wp/wp-includes/js/jquery/ui/resizable.js
changeset 18 be944660c56a
child 19 3d72ae0968f4
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/wp-includes/js/jquery/ui/resizable.js	Wed Sep 21 18:19:35 2022 +0200
@@ -0,0 +1,1198 @@
+/*!
+ * jQuery UI Resizable 1.12.1
+ * http://jqueryui.com
+ *
+ * Copyright jQuery Foundation and other contributors
+ * Released under the MIT license.
+ * http://jquery.org/license
+ */
+
+//>>label: Resizable
+//>>group: Interactions
+//>>description: Enables resize functionality for any element.
+//>>docs: http://api.jqueryui.com/resizable/
+//>>demos: http://jqueryui.com/resizable/
+//>>css.structure: ../../themes/base/core.css
+//>>css.structure: ../../themes/base/resizable.css
+//>>css.theme: ../../themes/base/theme.css
+
+( function( factory ) {
+	if ( typeof define === "function" && define.amd ) {
+
+		// AMD. Register as an anonymous module.
+		define( [
+			"jquery",
+			"./mouse",
+			"./core"
+		], factory );
+	} else {
+
+		// Browser globals
+		factory( jQuery );
+	}
+}( function( $ ) {
+
+$.widget( "ui.resizable", $.ui.mouse, {
+	version: "1.12.1",
+	widgetEventPrefix: "resize",
+	options: {
+		alsoResize: false,
+		animate: false,
+		animateDuration: "slow",
+		animateEasing: "swing",
+		aspectRatio: false,
+		autoHide: false,
+		classes: {
+			"ui-resizable-se": "ui-icon ui-icon-gripsmall-diagonal-se"
+		},
+		containment: false,
+		ghost: false,
+		grid: false,
+		handles: "e,s,se",
+		helper: false,
+		maxHeight: null,
+		maxWidth: null,
+		minHeight: 10,
+		minWidth: 10,
+
+		// See #7960
+		zIndex: 90,
+
+		// Callbacks
+		resize: null,
+		start: null,
+		stop: null
+	},
+
+	_num: function( value ) {
+		return parseFloat( value ) || 0;
+	},
+
+	_isNumber: function( value ) {
+		return !isNaN( parseFloat( value ) );
+	},
+
+	_hasScroll: function( el, a ) {
+
+		if ( $( el ).css( "overflow" ) === "hidden" ) {
+			return false;
+		}
+
+		var scroll = ( a && a === "left" ) ? "scrollLeft" : "scrollTop",
+			has = false;
+
+		if ( el[ scroll ] > 0 ) {
+			return true;
+		}
+
+		// TODO: determine which cases actually cause this to happen
+		// if the element doesn't have the scroll set, see if it's possible to
+		// set the scroll
+		el[ scroll ] = 1;
+		has = ( el[ scroll ] > 0 );
+		el[ scroll ] = 0;
+		return has;
+	},
+
+	_create: function() {
+
+		var margins,
+			o = this.options,
+			that = this;
+		this._addClass( "ui-resizable" );
+
+		$.extend( this, {
+			_aspectRatio: !!( o.aspectRatio ),
+			aspectRatio: o.aspectRatio,
+			originalElement: this.element,
+			_proportionallyResizeElements: [],
+			_helper: o.helper || o.ghost || o.animate ? o.helper || "ui-resizable-helper" : null
+		} );
+
+		// Wrap the element if it cannot hold child nodes
+		if ( this.element[ 0 ].nodeName.match( /^(canvas|textarea|input|select|button|img)$/i ) ) {
+
+			this.element.wrap(
+				$( "<div class='ui-wrapper' style='overflow: hidden;'></div>" ).css( {
+					position: this.element.css( "position" ),
+					width: this.element.outerWidth(),
+					height: this.element.outerHeight(),
+					top: this.element.css( "top" ),
+					left: this.element.css( "left" )
+				} )
+			);
+
+			this.element = this.element.parent().data(
+				"ui-resizable", this.element.resizable( "instance" )
+			);
+
+			this.elementIsWrapper = true;
+
+			margins = {
+				marginTop: this.originalElement.css( "marginTop" ),
+				marginRight: this.originalElement.css( "marginRight" ),
+				marginBottom: this.originalElement.css( "marginBottom" ),
+				marginLeft: this.originalElement.css( "marginLeft" )
