ios UIView封装动画

Posted 2020-06-08

 1 #import "NJViewController.h"
 2 
 3 @interface NJViewController ()
 4 @property (weak, nonatomic) IBOutlet UIView *cutomView;
 5 
 6 @end
 7 
 8 @implementation NJViewController
 9 
10 - (void)viewDidLoad
11 {
12     [super viewDidLoad];
13 
14 }
15 - (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
16 {
17    
18     [UIView transitionWithView:self.view duration:1.0 options:0 animations:^{
19         NSLog(@"animations");
20         // 要执行的动画
21         [UIView setAnimationTransition:UIViewAnimationTransitionFlipFromRight forView:self.view cache:YES];
22 
23     } completion:^(BOOL finished) {
24         NSLog(@"completion");
25         // 执行完毕之后执行的动画
26     }];
27 
28 }
29 
30 - (void)test2
31 {
32     [UIView animateWithDuration:2.0 animations:^{
33         NSLog(@"动画执行之前: %@",NSStringFromCGPoint(self.cutomView.center));
34         // 需要执行动画的代码
35         self.cutomView.center = CGPointMake(300, 300);
36         
37     } completion:^(BOOL finished) {
38         // 动画执行完毕之后执行的代码
39         NSLog(@"动画执行之后: %@",NSStringFromCGPoint(self.cutomView.center));
40         
41     }];
42 }
43 
44 - (void)test1
45 {
46     // 1.创建核心动画
47     // 注意点:如果通过核心动画改变layer的位置状态, 表面上看上去已经改变了, 但是实质上是没有改变的
48     CABasicAnimation *anima = [CABasicAnimation animation];
49     anima.keyPath = @"position";
50     anima.toValue = [NSValue valueWithCGPoint:CGPointMake(300, 300)];
51     
52     anima.removedOnCompletion = NO;
53     anima.fillMode = kCAFillModeForwards;
54     
55     anima.delegate = self;
56     
57     // 2.添加核心动画
58     [self.cutomView.layer addAnimation:anima forKey:nil];
59 }
60 
61 - (void)animationDidStart:(CAAnimation *)anim
62 {
63     NSLog(@"核心动画执行之前 %@", NSStringFromCGPoint(self.cutomView.layer.position));
64 
65 }
66 
67 - (void)animationDidStop:(CAAnimation *)anim finished:(BOOL)flag
68 {
69     NSLog(@"核心动画执行完毕 %@", NSStringFromCGPoint(self.cutomView.layer.position));
70 }
71 
72 - (void)test
73 {
74     // 1.UIVIEW封装的动画, 动画执行完毕之后不会反弹
75     NSLog(@"动画执行之前: %@",NSStringFromCGPoint(self.cutomView.center));
76     [UIView beginAnimations:nil context:nil];
77     [UIView setAnimationDuration:2.0];
78     [UIView setAnimationDelegate:self];
79     [UIView setAnimationDidStopSelector:@selector(didStopAnimatino)];
80     self.cutomView.center = CGPointMake(300, 300);
81     [UIView commitAnimations];
82     
83 }
84 
85 - (void)didStopAnimatino
86 {
87     NSLog(@"动画执行完毕 %@", NSStringFromCGPoint(self.cutomView.center));
88 }
89 
90 
91 
92 
93 @end