(\".Rk-Edit-Color\").css(\"background\", _model.get(\"color\") || (_model.get(\"created_by\") || Utils._USER_PLACEHOLDER(_this.renkan)).get(\"color\"));\n                        }\n                ).click(function(_e) {\n                    _e.preventDefault();\n                    if (_this.renderer.isEditable()) {\n                        _model.set(\"color\", $(this).attr(\"data-color\"));\n                        _picker.hide();\n                        paper.view.draw();\n                    } else {\n                        closeEditor();\n                    }\n                });\n\n                var shiftSize = function(n) {\n                    if (_this.renderer.isEditable()) {\n                        var _newsize = n+(_model.get(\"size\") || 0);\n                        _this.editor_$.find(\".Rk-Edit-Size-Value\").text((_newsize > 0 ? \"+\" : \"\") + _newsize);\n                        _model.set(\"size\", _newsize);\n                        paper.view.draw();\n                    } else {\n                        closeEditor();\n                    }\n                };\n\n                this.editor_$.find(\".Rk-Edit-Size-Down\").click(function() {\n                    shiftSize(-1);\n                    return false;\n                });\n                this.editor_$.find(\".Rk-Edit-Size-Up\").click(function() {\n                    shiftSize(1);\n                    return false;\n                });\n                \n                this.editor_$.find(\".Rk-Edit-Image-Del\").click(function() {\n                \t_this.editor_$.find(\".Rk-Edit-Image\").val('');\n                \tonFieldChange();\n                    return false;\n                });\n            } else {\n                if (typeof this.source_representation.highlighted === \"object\") {\n                    var titlehtml = this.source_representation.highlighted.replace(_(_model.get(\"title\")).escape(),'<span class=\"Rk-Highlighted\">$1</span>');\n                    this.editor_$.find(\".Rk-Display-Title\" + (_model.get(\"uri\") ? \" a\" : \"\")).html(titlehtml);\n                    if (this.options.show_node_tooltip_description) {\n                        this.editor_$.find(\".Rk-Display-Description\").html(this.source_representation.highlighted.replace(_(_model.get(\"description\")).escape(),'<span class=\"Rk-Highlighted\">$1</span>'));\n                    }\n                }\n            }\n            this.editor_$.find(\"img\").load(function() {\n                _this.redraw();\n            });\n        },\n        redraw: function() {\n            var _coords = this.source_representation.paper_coords;\n            Utils.drawEditBox(this.options, _coords, this.editor_block, this.source_representation.circle_radius * 0.75, this.editor_$);\n            this.editor_$.show();\n            paper.view.draw();\n        }\n    });\n\n    /* NodeEditor End */\n\n    return NodeEditor;\n\n});\n\n\ndefine('renderer/edgeeditor',['jquery', 'underscore', 'requtils', 'renderer/baseeditor'], function ($, _, requtils, BaseEditor) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* EdgeEditor Begin */\n\n    //var EdgeEditor = Renderer.EdgeEditor = Utils.inherit(Renderer._BaseEditor);\n    var EdgeEditor = Utils.inherit(BaseEditor);\n\n    _(EdgeEditor.prototype).extend({\n        template: _.template(\n                '<h2><span class=\"Rk-CloseX\">&times;</span><%-renkan.translate(\"Edit Edge\")%></span></h2>' +\n                '<p><label><%-renkan.translate(\"Title:\")%></label><input class=\"Rk-Edit-Title\" type=\"text\" value=\"<%-edge.title%>\"/></p>' +\n                '<% if (options.show_edge_editor_uri) { %><p><label><%-renkan.translate(\"URI:\")%></label><input class=\"Rk-Edit-URI\" type=\"text\" value=\"<%-edge.uri%>\"/><a class=\"Rk-Edit-Goto\" href=\"<%-edge.uri%>\" target=\"_blank\"></a></p>' +\n                '<% if (options.properties.length) { %><p><label><%-renkan.translate(\"Choose from vocabulary:\")%></label><select class=\"Rk-Edit-Vocabulary\">' +\n                '<% _(options.properties).each(function(ontology) { %><option class=\"Rk-Edit-Vocabulary-Class\" value=\"\"><%- renkan.translate(ontology.label) %></option>' +\n                '<% _(ontology.properties).each(function(property) { var uri = ontology[\"base-uri\"] + property.uri; %><option class=\"Rk-Edit-Vocabulary-Property\" value=\"<%- uri %>' +\n                '\"<% if (uri === edge.uri) { %> selected<% } %>><%- renkan.translate(property.label) %></option>' +\n                '<% }) %><% }) %></select></p><% } } %>' +\n                '<% if (options.show_edge_editor_color) { %><div class=\"Rk-Editor-p\"><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"Edge color:\")%></span><div class=\"Rk-Edit-ColorPicker-Wrapper\"><span class=\"Rk-Edit-Color\" style=\"background:<%-edge.color%>;\"><span class=\"Rk-Edit-ColorTip\"></span></span>' +\n                '<%= renkan.colorPicker %><span class=\"Rk-Edit-ColorPicker-Text\"><%- renkan.translate(\"Choose color\") %></span></div></div><% } %>' +\n                '<% if (options.show_edge_editor_direction) { %><p><span class=\"Rk-Edit-Direction\"><%- renkan.translate(\"Change edge direction\") %></span></p><% } %>' +\n                '<% if (options.show_edge_editor_nodes) { %><p><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"From:\")%></span><span class=\"Rk-UserColor\" style=\"background:<%-edge.from_color%>;\"></span><%- shortenText(edge.from_title, 25) %></p>' +\n                '<p><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"To:\")%></span><span class=\"Rk-UserColor\" style=\"background:<%-edge.to_color%>;\"></span><%- shortenText(edge.to_title, 25) %></p><% } %>' +\n                '<% if (options.show_edge_editor_creator && edge.has_creator) { %><p><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"Created by:\")%></span><span class=\"Rk-UserColor\" style=\"background:<%-edge.created_by_color%>;\"></span><%- shortenText(edge.created_by_title, 25) %></p><% } %>'\n        ),\n        readOnlyTemplate: _.template(\n                '<h2><span class=\"Rk-CloseX\">&times;</span><% if (options.show_edge_tooltip_color) { %><span class=\"Rk-UserColor\" style=\"background:<%-edge.color%>;\"></span><% } %>' +\n                '<span class=\"Rk-Display-Title\"><% if (edge.uri) { %><a href=\"<%-edge.uri%>\" target=\"_blank\"><% } %><%-edge.title%><% if (edge.uri) { %></a><% } %></span></h2>' +\n                '<% if (options.show_edge_tooltip_uri && edge.uri) { %><p class=\"Rk-Display-URI\"><a href=\"<%-edge.uri%>\" target=\"_blank\"><%-edge.short_uri%></a></p><% } %>' +\n                '<p><%-edge.description%></p>' +\n                '<% if (options.show_edge_tooltip_nodes) { %><p><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"From:\")%></span><span class=\"Rk-UserColor\" style=\"background:<%-edge.from_color%>;\"></span><%- shortenText(edge.from_title, 25) %></p>' +\n                '<p><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"To:\")%></span><span class=\"Rk-UserColor\" style=\"background:<%-edge.to_color%>;\"></span><%- shortenText(edge.to_title, 25) %></p><% } %>' +\n                '<% if (options.show_edge_tooltip_creator && edge.has_creator) { %><p><span class=\"Rk-Editor-Label\"><%-renkan.translate(\"Created by:\")%></span><span class=\"Rk-UserColor\" style=\"background:<%-edge.created_by_color%>;\"></span><%- shortenText(edge.created_by_title, 25) %></p><% } %>'\n        ),\n        draw: function() {\n            var _model = this.source_representation.model,\n            _from_model = _model.get(\"from\"),\n            _to_model = _model.get(\"to\"),\n            _created_by = _model.get(\"created_by\") || Utils._USER_PLACEHOLDER(this.renkan),\n            _template = (this.renderer.isEditable() ? this.template : this.readOnlyTemplate);\n            this.editor_$\n            .html(_template({\n                edge: {\n                    has_creator: !!_model.get(\"created_by\"),\n                    title: _model.get(\"title\"),\n                    uri: _model.get(\"uri\"),\n                    short_uri:  Utils.shortenText((_model.get(\"uri\") || \"\").replace(/^(https?:\\/\\/)?(www\\.)?/,'').replace(/\\/$/,''),40),\n                    description: _model.get(\"description\"),\n                    color: _model.get(\"color\") || _created_by.get(\"color\"),\n                    from_title: _from_model.get(\"title\"),\n                    to_title: _to_model.get(\"title\"),\n                    from_color: _from_model.get(\"color\") || (_from_model.get(\"created_by\") || Utils._USER_PLACEHOLDER(this.renkan)).get(\"color\"),\n                    to_color: _to_model.get(\"color\") || (_to_model.get(\"created_by\") || Utils._USER_PLACEHOLDER(this.renkan)).get(\"color\"),\n                    created_by_color: _created_by.get(\"color\"),\n                    created_by_title: _created_by.get(\"title\")\n                },\n                renkan: this.renkan,\n                shortenText: Utils.shortenText,\n                options: this.options\n            }));\n            this.redraw();\n            var _this = this,\n            closeEditor = function() {\n                _this.renderer.removeRepresentation(_this);\n                paper.view.draw();\n            };\n            this.editor_$.find(\".Rk-CloseX\").click(closeEditor);\n            this.editor_$.find(\".Rk-Edit-Goto\").click(function() {\n                if (!_model.get(\"uri\")) {\n                    return false;\n                }\n            });\n\n            if (this.renderer.isEditable()) {\n\n                var onFieldChange = _(function() {\n                    _(function() {\n                        if (_this.renderer.isEditable()) {\n                            var _data = {\n                                    title: _this.editor_$.find(\".Rk-Edit-Title\").val()\n                            };\n                            if (_this.options.show_edge_editor_uri) {\n                                _data.uri = _this.editor_$.find(\".Rk-Edit-URI\").val();\n                            }\n                            _this.editor_$.find(\".Rk-Edit-Goto\").attr(\"href\",_data.uri || \"#\");\n                            _model.set(_data);\n                            paper.view.draw();\n                        } else {\n                            closeEditor();\n                        }\n                    }).defer();\n                }).throttle(500);\n\n                this.editor_$.on(\"keyup\", function(_e) {\n                    if (_e.keyCode === 27) {\n                        closeEditor();\n                    }\n                });\n\n                this.editor_$.find(\"input\").on(\"keyup change paste\", onFieldChange);\n\n                this.editor_$.find(\".Rk-Edit-Vocabulary\").change(function() {\n                    var e = $(this),\n                    v = e.val();\n                    if (v) {\n                        _this.editor_$.find(\".Rk-Edit-Title\").val(e.find(\":selected\").text());\n                        _this.editor_$.find(\".Rk-Edit-URI\").val(v);\n                        onFieldChange();\n                    }\n                });\n                this.editor_$.find(\".Rk-Edit-Direction\").click(function() {\n                    if (_this.renderer.isEditable()) {\n                        _model.set({\n                            from: _model.get(\"to\"),\n                            to: _model.get(\"from\")\n                        });\n                        _this.draw();\n                    } else {\n                        closeEditor();\n                    }\n                });\n\n                var _picker = _this.editor_$.find(\".Rk-Edit-ColorPicker\");\n\n                this.editor_$.find(\".Rk-Edit-ColorPicker-Wrapper\").hover(\n                        function(_e) {\n                            _e.preventDefault();\n                            _picker.show();\n                        },\n                        function(_e) {\n                            _e.preventDefault();\n                            _picker.hide();\n                        }\n                );\n\n                _picker.find(\"li\").hover(\n                        function(_e) {\n                            _e.preventDefault();\n                            _this.editor_$.find(\".Rk-Edit-Color\").css(\"background\", $(this).attr(\"data-color\"));\n                        },\n                        function(_e) {\n                            _e.preventDefault();\n                            _this.editor_$.find(\".Rk-Edit-Color\").css(\"background\", _model.get(\"color\") || (_model.get(\"created_by\") || Utils._USER_PLACEHOLDER(_this.renkan)).get(\"color\"));\n                        }\n                ).click(function(_e) {\n                    _e.preventDefault();\n                    if (_this.renderer.isEditable()) {\n                        _model.set(\"color\", $(this).attr(\"data-color\"));\n                        _picker.hide();\n                        paper.view.draw();\n                    } else {\n                        closeEditor();\n                    }\n                });\n            }\n        },\n        redraw: function() {\n            var _coords = this.source_representation.paper_coords;\n            Utils.drawEditBox(this.options, _coords, this.editor_block, 5, this.editor_$);\n            this.editor_$.show();\n            paper.view.draw();\n        }\n    });\n\n    /* EdgeEditor End */\n\n    return EdgeEditor;\n\n});\n\n\ndefine('renderer/nodebutton',['jquery', 'underscore', 'requtils', 'renderer/basebutton'], function ($, _, requtils, BaseButton) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* _NodeButton Begin */\n\n    //var _NodeButton = Renderer._NodeButton = Utils.inherit(Renderer._BaseButton);\n    var _NodeButton = Utils.inherit(BaseButton);\n\n    _(_NodeButton.prototype).extend({\n        setSectorSize: function() {\n            var sectorInner = this.source_representation.circle_radius;\n            if (sectorInner !== this.lastSectorInner) {\n                if (this.sector) {\n                    this.sector.destroy();\n                }\n                this.sector = this.renderer.drawSector(\n                        this, 1 + sectorInner,\n                        Utils._NODE_BUTTON_WIDTH + sectorInner,\n                        this.startAngle,\n                        this.endAngle,\n                        1,\n                        this.imageName,\n                        this.renkan.translate(this.text)\n                );\n                this.lastSectorInner = sectorInner;\n            }\n        },\n        unselect: function() {\n            BaseButton.prototype.unselect.apply(this, Array.prototype.slice.call(arguments, 1));\n            if(this.source_representation && this.source_representation.buttons_timeout) {\n                clearTimeout(this.source_representation.buttons_timeout);\n                this.source_representation.hideButtons();\n            }\n        },\n        select: function() {\n            if(this.source_representation && this.source_representation.buttons_timeout) {\n                clearTimeout(this.source_representation.buttons_timeout);\n            }\n            this.sector.select();\n        },\n    });\n\n    /* _NodeButton End */\n\n    return _NodeButton;\n\n});\n\n\ndefine('renderer/nodeeditbutton',['jquery', 'underscore', 'requtils', 'renderer/nodebutton'], function ($, _, requtils, NodeButton) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* NodeEditButton Begin */\n\n    //var NodeEditButton = Renderer.NodeEditButton = Utils.inherit(Renderer._NodeButton);\n    var NodeEditButton = Utils.inherit(NodeButton);\n\n    _(NodeEditButton.prototype).extend({\n        _init: function() {\n            this.type = \"Node-edit-button\";\n            this.lastSectorInner = 0;\n            this.startAngle = -135;\n            this.endAngle = -45;\n            this.imageName = \"edit\";\n            this.text = \"Edit\";\n        },\n        mouseup: function() {\n            if (!this.renderer.is_dragging) {\n                this.source_representation.openEditor();\n            }\n        }\n    });\n\n    /* NodeEditButton End */\n\n    return NodeEditButton;\n\n});\n\n\ndefine('renderer/noderemovebutton',['jquery', 'underscore', 'requtils', 'renderer/nodebutton'], function ($, _, requtils, NodeButton) {\n    \n    \n    var Utils = requtils.getUtils();\n\n    /* NodeRemoveButton Begin */\n\n    //var NodeRemoveButton = Renderer.NodeRemoveButton = Utils.inherit(Renderer._NodeButton);\n    var NodeRemoveButton = Utils.inherit(NodeButton);\n\n    _(NodeRemoveButton.prototype).extend({\n        _init: function() {\n            this.type = \"Node-remove-button\";\n            this.lastSectorInner = 0;\n            this.startAngle = 0;\n            this.endAngle = 90;\n            this.imageName = \"remove\";\n            this.text = \"Remove\";\n        },\n        mouseup: function() {\n            this.renderer.click_target = null;\n            this.renderer.is_dragging = false;\n            this.renderer.removeRepresentationsOfType(\"editor\");\n            if (this.renderer.isEditable()) {\n                if (this.options.element_delete_delay) {\n                    var delid = Utils.getUID(\"delete\");\n                    this.renderer.delete_list.push({\n                        id: delid,\n                        time: new Date().valueOf() + this.options.element_delete_delay\n                    });\n                    this.source_representation.model.set(\"delete_scheduled\", delid);\n                } else {\n                    if (confirm(this.renkan.translate('Do you really wish to remove node ') + '\"' + this.source_representation.model.get(\"title\") + '\"?')) {\n                        this.project.removeNode(this.source_representation.model);\n                    }\n                }\n            }\n        }\n    });\n\n    /* NodeRemoveButton End */\n\n    return NodeRemoveButton;\n\n});\n\n\ndefine('renderer/noderevertbutton',['jquery', 'underscore', 'requtils', 'renderer/nodebutton'], function ($, _, requtils, NodeButton) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* NodeRevertButton Begin */\n\n    //var NodeRevertButton = Renderer.NodeRevertButton = Utils.inherit(Renderer._NodeButton);\n    var NodeRevertButton = Utils.inherit(NodeButton);\n\n    _(NodeRevertButton.prototype).extend({\n        _init: function() {\n            this.type = \"Node-revert-button\";\n            this.lastSectorInner = 0;\n            this.startAngle = -135;\n            this.endAngle = 135;\n            this.imageName = \"revert\";\n            this.text = \"Cancel deletion\";\n        },\n        mouseup: function() {\n            this.renderer.click_target = null;\n            this.renderer.is_dragging = false;\n            if (this.renderer.isEditable()) {\n                this.source_representation.model.unset(\"delete_scheduled\");\n            }\n        }\n    });\n\n    /* NodeRevertButton End */\n\n    return NodeRevertButton;\n\n});\n\n\ndefine('renderer/nodelinkbutton',['jquery', 'underscore', 'requtils', 'renderer/nodebutton'], function ($, _, requtils, NodeButton) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* NodeLinkButton Begin */\n\n    //var NodeLinkButton = Renderer.NodeLinkButton = Utils.inherit(Renderer._NodeButton);\n    var NodeLinkButton = Utils.inherit(NodeButton);\n\n    _(NodeLinkButton.prototype).extend({\n        _init: function() {\n            this.type = \"Node-link-button\";\n            this.lastSectorInner = 0;\n            this.startAngle = 90;\n            this.endAngle = 180;\n            this.imageName = \"link\";\n            this.text = \"Link to another node\";\n        },\n        mousedown: function(_event, _isTouch) {\n            if (this.renderer.isEditable()) {\n                var _off = this.renderer.canvas_$.offset(),\n                _point = new paper.Point([\n                                          _event.pageX - _off.left,\n                                          _event.pageY - _off.top\n                                          ]);\n                this.renderer.click_target = null;\n                this.renderer.removeRepresentationsOfType(\"editor\");\n                this.renderer.addTempEdge(this.source_representation, _point);\n            }\n        }\n    });\n\n    /* NodeLinkButton End */\n\n    return NodeLinkButton;\n\n});\n\n\n\ndefine('renderer/nodeenlargebutton',['jquery', 'underscore', 'requtils', 'renderer/nodebutton'], function ($, _, requtils, NodeButton) {\n    \n    \n    var Utils = requtils.getUtils();\n\n    /* NodeEnlargeButton Begin */\n\n    //var NodeEnlargeButton = Renderer.NodeEnlargeButton = Utils.inherit(Renderer._NodeButton);\n    var NodeEnlargeButton = Utils.inherit(NodeButton);\n\n    _(NodeEnlargeButton.prototype).extend({\n        _init: function() {\n            this.type = \"Node-enlarge-button\";\n            this.lastSectorInner = 0;\n            this.startAngle = -45;\n            this.endAngle = 0;\n            this.imageName = \"enlarge\";\n            this.text = \"Enlarge\";\n        },\n        mouseup: function() {\n            var _newsize = 1 + (this.source_representation.model.get(\"size\") || 0);\n            this.source_representation.model.set(\"size\", _newsize);\n            this.source_representation.select();\n            this.select();\n            paper.view.draw();\n        }\n    });\n\n    /* NodeEnlargeButton End */\n\n    return NodeEnlargeButton;\n\n});\n\n\ndefine('renderer/nodeshrinkbutton',['jquery', 'underscore', 'requtils', 'renderer/nodebutton'], function ($, _, requtils, NodeButton) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* NodeShrinkButton Begin */\n\n    //var NodeShrinkButton = Renderer.NodeShrinkButton = Utils.inherit(Renderer._NodeButton);\n    var NodeShrinkButton = Utils.inherit(NodeButton);\n\n    _(NodeShrinkButton.prototype).extend({\n        _init: function() {\n            this.type = \"Node-shrink-button\";\n            this.lastSectorInner = 0;\n            this.startAngle = -180;\n            this.endAngle = -135;\n            this.imageName = \"shrink\";\n            this.text = \"Shrink\";\n        },\n        mouseup: function() {\n            var _newsize = -1 + (this.source_representation.model.get(\"size\") || 0);\n            this.source_representation.model.set(\"size\", _newsize);\n            this.source_representation.select();\n            this.select();\n            paper.view.draw();\n        }\n    });\n\n    /* NodeShrinkButton End */\n\n    return NodeShrinkButton;\n\n});\n\n\ndefine('renderer/edgeeditbutton',['jquery', 'underscore', 'requtils', 'renderer/basebutton'], function ($, _, requtils, BaseButton) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* EdgeEditButton Begin */\n\n    //var EdgeEditButton = Renderer.EdgeEditButton = Utils.inherit(Renderer._BaseButton);\n    var EdgeEditButton = Utils.inherit(BaseButton);\n\n    _(EdgeEditButton.prototype).extend({\n        _init: function() {\n            this.type = \"Edge-edit-button\";\n            this.sector = this.renderer.drawSector(this, Utils._EDGE_BUTTON_INNER, Utils._EDGE_BUTTON_OUTER, -270, -90, 1, \"edit\", this.renkan.translate(\"Edit\"));\n        },\n        mouseup: function() {\n            if (!this.renderer.is_dragging) {\n                this.source_representation.openEditor();\n            }\n        }\n    });\n\n    /* EdgeEditButton End */\n\n    return EdgeEditButton;\n\n});\n\n\ndefine('renderer/edgeremovebutton',['jquery', 'underscore', 'requtils', 'renderer/basebutton'], function ($, _, requtils, BaseButton) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* EdgeRemoveButton Begin */\n\n    //var EdgeRemoveButton = Renderer.EdgeRemoveButton = Utils.inherit(Renderer._BaseButton);\n    var EdgeRemoveButton = Utils.inherit(BaseButton);\n\n    _(EdgeRemoveButton.prototype).extend({\n        _init: function() {\n            this.type = \"Edge-remove-button\";\n            this.sector = this.renderer.drawSector(this, Utils._EDGE_BUTTON_INNER, Utils._EDGE_BUTTON_OUTER, -90, 90, 1, \"remove\", this.renkan.translate(\"Remove\"));\n        },\n        mouseup: function() {\n            this.renderer.click_target = null;\n            this.renderer.is_dragging = false;\n            this.renderer.removeRepresentationsOfType(\"editor\");\n            if (this.renderer.isEditable()) {\n                if (this.options.element_delete_delay) {\n                    var delid = Utils.getUID(\"delete\");\n                    this.renderer.delete_list.push({\n                        id: delid,\n                        time: new Date().valueOf() + this.options.element_delete_delay\n                    });\n                    this.source_representation.model.set(\"delete_scheduled\", delid);\n                } else {\n                    if (confirm(this.renkan.translate('Do you really wish to remove edge ') + '\"' + this.source_representation.model.get(\"title\") + '\"?')) {\n                        this.project.removeEdge(this.source_representation.model);\n                    }\n                }\n            }\n        }\n    });\n\n    /* EdgeRemoveButton End */\n\n    return EdgeRemoveButton;\n\n});\n\n\ndefine('renderer/edgerevertbutton',['jquery', 'underscore', 'requtils', 'renderer/basebutton'], function ($, _, requtils, BaseButton) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* EdgeRevertButton Begin */\n\n    //var EdgeRevertButton = Renderer.EdgeRevertButton = Utils.inherit(Renderer._BaseButton);\n    var EdgeRevertButton = Utils.inherit(BaseButton);\n\n    _(EdgeRevertButton.prototype).extend({\n        _init: function() {\n            this.type = \"Edge-revert-button\";\n            this.sector = this.renderer.drawSector(this, Utils._EDGE_BUTTON_INNER, Utils._EDGE_BUTTON_OUTER, -135, 135, 1, \"revert\", this.renkan.translate(\"Cancel deletion\"));\n        },\n        mouseup: function() {\n            this.renderer.click_target = null;\n            this.renderer.is_dragging = false;\n            if (this.renderer.isEditable()) {\n                this.source_representation.model.unset(\"delete_scheduled\");\n            }\n        }\n    });\n\n    /* EdgeRevertButton End */\n\n    return EdgeRevertButton;\n\n});\n\n\ndefine('renderer/miniframe',['jquery', 'underscore', 'requtils', 'renderer/baserepresentation'], function ($, _, requtils, BaseRepresentation) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* MiniFrame Begin */\n\n    //var MiniFrame = Renderer.MiniFrame = Utils.inherit(Renderer._BaseRepresentation);\n    var MiniFrame = Utils.inherit(BaseRepresentation);\n\n    _(MiniFrame.prototype).extend({\n        paperShift: function(_delta) {\n            this.renderer.offset = this.renderer.offset.subtract(_delta.divide(this.renderer.minimap.scale).multiply(this.renderer.scale));\n            this.renderer.redraw();\n        },\n        mouseup: function(_delta) {\n            this.renderer.click_target = null;\n            this.renderer.is_dragging = false;\n        }\n    });\n\n    /* MiniFrame End */\n\n    return MiniFrame;\n\n});\n\n\ndefine('renderer/scene',['jquery', 'underscore', 'filesaver', 'requtils', 'renderer/miniframe'], function ($, _, filesaver, requtils, MiniFrame) {\n    \n\n    var Utils = requtils.getUtils();\n\n    /* Scene Begin */\n\n    var Scene = function(_renkan) {\n        this.renkan = _renkan;\n        this.$ = $(\".Rk-Render\");\n        this.representations = [];\n        this.$.html(this.template(_renkan));\n        this.onStatusChange();\n        this.canvas_$ = this.$.find(\".Rk-Canvas\");\n        this.labels_$ = this.$.find(\".Rk-Labels\");\n        this.editor_$ = this.$.find(\".Rk-Editor\");\n        this.notif_$ = this.$.find(\".Rk-Notifications\");\n        paper.setup(this.canvas_$[0]);\n        this.scale = 1;\n        this.initialScale = 1;\n        this.offset = paper.view.center;\n        this.totalScroll = 0;\n        this.mouse_down = false;\n        this.click_target = null;\n        this.selected_target = null;\n        this.edge_layer = new paper.Layer();\n        this.node_layer = new paper.Layer();\n        this.buttons_layer = new paper.Layer();\n        this.delete_list = [];\n        this.redrawActive = true;\n\n        var currentWidth = this.canvas_$.width();\n        var currentHeight = this.canvas_$.height();\n\n        if (_renkan.options.show_minimap) {\n            this.minimap = {\n                    background_layer: new paper.Layer(),\n                    edge_layer: new paper.Layer(),\n                    node_layer: new paper.Layer(),\n                    node_group: new paper.Group(),\n                    size: new paper.Size( _renkan.options.minimap_width, _renkan.options.minimap_height )\n            };\n\n            this.minimap.background_layer.activate();\n            this.minimap.topleft = paper.view.bounds.bottomRight.subtract(this.minimap.size);\n            this.minimap.rectangle = new paper.Path.Rectangle(this.minimap.topleft.subtract([2,2]), this.minimap.size.add([4,4]));\n            this.minimap.rectangle.fillColor = _renkan.options.minimap_background_color;\n            this.minimap.rectangle.strokeColor = _renkan.options.minimap_border_color;\n            this.minimap.rectangle.strokeWidth = 4;\n            this.minimap.offset = new paper.Point(this.minimap.size.divide(2));\n            this.minimap.scale = 0.1;\n\n            this.minimap.node_layer.activate();\n            this.minimap.cliprectangle = new paper.Path.Rectangle(this.minimap.topleft, this.minimap.size);\n            this.minimap.node_group.addChild(this.minimap.cliprectangle);\n            this.minimap.node_group.clipped = true;\n            this.minimap.miniframe = new paper.Path.Rectangle(this.minimap.topleft, this.minimap.size);\n            this.minimap.node_group.addChild(this.minimap.miniframe);\n            this.minimap.miniframe.fillColor = '#c0c0ff';\n            this.minimap.miniframe.opacity = 0.3;\n            this.minimap.miniframe.strokeColor = '#000080';\n            this.minimap.miniframe.strokeWidth = 3;\n            this.minimap.miniframe.__representation = new MiniFrame(this, null);\n        }\n\n        this.throttledPaperDraw = _(function() {\n            paper.view.draw();\n        }).throttle(100);\n\n        this.bundles = [];\n        this.click_mode = false;\n\n        var _this = this,\n        _allowScroll = true,\n        _originalScale = 1,\n        _zooming = false,\n        _lastTapX = 0,\n        _lastTapY = 0;\n\n        this.image_cache = {};\n        this.icon_cache = {};\n\n        ['edit', 'remove', 'link', 'enlarge', 'shrink', 'revert' ].forEach(function(imgname) {\n            var img = new Image();\n            img.src = _renkan.options.static_url + 'img/' + imgname + '.png';\n            _this.icon_cache[imgname] = img;\n        });\n\n        var throttledMouseMove = _.throttle(function(_event, _isTouch) {\n            _this.onMouseMove(_event, _isTouch);\n        }, Utils._MOUSEMOVE_RATE);\n\n        this.canvas_$.on({\n            mousedown: function(_event) {\n                _event.preventDefault();\n                _this.onMouseDown(_event, false);\n            },\n            mousemove: function(_event) {\n                _event.preventDefault();\n                throttledMouseMove(_event, false);\n            },\n            mouseup: function(_event) {\n                _event.preventDefault();\n                _this.onMouseUp(_event, false);\n            },\n            mousewheel: function(_event, _delta) {\n                if(_renkan.options.zoom_on_scroll) {\n                    _event.preventDefault();\n                    if (_allowScroll) {\n                        _this.onScroll(_event, _delta);\n                    }\n                }\n            },\n            touchstart: function(_event) {\n                _event.preventDefault();\n                var _touches = _event.originalEvent.touches[0];\n                if (\n                        _renkan.options.allow_double_click &&\n                        new Date() - _lastTap < Utils._DOUBLETAP_DELAY &&\n                        ( Math.pow(_lastTapX - _touches.pageX, 2) + Math.pow(_lastTapY - _touches.pageY, 2) < Utils._DOUBLETAP_DISTANCE )\n                ) {\n                    _lastTap = 0;\n                    _this.onDoubleClick(_touches);\n                } else {\n                    _lastTap = new Date();\n                    _lastTapX = _touches.pageX;\n                    _lastTapY = _touches.pageY;\n                    _originalScale = _this.scale;\n                    _zooming = false;\n                    _this.onMouseDown(_touches, true);\n                }\n            },\n            touchmove: function(_event) {\n                _event.preventDefault();\n                _lastTap = 0;\n                if (_event.originalEvent.touches.length === 1) {\n                    _this.onMouseMove(_event.originalEvent.touches[0], true);\n                } else {\n                    if (!_zooming) {\n                        _this.onMouseUp(_event.originalEvent.touches[0], true);\n                        _this.click_target = null;\n                        _this.is_dragging = false;\n                        _zooming = true;\n                    }\n                    if (_event.originalEvent.scale === \"undefined\") {\n                        return;\n                    }\n                    var _newScale = _event.originalEvent.scale * _originalScale,\n                    _scaleRatio = _newScale / _this.scale,\n                    _newOffset = new paper.Point([\n                                                  _this.canvas_$.width(),\n                                                  _this.canvas_$.height()\n                                                  ]).multiply( 0.5 * ( 1 - _scaleRatio ) ).add(_this.offset.multiply( _scaleRatio ));\n                    _this.setScale(_newScale, _newOffset);\n                }\n            },\n            touchend: function(_event) {\n                _event.preventDefault();\n                _this.onMouseUp(_event.originalEvent.changedTouches[0], true);\n            },\n            dblclick: function(_event) {\n                _event.preventDefault();\n                if (_renkan.options.allow_double_click) {\n                    _this.onDoubleClick(_event);\n                }\n            },\n            mouseleave: function(_event) {\n                _event.preventDefault();\n                _this.onMouseUp(_event, false);\n                _this.click_target = null;\n                _this.is_dragging = false;\n            },\n            dragover: function(_event) {\n                _event.preventDefault();\n            },\n            dragenter: function(_event) {\n                _event.preventDefault();\n                _allowScroll = false;\n            },\n            dragleave: function(_event) {\n                _event.preventDefault();\n                _allowScroll = true;\n            },\n            drop: function(_event) {\n                _event.preventDefault();\n                _allowScroll = true;\n                var res = {};\n                _(_event.originalEvent.dataTransfer.types).each(function(t) {\n                    try {\n                        res[t] = _event.originalEvent.dataTransfer.getData(t);\n                    } catch(e) {}\n                });\n                var text = _event.originalEvent.dataTransfer.getData(\"Text\");\n                if (typeof text === \"string\") {\n                    switch(text[0]) {\n                    case \"{\":\n                    case \"[\":\n                        try {\n                            var data = JSON.parse(text);\n                            _(res).extend(data);\n                        }\n                        catch(e) {\n                            if (!res[\"text/plain\"]) {\n                                res[\"text/plain\"] = text;\n                            }\n                        }\n                        break;\n                    case \"<\":\n                        if (!res[\"text/html\"]) {\n                            res[\"text/html\"] = text;\n                        }\n                        break;\n                    default:\n                        if (!res[\"text/plain\"]) {\n                            res[\"text/plain\"] = text;\n                        }\n                    }\n                }\n                var url = _event.originalEvent.dataTransfer.getData(\"URL\");\n                if (url && !res[\"text/uri-list\"]) {\n                    res[\"text/uri-list\"] = url;\n                }\n                _this.dropData(res, _event.originalEvent);\n            }\n        });\n\n        var bindClick = function(selector, fname) {\n            _this.$.find(selector).click(function(evt) {\n                _this[fname](evt);\n                return false;\n            });\n        };\n\n        bindClick(\".Rk-ZoomOut\", \"zoomOut\");\n        bindClick(\".Rk-ZoomIn\", \"zoomIn\");\n        bindClick(\".Rk-ZoomFit\", \"autoScale\");\n        this.$.find(\".Rk-ZoomSave\").click( function() {\n            // Save scale and offset point\n            _this.renkan.project.addView( { zoom_level:_this.scale, offset:_this.offset } );\n        });\n        this.$.find(\".Rk-ZoomSetSaved\").click( function() {\n            var view = _this.renkan.project.get(\"views\").last();\n            if(view){\n                _this.setScale(view.get(\"zoom_level\"), new paper.Point(view.get(\"offset\")));\n            }\n        });\n        if(this.renkan.read_only && !isNaN(parseInt(this.renkan.options.default_view))){\n            this.$.find(\".Rk-ZoomSetSaved\").show();\n        }\n        this.$.find(\".Rk-CurrentUser\").mouseenter(\n                function() { _this.$.find(\".Rk-UserList\").slideDown(); }\n        );\n        this.$.find(\".Rk-Users\").mouseleave(\n                function() { _this.$.find(\".Rk-UserList\").slideUp(); }\n        );\n        bindClick(\".Rk-FullScreen-Button\", \"fullScreen\");\n        bindClick(\".Rk-AddNode-Button\", \"addNodeBtn\");\n        bindClick(\".Rk-AddEdge-Button\", \"addEdgeBtn\");\n        bindClick(\".Rk-Save-Button\", \"save\");\n        bindClick(\".Rk-Open-Button\", \"open\");\n        bindClick(\".Rk-Export-Button\", \"exportProject\");\n        this.$.find(\".Rk-Bookmarklet-Button\")\n          /*jshint scripturl:true */\n          .attr(\"href\",\"javascript:\" + Utils._BOOKMARKLET_CODE(_renkan))\n          .click(function(){\n              _this.notif_$\n              .text(_renkan.translate(\"Drag this button to your bookmark bar. When on a third-party website, click it to enable drag-and-drop from the website to Renkan.\"))\n              .fadeIn()\n              .delay(5000)\n              .fadeOut();\n              return false;\n          });\n        this.$.find(\".Rk-TopBar-Button\").mouseover(function() {\n            $(this).find(\".Rk-TopBar-Tooltip\").show();\n        }).mouseout(function() {\n            $(this).find(\".Rk-TopBar-Tooltip\").hide();\n        });\n        bindClick(\".Rk-Fold-Bins\", \"foldBins\");\n\n        paper.view.onResize = function(_event) {\n            var _ratio,\n                newWidth= _this.canvas_$.parent().width(),\n                newHeight = _this.canvas_$.parent().height();\n            // Because of paper bug which does not calculate the good height and width\n            // We have to update manually the canvas's height and width\n\n            paper.view._viewSize.height =  _event.size.height = _this.canvas_$.parent().height();\n            paper.view._viewSize.width =  _event.size.height = _this.canvas_$.parent().width();\n\n            if (_this.minimap) {\n                _this.minimap.topleft = paper.view.bounds.bottomRight.subtract(_this.minimap.size);\n                _this.minimap.rectangle.fitBounds(_this.minimap.topleft.subtract([2,2]), _this.minimap.size.add([4,4]));\n                _this.minimap.cliprectangle.fitBounds(_this.minimap.topleft, _this.minimap.size);\n            }\n\n            if (newHeight < newWidth) {\n                    _ratio = (newHeight/currentHeight);\n            } else {\n                _ratio = (newWidth/currentWidth);\n            }\n\n            _this.resizeZoom((newWidth/currentWidth), (newHeight/currentHeight), _ratio);\n\n            currentWidth = newWidth;\n            currentHeight = newHeight;\n\n            _this.redraw();\n\n        };\n\n        var _thRedraw = _.throttle(function() {\n            _this.redraw();\n        },50);\n\n        this.addRepresentations(\"Node\", this.renkan.project.get(\"nodes\"));\n        this.addRepresentations(\"Edge\", this.renkan.project.get(\"edges\"));\n        this.renkan.project.on(\"change:title\", function() {\n            _this.$.find(\".Rk-PadTitle\").val(_renkan.project.get(\"title\"));\n        });\n\n        this.$.find(\".Rk-PadTitle\").on(\"keyup input paste\", function() {\n            _renkan.project.set({\"title\": $(this).val()});\n        });\n\n        var _thRedrawUsers = _.throttle(function() {\n            _this.redrawUsers();\n        }, 100);\n\n        _thRedrawUsers();\n\n        // register model events\n        this.renkan.project.on(\"change:save_status\", function(){\n            switch (_this.renkan.project.get(\"save_status\")) {\n                case 0: //clean\n                    _this.$.find(\".Rk-Save-Button\").removeClass(\"to-save\");\n                    _this.$.find(\".Rk-Save-Button\").removeClass(\"saving\");\n                    _this.$.find(\".Rk-Save-Button\").addClass(\"saved\");\n                    break;\n                case 1: //dirty\n                    _this.$.find(\".Rk-Save-Button\").removeClass(\"saved\");\n                    _this.$.find(\".Rk-Save-Button\").removeClass(\"saving\");\n                    _this.$.find(\".Rk-Save-Button\").addClass(\"to-save\");\n                    break;\n                case 2: //saving\n                    _this.$.find(\".Rk-Save-Button\").removeClass(\"saved\");\n                    _this.$.find(\".Rk-Save-Button\").removeClass(\"to-save\");\n                    _this.$.find(\".Rk-Save-Button\").addClass(\"saving\");\n                    break;\n            }\n        });\n\n        this.renkan.project.on(\"change:loading_status\", function(){\n            if (_this.renkan.project.get(\"loading_status\")){\n                var animate = _this.$.find(\".loader\").addClass(\"run\");\n                var timer = setTimeout(function(){\n                    _this.$.find(\".loader\").hide(250);\n                }, 3000);\n            }\n        });\n\n        this.renkan.project.on(\"add:users remove:users\", _thRedrawUsers);\n\n        this.renkan.project.on(\"add:views remove:views\", function(_node) {\n            if(_this.renkan.project.get('views').length > 0) {\n                _this.$.find(\".Rk-ZoomSetSaved\").show();\n            }\n            else {\n                _this.$.find(\".Rk-ZoomSetSaved\").hide();\n            }\n        });\n\n        this.renkan.project.on(\"add:nodes\", function(_node) {\n            _this.addRepresentation(\"Node\", _node);\n            if (!_this.renkan.project.get(\"loading_status\")){\n                _thRedraw();\n            }\n        });\n        this.renkan.project.on(\"add:edges\", function(_edge) {\n            _this.addRepresentation(\"Edge\", _edge);\n            if (!_this.renkan.project.get(\"loading_status\")){\n                _thRedraw();\n            }\n        });\n        this.renkan.project.on(\"change:title\", function(_model, _title) {\n            var el = _this.$.find(\".Rk-PadTitle\");\n            if (el.is(\"input\")) {\n                if (el.val() !== _title) {\n                    el.val(_title);\n                }\n            } else {\n                el.text(_title);\n            }\n        });\n\n        if (_renkan.options.size_bug_fix) {\n            var _delay = (\n                    typeof _renkan.options.size_bug_fix === \"number\" ?\n                        _renkan.options.size_bug_fix\n                                : 500\n            );\n            window.setTimeout(\n                    function() {\n                        _this.fixSize(true);\n                    },\n                    _delay\n            );\n        }\n\n        if (_renkan.options.force_resize) {\n            $(window).resize(function() {\n                _this.fixSize(false);\n            });\n        }\n\n        if (_renkan.options.show_user_list && _renkan.options.user_color_editable) {\n            var $cpwrapper = this.$.find(\".Rk-Users .Rk-Edit-ColorPicker-Wrapper\"),\n            $cplist = this.$.find(\".Rk-Users .Rk-Edit-ColorPicker\");\n\n            $cpwrapper.hover(\n                    function(_e) {\n                        if (_this.isEditable()) {\n                            _e.preventDefault();\n                            $cplist.show();\n                        }\n                    },\n                    function(_e) {\n                        _e.preventDefault();\n                        $cplist.hide();\n                    }\n            );\n\n            $cplist.find(\"li\").mouseenter(\n                    function(_e) {\n                        if (_this.isEditable()) {\n                            _e.preventDefault();\n                            _this.$.find(\".Rk-CurrentUser-Color\").css(\"background\", $(this).attr(\"data-color\"));\n                        }\n                    }\n            );\n        }\n\n        if (_renkan.options.show_search_field) {\n\n            var lastval = '';\n\n            this.