src/js/widgets/segmentsWidget.js
changeset 843 75ba66457232
parent 842 4ae2247a59f4
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/js/widgets/segmentsWidget.js	Fri Apr 06 16:55:34 2012 +0200
@@ -0,0 +1,205 @@
+IriSP.SegmentsWidget = function(Popcorn, config, Serializer) {
+
+  var self = this;
+  IriSP.Widget.call(this, Popcorn, config, Serializer);
+  this.oldSearchMatches = [];
+
+  // event handlers
+  this._Popcorn.listen("IriSP.search", function(searchString) { self.searchHandler.call(self, searchString); });
+  this._Popcorn.listen("IriSP.search.closed", function() { self.searchFieldClosedHandler.call(self); });
+  this._Popcorn.listen("IriSP.search.cleared", function() { self.searchFieldClearedHandler.call(self); });
+  
+  this.defaultColors = ["#1f77b4","#aec7e8","#ff7f0e","#ffbb78","#2ca02c","#98df8a","#d62728","#ff9896","#9467bd","#c5b0d5","#8c564b","#c49c94","#e377c2","#f7b6d2","#7f7f7f","#c7c7c7","#bcbd22","#dbdb8d","#17becf","#9edae5"]
+};
+
+IriSP.SegmentsWidget.prototype = new IriSP.Widget();
+
+IriSP.SegmentsWidget.prototype.draw = function() {
+
+  var self = this;
+  var annotations = this._serializer._data.annotations;
+
+  this.selector.addClass("Ldt-SegmentsWidget");
+  this.selector.append(Mustache.to_html(IriSP.overlay_marker_template));
+  
+  this.positionMarker = this.selector.find(".Ldt-SegmentPositionMarker");
+  
+  this._Popcorn.listen("timeupdate", IriSP.wrap(this, this.positionUpdater));
+  var duration = this.getDuration();
+  
+  if (this.cinecast_version) {
+      var segments_annotations = IriSP.underscore.filter(
+          this._serializer._data.annotations,
+          function(_a) {
+              return _a.type == "cinecast:MovieExtract";
+          }
+      );
+  }
+  else {
+
+      var view_type = this._serializer.getChapitrage();
+      if (typeof(view_type) === "undefined") {
+        view_type = this._serializer.getNonTweetIds()[0];  
+      }
+    
+      
+      var i = 0;
+      
+      var segments_annotations = [];
+      
+      for (i = 0; i < annotations.length; i++) {
+        var annotation = annotations[i];
+    
+        /* filter the annotations whose type is not the one we want */
+        if (view_type != "" && typeof(annotation.meta) !== "undefined" && typeof(annotation.meta["id-ref"]) !== "undefined"
+              && annotation.meta["id-ref"] != view_type) {
+            continue;
+        }
+    
+        segments_annotations.push(annotation);
+      }
+}    
+    var _w = this.selector.width();
+  var lastSegment = IriSP.underscore.max(segments_annotations, function(annotation) { return annotation.end; });
+  
+  for (i = 0; i < segments_annotations.length; i++) {
+  
+    var annotation = segments_annotations[i];
+    var begin = (+ annotation.begin);
+    var end = (+ annotation.end);
+    var id = annotation.id;
+        
+    var startPixel = Math.floor(_w * (begin / duration));
+
+    var endPixel = Math.floor(_w * (end / duration));
+    if (annotation.id !== lastSegment.id) 
+      var pxWidth = endPixel - startPixel -1;
+    else
+      /* the last segment has no segment following it */
+      var pxWidth = endPixel - startPixel;
+    
+    var divTitle = this.cinecast_version
+        ? annotation.content.data
+        : annotation.content.title + ( annotation.content.title ? "<br />" : "" ) + annotation.content.description.replace(/(^.{120,140})[\s].+$/,'$1&hellip;');
+    
+    var thumbUrl = annotation.meta.thumbnail || '';
+    
+    var hexa_color = typeof(annotation.content.color) !== "undefined"
+        ? '#' + IriSP.DEC_HEXA_COLOR(annotation.content.color)
+        : typeof(annotation.color) !== "undefined"
+            ? '#' + IriSP.DEC_HEXA_COLOR(annotation.color)
+            : this.defaultColors[i % this.defaultColors.length];
+
+    /*
+    if (hexa_color === "FFCC00")
+      hexa_color = "333";
+    */
+    if (hexa_color.length == 5)
+      hexa_color = hexa_color + '00';
+    
+    
+    var annotationTemplate = Mustache.to_html(IriSP.annotation_template,
+        {"divTitle" : divTitle, "id" : id, "startPixel" : startPixel,
+        "pxWidth" : pxWidth, "hexa_color" : hexa_color,
+        "seekPlace" : Math.round(begin/1000), "thumbnailUrl": thumbUrl});
+
+        
+    this.selector.append(annotationTemplate);
+    
+    /* add a special class to the last segment and change its border */
+    if (annotation.id === lastSegment.id) {
+        IriSP.jqId(id).addClass("Ldt-lastSegment").css("border-color", hexa_color);  
+    }
+   }
+    // react to mediafragment messages.
