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- //
- // ColorEx.swift
- // naiyoup
- //
- // Created by C Auto on 2022/3/9.
- //
- import SwiftUI
- extension Color {
- init(hex: String) {
- let hex = hex.trimmingCharacters(in: CharacterSet.alphanumerics.inverted)
- var int: UInt64 = 0
- Scanner(string: hex).scanHexInt64(&int)
- let a, r, g, b: UInt64
- switch hex.count {
- case 3: // RGB (12-bit)
- (a, r, g, b) = (255, (int >> 8) * 17, (int >> 4 & 0xF) * 17, (int & 0xF) * 17)
- case 6: // RGB (24-bit)
- (a, r, g, b) = (255, int >> 16, int >> 8 & 0xFF, int & 0xFF)
- case 8: // ARGB (32-bit)
- (a, r, g, b) = (int >> 24, int >> 16 & 0xFF, int >> 8 & 0xFF, int & 0xFF)
- default:
- (a, r, g, b) = (1, 1, 1, 0)
- }
- self.init(
- .sRGB,
- red: Double(r) / 255,
- green: Double(g) / 255,
- blue: Double(b) / 255,
- opacity: Double(a) / 255
- )
- }
- }
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