$.find(\".Rk-GraphSearch-Field\").on(\"keyup change paste input\", function() {\n                var $this = $(this),\n                val = $this.val();\n                if (val === lastval) {\n                    return;\n                }\n                lastval = val;\n                if (val.length < 2) {\n                    _renkan.project.get(\"nodes\").each(function(n) {\n                        _this.getRepresentationByModel(n).unhighlight();\n                    });\n                } else {\n                    var rxs = Utils.regexpFromTextOrArray(val);\n                    _renkan.project.get(\"nodes\").each(function(n) {\n                        if (rxs.test(n.get(\"title\")) || rxs.test(n.get(\"description\"))) {\n                            _this.getRepresentationByModel(n).highlight(rxs);\n                        } else {\n                            _this.getRepresentationByModel(n).unhighlight();\n                        }\n                    });\n                }\n            });\n        }\n\n        this.redraw();\n\n        window.setInterval(function() {\n            var _now = new Date().valueOf();\n            _this.delete_list.forEach(function(d) {\n                if (_now >= d.time) {\n                    var el = _renkan.project.get(\"nodes\").findWhere({\"delete_scheduled\":d.id});\n                    if (el) {\n                        project.removeNode(el);\n                    }\n                    el = _renkan.project.get(\"edges\").findWhere({\"delete_scheduled\":d.id});\n                    if (el) {\n                        project.removeEdge(el);\n                    }\n                }\n            });\n            _this.delete_list = _this.delete_list.filter(function(d) {\n                return _renkan.project.get(\"nodes\").findWhere({\"delete_scheduled\":d.id}) || _renkan.project.get(\"edges\").findWhere({\"delete_scheduled\":d.id});\n            });\n        }, 500);\n\n        if (this.minimap) {\n            window.setInterval(function() {\n                _this.rescaleMinimap();\n            }, 2000);\n        }\n\n    };\n\n    _(Scene.prototype).extend({\n        template: _.template(\n                '<% if (options.show_top_bar) { %><div class=\"Rk-TopBar\"><div class=\"loader\"></div><% if (!options.editor_mode) { %><h2 class=\"Rk-PadTitle\"><%- project.get(\"title\") || translate(\"Untitled project\")%></h2>' +\n                '<% } else { %><input type=\"text\" class=\"Rk-PadTitle\" value=\"<%- project.get(\"title\") || \"\" %>\" placeholder=\"<%-translate(\"Untitled project\")%>\" /><% } %>' +\n                '<% if (options.show_user_list) { %><div class=\"Rk-Users\"><div class=\"Rk-CurrentUser\"><% if (options.show_user_color) { %><div class=\"Rk-Edit-ColorPicker-Wrapper\"><span class=\"Rk-CurrentUser-Color\"><% if (options.user_color_editable) { %><span class=\"Rk-Edit-ColorTip\"></span><% } %></span>' +\n                '<% if (options.user_color_editable) { print(colorPicker) } %></div><% } %><span class=\"Rk-CurrentUser-Name\">&lt;unknown user&gt;</span></div><ul class=\"Rk-UserList\"></ul></div><% } %>' +\n                '<% if (options.home_button_url) {%><div class=\"Rk-TopBar-Separator\"></div><a class=\"Rk-TopBar-Button Rk-Home-Button\" href=\"<%- options.home_button_url %>\"><div class=\"Rk-TopBar-Tooltip\"><div class=\"Rk-TopBar-Tooltip-Contents\">' +\n                '<%- translate(options.home_button_title) %></div></div></a><% } %>' +\n                '<% if (options.show_fullscreen_button) { %><div class=\"Rk-TopBar-Separator\"></div><div class=\"Rk-TopBar-Button Rk-FullScreen-Button\"><div class=\"Rk-TopBar-Tooltip\"><div class=\"Rk-TopBar-Tooltip-Contents\"><%-translate(\"Full Screen\")%></div></div></div><% } %>' +\n                '<% if (options.editor_mode) { %>' +\n                '<% if (options.show_addnode_button) { %><div class=\"Rk-TopBar-Separator\"></div><div class=\"Rk-TopBar-Button Rk-AddNode-Button\"><div class=\"Rk-TopBar-Tooltip\">' +\n                '<div class=\"Rk-TopBar-Tooltip-Contents\"><%-translate(\"Add Node\")%></div></div></div><% } %>' +\n                '<% if (options.show_addedge_button) { %><div class=\"Rk-TopBar-Separator\"></div><div class=\"Rk-TopBar-Button Rk-AddEdge-Button\"><div class=\"Rk-TopBar-Tooltip\">' +\n                '<div class=\"Rk-TopBar-Tooltip-Contents\"><%-translate(\"Add Edge\")%></div></div></div><% } %>' +\n                '<% if (options.show_export_button) { %><div class=\"Rk-TopBar-Separator\"></div><div class=\"Rk-TopBar-Button Rk-Export-Button\"><div class=\"Rk-TopBar-Tooltip\"><div class=\"Rk-TopBar-Tooltip-Contents\"><%-translate(\"Download Project\")%></div></div></div><% } %>' +\n                '<% if (options.show_save_button) { %><div class=\"Rk-TopBar-Separator\"></div><div class=\"Rk-TopBar-Button Rk-Save-Button\"><div class=\"Rk-TopBar-Tooltip\"><div class=\"Rk-TopBar-Tooltip-Contents\"> </div></div></div><% } %>' +\n                '<% if (options.show_open_button) { %><div class=\"Rk-TopBar-Separator\"></div><div class=\"Rk-TopBar-Button Rk-Open-Button\"><div class=\"Rk-TopBar-Tooltip\"><div class=\"Rk-TopBar-Tooltip-Contents\"><%-translate(\"Open Project\")%></div></div></div><% } %>' +\n                '<% if (options.show_bookmarklet) { %><div class=\"Rk-TopBar-Separator\"></div><a class=\"Rk-TopBar-Button Rk-Bookmarklet-Button\" href=\"#\"><div class=\"Rk-TopBar-Tooltip\"><div class=\"Rk-TopBar-Tooltip-Contents\">' +\n                '<%-translate(\"Renkan \\'Drag-to-Add\\' bookmarklet\")%></div></div></a><div class=\"Rk-TopBar-Separator\"></div><% } %>' +\n                '<% } else { %>' +\n                '<% if (options.show_export_button) { %><div class=\"Rk-TopBar-Separator\"></div><div class=\"Rk-TopBar-Button Rk-Export-Button\"><div class=\"Rk-TopBar-Tooltip\"><div class=\"Rk-TopBar-Tooltip-Contents\"><%-translate(\"Download Project\")%></div></div></div><div class=\"Rk-TopBar-Separator\"></div><% } %>' +\n                '<% };' +\n                'if (options.show_search_field) { %>' +\n                '<form action=\"#\" class=\"Rk-GraphSearch-Form\"><input type=\"search\" class=\"Rk-GraphSearch-Field\" placeholder=\"<%- translate(\"Search in graph\") %>\" /></form><div class=\"Rk-TopBar-Separator\"></div><% } %></div><% } %>' +\n                '<div class=\"Rk-Editing-Space<% if (!options.show_top_bar) { %> Rk-Editing-Space-Full<% } %>\">' +\n                '<div class=\"Rk-Labels\"></div><canvas class=\"Rk-Canvas\" resize></canvas><div class=\"Rk-Notifications\"></div><div class=\"Rk-Editor\">' +\n                '<% if (options.show_bins) { %><div class=\"Rk-Fold-Bins\">&laquo;</div><% } %>' +\n                '<div class=\"Rk-ZoomButtons\"><div class=\"Rk-ZoomIn\" title=\"<%-translate(\"Zoom In\")%>\"></div><div class=\"Rk-ZoomFit\" title=\"<%-translate(\"Zoom Fit\")%>\"></div><div class=\"Rk-ZoomOut\" title=\"<%-translate(\"Zoom Out\")%>\"></div>' +\n                '<% if (options.editor_mode) { %><div class=\"Rk-ZoomSave\" title=\"<%-translate(\"Zoom Save\")%>\"></div><% } %>' +\n                '<% if (options.editor_mode || !isNaN(parseInt(options.default_view))) { %><div class=\"Rk-ZoomSetSaved\" title=\"<%-translate(\"View saved zoom\")%>\"></div><% } %></div>' +\n                '</div></div>'\n        ),\n        fixSize: function(_autoscale) {\n            var w = this.$.width(),\n            h = this.$.height();\n            if (this.renkan.options.show_top_bar) {\n                h -= this.$.find(\".Rk-TopBar\").height();\n            }\n            this.canvas_$.attr({\n                width: w,\n                height: h\n            });\n\n            paper.view.viewSize = new paper.Size([w, h]);\n\n            if (_autoscale) {\n                // If _autoscale, we get the initial view (zoom+offset) set in the project datas.\n                if(this.renkan.read_only && !isNaN(parseInt(this.renkan.options.default_view))){\n                    this.autoScale(this.renkan.project.get(\"views\")[parseInt(this.renkan.options.default_view)]);\n                }\n                else{\n                    this.autoScale();\n                }\n            }\n        },\n        drawSector: function(_repr, _inR, _outR, _startAngle, _endAngle, _padding, _imgname, _caption) {\n            var _options = this.renkan.options,\n                _startRads = _startAngle * Math.PI / 180,\n                _endRads = _endAngle * Math.PI / 180,\n                _img = this.icon_cache[_imgname],\n                _startdx = - Math.sin(_startRads),\n                _startdy = Math.cos(_startRads),\n                _startXIn = Math.cos(_startRads) * _inR + _padding * _startdx,\n                _startYIn = Math.sin(_startRads) * _inR + _padding * _startdy,\n                _startXOut = Math.cos(_startRads) * _outR + _padding * _startdx,\n                _startYOut = Math.sin(_startRads) * _outR + _padding * _startdy,\n                _enddx = - Math.sin(_endRads),\n                _enddy = Math.cos(_endRads),\n                _endXIn = Math.cos(_endRads) * _inR - _padding * _enddx,\n                _endYIn = Math.sin(_endRads) * _inR - _padding * _enddy,\n                _endXOut = Math.cos(_endRads) * _outR - _padding * _enddx,\n                _endYOut = Math.sin(_endRads) * _outR - _padding * _enddy,\n                _centerR = (_inR + _outR) / 2,\n                _centerRads = (_startRads + _endRads) / 2,\n                _centerX = Math.cos(_centerRads) * _centerR,\n                _centerY = Math.sin(_centerRads) * _centerR,\n                _centerXIn = Math.cos(_centerRads) * _inR,\n                _centerXOut = Math.cos(_centerRads) * _outR,\n                _centerYIn = Math.sin(_centerRads) * _inR,\n                _centerYOut = Math.sin(_centerRads) * _outR,\n                _textX = Math.cos(_centerRads) * (_outR + 3),\n                _textY = Math.sin(_centerRads) * (_outR + _options.buttons_label_font_size) + _options.buttons_label_font_size / 2;\n            this.buttons_layer.activate();\n            var _path = new paper.Path();\n            _path.add([_startXIn, _startYIn]);\n            _path.arcTo([_centerXIn, _centerYIn], [_endXIn, _endYIn]);\n            _path.lineTo([_endXOut,  _endYOut]);\n            _path.arcTo([_centerXOut, _centerYOut], [_startXOut, _startYOut]);\n            _path.fillColor = _options.buttons_background;\n            _path.opacity = 0.5;\n            _path.closed = true;\n            _path.__representation = _repr;\n            var _text = new paper.PointText(_textX,_textY);\n            _text.characterStyle = {\n                    fontSize: _options.buttons_label_font_size,\n                    fillColor: _options.buttons_label_color\n            };\n            if (_textX > 2) {\n                _text.paragraphStyle.justification = 'left';\n            } else if (_textX < -2) {\n                _text.paragraphStyle.justification = 'right';\n            } else {\n                _text.paragraphStyle.justification = 'center';\n            }\n            _text.visible = false;\n            var _visible = false,\n                _restPos = new paper.Point(-200, -200),\n                _grp = new paper.Group([_path, _text]),\n                //_grp = new paper.Group([_path]),\n                _delta = _grp.position,\n                _imgdelta = new paper.Point([_centerX, _centerY]),\n                _currentPos = new paper.Point(0,0);\n            _text.content = _caption;\n            // set group pivot to not depend on text visibility that changes the group bounding box.\n            _grp.pivot = _grp.bounds.center;\n            _grp.visible = false;\n            _grp.position = _restPos;\n            var _res = {\n                    show: function() {\n                        _visible = true;\n                        _grp.position = _currentPos.add(_delta);\n                        _grp.visible = true;\n                    },\n                    moveTo: function(_point) {\n                        _currentPos = _point;\n                        if (_visible) {\n                            _grp.position = _point.add(_delta);\n                        }\n                    },\n                    hide: function() {\n                        _visible = false;\n                        _grp.visible = false;\n                        _grp.position = _restPos;\n                    },\n                    select: function() {\n                        _path.opacity = 0.8;\n                        _text.visible = true;\n                    },\n                    unselect: function() {\n                        _path.opacity = 0.5;\n                        _text.visible = false;\n                    },\n                    destroy: function() {\n                        _grp.remove();\n                    }\n            };\n            var showImage = function() {\n                var _raster = new paper.Raster(_img);\n                _raster.position = _imgdelta.add(_grp.position).subtract(_delta);\n                _raster.locked = true; // Disable mouse events on icon\n                _grp.addChild(_raster);\n            };\n            if (_img.width) {\n                showImage();\n            } else {\n                $(_img).on(\"load\",showImage);\n            }\n\n            return _res;\n        },\n        addToBundles: function(_edgeRepr) {\n            var _bundle = _(this.bundles).find(function(_bundle) {\n                return (\n                        ( _bundle.from === _edgeRepr.from_representation && _bundle.to === _edgeRepr.to_representation ) ||\n                        ( _bundle.from === _edgeRepr.to_representation && _bundle.to === _edgeRepr.from_representation )\n                );\n            });\n            if (typeof _bundle !== \"undefined\") {\n                _bundle.edges.push(_edgeRepr);\n            } else {\n                _bundle = {\n                        from: _edgeRepr.from_representation,\n                        to: _edgeRepr.to_representation,\n                        edges: [ _edgeRepr ],\n                        getPosition: function(_er) {\n                            var _dir = (_er.from_representation === this.from) ? 1 : -1;\n                            return _dir * ( _(this.edges).indexOf(_er) - (this.edges.length - 1) / 2 );\n                        }\n                };\n                this.bundles.push(_bundle);\n            }\n            return _bundle;\n        },\n        isEditable: function() {\n            return (this.renkan.options.editor_mode && !this.renkan.read_only);\n        },\n        onStatusChange: function() {\n            var savebtn = this.$.find(\".Rk-Save-Button\"),\n            tip = savebtn.find(\".Rk-TopBar-Tooltip-Contents\");\n            if (this.renkan.read_only) {\n                savebtn.removeClass(\"disabled Rk-Save-Online\").addClass(\"Rk-Save-ReadOnly\");\n                tip.text(this.renkan.translate(\"Connection lost\"));\n            } else {\n                if (this.renkan.options.manual_save) {\n                    savebtn.removeClass(\"Rk-Save-ReadOnly Rk-Save-Online\");\n                    tip.text(this.renkan.translate(\"Save Project\"));\n                } else {\n                    savebtn.removeClass(\"disabled Rk-Save-ReadOnly\").addClass(\"Rk-Save-Online\");\n                    tip.text(this.renkan.translate(\"Auto-save enabled\"));\n                }\n            }\n            this.redrawUsers();\n        },\n        setScale: function(_newScale, _offset) {\n            if ((_newScale/this.initialScale) > Utils._MIN_SCALE && (_newScale/this.initialScale) < Utils._MAX_SCALE) {\n                this.scale = _newScale;\n                if (_offset) {\n                    this.offset = _offset;\n                }\n                this.redraw();\n            }\n        },\n        autoScale: function(force_view) {\n            var nodes = this.renkan.project.get(\"nodes\");\n            if (nodes.length > 1) {\n                var _xx = nodes.map(function(_node) { return _node.get(\"position\").x; }),\n                _yy = nodes.map(function(_node) { return _node.get(\"position\").y; }),\n                _minx = Math.min.apply(Math, _xx),\n                _miny = Math.min.apply(Math, _yy),\n                _maxx = Math.max.apply(Math, _xx),\n                _maxy = Math.max.apply(Math, _yy);\n                var _scale = Math.min( (paper.view.size.width - 2 * this.renkan.options.autoscale_padding) / (_maxx - _minx), (paper.view.size.height - 2 * this.renkan.options.autoscale_padding) / (_maxy - _miny));\n                this.initialScale = _scale;\n                // Override calculated scale if asked\n                if((typeof force_view !== \"undefined\") && parseFloat(force_view.zoom_level)>0 && parseFloat(force_view.offset.x)>0 && parseFloat(force_view.offset.y)>0){\n                    this.setScale(parseFloat(force_view.zoom_level), new paper.Point(parseFloat(force_view.offset.x), parseFloat(force_view.offset.y)));\n                }\n                else{\n                    this.setScale(_scale, paper.view.center.subtract(new paper.Point([(_maxx + _minx) / 2, (_maxy + _miny) / 2]).multiply(_scale)));\n                }\n            }\n            if (nodes.length === 1) {\n                this.setScale(1, paper.view.center.subtract(new paper.Point([nodes.at(0).get(\"position\").x, nodes.at(0).get(\"position\").y])));\n            }\n        },\n        redrawMiniframe: function() {\n            var topleft = this.toMinimapCoords(this.toModelCoords(new paper.Point([0,0]))),\n            bottomright = this.toMinimapCoords(this.toModelCoords(paper.view.bounds.bottomRight));\n            this.minimap.miniframe.fitBounds(topleft, bottomright);\n        },\n        rescaleMinimap: function() {\n            var nodes = this.renkan.project.get(\"nodes\");\n            if (nodes.length > 1) {\n                var _xx = nodes.map(function(_node) { return _node.get(\"position\").x; }),\n                _yy = nodes.map(function(_node) { return _node.get(\"position\").y; }),\n                _minx = Math.min.apply(Math, _xx),\n                _miny = Math.min.apply(Math, _yy),\n                _maxx = Math.max.apply(Math, _xx),\n                _maxy = Math.max.apply(Math, _yy);\n                var _scale = Math.min(\n                        this.scale * 0.8 * this.renkan.options.minimap_width / paper.view.bounds.width,\n                        this.scale * 0.8 * this.renkan.options.minimap_height / paper.view.bounds.height,\n                        ( this.renkan.options.minimap_width - 2 * this.renkan.options.minimap_padding ) / (_maxx - _minx),\n                        ( this.renkan.options.minimap_height - 2 * this.renkan.options.minimap_padding ) / (_maxy - _miny)\n                );\n                this.minimap.offset = this.minimap.size.divide(2).subtract(new paper.Point([(_maxx + _minx) / 2, (_maxy + _miny) / 2]).multiply(_scale));\n                this.minimap.scale = _scale;\n            }\n            if (nodes.length === 1) {\n                this.minimap.scale = 0.1;\n                this.minimap.offset = this.minimap.size.divide(2).subtract(new paper.Point([nodes.at(0).get(\"position\").x, nodes.at(0).get(\"position\").y]).multiply(this.minimap.scale));\n            }\n            this.redraw();\n        },\n        toPaperCoords: function(_point) {\n            return _point.multiply(this.scale).add(this.offset);\n        },\n        toMinimapCoords: function(_point) {\n            return _point.multiply(this.minimap.scale).add(this.minimap.offset).add(this.minimap.topleft);\n        },\n        toModelCoords: function(_point) {\n            return _point.subtract(this.offset).divide(this.scale);\n        },\n        addRepresentation: function(_type, _model) {\n            var RendererType = requtils.getRenderer()[_type];\n            var _repr = new RendererType(this, _model);\n            this.representations.push(_repr);\n            return _repr;\n        },\n        addRepresentations: function(_type, _collection) {\n            var _this = this;\n            _collection.forEach(function(_model) {\n                _this.addRepresentation(_type, _model);\n            });\n        },\n        userTemplate: _.template(\n                '<li class=\"Rk-User\"><span class=\"Rk-UserColor\" style=\"background:<%=background%>;\"></span><%=name%></li>'\n        ),\n        redrawUsers: function() {\n            if (!this.renkan.options.show_user_list) {\n                return;\n            }\n            var allUsers = [].concat((this.renkan.project.current_user_list || {}).models || [], (this.renkan.project.get(\"users\") || {}).models || []),\n            ulistHtml = '',\n            $userpanel = this.$.find(\".Rk-Users\"),\n            $name = $userpanel.find(\".Rk-CurrentUser-Name\"),\n            $cpitems = $userpanel.find(\".Rk-Edit-ColorPicker li\"),\n            $colorsquare = $userpanel.find(\".Rk-CurrentUser-Color\"),\n            _this = this;\n            $name.off(\"click\").text(this.renkan.translate(\"<unknown user>\"));\n            $cpitems.off(\"mouseleave click\");\n            allUsers.forEach(function(_user) {\n                if (_user.get(\"_id\") === _this.renkan.current_user) {\n                    $name.text(_user.get(\"title\"));\n                    $colorsquare.css(\"background\", _user.get(\"color\"));\n                    if (_this.isEditable()) {\n\n                        if (_this.renkan.options.user_name_editable) {\n                            $name.click(function() {\n                                var $this = $(this),\n                                $input = $('<input>').val(_user.get(\"title\")).blur(function() {\n                                    _user.set(\"title\", $(this).val());\n                                    _this.redrawUsers();\n                                    _this.redraw();\n                                });\n                                $this.empty().html($input);\n                                $input.select();\n                            });\n                        }\n\n                        if (_this.renkan.options.user_color_editable) {\n                            $cpitems.click(\n                                    function(_e) {\n                                        _e.preventDefault();\n                                        if (_this.isEditable()) {\n                                            _user.set(\"color\", $(this).attr(\"data-color\"));\n                                        }\n                                        $(this).parent().hide();\n                                    }\n                            ).mouseleave(function() {\n                                $colorsquare.css(\"background\", _user.get(\"color\"));\n                            });\n                        }\n                    }\n\n                } else {\n                    ulistHtml += _this.userTemplate({\n                        name: _user.get(\"title\"),\n                        background: _user.get(\"color\")\n                    });\n                }\n            });\n            $userpanel.find(\".Rk-UserList\").html(ulistHtml);\n        },\n        removeRepresentation: function(_representation) {\n            _representation.destroy();\n            this.representations = _(this.representations).reject(\n                    function(_repr) {\n                        return _repr === _representation;\n                    }\n            );\n        },\n        getRepresentationByModel: function(_model) {\n            if (!_model) {\n                return undefined;\n            }\n            return _(this.representations).find(function(_repr) {\n                return _repr.model === _model;\n            });\n        },\n        removeRepresentationsOfType: function(_type) {\n            var _representations = _(this.representations).filter(function(_repr) {\n                return _repr.type === _type;\n            }),\n            _this = this;\n            _(_representations).each(function(_repr) {\n                _this.removeRepresentation(_repr);\n            });\n        },\n        highlightModel: function(_model) {\n            var _repr = this.getRepresentationByModel(_model);\n            if (_repr) {\n                _repr.highlight();\n            }\n        },\n        unhighlightAll: function(_model) {\n            _(this.representations).each(function(_repr) {\n                _repr.unhighlight();\n            });\n        },\n        unselectAll: function(_model) {\n            _(this.representations).each(function(_repr) {\n                _repr.unselect();\n            });\n        },\n        redraw: function() {\n            if(! this.redrawActive ) {\n                return;\n            }\n            _(this.representations).each(function(_representation) {\n                _representation.redraw(true);\n            });\n            if (this.minimap) {\n                this.redrawMiniframe();\n            }\n            paper.view.draw();\n        },\n        addTempEdge: function(_from, _point) {\n            var _tmpEdge = this.addRepresentation(\"TempEdge\",null);\n            _tmpEdge.end_pos = _point;\n            _tmpEdge.from_representation = _from;\n            _tmpEdge.redraw();\n            this.click_target = _tmpEdge;\n        },\n        findTarget: function(_hitResult) {\n            if (_hitResult && typeof _hitResult.item.