+			};
+
+			this.element.css( margins );
+			this.originalElement.css( "margin", 0 );
+
+			// support: Safari
+			// Prevent Safari textarea resize
+			this.originalResizeStyle = this.originalElement.css( "resize" );
+			this.originalElement.css( "resize", "none" );
+
+			this._proportionallyResizeElements.push( this.originalElement.css( {
+				position: "static",
+				zoom: 1,
+				display: "block"
+			} ) );
+
+			// Support: IE9
+			// avoid IE jump (hard set the margin)
+			this.originalElement.css( margins );
+
+			this._proportionallyResize();
+		}
+
+		this._setupHandles();
+
+		if ( o.autoHide ) {
+			$( this.element )
+				.on( "mouseenter", function() {
+					if ( o.disabled ) {
+						return;
+					}
+					that._removeClass( "ui-resizable-autohide" );
+					that._handles.show();
+				} )
+				.on( "mouseleave", function() {
+					if ( o.disabled ) {
+						return;
+					}
+					if ( !that.resizing ) {
+						that._addClass( "ui-resizable-autohide" );
+						that._handles.hide();
+					}
+				} );
+		}
+
+		this._mouseInit();
+	},
+
+	_destroy: function() {
+
+		this._mouseDestroy();
+
+		var wrapper,
+			_destroy = function( exp ) {
+				$( exp )
+					.removeData( "resizable" )
+					.removeData( "ui-resizable" )
+					.off( ".resizable" )
+					.find( ".ui-resizable-handle" )
+						.remove();
+			};
+
+		// TODO: Unwrap at same DOM position
+		if ( this.elementIsWrapper ) {
+			_destroy( this.element );
+			wrapper = this.element;
+			this.originalElement.css( {
+				position: wrapper.css( "position" ),
+				width: wrapper.outerWidth(),
+				height: wrapper.outerHeight(),
+				top: wrapper.css( "top" ),
+				left: wrapper.css( "left" )
+			} ).insertAfter( wrapper );
+			wrapper.remove();
+		}
+
+		this.originalElement.css( "resize", this.originalResizeStyle );
+		_destroy( this.originalElement );
+
+		return this;
+	},
+
+	_setOption: function( key, value ) {
+		this._super( key, value );
+
+		switch ( key ) {
+		case "handles":
+			this._removeHandles();
+			this._setupHandles();
+			break;
+		default:
+			break;
+		}
+	},
+
+	_setupHandles: function() {
+		var o = this.options, handle, i, n, hname, axis, that = this;
+		this.handles = o.handles ||
+			( !$( ".ui-resizable-handle", this.element ).length ?
+				"e,s,se" : {
+					n: ".ui-resizable-n",
+					e: ".ui-resizable-e",
+					s: ".ui-resizable-s",
+					w: ".ui-resizable-w",
+					se: ".ui-resizable-se",
+					sw: ".ui-resizable-sw",
+					ne: ".ui-resizable-ne",
+					nw: ".ui-resizable-nw"
+				} );
+
+		this._handles = $();
+		if ( this.handles.constructor === String ) {
+
+			if ( this.handles === "all" ) {
+				this.handles = "n,e,s,w,se,sw,ne,nw";
+			}
+
+			n = this.handles.split( "," );
+			this.handles = {};
+
+			for ( i = 0; i < n.length; i++ ) {
+
+				handle = $.trim( n[ i ] );
+				hname = "ui-resizable-" + handle;
+				axis = $( "<div>" );
+				this._addClass( axis, "ui-resizable-handle " + hname );
+
+				axis.css( { zIndex: o.zIndex } );
+
+				this.handles[ handle ] = ".ui-resizable-" + handle;
+				this.element.append( axis );
+			}
+
+		}
+
+		this._renderAxis = function( target ) {
+
+			var i, axis, padPos, padWrapper;
+
+			target = target || this.element;
+
+			for ( i in this.handles ) {
+
+				if ( this.handles[ i ].constructor === String ) {
+					this.handles[ i ] = this.element.children( this.handles[ i ] ).first().show();
+				} 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 = $( this.handles[ i ], this.element );
+
+					padWrapper = /sw|ne|nw|se|n|s/.test( i ) ?
