我对CABasicAnimation有一些疑问。它类似于那个帖子:CABasicAnimationrotatereturnstooriginalposition所以，我有在touchMove中旋转的uiimageview。在touchEnd调用执行“惯性动画”的方法:-(void)animationRotation:(float)beginValue{CABasicAnimation*anim;anim=[CABasicAnimationanimationWithKeyPath:@"transform.rotation"];anim.timingFunction=[CAMediaTim