IriSP.AnnotationsWidget = function(Popcorn, config, Serializer) {

  IriSP.Widget.call(this, Popcorn, config, Serializer);

};

IriSP.AnnotationsWidget.prototype = new IriSP.Widget();

IriSP.AnnotationsWidget.prototype.clear = function() {

    this.selector.find(".Ldt-SaTitle").text("");

    this.selector.find(".Ldt-SaDescription").text("");

    this.selector.find(".Ldt-SaKeywordText").text("");

};

IriSP.AnnotationsWidget.prototype.displayAnnotation = function(annotation) {

    var title = annotation.content.title;

    var description = annotation.content.description;

    var keywords =  "" // FIXME;

    var begin = +annotation.begin / 1000;

    var end = +annotation.end / 1000;

    var duration = +this._serializer.currentMedia().meta["dc:duration"];

    var title_templ = "{{title}} - ( {{begin}} - {{end}} )";

    var endstr = Mustache.to_html(title_templ, {title: title, begin: IriSP.secondsToTime(begin), end: IriSP.secondsToTime(end)});

    this.selector.find(".Ldt-SaTitle").text(endstr);

    this.selector.find(".Ldt-SaDescription").text(description);

};

IriSP.AnnotationsWidget.prototype.clearWidget = function() {

    /* retract the pane between two annotations */

    this.selector.find(".Ldt-SaTitle").text("");

    this.selector.find(".Ldt-SaDescription").text("");

    this.selector.find(".Ldt-SaKeywordText").html("");

    this.selector.find(".Ldt-ShowAnnotation").slideUp();

};

IriSP.AnnotationsWidget.prototype.draw = function() {

  var _this = this;

  var annotationMarkup = IriSP.templToHTML(IriSP.annotationWidget_template);

	this.selector.append(annotationMarkup);

  var annotations = this._serializer._data.annotations;

  var i;

	for (i in annotations) {    

    var annotation = annotations[i];

    var begin = Math.round((+ annotation.begin) / 1000);

    var end = Math.round((+ annotation.end) / 1000);

    var conf = {start: begin, end: end, 

                onStart: 

                       function(annotation) { 

                        return function() { 

                          /* we need it because we have to restore

                             the display after displaying the contents

                             of a tweet.

                          */

                          _this._currentAnnotation = annotation;

                          _this.displayAnnotation(annotation); 

                        } }(annotation),

                onEnd: 

                       function() { _this.clearWidget.call(_this); },

                };

    this._Popcorn = this._Popcorn.code(conf);                                             

  }

};