clearCachedData cmdViewHandle coreView createDynamicShapeView getGestureEnabled getMainView getView onPause onResume onTap onTouchDrag setBackgroundDrawable setContextActionEnabled setGestureEnabled setOnCommandChangedListener setOnContentChangedListener setOnContextActionListener setOnDynamicChangedListener setOnDynDrawEndedListener setOnFirstRegenListener setOnGestureListener setOnSelectionChangedListener setOnShapeClickedListener setOnShapeDblClickedListener setOnShapeDeletedListener setOnShapesRecordedListener setOnShapeWillDeleteListener setOnZoomChangedListener snapshot snapshot stop

stop() void rhcad.touchvg.IGraphView.stop ( OnViewDetachedListener  listener ) 停止后台任务，所属的Activity销毁前可调用 在 rhcad.touchvg.view.SFGraphView , 以及 rhcad.touchvg.view.StdGraphView 内被实现.