_setupBindings: function () {
    this._dataviewModel.bind('change:bins', this._onChangeBins, this);
    this.model.bind('change:zoomed', this._onChangeZoomed, this);
    this.model.bind('change:zoom_enabled', this._onChangeZoomEnabled, this);
    this.model.bind('change:filter_enabled', this._onChangeFilterEnabled, this);