__representation !== \"undefined\") {\n                var _newTarget = _hitResult.item.__representation;\n                if (this.selected_target !== _hitResult.item.__representation) {\n                    if (this.selected_target) {\n                        this.selected_target.unselect(_newTarget);\n                    }\n                    _newTarget.select(this.selected_target);\n                    this.selected_target = _newTarget;\n                }\n            } else {\n                if (this.selected_target) {\n                    this.selected_target.unselect();\n                }\n                this.selected_target = null;\n            }\n        },\n        paperShift: function(_delta) {\n            this.offset = this.offset.add(_delta);\n            this.redraw();\n        },\n        onMouseMove: function(_event) {\n            var _off = this.canvas_$.offset(),\n            _point = new paper.Point([\n                                      _event.pageX - _off.left,\n                                      _event.pageY - _off.top\n                                      ]),\n                                      _delta = _point.subtract(this.last_point);\n            this.last_point = _point;\n            if (!this.is_dragging && this.mouse_down && _delta.length > Utils._MIN_DRAG_DISTANCE) {\n                this.is_dragging = true;\n            }\n            var _hitResult = paper.project.hitTest(_point);\n            if (this.is_dragging) {\n                if (this.click_target && typeof this.click_target.paperShift === \"function\") {\n                    this.click_target.paperShift(_delta);\n                } else {\n                    this.paperShift(_delta);\n                }\n            } else {\n                this.findTarget(_hitResult);\n            }\n            paper.view.draw();\n        },\n        onMouseDown: function(_event, _isTouch) {\n            var _off = this.canvas_$.offset(),\n            _point = new paper.Point([\n                                      _event.pageX - _off.left,\n                                      _event.pageY - _off.top\n                                      ]);\n            this.last_point = _point;\n            this.mouse_down = true;\n            if (!this.click_target || this.click_target.type !== \"Temp-edge\") {\n                this.removeRepresentationsOfType(\"editor\");\n                this.is_dragging = false;\n                var _hitResult = paper.project.hitTest(_point);\n                if (_hitResult && typeof _hitResult.item.__representation !== \"undefined\") {\n                    this.click_target = _hitResult.item.__representation;\n                    this.click_target.mousedown(_event, _isTouch);\n                } else {\n                    this.click_target = null;\n                    if (this.isEditable() && this.click_mode === Utils._CLICKMODE_ADDNODE) {\n                        var _coords = this.toModelCoords(_point),\n                        _data = {\n                            id: Utils.getUID('node'),\n                            created_by: this.renkan.current_user,\n                            position: {\n                                x: _coords.x,\n                                y: _coords.y\n                            }\n                        };\n                        _node = this.renkan.project.addNode(_data);\n                        this.getRepresentationByModel(_node).openEditor();\n                    }\n                }\n            }\n            if (this.click_mode) {\n                if (this.isEditable() && this.click_mode === Utils._CLICKMODE_STARTEDGE && this.click_target && this.click_target.type === \"Node\") {\n                    this.removeRepresentationsOfType(\"editor\");\n                    this.addTempEdge(this.click_target, _point);\n                    this.click_mode = Utils._CLICKMODE_ENDEDGE;\n                    this.notif_$.fadeOut(function() {\n                        $(this).html(this.renkan.translate(\"Click on a second node to complete the edge\")).fadeIn();\n                    });\n                } else {\n                    this.notif_$.hide();\n                    this.click_mode = false;\n                }\n            }\n            paper.view.draw();\n        },\n        onMouseUp: function(_event, _isTouch) {\n            this.mouse_down = false;\n            if (this.click_target) {\n                var _off = this.canvas_$.offset();\n                this.click_target.mouseup(\n                        {\n                            point: new paper.Point([\n                                                    _event.pageX - _off.left,\n                                                    _event.pageY - _off.top\n                                                    ])\n                        },\n                        _isTouch\n                );\n            } else {\n                this.click_target = null;\n                this.is_dragging = false;\n                if (_isTouch) {\n                    this.unselectAll();\n                }\n            }\n            paper.view.draw();\n        },\n        onScroll: function(_event, _scrolldelta) {\n            this.totalScroll += _scrolldelta;\n            if (Math.abs(this.totalScroll) >= 1) {\n                var _off = this.canvas_$.offset(),\n                _delta = new paper.Point([\n                                          _event.pageX - _off.left,\n                                          _event.pageY - _off.top\n                                          ]).subtract(this.offset).multiply( Math.SQRT2 - 1 );\n                if (this.totalScroll > 0) {\n                    this.setScale( this.scale * Math.SQRT2, this.offset.subtract(_delta) );\n                } else {\n                    this.setScale( this.scale * Math.SQRT1_2, this.offset.add(_delta.divide(Math.SQRT2)));\n                }\n                this.totalScroll = 0;\n            }\n        },\n        onDoubleClick: function(_event) {\n            if (!this.isEditable()) {\n                return;\n            }\n            var _off = this.canvas_$.offset(),\n            _point = new paper.Point([\n                                      _event.pageX - _off.left,\n                                      _event.pageY - _off.top\n                                      ]);\n            var _hitResult = paper.project.hitTest(_point);\n            if (this.isEditable() && (!_hitResult || typeof _hitResult.item.__representation === \"undefined\")) {\n                var _coords = this.toModelCoords(_point),\n                _data = {\n                    id: Utils.getUID('node'),\n                    created_by: this.renkan.current_user,\n                    position: {\n                        x: _coords.x,\n                        y: _coords.y\n                    }\n                },\n                _node = this.renkan.project.addNode(_data);\n                this.getRepresentationByModel(_node).openEditor();\n            }\n            paper.view.draw();\n        },\n        defaultDropHandler: function(_data) {\n            var newNode = {};\n            var snippet = \"\";\n            switch(_data[\"text/x-iri-specific-site\"]) {\n                case \"twitter\":\n                    snippet = $('<div>').html(_data[\"text/x-iri-selected-html\"]);\n                    var tweetdiv = snippet.find(\".tweet\");\n                    newNode.title = this.renkan.translate(\"Tweet by \") + tweetdiv.attr(\"data-name\");\n                    newNode.uri = \"http://twitter.com/\" + tweetdiv.attr(\"data-screen-name\") + \"/status/\" + tweetdiv.attr(\"data-tweet-id\");\n                    newNode.image = tweetdiv.find(\".avatar\").attr(\"src\");\n                    newNode.description = tweetdiv.find(\".js-tweet-text:first\").text();\n                    break;\n                case \"google\":\n                    snippet = $('<div>').html(_data[\"text/x-iri-selected-html\"]);\n                    newNode.title = snippet.find(\"h3:first\").text().trim();\n                    newNode.uri = snippet.find(\"h3 a\").attr(\"href\");\n                    newNode.description = snippet.find(\".st:first\").text().trim();\n                    break;\n                default:\n                    if (_data[\"text/x-iri-source-uri\"]) {\n                        newNode.uri = _data[\"text/x-iri-source-uri\"];\n                    }\n            }\n            if (_data[\"text/plain\"] || _data[\"text/x-iri-selected-text\"]) {\n                newNode.description = (_data[\"text/plain\"] || _data[\"text/x-iri-selected-text\"]).replace(/[\\s\\n]+/gm,' ').trim();\n            }\n            if (_data[\"text/html\"] || _data[\"text/x-iri-selected-html\"]) {\n                snippet = $('<div>').html(_data[\"text/html\"] || _data[\"text/x-iri-selected-html\"]);\n                var _svgimgs = snippet.find(\"image\");\n                if (_svgimgs.length) {\n                    newNode.image = _svgimgs.attr(\"xlink:href\");\n                }\n                var _svgpaths = snippet.find(\"path\");\n                if (_svgpaths.length) {\n                    newNode.clipPath = _svgpaths.attr(\"d\");\n                }\n                var _imgs = snippet.find(\"img\");\n                if (_imgs.length) {\n                    newNode.image = _imgs[0].src;\n                }\n                var _as = snippet.find(\"a\");\n                if (_as.length) {\n                    newNode.uri = _as[0].href;\n                }\n                newNode.title = snippet.find(\"[title]\").attr(\"title\") || newNode.title;\n                newNode.description = snippet.text().replace(/[\\s\\n]+/gm,' ').trim();\n            }\n            if (_data[\"text/uri-list\"]) {\n                newNode.uri = _data[\"text/uri-list\"];\n            }\n            if (_data[\"text/x-moz-url\"] && !newNode.title) {\n                newNode.title = (_data[\"text/x-moz-url\"].split(\"\\n\")[1] || \"\").trim();\n                if (newNode.title === newNode.uri) {\n                    newNode.title = false;\n                }\n            }\n            if (_data[\"text/x-iri-source-title\"] && !newNode.title) {\n                newNode.title = _data[\"text/x-iri-source-title\"];\n            }\n            if (_data[\"text/html\"] || _data[\"text/x-iri-selected-html\"]) {\n                snippet = $('<div>').html(_data[\"text/html\"] || _data[\"text/x-iri-selected-html\"]);\n                newNode.image = snippet.find(\"[data-image]\").attr(\"data-image\") || newNode.image;\n                newNode.uri = snippet.find(\"[data-uri]\").attr(\"data-uri\") || newNode.uri;\n                newNode.title = snippet.find(\"[data-title]\").attr(\"data-title\") || newNode.title;\n                newNode.description = snippet.find(\"[data-description]\").attr(\"data-description\") || newNode.description;\n                newNode.clipPath = snippet.find(\"[data-clip-path]\").attr(\"data-clip-path\") || newNode.clipPath;\n            }\n\n            if (!newNode.title) {\n                newNode.title = this.renkan.translate(\"Dragged resource\");\n            }\n            var fields = [\"title\", \"description\", \"uri\", \"image\"];\n            for (var i = 0; i < fields.length; i++) {\n                var f = fields[i];\n                if (_data[\"text/x-iri-\" + f] || _data[f]) {\n                    newNode[f] = _data[\"text/x-iri-\" + f] || _data[f];\n                }\n                if (newNode[f] === \"none\" || newNode[f] === \"null\") {\n                    newNode[f] = undefined;\n                }\n            }\n\n            if(typeof this.renkan.options.drop_enhancer === \"function\"){\n                newNode = this.renkan.options.drop_enhancer(newNode, _data);\n            }\n\n            return newNode;\n\n        },\n        dropData: function(_data, _event) {\n            if (!this.isEditable()) {\n                return;\n            }\n            if (_data[\"text/json\"] || _data[\"application/json\"]) {\n                try {\n                    var jsondata = JSON.parse(_data[\"text/json\"] || _data[\"application/json\"]);\n                    _(_data).extend(jsondata);\n                }\n                catch(e) {}\n            }\n\n            var newNode = (typeof this.renkan.options.drop_handler === \"undefined\")?this.defaultDropHandler(_data):this.renkan.options.drop_handler(_data);\n\n            var _off = this.canvas_$.offset(),\n            _point = new paper.Point([\n                                      _event.pageX - _off.left,\n                                      _event.pageY - _off.top\n                                      ]),\n                                      _coords = this.toModelCoords(_point),\n                                      _nodedata = {\n                id: Utils.getUID('node'),\n                created_by: this.renkan.current_user,\n                uri: newNode.uri || \"\",\n                title: newNode.title || \"\",\n                description: newNode.description || \"\",\n                image: newNode.image || \"\",\n                color: newNode.color || undefined,\n                clip_path: newNode.clipPath || undefined,\n                position: {\n                    x: _coords.x,\n                    y: _coords.y\n                }\n            };\n            var _node = this.renkan.project.addNode(_nodedata),\n            _repr = this.getRepresentationByModel(_node);\n            if (_event.type === \"drop\") {\n                _repr.openEditor();\n            }\n        },\n        fullScreen: function() {\n            var _isFull = document.fullScreen || document.mozFullScreen || document.webkitIsFullScreen,\n              _el = this.renkan.$[0],\n              _requestMethods = [\"requestFullScreen\",\"mozRequestFullScreen\",\"webkitRequestFullScreen\"],\n              _cancelMethods = [\"cancelFullScreen\",\"mozCancelFullScreen\",\"webkitCancelFullScreen\"],\n              i;\n            if (_isFull) {\n                for (i = 0; i < _cancelMethods.length; i++) {\n                    if (typeof document[_cancelMethods[i]] === \"function\") {\n                        document[_cancelMethods[i]]();\n                        break;\n                    }\n                }\n                var widthAft = this.$.width();\n                var heightAft = this.$.height();\n\n                if (this.renkan.options.show_top_bar) {\n                    heightAft -= this.$.find(\".Rk-TopBar\").height();\n                }\n                if (this.renkan.options.show_bins && (this.renkan.$.find(\".Rk-Bins\").position().left > 0)) {\n                    widthAft -= this.renkan.$.find(\".Rk-Bins\").width();\n                }\n\n                this.canvas_$.attr({\n                    width: widthAft,\n                    height: heightAft\n                });\n\n                paper.view.viewSize = new paper.Size([this.canvas_$.width(), this.canvas_$.height()]);\n\n            } else {\n                for (i = 0; i < _requestMethods.length; i++) {\n                    if (typeof _el[_requestMethods[i]] === \"function\") {\n                        _el[_requestMethods[i]]();\n                        break;\n                    }\n                }\n            }\n        },\n        zoomOut: function() {\n            var _newScale = this.scale * Math.SQRT1_2,\n            _offset = new paper.Point([\n                                       this.canvas_$.width(),\n                                       this.canvas_$.height()\n                                       ]).multiply( 0.5 * ( 1 - Math.SQRT1_2 ) ).add(this.offset.multiply( Math.SQRT1_2 ));\n            this.setScale( _newScale, _offset );\n        },\n        zoomIn: function() {\n            var _newScale = this.scale * Math.SQRT2,\n            _offset = new paper.Point([\n                                       this.canvas_$.width(),\n                                       this.canvas_$.height()\n                                       ]).multiply( 0.5 * ( 1 - Math.SQRT2 ) ).add(this.offset.multiply( Math.SQRT2 ));\n            this.setScale( _newScale, _offset );\n        },\n        resizeZoom: function(_scaleWidth, _scaleHeight, _ratio) {\n            var _newScale = this.scale * _ratio,\n                _offset = new paper.Point([\n                                       (this.offset.x * _scaleWidth),\n                                       (this.offset.y * _scaleHeight)\n                                       ]);\n            this.setScale( _newScale, _offset );\n        },\n        addNodeBtn: function() {\n            if (this.click_mode === Utils._CLICKMODE_ADDNODE) {\n                this.click_mode = false;\n                this.notif_$.hide();\n            } else {\n                this.click_mode = Utils._CLICKMODE_ADDNODE;\n                this.notif_$.text(this.renkan.translate(\"Click on the background canvas to add a node\")).fadeIn();\n            }\n            return false;\n        },\n        addEdgeBtn: function() {\n            if (this.click_mode === Utils._CLICKMODE_STARTEDGE || this.click_mode === Utils._CLICKMODE_ENDEDGE) {\n                this.click_mode = false;\n                this.notif_$.hide();\n            } else {\n                this.click_mode = Utils._CLICKMODE_STARTEDGE;\n                this.notif_$.text(this.renkan.translate(\"Click on a first node to start the edge\")).fadeIn();\n            }\n            return false;\n        },\n        exportProject: function() {\n          var projectJSON = this.renkan.project.toJSON(),\n              downloadLink = document.createElement(\"a\"),\n              projectId = projectJSON.id,\n              fileNameToSaveAs = projectId + \".json\";\n\n          // clean ids\n          delete projectJSON.id;\n          delete projectJSON._id;\n          delete projectJSON.space_id;\n\n          var objId;\n          var idsMap = {};\n\n          _.each(projectJSON.nodes, function(e,i,l) {\n            objId = e.id || e._id;\n            delete e._id;\n            delete e.id;\n            idsMap[objId] = e['@id'] = Utils.getUUID4();\n          });\n          _.each(projectJSON.edges, function(e,i,l) {\n            delete e._id;\n            delete e.id;\n            e.to = idsMap[e.to];\n            e.from = idsMap[e.from];\n          });\n          _.each(projectJSON.views, function(e,i,l) {\n            objId = e.id || e._id;\n            delete e._id;\n            delete e.id;\n          });\n          projectJSON.users = [];\n\n          var projectJSONStr = JSON.stringify(projectJSON, null, 2);\n          var blob = new Blob([projectJSONStr], {type: \"application/json;charset=utf-8\"});\n          filesaver(blob,fileNameToSaveAs);\n\n        },\n        foldBins: function() {\n            var foldBinsButton = this.$.find(\".Rk-Fold-Bins\"),\n                bins = this.renkan.$.find(\".Rk-Bins\");\n            var _this = this,\n                sizeBef = _this.canvas_$.width(),\n                sizeAft;\n            if (bins.position().left < 0) {\n                bins.animate({left: 0},250);\n                this.$.animate({left: 300},250,function() {\n                    var w = _this.$.width();\n                    paper.view.viewSize = new paper.Size([w, _this.canvas_$.height()]);\n                });\n                if ((sizeBef -  bins.width()) < bins.height()){\n                    sizeAft = sizeBef;\n                } else {\n                    sizeAft = sizeBef - bins.width();\n                }\n                foldBinsButton.html(\"&laquo;\");\n            } else {\n                bins.animate({left: -300},250);\n                this.$.animate({left: 0},250,function() {\n                    var w = _this.$.width();\n                    paper.view.viewSize = new paper.Size([w, _this.canvas_$.height()]);\n                });\n                sizeAft = sizeBef+300;\n                foldBinsButton.html(\"&raquo;\");\n            }\n            _this.resizeZoom(1, 1, (sizeAft/sizeBef));\n        },\n        save: function() { },\n        open: function() { }\n    });\n\n    /* Scene End */\n\n    return Scene;\n\n});\n\n\n//Load modules and use them\nif( typeof require.config === \"function\" ) {\n    require.config({\n        paths: {\n            'jquery':'../lib/jquery/jquery',\n            'underscore':'../lib/underscore/underscore',\n            'filesaver' :'../lib/FileSaver/FileSaver',\n            'requtils':'require-utils'\n        }\n    });\n}\n\nrequire(['renderer/baserepresentation',\n         'renderer/basebutton',\n         'renderer/noderepr',\n         'renderer/edge',\n         'renderer/tempedge',\n         'renderer/baseeditor',\n         'renderer/nodeeditor',\n         'renderer/edgeeditor',\n         'renderer/nodebutton',\n         'renderer/nodeeditbutton',\n         'renderer/noderemovebutton',\n         'renderer/noderevertbutton',\n         'renderer/nodelinkbutton',\n         'renderer/nodeenlargebutton',\n         'renderer/nodeshrinkbutton',\n         'renderer/edgeeditbutton',\n         'renderer/edgeremovebutton',\n         'renderer/edgerevertbutton',\n         'renderer/miniframe',\n         'renderer/scene'\n         ], function(BaseRepresentation, BaseButton, NodeRepr, Edge, TempEdge, BaseEditor, NodeEditor, EdgeEditor, NodeButton, NodeEditButton, NodeRemoveButton, NodeRevertButton, NodeLinkButton, NodeEnlargeButton, NodeShrinkButton, EdgeEditButton, EdgeRemoveButton, EdgeRevertButton, MiniFrame, Scene){\n\n    \n\n    var Rkns = window.Rkns;\n\n    if(typeof Rkns.Renderer === \"undefined\"){\n        Rkns.Renderer = {};\n    }\n    var Renderer = Rkns.Renderer;\n\n    Renderer._BaseRepresentation = BaseRepresentation;\n    Renderer._BaseButton = BaseButton;\n    Renderer.Node = NodeRepr;\n    Renderer.Edge = Edge;\n    Renderer.TempEdge = TempEdge;\n    Renderer._BaseEditor = BaseEditor;\n    Renderer.NodeEditor = NodeEditor;\n    Renderer.EdgeEditor = EdgeEditor;\n    Renderer._NodeButton = NodeButton;\n    Renderer.NodeEditButton = NodeEditButton;\n    Renderer.NodeRemoveButton = NodeRemoveButton;\n    Renderer.NodeRevertButton = NodeRevertButton;\n    Renderer.NodeLinkButton = NodeLinkButton;\n    Renderer.NodeEnlargeButton = NodeEnlargeButton;\n    Renderer.NodeShrinkButton = NodeShrinkButton;\n    Renderer.EdgeEditButton = EdgeEditButton;\n    Renderer.EdgeRemoveButton = EdgeRemoveButton;\n    Renderer.EdgeRevertButton = EdgeRevertButton;\n    Renderer.MiniFrame = MiniFrame;\n    Renderer.Scene = Scene;\n\n    startRenkan();\n});\n\ndefine(\"main-renderer\", function(){});\n\n"]}
\ No newline at end of file

