Add support for OKLCH color format

Fixes #29

Author: sindresorhus

Diff for: Color Picker/App.swift

@@ -23,7 +23,7 @@ struct AppMain: App {
 		// TODO: Change the default from LCH to OKLCH.
 		// We set this so we can change it later on.
 		SSApp.runOnce(identifier: "asdsadewr34323432432") {
-			Defaults[.shownColorFormats] = Defaults[.shownColorFormats]
+			Defaults[.shownColorFormats] = SSApp.isFirstLaunch ? [.hex, .hsl, .rgb, .oklch] : Defaults[.shownColorFormats]
 		}
 	}
 
@@ -51,7 +51,7 @@ struct AppMain: App {
 					Button("Paste") {
 						appState.pasteColor()
 					}
-					.help("Paste color in the format Hex, HSL, RGB, or LCH")
+					.help("Paste color in the format Hex, HSL, RGB, OKLCH, or LCH")
 					.keyboardShortcut("v", modifiers: [.shift, .command])
 					.disabled(Color.Resolved.fromPasteboardGraceful(.general) == nil)
 					Divider()
@@ -67,7 +67,7 @@ struct AppMain: App {
 						.keyboardShortcut("t", modifiers: [.control, .command])
 				}
 				CommandGroup(replacing: .help) {
-					Link("What is LCH color?", destination: "https://lea.verou.me/2020/04/lch-colors-in-css-what-why-and-how/")
+					Link("What is OKLCH color?", destination: "https://evilmartians.com/chronicles/oklch-in-css-why-quit-rgb-hsl")
 					Link("FAQ", destination: "https://github.com/sindresorhus/System-Color-Picker#faq")
 					Link("Website", destination: "https://sindresorhus.com/system-color-picker")
 					Divider()

Diff for: Color Picker/AppState.swift

@@ -17,12 +17,20 @@ final class AppState {
 		colorPanel.standardWindowButton(.miniaturizeButton)?.isHidden = true
 		colorPanel.standardWindowButton(.zoomButton)?.isHidden = true
 		colorPanel.tabbingMode = .disallowed
-		colorPanel.collectionBehavior = [
-			.canJoinAllSpaces,
+
+		var collectionBehavior: NSWindow.CollectionBehavior = [
 			.fullScreenAuxiliary
 			// We cannot enable tiling as then it doesn't show up in fullscreen spaces. (macOS 12.5)
 //			.fullScreenAllowsTiling
 		]
+
+		if Defaults[.showOnAllSpaces] {
+			// If we remove this, the window cannot be dragged if it's moved into a fullscreen space. (macOS 14.3)
+			collectionBehavior.insert(.canJoinAllSpaces)
+		}
+
+		colorPanel.collectionBehavior = collectionBehavior
+
 		colorPanel.center()
 		colorPanel.makeMain()
 

Diff for: Color Picker/Constants.swift

@@ -24,6 +24,9 @@ extension Defaults.Keys {
 	static let quitAfterPicking = Key<Bool>("quitAfterPicking", default: false)
 	static let showAccessibilityColorName = Key<Bool>("showAccessibilityColorName", default: false)
 	static let stickyPaletteName = Key<String?>("stickyPaletteName")
+
+	// Hidden settings
+	static let showOnAllSpaces = Key<Bool>("showOnAllSpaces", default: true)
 }
 
 extension KeyboardShortcuts.Name {
@@ -35,6 +38,7 @@ enum ColorFormat: String, CaseIterable, Defaults.Serializable {
 	case hex
 	case hsl
 	case rgb
+	case oklch
 	case lch
 
 	var title: String {
@@ -45,6 +49,8 @@ enum ColorFormat: String, CaseIterable, Defaults.Serializable {
 			"HSL"
 		case .rgb:
 			"RGB"
+		case .oklch:
+			"OKLCH"
 		case .lch:
 			"LCH"
 		}
@@ -58,6 +64,8 @@ enum ColorFormat: String, CaseIterable, Defaults.Serializable {
 			"s"
 		case .rgb:
 			"r"
+		case .oklch:
+			"o"
 		case .lch:
 			"l"
 		}

Diff for: Color Picker/MainScreen.swift

@@ -9,13 +9,7 @@ struct MainScreen: View {
 	@Default(.showAccessibilityColorName) private var showAccessibilityColorName
 	@State private var isPreventingUpdate = false
 	@State private var focusedTextField: ColorFormat?
-
-	@State private var colorStrings: [ColorFormat: String] = [
-		.hex: "",
-		.hsl: "",
-		.rgb: "",
-		.lch: ""
-	]
+	@State private var colorStrings = EnumCaseMap<ColorFormat, String>(defaultValue: "")
 
 	let colorPanel: NSColorPanel
 
@@ -98,6 +92,8 @@ struct MainScreen: View {
 			Color.Resolved(cssHSLString: colorString)
 		case .rgb:
 			Color.Resolved(cssRGBString: colorString)
+		case .oklch:
+			Color.Resolved(cssOKLCHString: colorString)
 		case .lch:
 			Color.Resolved(cssLCHString: colorString)
 		}
@@ -114,7 +110,7 @@ struct MainScreen: View {
 		ForEach(ColorFormat.allCases.filter(allowedValues: shownColorFormats)) { colorFormat in
 			ColorInputView(
 				colorFormat: colorFormat,
-				colorString: $colorStrings[colorFormat, default: ""],
+				colorString: $colorStrings[colorFormat],
 				focusedTextField: $focusedTextField
 			) { newColor in
 				updateColorFromTextField(
@@ -222,7 +218,7 @@ private struct PasteColorButton: View {
 				.padding(8)
 		}
 			.contentShape(.rect)
-			.help("Paste color in the format Hex, HSL, RGB, or LCH")
+			.help("Paste color in the format Hex, HSL, RGB, OKLCH, or LCH")
 			.keyboardShortcut("v", modifiers: [.shift, .command])
 			.disabled(Color.Resolved.fromPasteboardGraceful(.general) == nil)
 			.onAppearOnScreen {

Diff for: Color Picker/SettingsScreen.swift

@@ -78,7 +78,7 @@ private struct ColorSettings: View {
 					.help("Use the legacy “hsl(198, 28%, 50%)” syntax instead of the modern “hsl(198deg 28% 50%)” syntax. This setting is meant for users that need to support older browsers. All modern browsers support the modern syntax.")
 			}
 			Section {} footer: {
-				Link("What is LCH color?", destination: "https://lea.verou.me/2020/04/lch-colors-in-css-what-why-and-how/")
+				Link("What is OKLCH color?", destination: "https://evilmartians.com/chronicles/oklch-in-css-why-quit-rgb-hsl")
 					.controlSize(.small)
 			}
 		}