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UIColorHex fix deprecations

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Signed-off-by: Joseph Mattello <mail@joemattiello.com>
This commit is contained in:
Joseph Mattello
2023-02-25 01:38:48 -05:00
committed by Joe Mattiello
parent a6559d8bb9
commit 3b824eac96
1 changed files with 43 additions and 13 deletions
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56
AltStoreCore/Extensions/UIColor+Hex.swift
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@@ -20,24 +20,54 @@ public extension UIColor
let hexString = String.init(format: "%02lX%02lX%02lX", lroundf(Float(r * 255)), lroundf(Float(g * 255)), lroundf(Float(b * 255)))
return hexString
}
// Borrowed from https://stackoverflow.com/a/33397427
convenience init?(hexString: String)
{
let hex = hexString.trimmingCharacters(in: CharacterSet.alphanumerics.inverted)
var int = UInt32()
Scanner(string: hex).scanHexInt32(&int)
let a, r, g, b: UInt32
switch hex.count {
}
public extension UIColor {
convenience init?(hexString: String) {
let hexString = hexString.trimmingCharacters(in: .whitespacesAndNewlines)
let scanner = Scanner(string: hexString)
if hexString.hasPrefix("#") {
scanner.scanLocation = 1
// TODO: Test if this works to replace the above deprecation @JoeMatt
// scanner.currentIndex = .init(utf16Offset: 1, in: hexString)
}
var hexNumber: UInt64 = 0
guard scanner.scanHexInt64(&hexNumber) else {
return nil
}
var alpha: UInt64 = 255
var red: UInt64 = 0
var green: UInt64 = 0
var blue: UInt64 = 0
switch hexString.count {
case 3: // RGB (12-bit)
(a, r, g, b) = (255, (int >> 8) * 17, (int >> 4 & 0xF) * 17, (int & 0xF) * 17)
red = ((hexNumber & 0xF00) >> 8) * 17
green = ((hexNumber & 0x0F0) >> 4) * 17
blue = (hexNumber & 0x00F) * 17
case 6: // RGB (24-bit)
(a, r, g, b) = (255, int >> 16, int >> 8 & 0xFF, int & 0xFF)
red = (hexNumber & 0xFF0000) >> 16
green = (hexNumber & 0x00FF00) >> 8
blue = hexNumber & 0x0000FF
case 8: // ARGB (32-bit)
(a, r, g, b) = (int >> 24, int >> 16 & 0xFF, int >> 8 & 0xFF, int & 0xFF)
alpha = (hexNumber & 0xFF000000) >> 24
red = (hexNumber & 0x00FF0000) >> 16
green = (hexNumber & 0x0000FF00) >> 8
blue = hexNumber & 0x000000FF
default:
return nil
}
self.init(red: CGFloat(r) / 255, green: CGFloat(g) / 255, blue: CGFloat(b) / 255, alpha: CGFloat(a) / 255)
self.init(
red: CGFloat(red) / 255,
green: CGFloat(green) / 255,
blue: CGFloat(blue) / 255,
alpha: CGFloat(alpha) / 255
)
}
}