--- a/server/python/django/renkanmanager/static/renkanmanager/lib/requirejs/require.js	Fri Mar 13 16:36:57 2015 +0100
+++ b/server/python/django/renkanmanager/static/renkanmanager/lib/requirejs/require.js	Fri Mar 13 16:46:38 2015 +0100
@@ -1,5 +1,5 @@
 /** vim: et:ts=4:sw=4:sts=4
- * @license RequireJS 2.1.15 Copyright (c) 2010-2014, The Dojo Foundation All Rights Reserved.
+ * @license RequireJS 2.1.16 Copyright (c) 2010-2015, The Dojo Foundation All Rights Reserved.
  * Available via the MIT or new BSD license.
  * see: http://github.com/jrburke/requirejs for details
  */
@@ -12,7 +12,7 @@
 (function (global) {
     var req, s, head, baseElement, dataMain, src,
         interactiveScript, currentlyAddingScript, mainScript, subPath,
-        version = '2.1.15',
+        version = '2.1.16',
         commentRegExp = /(\/\*([\s\S]*?)\*\/|([^:]|^)\/\/(.*)$)/mg,
         cjsRequireRegExp = /[^.]\s*require\s*\(\s*["']([^'"\s]+)["']\s*\)/g,
         jsSuffixRegExp = /\.js$/,
@@ -1123,6 +1123,13 @@
 
