Method beforeDraw

extensions/GUI/src/GUI/ScrollView/ScrollView.cpp:570–578

}

void ScrollView::beforeDraw()
{

    //ScrollView don't support drawing in 3D space
     //_beforeDrawCommand.init(_globalZOrder);
     //_beforeDrawCommand.func = AX_CALLBACK_0(ScrollView::onBeforeDraw, this);
     Director::getInstance()->getRenderer()->addCallbackCommand(AX_CALLBACK_0(ScrollView::onBeforeDraw, this),
                                                                _globalZOrder);
 }

/**
 * clip this view so that outside of the visible bounds can be hidden.