Coordinate System Introduction of Different Coordinate Systems Cartesian Coordinate System UI Coordinate System Direct3D Coordinate System OpenGL and Cocos2d Coordinate System Parent and Childrens Anchor Point getVisibleSize, getVisibleOrigin vs getW
Translucent system UI styling To get the most impact out of your content, you can now use new window styles and themes to request translucent system UI, including both the status bar and navigation bar. To ensure the legibility of navigation bar butt