swift - 全屏imageView的适配 - UIViewContentMode选择

 

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/// 设置当前图片view大小 func setFrame(){     if #available(iOS 11.0, *) {         if let  y = JY_WINDOW?.safeAreaInsets.top,             let bottom = JY_WINDOW?.safeAreaInsets.bottom,             JY_IPHONE_X == true{//非X系列的安全区 在 电量下面             self.frame = CGRect(x: 0, y: y, width: UIScreen.main.bounds.size.width, height: UIScreen.main.bounds.size.height - y - bottom)         }else{             self.frame = UIScreen.main.bounds         }     } else {         self.frame = UIScreen.main.bounds     } }

　　

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if JY_IPHONE_X{     self.contentMode = UIViewContentMode.scaleAspectFill }

　　

3.UIViewContentMode的各种现实方式
https://blog.csdn.net/sgliquangang/article/details/52723953