IOS动画之抖动

-(void)shakeView:(UIView*)viewToShake

{

    CGFloat t =2.0;

    CGAffineTransform translateRight  =CGAffineTransformTranslate(CGAffineTransformIdentity, t,0.0);

    CGAffineTransform translateLeft =CGAffineTransformTranslate(CGAffineTransformIdentity,-t,0.0);

    

    viewToShake.transform = translateLeft;

    

    [UIView animateWithDuration:0.07 delay:0.0 options:UIViewAnimationOptionAutoreverse|UIViewAnimationOptionRepeat animations:^{

        [UIView setAnimationRepeatCount:2.0];

        viewToShake.transform = translateRight;

    } completion:^(BOOL finished){

        if(finished){

            [UIView animateWithDuration:0.05 delay:0.0 options:UIViewAnimationOptionBeginFromCurrentState animations:^{

                viewToShake.transform =CGAffineTransformIdentity;

            } completion:NULL];

        }

    }];

}