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 @end15 16 @implementation ViewController17 18 - (void)viewDidLoad {19     [super viewDidLoad];20 }21 22 -(void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event23 {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