+    this._Popcorn.listen("IriSP.Mediafragment.showAnnotation", 
+        function(id, divTitle) {
+        
+            var divObject = IriSP.jqId(id);
+            if (divObject.length) {
+            divObject.fadeTo(0,1);
+            var offset_x = divObject.position().left + divObject.outerWidth() / 2;
+            self.TooltipWidget.show(divObject.attr("title"), IriSP.jQuery(this).css("background-color"), offset_x, 0);
+            IriSP.jQuery(document).one("mousemove", function() { divObject.fadeTo(0,.5);
+                                                                self.TooltipWidget.hide(); });
+        }
+      });
+      
+    this.selector.find(".Ldt-iri-chapter")
+        .fadeTo(0, .5)
+        .click(function() {
+            self._Popcorn.trigger("IriSP.SegmentsWidget.click", this.id);
+            self._Popcorn.currentTime(IriSP.jQuery(this).attr("data-seek"));
+        })
+        .mouseover( function(event) {
+            var divObject = IriSP.jQuery(this);
+            divObject.fadeTo(0,1);
+            var offset_x = divObject.position().left + divObject.outerWidth() / 2;
+            var thumb = divObject.attr("thumbnail-url");
+            var txt = divObject.attr("title") + (thumb && thumb.length ? '<br /><img src="' + thumb + '" />' : '');
+            self.TooltipWidget.show(txt, IriSP.jQuery(this).css("background-color"), offset_x, 0);
+        })
+        .mouseout(function(){
+            IriSP.jQuery(this).fadeTo(0,.5);
+            self.TooltipWidget.hide();
+        });
+};
+
+/* restores the view after a search */
+IriSP.SegmentsWidget.prototype.clear = function() {
+  this.selector.children(".Ldt-iri-chapter").fadeTo(0,.5);
+};
+
+IriSP.SegmentsWidget.prototype.clickHandler = function(annotation) {
+  this._Popcorn.trigger("IriSP.SegmentsWidget.click", annotation.id);
+  var begin = (+ annotation.begin) / 1000;
+  this._Popcorn.currentTime(Math.round(begin));
+};
+
+IriSP.SegmentsWidget.prototype.searchHandler = function(searchString) {
+
+  if (searchString == "")
+    return;
+
+  var matches = this._serializer.searchOccurences(searchString);
+
+  if (IriSP.countProperties(matches) > 0) {
+    this._Popcorn.trigger("IriSP.search.matchFound");
+  } else {
+    this._Popcorn.trigger("IriSP.search.noMatchFound");
+  }
+
+  // un-highlight all the blocks
+  this.selector.children(".Ldt-iri-chapter").css("opacity", 0.1);
+ 
+  // then highlight the ones with matches.
+  for (var id in matches) {
+    var factor = 0.5 + matches[id] * 0.2;
+    this.selector.find("#"+id).dequeue();
+    this.selector.find("#"+id).animate({opacity:factor}, 200);
+  }
+
+ 
+  this.oldSearchMatches = matches;
+};
+
+IriSP.SegmentsWidget.prototype.searchFieldClearedHandler = function() {
+  this.clear();
+};
+
+IriSP.SegmentsWidget.prototype.searchFieldClosedHandler = function() {
+  this.clear();
+};
+
+IriSP.SegmentsWidget.prototype.positionUpdater = function() {  
+  var duration = this.getDuration() / 1000;
+  var time = this._Popcorn.currentTime();
+  //var position 	= ((time / duration) * 100).toFixed(2);
+  var position 	= ((time / duration) * 100).toFixed(2);
+
+  this.positionMarker.css("left", position + "%");  
+};
+
+IriSP.SegmentsWidget.prototype.showAnnotation = function() {
+
+};