7   return class extends ns.Widgets.Widget {

     7   return class extends ns.Widgets.Widget {

     8     constructor(player, config) {

     8     constructor(player, config) {

     9       super(player, config);

     9       super(player, config);

    10       var _this = this;

    10       var _this = this;

    11       this.throttledRefresh = _.throttle(function () {

    11       this.throttledRefresh = _.throttle(function () {

    13         _this.update();

    12         _this.update();

    14       }, 800);

    13       }, 800);

    15     }

    14     }

    16 

    15 

    17     /**

    16     /**

    34             this.dataset.begin <= _currentTime &&

    33             this.dataset.begin <= _currentTime &&

    35             _currentTime < this.dataset.end

    34             _currentTime < this.dataset.end

    36           );

    35           );

    37         }

    36         }

    38       );

    37       );

    40       return false;

    38       return false;

    41     }

    39     }

    42 

    40 

    43     draw() {

    41     draw() {

    44       var _this = this;

    42       var _this = this;