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1.
- - (void) animate
- {
- [UIView animateWithDuration:0.9 animations:^{
- CGAffineTransform transform = CGAffineTransformMakeScale(2.5, 2.5);
- self.countdownLabel.transform = transform;
- self.countdownLabel.alpha = 0;
- } completion:^(BOOL finished) {
- if (finished) {
- if (self.currentCountdownValue == 0) {
- [self stop];
- if (self.delegate) {
- [self.delegate countdownFinished:self];
- [self removeFromSuperview];
- }
- } else {
- self.countdownLabel.transform = CGAffineTransformIdentity;
- self.countdownLabel.alpha = 1.0;
- self.currentCountdownValue--;
- if (self.currentCountdownValue == 0) {
- self.countdownLabel.text = self.finishText;
- } else {
- self.countdownLabel.text = [NSString stringWithFormat:@"%d", self.currentCountdownValue ];
- }
- }
- }
- }];
- }
https://github.com/simpliflow/SFCountdownView
第13月第13天 iOS 放大消失动画
来源: http://www.bubuko.com/infodetail-2348928.html