coreAnimation核心动画(四)CAAnimationGroup

 1 //
 2 //  ViewController.m
 3 //  CAAnimationGroup
 4 //
 5 //  Created by ys on 15/11/22.
 6 //  Copyright (c) 2015年 ys. All rights reserved.
 7 //
 8
 9 #import "ViewController.h"
10
11 @interface ViewController ()
12 @property (weak, nonatomic) IBOutlet UIView *redView;
13
14 @end
15
16 @implementation ViewController
17
18 - (void)viewDidLoad {
19     [super viewDidLoad];
20 }
21
22 -(void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
23 {
24     //创建旋转动画对象
25     CABasicAnimation *rotate = [CABasicAnimation animation];
26     rotate.keyPath = @"transform.rotation";
27     rotate.toValue = @(M_PI_2);
28     //创建缩放动画对象
29     CABasicAnimation *scale = [CABasicAnimation animation];
30     scale.keyPath = @"transform.scale";
31     scale.toValue = @(0.0);
32     //创建平移动画对象
33     CABasicAnimation *move = [CABasicAnimation animation];
34     move.keyPath = @"transform.translation";
35     move.toValue = [NSValue valueWithCGPoint:CGPointMake(200, 200)];
36     //创建动画对象组
37     CAAnimationGroup *group = [CAAnimationGroup animation];
38     group.animations = @[rotate,scale,move];
39     group.duration = 11.5;
40     group.removedOnCompletion = NO;
41     group.fillMode = kCAFillModeForwards;
42
43     [self.redView.layer addAnimation:group forKey:nil];
44
45 }
46
47 @end