图片拉伸

 办法1

 

?

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// MARK: - 获得一个拉伸的图片 extension UIImage{      func getTensileImage() -> UIImage{         let leftCapWidthUnderView = self.size.width * 0.5;         let topCapHeightUnderView = self.size.height * 0.5         return self.stretchableImage(withLeftCapWidth: Int(leftCapWidthUnderView), topCapHeight: Int(topCapHeightUnderView))     } }

　　

使用

self.bgView.image = UIImage.init(named: model["bgView"] ?? "")?.getTensileImage()

 

 

 

 

 

办法2
/*

* Stretch 拉伸

* Tile 平铺

*/

        self.bgView.image = UIImage.init(named: model["bgView"] ?? "")?.resizableImage(withCapInsets: UIEdgeInsets(top: 0, left: 10, bottom: 0, right: 40), resizingMode: UIImageResizingMode.stretch)

转自：https://blog.csdn.net/wc455287693/article/details/47294547