_onSourceReady()
    {
        if (this._explicitFrame)
        {
            // validate and update frame properties by calling setter
            this.frame = this._frame;
        }
        else
        {
            this.frame = new Rectangle(0, 0, this.source.width, this.source.height);
        }
    }
/**
     * Called when the source is ready.
     *
     * @private
     */
Called when the source is ready.
@private
Called when the source is ready . @private
_onSourceReady()
    {
        if (this._explicitFrame)
        {
            this.frame = this._frame;
        }
        else
        {
            this.frame = new Rectangle(0, 0, this.source.width, this.source.height);
        }
    }
_onSourceReady ( ) { if ( this . _explicitFrame ) { this . frame = this . _frame ; } else { this . frame = new Rectangle ( 0 , 0 , this . source . width , this . source . height ) ; } }
Called when the source is ready.
Called when the source is ready .
// validate and update frame properties by calling setter