Created
October 11, 2013 05:34
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spin animation
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- (void) runSpinAnimationOnView:(UIView*)view duration:(CGFloat)duration rotations:(CGFloat)rotations repeat:(float)repeat; | |
{ | |
CABasicAnimation* rotationAnimation; | |
rotationAnimation = [CABasicAnimation animationWithKeyPath:@"transform.rotation.z"]; | |
rotationAnimation.toValue = [NSNumber numberWithFloat: M_PI * 2.0 /* full rotation*/ * rotations * duration ]; | |
rotationAnimation.duration = duration; | |
rotationAnimation.cumulative = YES; | |
rotationAnimation.repeatCount = repeat; | |
[view.layer addAnimation:rotationAnimation forKey:@"rotationAnimation"]; | |
} | |
- (void)stopSpinAnimationOnView:(UIView*)view{ | |
[view.layer removeAnimationForKey:@"rotationAnimation"]; | |
} |
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