+						axis.outerHeight() :
+						axis.outerWidth();
+
+					padPos = [ "padding",
+						/ne|nw|n/.test( i ) ? "Top" :
+						/se|sw|s/.test( i ) ? "Bottom" :
+						/^e$/.test( i ) ? "Right" : "Left" ].join( "" );
+
+					target.css( padPos, padWrapper );
+
+					this._proportionallyResize();
+				}
+
+				this._handles = this._handles.add( this.handles[ i ] );
+			}
+		};
+
+		// TODO: make renderAxis a prototype function
+		this._renderAxis( this.element );
+
+		this._handles = this._handles.add( this.element.find( ".ui-resizable-handle" ) );
+		this._handles.disableSelection();
+
+		this._handles.on( "mouseover", function() {
+			if ( !that.resizing ) {
+				if ( this.className ) {
+					axis = this.className.match( /ui-resizable-(se|sw|ne|nw|n|e|s|w)/i );
+				}
+				that.axis = axis && axis[ 1 ] ? axis[ 1 ] : "se";
+			}
+		} );
+
+		if ( o.autoHide ) {
+			this._handles.hide();
+			this._addClass( "ui-resizable-autohide" );
+		}
+	},
+
+	_removeHandles: function() {
+		this._handles.remove();
+	},
+
+	_mouseCapture: function( event ) {
+		var i, handle,
+			capture = false;
+
+		for ( i in this.handles ) {
+			handle = $( this.handles[ i ] )[ 0 ];
+			if ( handle === event.target || $.contains( handle, event.target ) ) {
+				capture = true;
+			}
+		}
+
+		return !this.options.disabled && capture;
+	},
+
+	_mouseStart: function( event ) {
+
+		var curleft, curtop, cursor,
+			o = this.options,
+			el = this.element;
+
+		this.resizing = true;
+
+		this._renderProxy();
+
+		curleft = this._num( this.helper.css( "left" ) );
+		curtop = this._num( this.helper.css( "top" ) );
+
+		if ( o.containment ) {
+			curleft += $( o.containment ).scrollLeft() || 0;
+			curtop += $( o.containment ).scrollTop() || 0;
+		}
+
+		this.offset = this.helper.offset();
+		this.position = { left: curleft, top: curtop };
+
+		this.size = this._helper ? {
+				width: this.helper.width(),
+				height: this.helper.height()
+			} : {
+				width: el.width(),
+				height: el.height()
+			};
+
+		this.originalSize = this._helper ? {
+				width: el.outerWidth(),
+				height: el.outerHeight()
+			} : {
+				width: el.width(),
+				height: el.height()
+			};
+
+		this.sizeDiff = {
+			width: el.outerWidth() - el.width(),
+			height: el.outerHeight() - el.height()
+		};
+
+		this.originalPosition = { left: curleft, top: curtop };
+		this.originalMousePosition = { left: event.pageX, top: event.pageY };
+
+		this.aspectRatio = ( typeof o.aspectRatio === "number" ) ?
+			o.aspectRatio :
+			( ( this.originalSize.width / this.originalSize.height ) || 1 );
+
+		cursor = $( ".ui-resizable-" + this.axis ).css( "cursor" );
+		$( "body" ).css( "cursor", cursor === "auto" ? this.axis + "-resize" : cursor );
+
+		this._addClass( "ui-resizable-resizing" );
+		this._propagate( "start", event );
+		return true;
+	},
+
+	_mouseDrag: function( event ) {
+
+		var data, props,
+			smp = this.originalMousePosition,
+			a = this.axis,
+			dx = ( event.pageX - smp.left ) || 0,
+			dy = ( event.pageY - smp.top ) || 0,
+			trigger = this._change[ a ];
+
+		this._updatePrevProperties();
+
+		if ( !trigger ) {
+			return false;
+		}
+
+		data = trigger.apply( this, [ event, dx, dy ] );
+
+		this._updateVirtualBoundaries( event.shiftKey );
+		if ( this._aspectRatio || event.shiftKey ) {
+			data = this._updateRatio( data, event );
+		}
+
+		data = this._respectSize( data, event );
+
+		this._updateCache( data );
+
+		this._propagate( "resize", event );
+
+		props = this._applyChanges();
+
+		if ( !this._helper && this._proportionallyResizeElements.length ) {
+			this._proportionallyResize();
+		}
+
+		if ( !$.isEmptyObject( props ) ) {
+			this._updatePrevProperties();
+			this._trigger( "resize", event, this.ui() );
+			this._applyChanges();
+		}
+
+		return false;
+	},
+
+	_mouseStop: function( event ) {
+
+		this.resizing = false;
+		var pr, ista, soffseth, soffsetw, s, left, top,
+			o = this.options, that = this;
+
+		if ( this._helper ) {
+
+			pr = this._proportionallyResizeElements;
+			ista = pr.length && ( /textarea/i ).test( pr[ 0 ].nodeName );
