@class NSMutableSet, CADisplayLink; @interface QLImageAnimationTimer : NSObject @property (retain, nonatomic) NSMutableSet *observers; @property (retain, nonatomic) CADisplayLink *displayLink; + (id)sharedTimer; - (id)init; - (void).cxx_destruct; - (void)addAnimationTimerObserver:(id)a0; - (void)animationTimerFired:(id)a0; - (void)removeAnimationTimerObserver:(id)a0; @end