file:///Users/jerehedu/Desktop/屏幕快照%202015-06-02%2019.20.12.png
代码如下
#import "ViewController.h"
#import "UIImageView+ImageInit.h"
@interface ViewController ()
@property(nonatomic,strong)NSMutableArray * imageViewArray;
@property(nonatomic,strong)NSMutableDictionary * dic;
@property(nonatomic,strong)NSMutableArray * threadArray;
@property(nonatomic,assign)NSInteger count;
@end
@implementation ViewController
- (NSMutableArray *)imageViewArray{
if (_imageViewArray==nil) {
_imageViewArray=[NSMutableArray array];
}
return _imageViewArray;
}
- (NSMutableDictionary *)dic{
if (_dic==nil) {
_dic=[NSMutableDictionary dictionary];
}return _dic;
}
- (NSMutableArray *)threadArray{
if (_threadArray==nil) {
_threadArray=[NSMutableArray array];
}return _threadArray;
}
- (void)viewDidLoad {
[super viewDidLoad];
[self _loadView];
[self _openThread];
}
- (void)_loadView{
UIButton * bt=[UIButton buttonWithType:UIButtonTypeCustom];
bt.frame=CGRectMake(0, 20,20, 20);
bt.backgroundColor=[UIColor redColor];
[bt addTarget:self action:@selector(click) forControlEvents:UIControlEventTouchUpInside];
[self.view addSubview:bt];
UIImageView * imageView=[[UIImageView alloc]init];
self.imageViewArray=[imageView getImage];
NSLog(@"%li",self.imageViewArray.count);
/*
//
// for (int i=0; i<15; i++) {
// int row=i/3;
// int col=i%3;
// UIImageView * imageView=[[UIImageView alloc]initWithFrame:CGRectMake(20+col*(45+80), row*(40+80)+40, 80, 80)];
// imageView.backgroundColor=[UIColor redColor];
// [self.view addSubview:imageView];
// [self.imageViewArray addObject:imageView];
//
// }
*/
}
- (void)_openThread{
for (int i=0; i<self.imageViewArray.count; i++) {
//用分类去封装
/*
// NSInteger num=[index integerValue];
// NSString * path=[NSString stringWithFormat:@"http://images.cnblogs.com/cnblogs_com/kenshincui/613474/o_%i.jpg",i];
// UIImageView * ima=[[UIImageView alloc]init];
// [ima openThread:path];
*/
NSThread * thread=[[NSThread alloc]initWithTarget:self selector:@selector(loadImage:) object:@(i)];
[thread start];
[self.threadArray addObject:thread];
//[NSThread detachNewThreadSelector:@selector(loadImage:) toTarget:self withObject:@(i)];
}
}
- (void)loadImage:(NSNumber *)index{
//从网上加载图片
NSInteger num=[index integerValue];
NSString * path=[NSString stringWithFormat:@"http://images.cnblogs.com/cnblogs_com/kenshincui/613474/o_%li.jpg",num];
NSURL * url=[NSURL URLWithString:path];
NSData * data=[NSData dataWithContentsOfURL:url];
UIImage * image=[UIImage imageWithData:data];
if (image!=nil) {
[self.dic setObject:image forKey:@"image"];
[self.dic setValue:index forKey:@"index"];
}
MjimageModel * mj=[MjimageModel imageModelWithImageDic:self.dic];
/*
// NSThread * thread=[NSThread currentThread];
//
// if ([thread isCancelled]) {
//
// [NSThread exit];
//
// }
*/
[self performSelectorOnMainThread:@selector(toTheScreen:) withObject:mj waitUntilDone:NO];
}
- (void)toTheScreen:(MjimageModel *)mj{
NSInteger i=mj.index;
UIImage * image=mj.image;
UIImageView * imageView=self.imageViewArray[i];
imageView.image=image;
[self.view addSubview:imageView];
}
说明加上如下的内容。可以实现点击按钮的时候暂停的作用
//buttton的点击事件
- (void)click{
// for (NSThread * thread in self.threadArray) {
// [thread cancel];
//
// }
}