@class NSString, _TtC15ActivityRingsUI15SpringAnimation; @protocol ARUIRingGroupAnimationDelegate; @interface ARUIFloatSpringAnimation : NSObject <ARUIRingGroupAnimation> { id /* block */ _applier; BOOL _completed; _TtC15ActivityRingsUI15SpringAnimation *_springAnimation; } @property (weak, nonatomic) id<ARUIRingGroupAnimationDelegate> delegate; @property (readonly, nonatomic) float currentValue; @property (readonly, nonatomic) float endValue; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; + (id)animationWithTension:(double)a0 friction:(double)a1 startValue:(float)a2 endValue:(float)a3 applier:(id /* block */)a4; - (void)update:(double)a0; - (void)dealloc; - (BOOL)isAnimating; - (void).cxx_destruct; - (void)completeAnimation; - (id)initWithTension:(double)a0 friction:(double)a1 startValue:(float)a2 endValue:(float)a3 applier:(id /* block */)a4; @end