#import "MJPhotoBrowser.h"
#import "MJPhoto.h"

- (id)initWithFrame:(CGRect)frame
{self = [super initWithFrame:frame];if (self) {// 预先创建9个图片控件for (int i = 0; i<HMStatusPhotosMaxCount; i++) {HMStatusPhotoView *photoView = [[HMStatusPhotoView alloc] init];photoView.tag = i;[self addSubview:photoView];// 添加手势监听器（一个手势监听器 只能 监听对应的一个view）UITapGestureRecognizer *recognizer = [[UITapGestureRecognizer alloc] init];[recognizer addTarget:self action:@selector(tapPhoto:)];[photoView addGestureRecognizer:recognizer];}}return self;
}/***  监听图片的点击*/
- (void)tapPhoto:(UITapGestureRecognizer *)recognizer
{// 1.创建图片浏览器MJPhotoBrowser *browser = [[MJPhotoBrowser alloc] init];// 2.设置图片浏览器显示的所有图片NSMutableArray *photos = [NSMutableArray array];int count = self.pic_urls.count;for (int i = 0; i<count; i++) {HMPhoto *pic = self.pic_urls[i];MJPhoto *photo = [[MJPhoto alloc] init];// 设置图片的路径photo.url = [NSURL URLWithString:pic.bmiddle_pic];// 设置来源于哪一个UIImageViewphoto.srcImageView = self.subviews[i];[photos addObject:photo];}browser.photos = photos;// 3.设置默认显示的图片索引browser.currentPhotoIndex = recognizer.view.tag;// 3.显示浏览器
    [browser show];
}

#import "SDPhotoBrowser.h"

        photoView.tag = i;// 添加手势监听器（一个手势监听器 只能 监听对应的一个view）UITapGestureRecognizer *recognizer = [[UITapGestureRecognizer alloc] init];[recognizer addTarget:self action:@selector(tapPhoto:)];[photoView addGestureRecognizer:recognizer];

- (void)tapPhoto:(UITapGestureRecognizer *)recognizer
{SDPhotoBrowser *browser = [[SDPhotoBrowser alloc] init];browser.sourceImagesContainerView = self; // 原图的父控件browser.imageCount = self.photos.count; // 图片总数browser.currentImageIndex = recognizer.view.tag;browser.delegate =self; //self.subviews[recognizer.view.tag];
    [browser show];
}#pragma mark - photobrowser代理方法// 返回临时占位图片（即原来的小图）
- (UIImage *)photoBrowser:(SDPhotoBrowser *)browser placeholderImageForIndex:(NSInteger)index
{return  [(StatusPhotoView *)self.subviews[index] image];
}// 返回高质量图片的url
- (NSURL *)photoBrowser:(SDPhotoBrowser *)browser highQualityImageURLForIndex:(NSInteger)index
{NSString *urlStr = [[self.photos[index] thumbnail_pic] stringByReplacingOccurrencesOfString:@"thumbnail" withString:@"bmiddle"];return [NSURL URLWithString:urlStr];
}

//
//  StatusPhotosView.m
//  Weibo
//
//  Created by jiangys on 15/10/25.
//  Copyright © 2015年 Jiangys. All rights reserved.
//

#import "StatusPhotosView.h"
#import "StatusPhotoView.h"
#import "Photo.h"
#import "SDPhotoBrowser.h"#define StatusPhotoWH 70
#define StatusPhotoMargin 10
#define StatusPhotoMaxCol(count) ((count==4)?2:3)@implementation StatusPhotosView- (void)setPhotos:(NSArray *)photos
{_photos = photos;NSUInteger photosCount = photos.count;// 创建足够多的图片控制while (self.subviews.count < photosCount) {StatusPhotoView *photoView = [[StatusPhotoView alloc] init];[self addSubview:photoView];}// 遍历所有的图片控件，设置图片for (int i = 0; i < self.subviews.count; i++) {StatusPhotoView *photoView = self.subviews[i];if (i < photosCount) {photoView.photo = photos[i];photoView.hidden = NO;} else{photoView.hidden=YES;}photoView.tag = i;// 添加手势监听器（一个手势监听器 只能 监听对应的一个view）UITapGestureRecognizer *recognizer = [[UITapGestureRecognizer alloc] init];[recognizer addTarget:self action:@selector(tapPhoto:)];[photoView addGestureRecognizer:recognizer];}}- (void)tapPhoto:(UITapGestureRecognizer *)recognizer
{SDPhotoBrowser *browser = [[SDPhotoBrowser alloc] init];browser.sourceImagesContainerView = self; // 原图的父控件browser.imageCount = self.photos.count; // 图片总数browser.currentImageIndex = recognizer.view.tag;browser.delegate =self; //self.subviews[recognizer.view.tag];
    [browser show];
}#pragma mark - photobrowser代理方法// 返回临时占位图片（即原来的小图）
- (UIImage *)photoBrowser:(SDPhotoBrowser *)browser placeholderImageForIndex:(NSInteger)index
{return  [(StatusPhotoView *)self.subviews[index] image];
}// 返回高质量图片的url
- (NSURL *)photoBrowser:(SDPhotoBrowser *)browser highQualityImageURLForIndex:(NSInteger)index
{NSString *urlStr = [[self.photos[index] thumbnail_pic] stringByReplacingOccurrencesOfString:@"thumbnail" withString:@"bmiddle"];return [NSURL URLWithString:urlStr];
}- (void)layoutSubviews
{[super layoutSubviews];// 设置图片的尺寸和位置NSUInteger photosCount = self.photos.count;int maxCol = StatusPhotoMaxCol(photosCount);for (int i = 0; i<photosCount; i++) {StatusPhotoView *photoView = self.subviews[i];int col = i % maxCol;photoView.x = col * (StatusPhotoWH + StatusPhotoMargin);int row = i / maxCol;photoView.y = row * (StatusPhotoWH + StatusPhotoMargin);photoView.width = StatusPhotoWH;photoView.height = StatusPhotoWH;}
}+ (CGSize)sizeWithCount:(NSUInteger)count
{// 最大列数（一行最多有多少列）int maxCols = StatusPhotoMaxCol(count);NSUInteger cols = (count >= maxCols)? maxCols : count;CGFloat photosW = cols * StatusPhotoWH + (cols - 1) * StatusPhotoMargin;// 行数NSUInteger rows = (count + maxCols - 1) / maxCols;CGFloat photosH = rows * StatusPhotoWH + (rows - 1) * StatusPhotoMargin;return CGSizeMake(photosW, photosH);
}
@end

　　　　 // 开启交互self.userInteractionEnabled = YES;