The global transformation matrix of the sprite.
The X-axis position of the point.
The Y-axis position of the point.
The local position of the point.
The X-axis position of the point.
The Y-axis position of the point.
The global position of the point.
Zh
An event constant for when the global transformation information changes.
Zh
全局变换信息发生改变时的事件常量。