摘要：Listener是一个接口An event listener is an interface in theViewclass that contains a single callback method. These methods will be called by the Android fra... 阅读全文

摘要：you should consider creating a custom View component and drawing with a Canvas inView.onDraw(). The most convenient aspect of doing so is that the And... 阅读全文

摘要：canvas可以通过系统给定View.onDraw()或者surfaceHolder.lockCanvas()，也可以自己创建。但注意，自己创建时，一定要定义绑定一个Bitmap到Canvas 以承载canvas内容 阅读全文

摘要：SurfaceView一、简述TheSurfaceViewis a special subclass of View that offers a dedicated drawing surface within the View hierarchy. The aim is to offer this... 阅读全文