+			soffseth = ista && this._hasScroll( pr[ 0 ], "left" ) ? 0 : that.sizeDiff.height;
+			soffsetw = ista ? 0 : that.sizeDiff.width;
+
+			s = {
+				width: ( that.helper.width()  - soffsetw ),
+				height: ( that.helper.height() - soffseth )
+			};
+			left = ( parseFloat( that.element.css( "left" ) ) +
+				( that.position.left - that.originalPosition.left ) ) || null;
+			top = ( parseFloat( that.element.css( "top" ) ) +
+				( that.position.top - that.originalPosition.top ) ) || null;
+
+			if ( !o.animate ) {
+				this.element.css( $.extend( s, { top: top, left: left } ) );
+			}
+
+			that.helper.height( that.size.height );
+			that.helper.width( that.size.width );
+
+			if ( this._helper && !o.animate ) {
+				this._proportionallyResize();
+			}
+		}
+
+		$( "body" ).css( "cursor", "auto" );
+
+		this._removeClass( "ui-resizable-resizing" );
+
+		this._propagate( "stop", event );
+
+		if ( this._helper ) {
+			this.helper.remove();
+		}
+
+		return false;
+
+	},
+
+	_updatePrevProperties: function() {
+		this.prevPosition = {
+			top: this.position.top,
+			left: this.position.left
+		};
+		this.prevSize = {
+			width: this.size.width,
+			height: this.size.height
+		};
+	},
+
+	_applyChanges: function() {
+		var props = {};
+
+		if ( this.position.top !== this.prevPosition.top ) {
+			props.top = this.position.top + "px";
+		}
+		if ( this.position.left !== this.prevPosition.left ) {
+			props.left = this.position.left + "px";
+		}
+		if ( this.size.width !== this.prevSize.width ) {
+			props.width = this.size.width + "px";
+		}
+		if ( this.size.height !== this.prevSize.height ) {
+			props.height = this.size.height + "px";
+		}
+
+		this.helper.css( props );
+
+		return props;
+	},
+
+	_updateVirtualBoundaries: function( forceAspectRatio ) {
+		var pMinWidth, pMaxWidth, pMinHeight, pMaxHeight, b,
+			o = this.options;
+
+		b = {
+			minWidth: this._isNumber( o.minWidth ) ? o.minWidth : 0,
+			maxWidth: this._isNumber( o.maxWidth ) ? o.maxWidth : Infinity,
+			minHeight: this._isNumber( o.minHeight ) ? o.minHeight : 0,
+			maxHeight: this._isNumber( o.maxHeight ) ? o.maxHeight : Infinity
+		};
+
+		if ( this._aspectRatio || forceAspectRatio ) {
+			pMinWidth = b.minHeight * this.aspectRatio;
+			pMinHeight = b.minWidth / this.aspectRatio;
+			pMaxWidth = b.maxHeight * this.aspectRatio;
+			pMaxHeight = b.maxWidth / this.aspectRatio;
+
+			if ( pMinWidth > b.minWidth ) {
+				b.minWidth = pMinWidth;
+			}
+			if ( pMinHeight > b.minHeight ) {
+				b.minHeight = pMinHeight;
+			}
+			if ( pMaxWidth < b.maxWidth ) {
+				b.maxWidth = pMaxWidth;
+			}
+			if ( pMaxHeight < b.maxHeight ) {
+				b.maxHeight = pMaxHeight;
+			}
+		}
+		this._vBoundaries = b;
+	},
+
+	_updateCache: function( data ) {
+		this.offset = this.helper.offset();
+		if ( this._isNumber( data.left ) ) {
+			this.position.left = data.left;
+		}
+		if ( this._isNumber( data.top ) ) {
+			this.position.top = data.top;
+		}
+		if ( this._isNumber( data.height ) ) {
+			this.size.height = data.height;
+		}
+		if ( this._isNumber( data.width ) ) {
+			this.size.width = data.width;
+		}
+	},
+
+	_updateRatio: function( data ) {
+
+		var cpos = this.position,
+			csize = this.size,
+			a = this.axis;
+
+		if ( this._isNumber( data.height ) ) {
+			data.width = ( data.height * this.aspectRatio );
+		} else if ( this._isNumber( data.width ) ) {
+			data.height = ( data.width / this.aspectRatio );
+		}
+
+		if ( a === "sw" ) {
+			data.left = cpos.left + ( csize.width - data.width );
+			data.top = null;
+		}
+		if ( a === "nw" ) {
+			data.top = cpos.top + ( csize.height - data.height );
+			data.left = cpos.left + ( csize.width - data.width );
+		}
+
+		return data;
+	},
+
+	_respectSize: function( data ) {
+
+		var o = this._vBoundaries,
+			a = this.axis,
+			ismaxw = this._isNumber( data.width ) && o.maxWidth && ( o.maxWidth < data.width ),
+			ismaxh = this._isNumber( data.height ) && o.maxHeight && ( o.maxHeight < data.height ),
+			isminw = this._isNumber( data.width ) && o.minWidth && ( o.minWidth > data.width ),
+			isminh = this._isNumber( data.height ) && o.minHeight && ( o.minHeight > data.height ),
