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.contentInset = UIEdgeInsetsMake(-20, 0, 0, 0) |
标签： swift
swift控制UIView的显示与隐藏
如某someView继承自UIView，可通过设置isHidden属性来控制该view的显示与隐藏
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someView.isHidden = true // 隐藏 someView.isHidden = false // 显示 |
iOS-Charts 使用渐变填充
https://github.com/danielgindi/Charts/issues/186
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chartDataSet.drawFilledEnabled = true let gradientColors = [UIColor.red.cgColor,UIColor.init(white: 1, alpha: 0).cgColor] let colorLocations:[CGFloat] = [1.0,0.0] let gradient = CGGradient.init(colorsSpace: CGColorSpaceCreateDeviceRGB(), colors: gradientColors as CFArray, locations: colorLocations) chartDataSet.fill = LinearGradientFill(gradient: gradient!,angle: 90) |