增加图片描述

[hennychen]

SDPhotoBrowser *photoBrowser = [SDPhotoBrowser new];
photoBrowser.delegate = self;
photoBrowser.currentImageIndex = indexPath.item;
photoBrowser.desc = @"图片描述";
photoBrowser.imageCount = self.modelsArray.count;

photoBrowser.sourceImagesContainerView = self.collectionView;

[photoBrowser show];