getAttachObject getFaceTextures getLineColor getLineColorArray getObserverDelegate getPointColor getPointColorArray getPropertyAccessor getVisibility isRestoring setFaceTextures setLineColor setLineColorArray setPointColor setPointColorArray setVisibility ViewProviderShow

getVisibility() virtual bool getVisibility ( ) pure virtual 获取可见性状态 返回视图提供者的当前可见性状态。 返回 true 表示可见；false 表示不可见