                         if (this.errback) {
                             on(depMap, 'error', bind(this, this.errback));
+                        } else if (this.events.error) {
+                            // No direct errback on this module, but something
+                            // else is listening for errors, so be sure to
+                            // propagate the error correctly.
+                            on(depMap, 'error', bind(this, function(err) {
+                                this.emit('error', err);
+                            }));
                         }
                     }

--- a/server/python/django/renkanmanager/static/renkanmanager/lib/underscore/underscore.js	Fri Mar 13 16:36:57 2015 +0100
+++ b/server/python/django/renkanmanager/static/renkanmanager/lib/underscore/underscore.js	Fri Mar 13 16:46:38 2015 +0100
@@ -1,6 +1,6 @@
-//     Underscore.js 1.7.0
+//     Underscore.js 1.8.2
 //     http://underscorejs.org
-//     (c) 2009-2014 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
+//     (c) 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
 //     Underscore may be freely distributed under the MIT license.
 
 (function() {
@@ -21,7 +21,6 @@
   var
     push             = ArrayProto.push,
     slice            = ArrayProto.slice,
-    concat           = ArrayProto.concat,
     toString         = ObjProto.toString,
     hasOwnProperty   = ObjProto.hasOwnProperty;
 
@@ -30,7 +29,11 @@
   var
     nativeIsArray      = Array.isArray,
     nativeKeys         = Object.keys,
-    nativeBind         = FuncProto.bind;
+    nativeBind         = FuncProto.bind,
+    nativeCreate       = Object.create;
+
+  // Naked function reference for surrogate-prototype-swapping.
+  var Ctor = function(){};
 
   // Create a safe reference to the Underscore object for use below.
   var _ = function(obj) {
@@ -52,12 +55,12 @@
   }
 
   // Current version.
-  _.VERSION = '1.7.0';
+  _.VERSION = '1.8.2';
 
   // Internal function that returns an efficient (for current engines) version
   // of the passed-in callback, to be repeatedly applied in other Underscore
   // functions.
-  var createCallback = function(func, context, argCount) {
+  var optimizeCb = function(func, context, argCount) {
     if (context === void 0) return func;
     switch (argCount == null ? 3 : argCount) {
       case 1: return function(value) {
@@ -81,12 +84,52 @@
   // A mostly-internal function to generate callbacks that can be applied
   // to each element in a collection, returning the desired result — either
   // identity, an arbitrary callback, a property matcher, or a property accessor.
-  _.iteratee = function(value, context, argCount) {
+  var cb = function(value, context, argCount) {
     if (value == null) return _.identity;
-    if (_.isFunction(value)) return createCallback(value, context, argCount);
-    if (_.isObject(value)) return _.matches(value);
+    if (_.isFunction(value)) return optimizeCb(value, context, argCount);
+    if (_.isObject(value)) return _.matcher(value);
     return _.property(value);
   };
+  _.iteratee = function(value, context) {
+    return cb(value, context, Infinity);
+  };
+
+  // An internal function for creating assigner functions.
+  var createAssigner = function(keysFunc, undefinedOnly) {
+    return function(obj) {
+      var length = arguments.length;
+      if (length < 2 || obj == null) return obj;
+      for (var index = 1; index < length; index++) {
+        var source = arguments[index],
+            keys = keysFunc(source),
+            l = keys.length;
+        for (var i = 0; i < l; i++) {
+          var key = keys[i];
+          if (!undefinedOnly || obj[key] === void 0) obj[key] = source[key];
+        }
+      }
+      return obj;
+    };
+  };
+
+  // An internal function for creating a new object that inherits from another.
+  var baseCreate = function(prototype) {
+    if (!_.isObject(prototype)) return {};
+    if (nativeCreate) return nativeCreate(prototype);
+    Ctor.prototype = prototype;
+    var result = new Ctor;
+    Ctor.prototype = null;
+    return result;
+  };
+
+  // Helper for collection methods to determine whether a collection
+  // should be iterated as an array or as an object
+  // Related: http://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength
+  var MAX_ARRAY_INDEX = Math.pow(2, 53) - 1;
+  var isArrayLike = function(collection) {
+    var length = collection && collection.length;
+    return typeof length == 'number' && length >= 0 && length <= MAX_ARRAY_INDEX;
+  };
 
   // Collection Functions
   // --------------------
@@ -95,11 +138,10 @@
   // Handles raw objects in addition to array-likes. Treats all
   // sparse array-likes as if they were dense.
   _.each = _.forEach = function(obj, iteratee, context) {
-    if (obj == null) return obj;
-    iteratee = createCallback(iteratee, context);
-    var i, length = obj.length;
-    if (length === +length) {
-      for (i = 0; i < length; i++) {
+    iteratee = optimizeCb(iteratee, context);
+    var i, length;
+    if (isArrayLike(obj)) {
+      for (i = 0, length = obj.length; i < length; i++) {
         iteratee(obj[i], i, obj);
       }
     } else {
@@ -113,77 +155,66 @@
 
   // Return the results of applying the iteratee to each element.
   _.map = _.collect = function(obj, iteratee, context) {
-    if (obj == null) return [];
-    iteratee = _.iteratee(iteratee, context);
-    var keys = obj.length !== +obj.length && _.keys(obj),
+    iteratee = cb(iteratee, context);
+    var keys = !isArrayLike(obj) && _.keys(obj),
         length = (keys || obj).length,
-        results = Array(length),
-        currentKey;
+        results = Array(length);
     for (var index = 0; index < length; index++) {
-      currentKey = keys ? keys[index] : index;
+      var currentKey = keys ? keys[index] : index;
       results[index] = iteratee(obj[currentKey], currentKey, obj);
     }
     return results;
   };
 
-  var reduceError = 'Reduce of empty array with no initial value';
+  // Create a reducing function iterating left or right.
+  function createReduce(dir) {
+    // Optimized iterator function as using arguments.length
+    // in the main function will deoptimize the, see #1991.
+    function iterator(obj, iteratee, memo, keys, index, length) {
+      for (; index >= 0 && index < length; index += dir) {
+        var currentKey = keys ? keys[index] : index;
+        memo = iteratee(memo, obj[currentKey], currentKey, obj);
+      }
+      return memo;
+    }
+
+    return function(obj, iteratee, memo, context) {
+      iteratee = optimizeCb(iteratee, context, 4);
+      var keys = !isArrayLike(obj) && _.keys(obj),
+          length = (keys || obj).length,
+          index = dir > 0 ? 0 : length - 1;
+      // Determine the initial value if none is provided.
+      if (arguments.length < 3) {
+        memo = obj[keys ? keys[index] : index];
+        index += dir;
+      }
+      return iterator(obj, iteratee, memo, keys, index, length);
+    };
+  }
 
   // **Reduce** builds up a single result from a list of values, aka `inject`,
   // or `foldl`.
-  _.reduce = _.foldl = _.inject = function(obj, iteratee, memo, context) {
-    if (obj == null) obj = [];
-    iteratee = createCallback(iteratee, context, 4);
-    var keys = obj.length !== +obj.length && _.keys(obj),
-        length = (keys || obj).length,
-        index = 0, currentKey;
-    if (arguments.length < 3) {
-      if (!length) throw new TypeError(reduceError);
-      memo = obj[keys ? keys[index++] : index++];
-    }
-    for (; index < length; index++) {
-      currentKey = keys ? keys[index] : index;
-      memo = iteratee(memo, obj[currentKey], currentKey, obj);
-    }
-    return memo;
-  };
+  _.reduce = _.foldl = _.inject = createReduce(1);
 
   // The right-associative version of reduce, also known as `foldr`.
-  _.reduceRight = _.foldr = function(obj, iteratee, memo, context) {
-    if (obj == null) obj = [];
-    iteratee = createCallback(iteratee, context, 4);
-    var keys = obj.length !== + obj.length && _.keys(obj),
-        index = (keys || obj).length,
-        currentKey;
-    if (arguments.length < 3) {
-      if (!index) throw new TypeError(reduceError);
-      memo = obj[keys ? keys[--index] : --index];
-    }
-    while (index--) {
-      currentKey = keys ? keys[index] : index;
-      memo = iteratee(memo, obj[currentKey], currentKey, obj);
-    }
-    return memo;
-  };
+  _.reduceRight = _.foldr = createReduce(-1);
 
   // Return the first value which passes a truth test. Aliased as `detect`.
   _.find = _.detect = function(obj, predicate, context) {
-    var result;
-    predicate = _.iteratee(predicate, context);
-    _.some(obj, function(value, index, list) {
-      if (predicate(value, index, list)) {
-        result = value;
-        return true;
-      }
-    });
-    return result;
+    var key;
+    if (isArrayLike(obj)) {
+      key = _.findIndex(obj, predicate, context);
+    } else {
+      key = _.findKey(obj, predicate, context);
+    }
+    if (key !== void 0 && key !== -1) return obj[key];
   };
 
   // Return all the elements that pass a truth test.
   // Aliased as `select`.
   _.filter = _.select = function(obj, predicate, context) {
     var results = [];
-    if (obj == null) return results;
-    predicate = _.iteratee(predicate, context);
+    predicate = cb(predicate, context);
     _.each(obj, function(value, index, list) {
       if (predicate(value, index, list)) results.push(value);
     });
@@ -192,19 +223,17 @@
 
   // Return all the elements for which a truth test fails.
   _.reject = function(obj, predicate, context) {
-    return _.filter(obj, _.negate(_.iteratee(predicate)), context);
+    return _.filter(obj, _.negate(cb(predicate)), context);
   };
 
   // Determine whether all of the elements match a truth test.
   // Aliased as `all`.
   _.every = _.all = function(obj, predicate, context) {
-    if (obj == null) return true;
-    predicate = _.iteratee(predicate, context);
-    var keys = obj.length !== +obj.length && _.keys(obj),
-        length = (keys || obj).length,
-        index, currentKey;
-    for (index = 0; index < length; index++) {
-      currentKey = keys ? keys[index] : index;
+    predicate = cb(predicate, context);
+    var keys = !isArrayLike(obj) && _.keys(obj),
+        length = (keys || obj).length;
+    for (var index = 0; index < length; index++) {
+      var currentKey = keys ? keys[index] : index;
       if (!predicate(obj[currentKey], currentKey, obj)) return false;
     }
     return true;
@@ -213,24 +242,21 @@
   // Determine if at least one element in the object matches a truth test.
   // Aliased as `any`.
   _.some = _.any = function(obj, predicate, context) {
-    if (obj == null) return false;
-    predicate = _.iteratee(predicate, context);
-    var keys = obj.length !== +obj.length && _.keys(obj),
-        length = (keys || obj).length,
-        index, currentKey;
-    for (index = 0; index < length; index++) {
-      currentKey = keys ? keys[index] : index;
+    predicate = cb(predicate, context);
+    var keys = !isArrayLike(obj) && _.keys(obj),
+        length = (keys || obj).length;
+    for (var index = 0; index < length; index++) {
+      var currentKey = keys ? keys[index] : index;
       if (predicate(obj[currentKey], currentKey, obj)) return true;
     }
     return false;
   };
 
   // Determine if the array or object contains a given value (using `===`).
-  // Aliased as `include`.
-  _.contains = _.include = function(obj, target) {
-    if (obj == null) return false;
-    if (obj.length !== +obj.length) obj = _.values(obj);
-    return _.indexOf(obj, target) >= 0;
+  // Aliased as `includes` and `include`.
+  _.contains = _.includes = _.include = function(obj, target, fromIndex) {
+    if (!isArrayLike(obj)) obj = _.values(obj);
+    return _.indexOf(obj, target, typeof fromIndex == 'number' && fromIndex) >= 0;
   };
 
   // Invoke a method (with arguments) on every item in a collection.
@@ -238,7 +264,8 @@
     var args = slice.call(arguments, 2);
     var isFunc = _.isFunction(method);
     return _.map(obj, function(value) {
-      return (isFunc ? method : value[method]).apply(value, args);
+      var func = isFunc ? method : value[method];
+      return func == null ? func : func.apply(value, args);
     });
   };
 
@@ -250,13 +277,13 @@
   // Convenience version of a common use case of `filter`: selecting only objects
   // containing specific `key:value` pairs.
   _.where = function(obj, attrs) {
-    return _.filter(obj, _.matches(attrs));
+    return _.filter(obj, _.matcher(attrs));
   };
 
