ios UIview And Button TomCat

//
//  ViewController.h
//  07-TomCat
//
//  Created by zjj on 15/5/8.
//  Copyright (c) 2015年 zjj. All rights reserved.
//

#import <UIKit/UIKit.h>

@interface ViewController : UIViewController

@property (strong, nonatomic) IBOutlet UIImageView *tom;
- (IBAction)btnClik:(UIButton *)sender;

@end

 1 //
 2 //  ViewController.m
 3 //  07-TomCat
 4 //
 5 //  Created by zjj on 15/5/8.
 6 //  Copyright (c) 2015年 zjj. All rights reserved.
 7 //
 8 
 9 #import "ViewController.h"
10 
11 @interface ViewController ()
12 {
13     NSDictionary *_dict;
14 }
15 @end
16 
17 @implementation ViewController
18 - (void)viewDidLoad {
19     [super viewDidLoad];
20     // 2.用NSBUndle 读取(tom.plist)文件全路径
21     NSBundle *bundle = [NSBundle mainBundle];
22     NSString *path = [bundle pathForResource:@"tom" ofType:@"plist"];
23     //1.根据文件路径加载字典
24     _dict = [NSDictionary dictionaryWithContentsOfFile:path];
25  }
26 
27 - (void)btnClik:(UIButton *)sender
28 {
29     // 是否正在播放动画，是则点击其他按钮无效
30     if(_tom.isAnimating)return;
31     // 3.取出按钮文字(按钮文字事先要clean title clocr)
32     NSString *title = [sender titleForState:UIControlStateNormal];
33     int count = [_dict[title]intValue];
34     [self catChange:count str:title];
35 }
36 - (void)catChange : (int)count str:(NSString *)playName
37 {
38     // 1.创建可变数组
39     NSMutableArray *img = [NSMutableArray array];
40     // 2.添加图片
41     for (int i = 0 ; i < count; i++) {
42         //%02d 保留2位多余的用0代替 如01-09 省却if判断
43         NSString *name = [NSString stringWithFormat:@"%@_%02d.jpg",playName,i];
44         // 加载缓存方法 大批量图片之类 会占用大量内存（内存检测泄露工具）有缓存 却无法释放
45 //        UIImage *name = [UIImage imageNamed:path];
46         // 系统优化
47         // 无缓存 用完就释放
48         NSString *paths = [[NSBundle mainBundle] pathForResource:name ofType:nil];
49         UIImage *imgs = [[UIImage alloc]initWithContentsOfFile:paths];
50         [img addObject:imgs];
51     }
52     // 3.设置动画图片
53     _tom.animationImages = img;// 序列帧图画
54     // 4.只播放一次
55     _tom.animationRepeatCount = 1;
56     // 5.设置动画的持续时间
57     _tom.animationDuration = 0.1 * count;
58     // 6.开始播放动画
59     [_tom  startAnimating];
60 }
61 @end