+			dw = this.originalPosition.left + this.originalSize.width,
+			dh = this.originalPosition.top + this.originalSize.height,
+			cw = /sw|nw|w/.test( a ), ch = /nw|ne|n/.test( a );
+		if ( isminw ) {
+			data.width = o.minWidth;
+		}
+		if ( isminh ) {
+			data.height = o.minHeight;
+		}
+		if ( ismaxw ) {
+			data.width = o.maxWidth;
+		}
+		if ( ismaxh ) {
+			data.height = o.maxHeight;
+		}
+
+		if ( isminw && cw ) {
+			data.left = dw - o.minWidth;
+		}
+		if ( ismaxw && cw ) {
+			data.left = dw - o.maxWidth;
+		}
+		if ( isminh && ch ) {
+			data.top = dh - o.minHeight;
+		}
+		if ( ismaxh && ch ) {
+			data.top = dh - o.maxHeight;
+		}
+
+		// Fixing jump error on top/left - bug #2330
+		if ( !data.width && !data.height && !data.left && data.top ) {
+			data.top = null;
+		} else if ( !data.width && !data.height && !data.top && data.left ) {
+			data.left = null;
+		}
+
+		return data;
+	},
+
+	_getPaddingPlusBorderDimensions: function( element ) {
+		var i = 0,
+			widths = [],
+			borders = [
+				element.css( "borderTopWidth" ),
+				element.css( "borderRightWidth" ),
+				element.css( "borderBottomWidth" ),
+				element.css( "borderLeftWidth" )
+			],
+			paddings = [
+				element.css( "paddingTop" ),
+				element.css( "paddingRight" ),
+				element.css( "paddingBottom" ),
+				element.css( "paddingLeft" )
+			];
+
+		for ( ; i < 4; i++ ) {
+			widths[ i ] = ( parseFloat( borders[ i ] ) || 0 );
+			widths[ i ] += ( parseFloat( paddings[ i ] ) || 0 );
+		}
+
+		return {
+			height: widths[ 0 ] + widths[ 2 ],
+			width: widths[ 1 ] + widths[ 3 ]
+		};
+	},
+
+	_proportionallyResize: function() {
+
+		if ( !this._proportionallyResizeElements.length ) {
+			return;
+		}
+
+		var prel,
+			i = 0,
+			element = this.helper || this.element;
+
+		for ( ; i < this._proportionallyResizeElements.length; i++ ) {
+
+			prel = this._proportionallyResizeElements[ i ];
+
+			// TODO: Seems like a bug to cache this.outerDimensions
+			// considering that we are in a loop.
+			if ( !this.outerDimensions ) {
+				this.outerDimensions = this._getPaddingPlusBorderDimensions( prel );
+			}
+
+			prel.css( {
+				height: ( element.height() - this.outerDimensions.height ) || 0,
+				width: ( element.width() - this.outerDimensions.width ) || 0
+			} );
+
+		}
+
+	},
+
+	_renderProxy: function() {
+
+		var el = this.element, o = this.options;
+		this.elementOffset = el.offset();
+
+		if ( this._helper ) {
+
+			this.helper = this.helper || $( "<div style='overflow:hidden;'></div>" );
+
+			this._addClass( this.helper, this._helper );
+			this.helper.css( {
+				width: this.element.outerWidth(),
+				height: this.element.outerHeight(),
+				position: "absolute",
+				left: this.elementOffset.left + "px",
+				top: this.elementOffset.top + "px",
+				zIndex: ++o.zIndex //TODO: Don't modify option
+			} );
+
+			this.helper
+				.appendTo( "body" )
+				.disableSelection();
+
+		} else {
+			this.helper = this.element;
+		}
+
+	},
+
+	_change: {
+		e: function( event, dx ) {
+			return { width: this.originalSize.width + dx };
+		},
+		w: function( event, dx ) {
+			var cs = this.originalSize, sp = this.originalPosition;
+			return { left: sp.left + dx, width: cs.width - dx };
+		},
+		n: function( event, dx, dy ) {
+			var cs = this.originalSize, sp = this.originalPosition;
+			return { top: sp.top + dy, height: cs.height - dy };
+		},
+		s: function( event, dx, dy ) {
+			return { height: this.originalSize.height + dy };
+		},
+		se: function( event, dx, dy ) {
+			return $.extend( this._change.s.apply( this, arguments ),
+				this._change.e.apply( this, [ event, dx, dy ] ) );
+		},
+		sw: function( event, dx, dy ) {
+			return $.extend( this._change.s.apply( this, arguments ),
+				this._change.w.apply( this, [ event, dx, dy ] ) );
+		},
+		ne: function( event, dx, dy ) {
+			return $.extend( this._change.n.apply( this, arguments ),
+				this._change.e.apply( this, [ event, dx, dy ] ) );
+		},
+		nw: function( event, dx, dy ) {
+			return $.extend( this._change.n.apply( this, arguments ),
+				this._change.w.apply( this, [ event, dx, dy ] ) );
+		}
+	},
+
