[iOS基础控件 - 3.4] 汤姆猫

1     self.tom.animationImages = images; // 存储了多张组成动画的图片
2    
3     [self.tom setAnimationRepeatCount:1]; // 默认0是无限次
4     [self.tom setAnimationDuration: images.count/FramesCount];
5     [self.tom startAnimating];

1         // imageNamed: 有缓存
2 //        UIImage *image = [UIImage imageNamed:fileName];
3        
4         // imageWithContentOfFile: 没有缓存（传入文件的全路径)
5         NSBundle *bundle = [NSBundle mainBundle];
6         NSString *path = [bundle pathForResource:fileName ofType:nil];
7         UIImage *image = [UIImage imageWithContentsOfFile:path];

    [self.tom performSelector:@selector(setAnimationImages:) withObject:nil afterDelay:self.tom.animationDuration + 1];

 1 #import "ViewController.h"
 2 
 3 #define FramesCount 24 // 动画帧数/秒
 4 
 5 @interface ViewController ()
 6 @property (weak, nonatomic) IBOutlet UIImageView *tom;
 7 
 8 - (IBAction)drink;
 9 - (IBAction)knockHead;
10 
11 @end
12 
13 @implementation ViewController
14 
15 - (void)viewDidLoad {
16     [super viewDidLoad];
17     // Do any additional setup after loading the view, typically from a nib.
18     
19 }
20 
21 - (void)didReceiveMemoryWarning {
22     [super didReceiveMemoryWarning];
23     // Dispose of any resources that can be recreated.
24 }
25 
26 /** 点击牛奶按钮 */
27 - (IBAction)drink {
28     [self runAnimationWithName:@"drink" andCount:80];
29 }
30 
31 /** 点击头部 */
32 // 实质是在头部放置了一个不带文字的透明按钮
33 - (IBAction)knockHead {
34     [self runAnimationWithName:@"knockout" andCount:80];
35 }
36 
37 /** 运行相应动画 */
38 - (void) runAnimationWithName:(NSString *) animationName andCount:(int) count {
39     if (self.tom.isAnimating) return;
40     
41     NSMutableArray *images = [NSMutableArray array];
42     for (int i=0; i <= count; i++) {
43         NSString *fileName = [NSString stringWithFormat:@"%@_%02d.jpg", animationName, i];
44         
45         // imageNamed: 有缓存
46 //        UIImage *image = [UIImage imageNamed:fileName];
47         
48         // imageWithContentOfFile: 没有缓存（传入文件的全路径)
49         NSBundle *bundle = [NSBundle mainBundle];
50         NSString *path = [bundle pathForResource:fileName ofType:nil];
51         UIImage *image = [UIImage imageWithContentsOfFile:path];
52         
53         [images addObject:image];
54     }
55     
56     self.tom.animationImages = images; // 存储了多张组成动画的图片
57     
58     [self.tom setAnimationRepeatCount:1]; // 默认0是无限次
59     [self.tom setAnimationDuration: images.count/FramesCount];
60     [self.tom startAnimating];
61     
62     [self.tom performSelector:@selector(setAnimationImages:) withObject:nil afterDelay:self.tom.animationDuration + 1];
63 }
64 
65 
66 @end