放大缩小动画

1.

makeImageCard = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"makeCard_Image.png"]];

makeImageCard.frame = CGRectMake(([[UIScreen mainScreen] bounds].size.width-543/1.9)/2, self.navigationController.navigationBar.frame.size.height+[[UIApplication sharedApplication] statusBarFrame].size.height, 543/1.9, 998/2.36);

makeImageCard.userInteractionEnabled = YES;

[self.view addSubview:makeImageCard];

CAKeyframeAnimation* animation = [CAKeyframeAnimation animationWithKeyPath:@"transform"];

animation.duration = 0.5;

NSMutableArray *values = [NSMutableArray array];

[values addObject:[NSValue valueWithCATransform3D:CATransform3DMakeScale(0.9, 0.9, 1.0)]];

[values addObject:[NSValue valueWithCATransform3D:CATransform3DMakeScale(1.1, 1.1, 1.0)]];

[values addObject:[NSValue valueWithCATransform3D:CATransform3DMakeScale(0.9, 0.9, 1.0)]];

[values addObject:[NSValue valueWithCATransform3D:CATransform3DMakeScale(1.0, 1.0, 1.0)]];

animation.values = values;

[makeImageCard.layer addAnimation:animation forKey:nil];

2.

#pragma mark - Showing popup

- (void)showInView:(UIView *)parentView

centerAtPoint:(CGPoint)pos

duration:(CGFloat)waitDuration

completion:(void (^)(void))block

{

self.center = pos;

self.animationCompletion = block;

CABasicAnimation *forwardAnimation = [CABasicAnimation animationWithKeyPath:@"transform.scale"];

forwardAnimation.duration = self.forwardAnimationDuration;

forwardAnimation.timingFunction = [CAMediaTimingFunction functionWithControlPoints:0.5f :1.7f :0.6f :0.85f];

forwardAnimation.fromValue = [NSNumber numberWithFloat:0.0f];

forwardAnimation.toValue = [NSNumber numberWithFloat:1.0f];

CABasicAnimation *reverseAnimation = [CABasicAnimation animationWithKeyPath:@"transform.scale"];

reverseAnimation.duration = self.backwardAnimationDuration;

reverseAnimation.beginTime = forwardAnimation.duration + waitDuration;

reverseAnimation.timingFunction = [CAMediaTimingFunction functionWithControlPoints:0.4f :0.15f :0.5f :-0.7f];

reverseAnimation.fromValue = [NSNumber numberWithFloat:1.0f];

reverseAnimation.toValue = [NSNumber numberWithFloat:0.0f];

CAAnimationGroup *animationGroup = [CAAnimationGroup animation];

animationGroup.animations = [NSArray arrayWithObjects:forwardAnimation, reverseAnimation, nil];

animationGroup.delegate = self;

animationGroup.duration = forwardAnimation.duration + reverseAnimation.duration + waitDuration;

animationGroup.removedOnCompletion = NO;

animationGroup.fillMode = kCAFillModeForwards;

[parentView addSubview:self];

[UIView animateWithDuration:animationGroup.duration

delay:0.0

options:0

animations:^{

[self.layer addAnimation:animationGroup

forKey:@"kLPAnimationKeyPopup"];

}

completion:^(BOOL finished) {

}];

}

3

CABasicAnimation *animation = [CABasicAnimation animationWithKeyPath:@"transform.scale"];

animation.toValue = [NSValue valueWithCATransform3D:CATransform3DMakeScale(1.05, 1.05, 1)];;

animation.duration = 0.07;

animation.autoreverses = YES;

animation.repeatCount = 1;

animation.removedOnCompletion = YES;

animation.fillMode = kCAFillModeForwards;

[deletedAlert.layer addAnimation:animation forKey:nil];

deletedAlert.transform = CGAffineTransformMakeScale(1.0, 1.0);