+	_propagate: function( n, event ) {
+		$.ui.plugin.call( this, n, [ event, this.ui() ] );
+		( n !== "resize" && this._trigger( n, event, this.ui() ) );
+	},
+
+	plugins: {},
+
+	ui: function() {
+		return {
+			originalElement: this.originalElement,
+			element: this.element,
+			helper: this.helper,
+			position: this.position,
+			size: this.size,
+			originalSize: this.originalSize,
+			originalPosition: this.originalPosition
+		};
+	}
+
+} );
+
+/*
+ * Resizable Extensions
+ */
+
+$.ui.plugin.add( "resizable", "animate", {
+
+	stop: function( event ) {
+		var that = $( this ).resizable( "instance" ),
+			o = that.options,
+			pr = that._proportionallyResizeElements,
+			ista = pr.length && ( /textarea/i ).test( pr[ 0 ].nodeName ),
+			soffseth = ista && that._hasScroll( pr[ 0 ], "left" ) ? 0 : that.sizeDiff.height,
+			soffsetw = ista ? 0 : that.sizeDiff.width,
+			style = {
+				width: ( that.size.width - soffsetw ),
+				height: ( that.size.height - soffseth )
+			},
+			left = ( parseFloat( that.element.css( "left" ) ) +
+				( that.position.left - that.originalPosition.left ) ) || null,
+			top = ( parseFloat( that.element.css( "top" ) ) +
+				( that.position.top - that.originalPosition.top ) ) || null;
+
+		that.element.animate(
+			$.extend( style, top && left ? { top: top, left: left } : {} ), {
+				duration: o.animateDuration,
+				easing: o.animateEasing,
+				step: function() {
+
+					var data = {
+						width: parseFloat( that.element.css( "width" ) ),
+						height: parseFloat( that.element.css( "height" ) ),
+						top: parseFloat( that.element.css( "top" ) ),
+						left: parseFloat( that.element.css( "left" ) )
+					};
+
+					if ( pr && pr.length ) {
+						$( pr[ 0 ] ).css( { width: data.width, height: data.height } );
+					}
+
+					// Propagating resize, and updating values for each animation step
+					that._updateCache( data );
+					that._propagate( "resize", event );
+
+				}
+			}
+		);
+	}
+
+} );
+
+$.ui.plugin.add( "resizable", "containment", {
+
+	start: function() {
+		var element, p, co, ch, cw, width, height,
+			that = $( this ).resizable( "instance" ),
+			o = that.options,
+			el = that.element,
+			oc = o.containment,
+			ce = ( oc instanceof $ ) ?
+				oc.get( 0 ) :
+				( /parent/.test( oc ) ) ? el.parent().get( 0 ) : oc;
+
+		if ( !ce ) {
+			return;
+		}
+
+		that.containerElement = $( ce );
+
+		if ( /document/.test( oc ) || oc === document ) {
+			that.containerOffset = {
+				left: 0,
+				top: 0
+			};
+			that.containerPosition = {
+				left: 0,
+				top: 0
+			};
+
+			that.parentData = {
+				element: $( document ),
+				left: 0,
+				top: 0,
+				width: $( document ).width(),
+				height: $( document ).height() || document.body.parentNode.scrollHeight
+			};
+		} else {
+			element = $( ce );
+			p = [];
+			$( [ "Top", "Right", "Left", "Bottom" ] ).each( function( i, name ) {
+				p[ i ] = that._num( element.css( "padding" + name ) );
+			} );
+
+			that.containerOffset = element.offset();
+			that.containerPosition = element.position();
+			that.containerSize = {
+				height: ( element.innerHeight() - p[ 3 ] ),
+				width: ( element.innerWidth() - p[ 1 ] )
+			};
+
+			co = that.containerOffset;
+			ch = that.containerSize.height;
+			cw = that.containerSize.width;
+			width = ( that._hasScroll ( ce, "left" ) ? ce.scrollWidth : cw );
+			height = ( that._hasScroll ( ce ) ? ce.scrollHeight : ch ) ;
+
+			that.parentData = {
+				element: ce,
+				left: co.left,
+				top: co.top,
+				width: width,
+				height: height
+			};
+		}
+	},
+
+	resize: function( event ) {
+		var woset, hoset, isParent, isOffsetRelative,
+			that = $( this ).resizable( "instance" ),
+			o = that.options,
+			co = that.containerOffset,
+			cp = that.position,
+			pRatio = that._aspectRatio || event.shiftKey,
+			cop = {
+				top: 0,
+				left: 0
+			},
+			ce = that.containerElement,
+			continueResize = true;
+
+		if ( ce[ 0 ] !== document && ( /static/ ).test( ce.css( "position" ) ) ) {
+			cop = co;
+		}
+
+		if ( cp.left < ( that._helper ? co.left : 0 ) ) {
+			that.size.width = that.size.width +
+				( that._helper ?
