108 

   109 /* takes the currentTime and returns all the annotations that are displayable at the moment 

   110    NB: only takes account the first type of annotations - ignores tweets 

   111    currentTime is in seconds.

   112  */

   113 

   114 IriSP.JSONSerializer.prototype.currentAnnotations = function(currentTime) {

   115   var view;

   116   var currentTimeMs = 1000 * currentTime;

   117 

   118   if (typeof(this._data.views) !== "undefined" && this._data.views !== null)

   119      view = this._data.views[0];

   120 

   121   var view_type = "";

   122 

   123   if(typeof(view) !== "undefined" && typeof(view.annotation_types) !== "undefined" && view.annotation_types.length >= 1) {

   124           view_type = view.annotation_types[0];

   125   }

   126 

   127   var ret_array = [];

   128   

   129   var i;

   130  

   131   for (i in this._data.annotations) {

   132     var annotation = this._data.annotations[i];

   133     if (annotation.meta["id-ref"] == view_type && annotation.begin < currentTimeMs && annotation.end > currentTimeMs)

   134       ret_array.push(annotation);

   135   }

   136   

   137   return ret_array;

   138 };