// // ColorModel.swift // OnCue // // Created by Pradyun Setti on 22/06/2024. // import Foundation import SwiftUI extension Color { init?(hex: String) { var hexSanitized = hex.trimmingCharacters(in: .whitespacesAndNewlines) hexSanitized = hexSanitized.replacingOccurrences(of: "#", with: "") var rgb: UInt64 = 0 var r: CGFloat = 0.0 var g: CGFloat = 0.0 var b: CGFloat = 0.0 var a: CGFloat = 1.0 let length = hexSanitized.count guard Scanner(string: hexSanitized).scanHexInt64(&rgb) else { return nil } if length == 6 { r = CGFloat((rgb & 0xFF0000) >> 16) / 255.0 g = CGFloat((rgb & 0x00FF00) >> 8) / 255.0 b = CGFloat(rgb & 0x0000FF) / 255.0 } else if length == 8 { r = CGFloat((rgb & 0xFF000000) >> 24) / 255.0 g = CGFloat((rgb & 0x00FF0000) >> 16) / 255.0 b = CGFloat((rgb & 0x0000FF00) >> 8) / 255.0 a = CGFloat(rgb & 0x000000FF) / 255.0 } else { return nil } self.init(red: r, green: g, blue: b, opacity: a) } func toHex() -> String? { let uic = UIColor(self) guard let components = uic.cgColor.components, components.count >= 3 else { return nil } let r = Float(components[0]) let g = Float(components[1]) let b = Float(components[2]) var a = Float(1.0) if components.count >= 4 { a = Float(components[3]) } if a != Float(1.0) { return String(format: "%02lX%02lX%02lX%02lX", lroundf(r * 255), lroundf(g * 255), lroundf(b * 255), lroundf(a * 255)) } else { return String(format: "%02lX%02lX%02lX", lroundf(r * 255), lroundf(g * 255), lroundf(b * 255)) } } }