1 #import "ViewController.h"
2
3 @interface ViewController ()
4 @property (weak, nonatomic) IBOutlet UIImageView *imageView;
5 @property (weak, nonatomic) IBOutlet UIView *uiview;
6
7 @end
8
9 @implementation ViewController
10
11 - (void)viewDidLoad {
12 [super viewDidLoad];
13
14 #pragma mark - layer层的一些常用属性
15 //将视图设置为圆角
16 self.imageView.layer.cornerRadius = 10;
17 //注意:只设置上边一个属性是实现不了圆角效果的,还需要设置如下属性(这个属性也影响阴影的效果)
18 // self.imageView.layer.masksToBounds = YES;
19 //设置阴影
20 self.imageView.layer.shadowOffset = CGSizeMake(-20, 10);
21 //设置颜色
22 self.imageView.layer.shadowColor = [UIColor redColor].CGColor;
23 //设置透明度
24 self.imageView.layer.shadowOpacity = 1.0;
25 //阴影的模糊度
26 self.imageView.layer.shadowRadius = 10;
27
28
29 // self.uiview.layer.cornerRadius = 10;
30 // // self.uiview.layer.masksToBounds = YES;
31 //
32 // self.uiview.layer.shadowOffset = CGSizeMake(10, 10);
33 //
34 // self.uiview.layer.shadowColor = [UIColor magentaColor].CGColor;
35 //
36 // self.uiview.layer.shadowOpacity = 1.0;
37
38
39
40 #pragma mark - 自定义layer
41 // [self customLayer];
42 }
43 #pragma mark - CABasicAnimation按钮的响应方法
44 - (IBAction)CABasicAnimation:(UIButton *)sender {
45 //1.创建动画对象
46 CABasicAnimation *basicAnimation = [CABasicAnimation animation];
47 //2.告诉系统需要执行什么样的动画,字符串不能随便给,必须是CALayer类中的一个属性
48 basicAnimation.keyPath = @"position";
49 //3.告诉动画从哪里开始到哪里
50 basicAnimation.fromValue = [NSValue valueWithCGPoint:CGPointMake(100, 100)];
51 basicAnimation.toValue = [NSValue valueWithCGPoint:CGPointMake(300, 300)];
52 #warning 如果不想让控件回到原来的位置,需要设置一下两个属性
53 basicAnimation.removedOnCompletion = NO;
54 //保存动画最新转态的属性
55 basicAnimation.fillMode = kCAFillModeForwards;
56
57 //4.动画的延续时间
58 basicAnimation.duration = 3.0;
59 //5.对控件的layer层添加动画
60 [self.imageView.layer addAnimation:basicAnimation forKey:@"basic"];
61
62 /******************实现翻转效果*****************/
63 CABasicAnimation *basic = [CABasicAnimation animation];
64 basic.keyPath = @"transform";
65 basic.duration = 3.0;
66 //翻转的一个角度设置,第一个是角度,后边三个是以哪个轴旋转
67 basic.toValue = [NSValue valueWithCATransform3D:CATransform3DMakeRotation(M_2_PI, 1, 0, 0)];
68 [self.imageView.layer addAnimation:basic forKey:@"basic1"];
69
70 //移除不需要的动画,根据上面给的关键字移除
71 [self.imageView.layer removeAnimationForKey:@"basic"];
72 }
73 #pragma mark - 帧动画
74 - (IBAction)CAkeyframeAnimation:(UIButton *)sender {
75 //1.需要动画的对象
76 CAKeyframeAnimation *keyFrameAnimation = [CAKeyframeAnimation animation];
77 //2.设置动画轨迹,transform点后边的内容根据
78 keyFrameAnimation.keyPath = @"transform.rotation";
79 //3.设置要翻转的角度[计算弧度的公式:度数/180 * M_PI],下面的方法相当于上面的fromValue,toValue
80 keyFrameAnimation.values = @[@(-45/180.0*M_PI),@(45/180.0*M_PI)];
81 keyFrameAnimation.repeatCount = 1;
82 //4.设置动画时长
83 keyFrameAnimation.duration = 3;
84 //5.添加到layer层上
85 [self.imageView.layer addAnimation:keyFrameAnimation forKey:@"keyFrame"];
86
87 }
88
89 -(void)customLayer{
90 //创建layer的一个对象
91 CALayer *myLayer = [CALayer layer];
92 //设置相关的位置和大小
93 myLayer.bounds = CGRectMake(0, 0, 100, 100);
94 //设置背景颜色
95 myLayer.backgroundColor = [UIColor redColor].CGColor;
96 //设置一个锚点
97 myLayer.anchorPoint = CGPointMake(0, 0);
98 //设置锚点的位置
99 myLayer.position = CGPointMake(100, 100);
100 //添加到父视图的layer
101 [self.view.layer addSublayer:myLayer];
102
103 }
104 - (IBAction)animationGroup:(UIButton *)sender {
105 //平移动画
106 CABasicAnimation *basc1 = [CABasicAnimation animation];
107 basc1.keyPath = @"transform.translation.y";
108 basc1.toValue = @(400);
109
110 //翻转动画(缩放)
111 CABasicAnimation *basc2 = [CABasicAnimation animation];
112 basc2.keyPath = @"transform.scale";
113 basc2.toValue = @(0.2);
114
115 //旋转动画
116 CABasicAnimation *basic3 = [CABasicAnimation animation];
117 basic3.keyPath = @"transform.rotation";
118 basic3.toValue = @(M_PI_2);
119
120 //需要创建存放以上三种动画的动画组
121 CAAnimationGroup *animationGroup = [CAAnimationGroup animation];
122
123 animationGroup.animations = @[basc1,basc2,basic3];
124
125 animationGroup.duration = 3.0;
126
127 [self.imageView.layer addAnimation:animationGroup forKey:@"animationGroup"];
128 }
129 #pragma mark - CATransition动画
130 - (IBAction)translationAnimation:(UIButton *)sender {
131 //创建动画对象
132 CATransition *transition = [CATransition animation];
133 transition.type = @"cube";
134 transition.subtype = kCATransitionFade;
135 transition.duration = 1;
136 [self.imageView.layer addAnimation:transition forKey:@"transition"];
137 }
138 #pragma spring
139
140 - (IBAction)spring:(UIButton *)sender {
141 //创建动画对象
142 CASpringAnimation *spring = [CASpringAnimation animation];
143 spring.keyPath = @"transform.scale";
144 spring.fromValue = @1;
145 spring.toValue = @0.75;
146 spring.duration = 3;
147 [self.imageView.layer addAnimation:spring forKey:@"spring"];
148
149 }
150
151 - (void)didReceiveMemoryWarning {
152 [super didReceiveMemoryWarning];
153 // Dispose of any resources that can be recreated.
154 }
155
156 @end
