［已解决］Swift实现图片显示和预览和缩放

需要实现，类似于微信中发送图片后：

图片的显示

点击后，显示大图

且支持通过手势去缩放图片

swift image lib

Swift – 图像控件（UIImageView）的用法

GitHub – onevcat/Kingfisher: A lightweight and pure Swift implemented library for downloading and caching image from the web.

GitHub – gavinbunney/Toucan: Fabulous Image Processing in Swift

GitHub – zalando/MapleBacon: MapleBacon is a Swift image download and caching library.

GitHub – Haneke/HanekeSwift: A lightweight generic cache for iOS written in Swift with extra love for images.

GitHub – daltoniam/Skeets: Fetch, cache, and display images via HTTP in Swift.

swift image view lib

GitHub – NYTimes/NYTPhotoViewer: A modern photo viewing experience for iOS.

GitHub – Alamofire/AlamofireImage: AlamofireImage is an image component library for Alamofire

GitHub – seatgeek/SGImageCache: A flexible image caching library for image rich iOS applications

swift 图片显示 库

SwiftGuide/Featured.md at master · ipader/SwiftGuide · GitHub

GitHub – Tim9Liu9/TimLiu-iOS: 自己总结的iOS、mac开源项目及库，持续更新。。。。

GitHub – mwaterfall/MWPhotoBrowser: A simple iOS photo and video browser with grid view, captions and selections.

GitHub – MakeZL/MLSwiftBasic: UI and animation of the basic framework of swift

看了半天，暂时决定用：

关于下载图片的话，去用：

Swift 项目中可能用到的第三方框架 – 简书

－》

GitHub – onevcat/Kingfisher: A lightweight and pure Swift implemented library for downloading and caching image from the web.

某人的解释：

Swift中的图片处理库Kingfisher – 简书

有空可以去把

下载图片期间，等待指示器

GitHub – ninjaprox/NVActivityIndicatorView: Collection of nice loading animations

加上看看效果

后来是参考别人代码，自己整理后，可以实现对应的效果了：

【整理】swift图片查看方面的库

［已解决］swift中实现图片的捏pinch去缩放图片

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