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自定义对话框AlterView
- (void)show;
{
self.hidden = NO;
CAKeyframeAnimation *animation = [CAKeyframeAnimation
animationWithKeyPath:@"transform"];
CATransform3D scale1 = CATransform3DMakeScale(0.5, 0.5, 1);
CATransform3D scale2 = CATransform3DMakeScale(0.8, 0.8, 1);
CATransform3D scale3 = CATransform3DMakeScale(0.9, 0.9, 1);
CATransform3D scale4 = CATransform3DMakeScale(1.0, 1.0, 1);
NSArray *frameValues = [NSArray arrayWithObjects:
[NSValue valueWithCATransform3D:scale1],
[NSValue valueWithCATransform3D:scale2],
[NSValue valueWithCATransform3D:scale3],
[NSValue valueWithCATransform3D:scale4],
nil];
[animation setValues:frameValues];
NSArray *frameTimes = [NSArray arrayWithObjects:
[NSNumber numberWithFloat:0.0],
[NSNumber numberWithFloat:0.5],
[NSNumber numberWithFloat:0.9],
[NSNumber numberWithFloat:1.0],
nil];
[animation setKeyTimes:frameTimes];
animation.fillMode = kCAFillModeForwards;
animation.removedOnCompletion = NO;
animation.duration = .2;
[self.layer addAnimation:animation forKey:@"popup"];
}
- (void)dissmiss;
{
self.hidden = YES;
CAKeyframeAnimation *animation = [CAKeyframeAnimation
animationWithKeyPath:@"transform"];
CATransform3D scale1 = CATransform3DMakeScale(1.0, 1.0, 1);
CATransform3D scale2 = CATransform3DMakeScale(0.7, 0.7, 1);
CATransform3D scale3 = CATransform3DMakeScale(0.3, 0.3, 1);
CATransform3D scale4 = CATransform3DMakeScale(0, 0, 1);
NSArray *frameValues = [NSArray arrayWithObjects:
[NSValue valueWithCATransform3D:scale1],
[NSValue valueWithCATransform3D:scale2],
[NSValue valueWithCATransform3D:scale3],
[NSValue valueWithCATransform3D:scale4],
nil,nil];
[animation setValues:frameValues];
NSArray *frameTimes = [NSArray arrayWithObjects:
[NSNumber numberWithFloat:0.0],
[NSNumber numberWithFloat:0.5],
[NSNumber numberWithFloat:0.9],
[NSNumber numberWithFloat:1.0],
nil,nil];
[animation setKeyTimes:frameTimes];
animation.fillMode = kCAFillModeForwards;
animation.removedOnCompletion = NO;
animation.duration = .2;
[self.layer addAnimation:animation forKey:@"popup"];
}
自定义对话框AlterView