35 lines
909 B
Swift
35 lines
909 B
Swift
//
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// ColorExtensions.swift
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// wake
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//
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// Created by fairclip on 2025/8/19.
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//
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import SwiftUI
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// MARK: - Color Extension for Hex Colors
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extension Color {
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/// 通过十六进制字符串创建颜色
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/// - Parameter hex: 十六进制颜色字符串 (例如: "FF5733", "FFF8DE")
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init(hex: String) {
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let hex = hex.trimmingCharacters(in: CharacterSet.alphanumerics.inverted)
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var int: UInt64 = 0
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Scanner(string: hex).scanHexInt64(&int)
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let a, r, g, b: UInt64
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switch hex.count {
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case 6: // RGB (24-bit)
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(a, r, g, b) = (255, int >> 16, int >> 8 & 0xFF, int & 0xFF)
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default:
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(a, r, g, b) = (1, 1, 1, 0)
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}
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self.init(
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.sRGB,
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red: Double(r) / 255,
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green: Double(g) / 255,
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blue: Double(b) / 255,
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opacity: Double(a) / 255
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)
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}
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}
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