   // Convenience version of a common use case of `find`: getting the first object
   // containing specific `key:value` pairs.
   _.findWhere = function(obj, attrs) {
-    return _.find(obj, _.matches(attrs));
+    return _.find(obj, _.matcher(attrs));
   };
 
   // Return the maximum element (or element-based computation).
@@ -264,7 +291,7 @@
     var result = -Infinity, lastComputed = -Infinity,
         value, computed;
     if (iteratee == null && obj != null) {
-      obj = obj.length === +obj.length ? obj : _.values(obj);
+      obj = isArrayLike(obj) ? obj : _.values(obj);
       for (var i = 0, length = obj.length; i < length; i++) {
         value = obj[i];
         if (value > result) {
@@ -272,7 +299,7 @@
         }
       }
     } else {
-      iteratee = _.iteratee(iteratee, context);
+      iteratee = cb(iteratee, context);
       _.each(obj, function(value, index, list) {
         computed = iteratee(value, index, list);
         if (computed > lastComputed || computed === -Infinity && result === -Infinity) {
@@ -289,7 +316,7 @@
     var result = Infinity, lastComputed = Infinity,
         value, computed;
     if (iteratee == null && obj != null) {
-      obj = obj.length === +obj.length ? obj : _.values(obj);
+      obj = isArrayLike(obj) ? obj : _.values(obj);
       for (var i = 0, length = obj.length; i < length; i++) {
         value = obj[i];
         if (value < result) {
@@ -297,7 +324,7 @@
         }
       }
     } else {
-      iteratee = _.iteratee(iteratee, context);
+      iteratee = cb(iteratee, context);
       _.each(obj, function(value, index, list) {
         computed = iteratee(value, index, list);
         if (computed < lastComputed || computed === Infinity && result === Infinity) {
@@ -312,7 +339,7 @@
   // Shuffle a collection, using the modern version of the
   // [Fisher-Yates shuffle](http://en.wikipedia.org/wiki/Fisher–Yates_shuffle).
   _.shuffle = function(obj) {
-    var set = obj && obj.length === +obj.length ? obj : _.values(obj);
+    var set = isArrayLike(obj) ? obj : _.values(obj);
     var length = set.length;
     var shuffled = Array(length);
     for (var index = 0, rand; index < length; index++) {
@@ -328,7 +355,7 @@
   // The internal `guard` argument allows it to work with `map`.
   _.sample = function(obj, n, guard) {
     if (n == null || guard) {
-      if (obj.length !== +obj.length) obj = _.values(obj);
+      if (!isArrayLike(obj)) obj = _.values(obj);
       return obj[_.random(obj.length - 1)];
     }
     return _.shuffle(obj).slice(0, Math.max(0, n));
@@ -336,7 +363,7 @@
 
   // Sort the object's values by a criterion produced by an iteratee.
   _.sortBy = function(obj, iteratee, context) {
-    iteratee = _.iteratee(iteratee, context);
+    iteratee = cb(iteratee, context);
     return _.pluck(_.map(obj, function(value, index, list) {
       return {
         value: value,
@@ -358,7 +385,7 @@
   var group = function(behavior) {
     return function(obj, iteratee, context) {
       var result = {};
-      iteratee = _.iteratee(iteratee, context);
+      iteratee = cb(iteratee, context);
       _.each(obj, function(value, index) {
         var key = iteratee(value, index, obj);
         behavior(result, value, key);
@@ -386,37 +413,24 @@
     if (_.has(result, key)) result[key]++; else result[key] = 1;
   });
 
-  // Use a comparator function to figure out the smallest index at which
-  // an object should be inserted so as to maintain order. Uses binary search.
-  _.sortedIndex = function(array, obj, iteratee, context) {
-    iteratee = _.iteratee(iteratee, context, 1);
-    var value = iteratee(obj);
-    var low = 0, high = array.length;
-    while (low < high) {
-      var mid = low + high >>> 1;
-      if (iteratee(array[mid]) < value) low = mid + 1; else high = mid;
-    }
-    return low;
-  };
-
   // Safely create a real, live array from anything iterable.
   _.toArray = function(obj) {
     if (!obj) return [];
     if (_.isArray(obj)) return slice.call(obj);
-    if (obj.length === +obj.length) return _.map(obj, _.identity);
+    if (isArrayLike(obj)) return _.map(obj, _.identity);
     return _.values(obj);
   };
 
   // Return the number of elements in an object.
   _.size = function(obj) {
     if (obj == null) return 0;
-    return obj.length === +obj.length ? obj.length : _.keys(obj).length;
+    return isArrayLike(obj) ? obj.length : _.keys(obj).length;
   };
 
   // Split a collection into two arrays: one whose elements all satisfy the given
   // predicate, and one whose elements all do not satisfy the predicate.
   _.partition = function(obj, predicate, context) {
-    predicate = _.iteratee(predicate, context);
+    predicate = cb(predicate, context);
     var pass = [], fail = [];
     _.each(obj, function(value, key, obj) {
       (predicate(value, key, obj) ? pass : fail).push(value);
@@ -433,30 +447,27 @@
   _.first = _.head = _.take = function(array, n, guard) {
     if (array == null) return void 0;
     if (n == null || guard) return array[0];
-    if (n < 0) return [];
-    return slice.call(array, 0, n);
+    return _.initial(array, array.length - n);
   };
 
   // Returns everything but the last entry of the array. Especially useful on
   // the arguments object. Passing **n** will return all the values in
-  // the array, excluding the last N. The **guard** check allows it to work with
-  // `_.map`.
+  // the array, excluding the last N.
   _.initial = function(array, n, guard) {
     return slice.call(array, 0, Math.max(0, array.length - (n == null || guard ? 1 : n)));
   };
 
   // Get the last element of an array. Passing **n** will return the last N
-  // values in the array. The **guard** check allows it to work with `_.map`.
+  // values in the array.
   _.last = function(array, n, guard) {
     if (array == null) return void 0;
     if (n == null || guard) return array[array.length - 1];
-    return slice.call(array, Math.max(array.length - n, 0));
+    return _.rest(array, Math.max(0, array.length - n));
   };
 
   // Returns everything but the first entry of the array. Aliased as `tail` and `drop`.
   // Especially useful on the arguments object. Passing an **n** will return
-  // the rest N values in the array. The **guard**
-  // check allows it to work with `_.map`.
+  // the rest N values in the array.
   _.rest = _.tail = _.drop = function(array, n, guard) {
     return slice.call(array, n == null || guard ? 1 : n);
   };
@@ -467,18 +478,20 @@
   };
 
   // Internal implementation of a recursive `flatten` function.
-  var flatten = function(input, shallow, strict, output) {
-    if (shallow && _.every(input, _.isArray)) {
-      return concat.apply(output, input);
-    }
-    for (var i = 0, length = input.length; i < length; i++) {
+  var flatten = function(input, shallow, strict, startIndex) {
+    var output = [], idx = 0;
+    for (var i = startIndex || 0, length = input && input.length; i < length; i++) {
       var value = input[i];
-      if (!_.isArray(value) && !_.isArguments(value)) {
-        if (!strict) output.push(value);
-      } else if (shallow) {
-        push.apply(output, value);
-      } else {
-        flatten(value, shallow, strict, output);
+      if (isArrayLike(value) && (_.isArray(value) || _.isArguments(value))) {
+        //flatten current level of array or arguments object
+        if (!shallow) value = flatten(value, shallow, strict);
+        var j = 0, len = value.length;
+        output.length += len;
+        while (j < len) {
+          output[idx++] = value[j++];
+        }
+      } else if (!strict) {
+        output[idx++] = value;
       }
     }
     return output;
@@ -486,7 +499,7 @@
 
   // Flatten out an array, either recursively (by default), or just one level.
   _.flatten = function(array, shallow) {
-    return flatten(array, shallow, false, []);
+    return flatten(array, shallow, false);
   };
 
   // Return a version of the array that does not contain the specified value(s).
@@ -504,21 +517,21 @@
       iteratee = isSorted;
       isSorted = false;
     }
-    if (iteratee != null) iteratee = _.iteratee(iteratee, context);
+    if (iteratee != null) iteratee = cb(iteratee, context);
     var result = [];
     var seen = [];
     for (var i = 0, length = array.length; i < length; i++) {
-      var value = array[i];
+      var value = array[i],
+          computed = iteratee ? iteratee(value, i, array) : value;
       if (isSorted) {
-        if (!i || seen !== value) result.push(value);
-        seen = value;
+        if (!i || seen !== computed) result.push(value);
+        seen = computed;
       } else if (iteratee) {
-        var computed = iteratee(value, i, array);
-        if (_.indexOf(seen, computed) < 0) {
+        if (!_.contains(seen, computed)) {
           seen.push(computed);
           result.push(value);
         }
-      } else if (_.indexOf(result, value) < 0) {
+      } else if (!_.contains(result, value)) {
         result.push(value);
       }
     }
@@ -528,7 +541,7 @@
   // Produce an array that contains the union: each distinct element from all of
   // the passed-in arrays.
   _.union = function() {
-    return _.uniq(flatten(arguments, true, true, []));
+    return _.uniq(flatten(arguments, true, true));
   };
 
   // Produce an array that contains every item shared between all the
@@ -551,7 +564,7 @@
   // Take the difference between one array and a number of other arrays.
   // Only the elements present in just the first array will remain.
   _.difference = function(array) {
-    var rest = flatten(slice.call(arguments, 1), true, true, []);
+    var rest = flatten(arguments, true, true, 1);
     return _.filter(array, function(value){
       return !_.contains(rest, value);
     });
@@ -559,23 +572,28 @@
 
   // Zip together multiple lists into a single array -- elements that share
   // an index go together.
-  _.zip = function(array) {
-    if (array == null) return [];
-    var length = _.max(arguments, 'length').length;
-    var results = Array(length);
-    for (var i = 0; i < length; i++) {
-      results[i] = _.pluck(arguments, i);
+  _.zip = function() {
+    return _.unzip(arguments);
+  };
+
+  // Complement of _.zip. Unzip accepts an array of arrays and groups
+  // each array's elements on shared indices
+  _.unzip = function(array) {
+    var length = array && _.max(array, 'length').length || 0;
+    var result = Array(length);
+
+    for (var index = 0; index < length; index++) {
+      result[index] = _.pluck(array, index);
     }
-    return results;
+    return result;
   };
 
   // Converts lists into objects. Pass either a single array of `[key, value]`
   // pairs, or two parallel arrays of the same length -- one of keys, and one of
   // the corresponding values.
   _.object = function(list, values) {
-    if (list == null) return {};
     var result = {};
-    for (var i = 0, length = list.length; i < length; i++) {
+    for (var i = 0, length = list && list.length; i < length; i++) {
       if (values) {
         result[list[i]] = values[i];
       } else {
@@ -590,30 +608,63 @@
   // If the array is large and already in sort order, pass `true`
   // for **isSorted** to use binary search.
   _.indexOf = function(array, item, isSorted) {
-    if (array == null) return -1;
-    var i = 0, length = array.length;
-    if (isSorted) {
-      if (typeof isSorted == 'number') {
-        i = isSorted < 0 ? Math.max(0, length + isSorted) : isSorted;
-      } else {
-        i = _.sortedIndex(array, item);
-        return array[i] === item ? i : -1;
-      }
+    var i = 0, length = array && array.length;
+    if (typeof isSorted == 'number') {
+      i = isSorted < 0 ? Math.max(0, length + isSorted) : isSorted;
+    } else if (isSorted && length) {
+      i = _.sortedIndex(array, item);
+      return array[i] === item ? i : -1;
+    }
+    if (item !== item) {
+      return _.findIndex(slice.call(array, i), _.isNaN);
     }
     for (; i < length; i++) if (array[i] === item) return i;
     return -1;
   };
 
   _.lastIndexOf = function(array, item, from) {
-    if (array == null) return -1;
-    var idx = array.length;
+    var idx = array ? array.length : 0;
     if (typeof from == 'number') {
       idx = from < 0 ? idx + from + 1 : Math.min(idx, from + 1);
     }
+    if (item !== item) {
+      return _.findLastIndex(slice.call(array, 0, idx), _.isNaN);
+    }
     while (--idx >= 0) if (array[idx] === item) return idx;
     return -1;
   };
 
+  // Generator function to create the findIndex and findLastIndex functions
+  function createIndexFinder(dir) {
+    return function(array, predicate, context) {
+      predicate = cb(predicate, context);
+      var length = array != null && array.length;
+      var index = dir > 0 ? 0 : length - 1;
+      for (; index >= 0 && index < length; index += dir) {
+        if (predicate(array[index], index, array)) return index;
+      }
+      return -1;
+    };
+  }
+
+  // Returns the first index on an array-like that passes a predicate test
+  _.findIndex = createIndexFinder(1);
+
+  _.findLastIndex = createIndexFinder(-1);
+
+  // Use a comparator function to figure out the smallest index at which
+  // an object should be inserted so as to maintain order. Uses binary search.
+  _.sortedIndex = function(array, obj, iteratee, context) {
+    iteratee = cb(iteratee, context, 1);
+    var value = iteratee(obj);
+    var low = 0, high = array.length;
+    while (low < high) {
+      var mid = Math.floor((low + high) / 2);
+      if (iteratee(array[mid]) < value) low = mid + 1; else high = mid;
+    }
+    return low;
+  };
+
   // Generate an integer Array containing an arithmetic progression. A port of
   // the native Python `range()` function. See
   // [the Python documentation](http://docs.python.org/library/functions.html#range).
@@ -637,25 +688,25 @@
   // Function (ahem) Functions
   // ------------------
 
-  // Reusable constructor function for prototype setting.
-  var Ctor = function(){};
+  // Determines whether to execute a function as a constructor
+  // or a normal function with the provided arguments
+  var executeBound = function(sourceFunc, boundFunc, context, callingContext, args) {
+    if (!(callingContext instanceof boundFunc)) return sourceFunc.apply(context, args);
+    var self = baseCreate(sourceFunc.prototype);
+    var result = sourceFunc.apply(self, args);
+    if (_.isObject(result)) return result;
+    return self;
+  };
 
   // Create a function bound to a given object (assigning `this`, and arguments,
   // optionally). Delegates to **ECMAScript 5**'s native `Function.bind` if
   // available.
   _.bind = function(func, context) {
-    var args, bound;
     if (nativeBind && func.bind === nativeBind) return nativeBind.apply(func, slice.call(arguments, 1));
     if (!_.isFunction(func)) throw new TypeError('Bind must be called on a function');
-    args = slice.call(arguments, 2);
-    bound = function() {
-      if (!(this instanceof bound)) return func.apply(context, args.concat(slice.call(arguments)));
-      Ctor.prototype = func.prototype;
-      var self = new Ctor;
-      Ctor.prototype = null;
-      var result = func.apply(self, args.concat(slice.call(arguments)));
-      if (_.isObject(result)) return result;
-      return self;
+    var args = slice.call(arguments, 2);
+    var bound = function() {
+      return executeBound(func, bound, context, this, args.concat(slice.call(arguments)));
     };
     return bound;
   };
@@ -665,15 +716,16 @@
   // as a placeholder, allowing any combination of arguments to be pre-filled.
   _.partial = function(func) {
     var boundArgs = slice.call(arguments, 1);
-    return function() {
-      var position = 0;
-      var args = boundArgs.slice();
-      for (var i = 0, length = args.length; i < length; i++) {
-        if (args[i] === _) args[i] = arguments[position++];
+    var bound = function() {
+      var position = 0, length = boundArgs.length;
+      var args = Array(length);
+      for (var i = 0; i < length; i++) {
+        args[i] = boundArgs[i] === _ ? arguments[position++] : boundArgs[i];
       }
       while (position < arguments.length) args.push(arguments[position++]);
-      return func.apply(this, args);
+      return executeBound(func, bound, this, this, args);
     };
+    return bound;
   };
 
   // Bind a number of an object's methods to that object. Remaining arguments
@@ -693,7 +745,7 @@
   _.memoize = function(func, hasher) {
     var memoize = function(key) {
       var cache = memoize.cache;
-      var address = hasher ? hasher.apply(this, arguments) : key;
+      var address = '' + (hasher ? hasher.apply(this, arguments) : key);
       if (!_.has(cache, address)) cache[address] = func.apply(this, arguments);
       return cache[address];
     };
@@ -712,9 +764,7 @@
 
   // Defers a function, scheduling it to run after the current call stack has
   // cleared.
-  _.defer = function(func) {
-    return _.delay.apply(_, [func, 1].concat(slice.call(arguments, 1)));
-  };
+  _.defer = _.partial(_.delay, _, 1);
 
   // Returns a function, that, when invoked, will only be triggered at most once
   // during a given window of time. Normally, the throttled function will run
@@ -739,8 +789,10 @@
       context = this;
       args = arguments;
       if (remaining <= 0 || remaining > wait) {
-        clearTimeout(timeout);
-        timeout = null;
+        if (timeout) {
+          clearTimeout(timeout);
+          timeout = null;
+        }
         previous = now;
         result = func.apply(context, args);
         if (!timeout) context = args = null;
@@ -761,7 +813,7 @@
     var later = function() {
       var last = _.now() - timestamp;
 