+					( that.position.left - co.left ) :
+					( that.position.left - cop.left ) );
+
+			if ( pRatio ) {
+				that.size.height = that.size.width / that.aspectRatio;
+				continueResize = false;
+			}
+			that.position.left = o.helper ? co.left : 0;
+		}
+
+		if ( cp.top < ( that._helper ? co.top : 0 ) ) {
+			that.size.height = that.size.height +
+				( that._helper ?
+					( that.position.top - co.top ) :
+					that.position.top );
+
+			if ( pRatio ) {
+				that.size.width = that.size.height * that.aspectRatio;
+				continueResize = false;
+			}
+			that.position.top = that._helper ? co.top : 0;
+		}
+
+		isParent = that.containerElement.get( 0 ) === that.element.parent().get( 0 );
+		isOffsetRelative = /relative|absolute/.test( that.containerElement.css( "position" ) );
+
+		if ( isParent && isOffsetRelative ) {
+			that.offset.left = that.parentData.left + that.position.left;
+			that.offset.top = that.parentData.top + that.position.top;
+		} else {
+			that.offset.left = that.element.offset().left;
+			that.offset.top = that.element.offset().top;
+		}
+
+		woset = Math.abs( that.sizeDiff.width +
+			( that._helper ?
+				that.offset.left - cop.left :
+				( that.offset.left - co.left ) ) );
+
+		hoset = Math.abs( that.sizeDiff.height +
+			( that._helper ?
+				that.offset.top - cop.top :
+				( that.offset.top - co.top ) ) );
+
+		if ( woset + that.size.width >= that.parentData.width ) {
+			that.size.width = that.parentData.width - woset;
+			if ( pRatio ) {
+				that.size.height = that.size.width / that.aspectRatio;
+				continueResize = false;
+			}
+		}
+
+		if ( hoset + that.size.height >= that.parentData.height ) {
+			that.size.height = that.parentData.height - hoset;
+			if ( pRatio ) {
+				that.size.width = that.size.height * that.aspectRatio;
+				continueResize = false;
+			}
+		}
+
+		if ( !continueResize ) {
+			that.position.left = that.prevPosition.left;
+			that.position.top = that.prevPosition.top;
+			that.size.width = that.prevSize.width;
+			that.size.height = that.prevSize.height;
+		}
+	},
+
+	stop: function() {
+		var that = $( this ).resizable( "instance" ),
+			o = that.options,
+			co = that.containerOffset,
+			cop = that.containerPosition,
+			ce = that.containerElement,
+			helper = $( that.helper ),
+			ho = helper.offset(),
+			w = helper.outerWidth() - that.sizeDiff.width,
+			h = helper.outerHeight() - that.sizeDiff.height;
+
+		if ( that._helper && !o.animate && ( /relative/ ).test( ce.css( "position" ) ) ) {
+			$( this ).css( {
+				left: ho.left - cop.left - co.left,
+				width: w,
+				height: h
+			} );
+		}
+
+		if ( that._helper && !o.animate && ( /static/ ).test( ce.css( "position" ) ) ) {
+			$( this ).css( {
+				left: ho.left - cop.left - co.left,
+				width: w,
+				height: h
+			} );
+		}
+	}
+} );
+
+$.ui.plugin.add( "resizable", "alsoResize", {
+
+	start: function() {
+		var that = $( this ).resizable( "instance" ),
+			o = that.options;
+
+		$( o.alsoResize ).each( function() {
+			var el = $( this );
+			el.data( "ui-resizable-alsoresize", {
+				width: parseFloat( el.width() ), height: parseFloat( el.height() ),
+				left: parseFloat( el.css( "left" ) ), top: parseFloat( el.css( "top" ) )
+			} );
+		} );
+	},
+
+	resize: function( event, ui ) {
+		var that = $( this ).resizable( "instance" ),
+			o = that.options,
+			os = that.originalSize,
+			op = that.originalPosition,
+			delta = {
+				height: ( that.size.height - os.height ) || 0,
+				width: ( that.size.width - os.width ) || 0,
+				top: ( that.position.top - op.top ) || 0,
