@class NSMutableDictionary, CADisplayLink; @interface HKPropertyAnimationApplier : NSObject { NSMutableDictionary *_animations; CADisplayLink *_displayLink; } - (void)_displayLinkFired:(id)a0; - (id)init; - (void).cxx_destruct; - (void)applyAnimation:(id)a0; - (void)_applyAnimations; - (void)_cleanupCompletedAnimations; - (void)_startDisplayLinkIfNecessary; - (void)_stopDisplayLinkIfNecessary; - (void)cancelAnimationsForProperty:(id)a0; @end