protected virtual void drawOnGUI(){
// Rect bounds = boundingBox;
// bounds.position = Vector2.zero;
// CGAffineTransform worldTransform = nodeToWorldTransform();
// bounds = CGAffineTransform.CGRectApplyAffineTransform(bounds, worldTransform);
// bounds.position = ccUtils.PixelsToUnits(bounds.position);
// bounds.size = ccUtils.PixelsToUnits(bounds.size);
// ccUtils.GUIDrawRect(bounds, Color.blue);
}