+				left: ( that.position.left - op.left ) || 0
+			};
+
+			$( 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;
+					}
+				} );
+
+				el.css( style );
+			} );
+	},
+
+	stop: function() {
+		$( this ).removeData( "ui-resizable-alsoresize" );
+	}
+} );
+
+$.ui.plugin.add( "resizable", "ghost", {
+
+	start: function() {
+
+		var that = $( this ).resizable( "instance" ), cs = that.size;
+
+		that.ghost = that.originalElement.clone();
+		that.ghost.css( {
+			opacity: 0.25,
+			display: "block",
+			position: "relative",
+			height: cs.height,
+			width: cs.width,
+			margin: 0,
+			left: 0,
+			top: 0
+		} );
+
+		that._addClass( that.ghost, "ui-resizable-ghost" );
+
+		// DEPRECATED
+		// TODO: remove after 1.12
+		if ( $.uiBackCompat !== false && typeof that.options.ghost === "string" ) {
+
+			// Ghost option
+			that.ghost.addClass( this.options.ghost );
+		}
+
+		that.ghost.appendTo( that.helper );
+
+	},
+
+	resize: function() {
+		var that = $( this ).resizable( "instance" );
+		if ( that.ghost ) {
+			that.ghost.css( {
+				position: "relative",
+				height: that.size.height,
+				width: that.size.width
+			} );
+		}
+	},
+
+	stop: function() {
+		var that = $( this ).resizable( "instance" );
+		if ( that.ghost && that.helper ) {
+			that.helper.get( 0 ).removeChild( that.ghost.get( 0 ) );
+		}
+	}
+
+} );
+
+$.ui.plugin.add( "resizable", "grid", {
+
+	resize: function() {
+		var outerDimensions,
+			that = $( this ).resizable( "instance" ),
+			o = that.options,
+			cs = that.size,
+			os = that.originalSize,
+			op = that.originalPosition,
+			a = that.axis,
+			grid = typeof o.grid === "number" ? [ o.grid, o.grid ] : o.grid,
+			gridX = ( grid[ 0 ] || 1 ),
+			gridY = ( grid[ 1 ] || 1 ),
+			ox = Math.round( ( cs.width - os.width ) / gridX ) * gridX,
+			oy = Math.round( ( cs.height - os.height ) / gridY ) * gridY,
+			newWidth = os.width + ox,
+			newHeight = os.height + oy,
+			isMaxWidth = o.maxWidth && ( o.maxWidth < newWidth ),
+			isMaxHeight = o.maxHeight && ( o.maxHeight < newHeight ),
+			isMinWidth = o.minWidth && ( o.minWidth > newWidth ),
+			isMinHeight = o.minHeight && ( o.minHeight > newHeight );
+
+		o.grid = grid;
+
+		if ( isMinWidth ) {
+			newWidth += gridX;
+		}
+		if ( isMinHeight ) {
+			newHeight += gridY;
+		}
+		if ( isMaxWidth ) {
+			newWidth -= gridX;
+		}
+		if ( isMaxHeight ) {
+			newHeight -= gridY;
+		}
+
+		if ( /^(se|s|e)$/.test( a ) ) {
+			that.size.width = newWidth;
+			that.size.height = newHeight;
+		} else if ( /^(ne)$/.test( a ) ) {
+			that.size.width = newWidth;
+			that.size.height = newHeight;
+			that.position.top = op.top - oy;
+		} else if ( /^(sw)$/.test( a ) ) {
+			that.size.width = newWidth;
+			that.size.height = newHeight;
+			that.position.left = op.left - ox;
+		} else {
+			if ( newHeight - gridY <= 0 || newWidth - gridX <= 0 ) {
+				outerDimensions = that._getPaddingPlusBorderDimensions( this );
+			}
+
+			if ( newHeight - gridY > 0 ) {
+				that.size.height = newHeight;
+				that.position.top = op.top - oy;
+			} else {
+				newHeight = gridY - outerDimensions.height;
+				that.size.height = newHeight;
+				that.position.top = op.top + os.height - newHeight;
+			}
+			if ( newWidth - gridX > 0 ) {
+				that.size.width = newWidth;
+				that.position.left = op.left - ox;
+			} else {
+				newWidth = gridX - outerDimensions.width;
+				that.size.width = newWidth;
+				that.position.left = op.left + os.width - newWidth;
+			}
+		}
+	}
+
+} );
+
+return $.ui.resizable;
+
+} ) );