-      if (last < wait && last > 0) {
+      if (last < wait && last >= 0) {
         timeout = setTimeout(later, wait - last);
       } else {
         timeout = null;
@@ -814,7 +866,7 @@
     };
   };
 
-  // Returns a function that will only be executed after being called N times.
+  // Returns a function that will only be executed on and after the Nth call.
   _.after = function(times, func) {
     return function() {
       if (--times < 1) {
@@ -823,15 +875,14 @@
     };
   };
 
-  // Returns a function that will only be executed before being called N times.
+  // Returns a function that will only be executed up to (but not including) the Nth call.
   _.before = function(times, func) {
     var memo;
     return function() {
       if (--times > 0) {
         memo = func.apply(this, arguments);
-      } else {
-        func = null;
       }
+      if (times <= 1) func = null;
       return memo;
     };
   };
@@ -843,13 +894,47 @@
   // Object Functions
   // ----------------
 
-  // Retrieve the names of an object's properties.
+  // Keys in IE < 9 that won't be iterated by `for key in ...` and thus missed.
+  var hasEnumBug = !{toString: null}.propertyIsEnumerable('toString');
+  var nonEnumerableProps = ['valueOf', 'isPrototypeOf', 'toString',
+                      'propertyIsEnumerable', 'hasOwnProperty', 'toLocaleString'];
+
+  function collectNonEnumProps(obj, keys) {
+    var nonEnumIdx = nonEnumerableProps.length;
+    var constructor = obj.constructor;
+    var proto = (_.isFunction(constructor) && constructor.prototype) || ObjProto;
+
+    // Constructor is a special case.
+    var prop = 'constructor';
+    if (_.has(obj, prop) && !_.contains(keys, prop)) keys.push(prop);
+
+    while (nonEnumIdx--) {
+      prop = nonEnumerableProps[nonEnumIdx];
+      if (prop in obj && obj[prop] !== proto[prop] && !_.contains(keys, prop)) {
+        keys.push(prop);
+      }
+    }
+  }
+
+  // Retrieve the names of an object's own properties.
   // Delegates to **ECMAScript 5**'s native `Object.keys`
   _.keys = function(obj) {
     if (!_.isObject(obj)) return [];
     if (nativeKeys) return nativeKeys(obj);
     var keys = [];
     for (var key in obj) if (_.has(obj, key)) keys.push(key);
+    // Ahem, IE < 9.
+    if (hasEnumBug) collectNonEnumProps(obj, keys);
+    return keys;
+  };
+
+  // Retrieve all the property names of an object.
+  _.allKeys = function(obj) {
+    if (!_.isObject(obj)) return [];
+    var keys = [];
+    for (var key in obj) keys.push(key);
+    // Ahem, IE < 9.
+    if (hasEnumBug) collectNonEnumProps(obj, keys);
     return keys;
   };
 
@@ -864,6 +949,21 @@
     return values;
   };
 
+  // Returns the results of applying the iteratee to each element of the object
+  // In contrast to _.map it returns an object
+  _.mapObject = function(obj, iteratee, context) {
+    iteratee = cb(iteratee, context);
+    var keys =  _.keys(obj),
+          length = keys.length,
+          results = {},
+          currentKey;
+      for (var index = 0; index < length; index++) {
+        currentKey = keys[index];
+        results[currentKey] = iteratee(obj[currentKey], currentKey, obj);
+      }
+      return results;
+  };
+
   // Convert an object into a list of `[key, value]` pairs.
   _.pairs = function(obj) {
     var keys = _.keys(obj);
@@ -896,37 +996,38 @@
   };
 
   // Extend a given object with all the properties in passed-in object(s).
-  _.extend = function(obj) {
-    if (!_.isObject(obj)) return obj;
-    var source, prop;
-    for (var i = 1, length = arguments.length; i < length; i++) {
-      source = arguments[i];
-      for (prop in source) {
-        if (hasOwnProperty.call(source, prop)) {
-            obj[prop] = source[prop];
-        }
-      }
+  _.extend = createAssigner(_.allKeys);
+
+  // Assigns a given object with all the own properties in the passed-in object(s)
+  // (https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/assign)
+  _.extendOwn = _.assign = createAssigner(_.keys);
+
+  // Returns the first key on an object that passes a predicate test
+  _.findKey = function(obj, predicate, context) {
+    predicate = cb(predicate, context);
+    var keys = _.keys(obj), key;
+    for (var i = 0, length = keys.length; i < length; i++) {
+      key = keys[i];
+      if (predicate(obj[key], key, obj)) return key;
     }
-    return obj;
   };
 
   // Return a copy of the object only containing the whitelisted properties.
-  _.pick = function(obj, iteratee, context) {
-    var result = {}, key;
+  _.pick = function(object, oiteratee, context) {
+    var result = {}, obj = object, iteratee, keys;
     if (obj == null) return result;
-    if (_.isFunction(iteratee)) {
-      iteratee = createCallback(iteratee, context);
-      for (key in obj) {
-        var value = obj[key];
-        if (iteratee(value, key, obj)) result[key] = value;
-      }
+    if (_.isFunction(oiteratee)) {
+      keys = _.allKeys(obj);
+      iteratee = optimizeCb(oiteratee, context);
     } else {
-      var keys = concat.apply([], slice.call(arguments, 1));
-      obj = new Object(obj);
-      for (var i = 0, length = keys.length; i < length; i++) {
-        key = keys[i];
-        if (key in obj) result[key] = obj[key];
-      }
+      keys = flatten(arguments, false, false, 1);
+      iteratee = function(value, key, obj) { return key in obj; };
+      obj = Object(obj);
+    }
+    for (var i = 0, length = keys.length; i < length; i++) {
+      var key = keys[i];
+      var value = obj[key];
+      if (iteratee(value, key, obj)) result[key] = value;
     }
     return result;
   };
@@ -936,7 +1037,7 @@
     if (_.isFunction(iteratee)) {
       iteratee = _.negate(iteratee);
     } else {
-      var keys = _.map(concat.apply([], slice.call(arguments, 1)), String);
+      var keys = _.map(flatten(arguments, false, false, 1), String);
       iteratee = function(value, key) {
         return !_.contains(keys, key);
       };
@@ -945,16 +1046,7 @@
   };
 
   // Fill in a given object with default properties.
-  _.defaults = function(obj) {
-    if (!_.isObject(obj)) return obj;
-    for (var i = 1, length = arguments.length; i < length; i++) {
-      var source = arguments[i];
-      for (var prop in source) {
-        if (obj[prop] === void 0) obj[prop] = source[prop];
-      }
-    }
-    return obj;
-  };
+  _.defaults = createAssigner(_.allKeys, true);
 
   // Create a (shallow-cloned) duplicate of an object.
   _.clone = function(obj) {
@@ -970,6 +1062,19 @@
     return obj;
   };
 
+  // Returns whether an object has a given set of `key:value` pairs.
+  _.isMatch = function(object, attrs) {
+    var keys = _.keys(attrs), length = keys.length;
+    if (object == null) return !length;
+    var obj = Object(object);
+    for (var i = 0; i < length; i++) {
+      var key = keys[i];
+      if (attrs[key] !== obj[key] || !(key in obj)) return false;
+    }
+    return true;
+  };
+
+
   // Internal recursive comparison function for `isEqual`.
   var eq = function(a, b, aStack, bStack) {
     // Identical objects are equal. `0 === -0`, but they aren't identical.
@@ -1004,74 +1109,76 @@
         // of `NaN` are not equivalent.
         return +a === +b;
     }
-    if (typeof a != 'object' || typeof b != 'object') return false;
+
+    var areArrays = className === '[object Array]';
+    if (!areArrays) {
+      if (typeof a != 'object' || typeof b != 'object') return false;
+
+      // Objects with different constructors are not equivalent, but `Object`s or `Array`s
+      // from different frames are.
+      var aCtor = a.constructor, bCtor = b.constructor;
+      if (aCtor !== bCtor && !(_.isFunction(aCtor) && aCtor instanceof aCtor &&
+                               _.isFunction(bCtor) && bCtor instanceof bCtor)
+                          && ('constructor' in a && 'constructor' in b)) {
+        return false;
+      }
+    }
     // Assume equality for cyclic structures. The algorithm for detecting cyclic
     // structures is adapted from ES 5.1 section 15.12.3, abstract operation `JO`.
+    
+    // Initializing stack of traversed objects.
+    // It's done here since we only need them for objects and arrays comparison.
+    aStack = aStack || [];
+    bStack = bStack || [];
     var length = aStack.length;
     while (length--) {
       // Linear search. Performance is inversely proportional to the number of
       // unique nested structures.
       if (aStack[length] === a) return bStack[length] === b;
     }
-    // Objects with different constructors are not equivalent, but `Object`s
-    // from different frames are.
-    var aCtor = a.constructor, bCtor = b.constructor;
-    if (
-      aCtor !== bCtor &&
-      // Handle Object.create(x) cases
-      'constructor' in a && 'constructor' in b &&
-      !(_.isFunction(aCtor) && aCtor instanceof aCtor &&
-        _.isFunction(bCtor) && bCtor instanceof bCtor)
-    ) {
-      return false;
-    }
+
     // Add the first object to the stack of traversed objects.
     aStack.push(a);
     bStack.push(b);
-    var size, result;
+
     // Recursively compare objects and arrays.
-    if (className === '[object Array]') {
+    if (areArrays) {
       // Compare array lengths to determine if a deep comparison is necessary.
-      size = a.length;
-      result = size === b.length;
-      if (result) {
-        // Deep compare the contents, ignoring non-numeric properties.
-        while (size--) {
-          if (!(result = eq(a[size], b[size], aStack, bStack))) break;
-        }
+      length = a.length;
+      if (length !== b.length) return false;
+      // Deep compare the contents, ignoring non-numeric properties.
+      while (length--) {
+        if (!eq(a[length], b[length], aStack, bStack)) return false;
       }
     } else {
       // Deep compare objects.
       var keys = _.keys(a), key;
-      size = keys.length;
+      length = keys.length;
       // Ensure that both objects contain the same number of properties before comparing deep equality.
-      result = _.keys(b).length === size;
-      if (result) {
-        while (size--) {
-          // Deep compare each member
-          key = keys[size];
-          if (!(result = _.has(b, key) && eq(a[key], b[key], aStack, bStack))) break;
-        }
+      if (_.keys(b).length !== length) return false;
+      while (length--) {
+        // Deep compare each member
+        key = keys[length];
+        if (!(_.has(b, key) && eq(a[key], b[key], aStack, bStack))) return false;
       }
     }
     // Remove the first object from the stack of traversed objects.
     aStack.pop();
     bStack.pop();
-    return result;
+    return true;
   };
 
   // Perform a deep comparison to check if two objects are equal.
   _.isEqual = function(a, b) {
-    return eq(a, b, [], []);
+    return eq(a, b);
   };
 
   // Is a given array, string, or object empty?
   // An "empty" object has no enumerable own-properties.
   _.isEmpty = function(obj) {
     if (obj == null) return true;
-    if (_.isArray(obj) || _.isString(obj) || _.isArguments(obj)) return obj.length === 0;
-    for (var key in obj) if (_.has(obj, key)) return false;
-    return true;
+    if (isArrayLike(obj) && (_.isArray(obj) || _.isString(obj) || _.isArguments(obj))) return obj.length === 0;
+    return _.keys(obj).length === 0;
   };
 
   // Is a given value a DOM element?
@@ -1091,14 +1198,14 @@
     return type === 'function' || type === 'object' && !!obj;
   };
 
-  // Add some isType methods: isArguments, isFunction, isString, isNumber, isDate, isRegExp.
-  _.each(['Arguments', 'Function', 'String', 'Number', 'Date', 'RegExp'], function(name) {
+  // Add some isType methods: isArguments, isFunction, isString, isNumber, isDate, isRegExp, isError.
+  _.each(['Arguments', 'Function', 'String', 'Number', 'Date', 'RegExp', 'Error'], function(name) {
     _['is' + name] = function(obj) {
       return toString.call(obj) === '[object ' + name + ']';
     };
   });
 
-  // Define a fallback version of the method in browsers (ahem, IE), where
+  // Define a fallback version of the method in browsers (ahem, IE < 9), where
   // there isn't any inspectable "Arguments" type.
   if (!_.isArguments(arguments)) {
     _.isArguments = function(obj) {
@@ -1106,8 +1213,9 @@
     };
   }
 
-  // Optimize `isFunction` if appropriate. Work around an IE 11 bug.
-  if (typeof /./ !== 'function') {
+  // Optimize `isFunction` if appropriate. Work around some typeof bugs in old v8,
+  // IE 11 (#1621), and in Safari 8 (#1929).
+  if (typeof /./ != 'function' && typeof Int8Array != 'object') {
     _.isFunction = function(obj) {
       return typeof obj == 'function' || false;
     };
@@ -1159,6 +1267,7 @@
     return value;
   };
 
+  // Predicate-generating functions. Often useful outside of Underscore.
   _.constant = function(value) {
     return function() {
       return value;
@@ -1169,28 +1278,30 @@
 
   _.property = function(key) {
     return function(obj) {
+      return obj == null ? void 0 : obj[key];
+    };
+  };
+
+  // Generates a function for a given object that returns a given property.
+  _.propertyOf = function(obj) {
+    return obj == null ? function(){} : function(key) {
       return obj[key];
     };
   };
 
-  // Returns a predicate for checking whether an object has a given set of `key:value` pairs.
-  _.matches = function(attrs) {
-    var pairs = _.pairs(attrs), length = pairs.length;
+  // Returns a predicate for checking whether an object has a given set of 
+  // `key:value` pairs.
+  _.matcher = _.matches = function(attrs) {
+    attrs = _.extendOwn({}, attrs);
     return function(obj) {
-      if (obj == null) return !length;
-      obj = new Object(obj);
-      for (var i = 0; i < length; i++) {
-        var pair = pairs[i], key = pair[0];
-        if (pair[1] !== obj[key] || !(key in obj)) return false;
-      }
-      return true;
+      return _.isMatch(obj, attrs);
     };
   };
 
   // Run a function **n** times.
   _.times = function(n, iteratee, context) {
     var accum = Array(Math.max(0, n));
-    iteratee = createCallback(iteratee, context, 1);
+    iteratee = optimizeCb(iteratee, context, 1);
     for (var i = 0; i < n; i++) accum[i] = iteratee(i);
     return accum;
   };
@@ -1239,10 +1350,12 @@
 
   // If the value of the named `property` is a function then invoke it with the
   // `object` as context; otherwise, return it.
-  _.result = function(object, property) {
-    if (object == null) return void 0;
-    var value = object[property];
-    return _.isFunction(value) ? object[property]() : value;
+  _.result = function(object, property, fallback) {
+    var value = object == null ? void 0 : object[property];
+    if (value === void 0) {
+      value = fallback;
+    }
+    return _.isFunction(value) ? value.call(object) : value;
   };
 
   // Generate a unique integer id (unique within the entire client session).
@@ -1357,8 +1470,8 @@
   // underscore functions. Wrapped objects may be chained.
 
   // Helper function to continue chaining intermediate results.
-  var result = function(obj) {
-    return this._chain ? _(obj).chain() : obj;
+  var result = function(instance, obj) {
+    return instance._chain ? _(obj).chain() : obj;
   };
 
   // Add your own custom functions to the Underscore object.
@@ -1368,7 +1481,7 @@
       _.prototype[name] = function() {
         var args = [this._wrapped];
         push.apply(args, arguments);
-        return result.call(this, func.apply(_, args));
+        return result(this, func.apply(_, args));
       };
     });
   };
@@ -1383,7 +1496,7 @@
       var obj = this._wrapped;
       method.apply(obj, arguments);
       if ((name === 'shift' || name === 'splice') && obj.length === 0) delete obj[0];
-      return result.call(this, obj);
+      return result(this, obj);
     };
   });
 
@@ -1391,7 +1504,7 @@
   _.each(['concat', 'join', 'slice'], function(name) {
     var method = ArrayProto[name];
     _.prototype[name] = function() {
-      return result.call(this, method.apply(this._wrapped, arguments));
+      return result(this, method.apply(this._wrapped, arguments));
     };
   });
 
@@ -1400,6 +1513,14 @@
     return this._wrapped;
   };
 
+  // Provide unwrapping proxy for some methods used in engine operations
+  // such as arithmetic and JSON stringification.
+  _.prototype.valueOf = _.prototype.toJSON = _.prototype.value;
+  
+  _.prototype.toString = function() {
+    return '' + this._wrapped;
+  };
+
   // AMD registration happens at the end for compatibility with AMD loaders
   // that may not enforce next-turn semantics on modules. Even though general
   // practice for AMD registration is to be anonymous, underscore registers

author	ymh <ymh.work@gmail.com>
	Fri, 13 Mar 2015 16:46:38 +0100
changeset 401	e02e58fc07cf
parent 400	7d11d49fd355
child 402	c8eaff36abc7

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