@class NSString; @interface SXVideoComponentVisibilityMonitor : SXVisibilityMonitor <SXScrollObserving> @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void)didScroll; - (void)scrollingDidStop; - (void)scrollingWillStart; @end