this.canvas_.getContext('2d').clearRect(0, 0, this.width_, this.height_);
if (this.getFunctionOption("drawCallback") !== null) {
- this.getFunctionOption("drawCallback")(this, is_initial_draw);
+ this.getFunctionOption("drawCallback").call(this, this, is_initial_draw);
}
if (is_initial_draw) {
this.readyFired_ = true;