Add new RichTextPickerValue protocol and let alignment values implement it

Author: danielsaidi

Sources/RichTextKit/Alignment/RichTextAlignment.swift

@@ -12,7 +12,7 @@ import SwiftUI
  This enum defines supported rich text alignments, like left,
  right, center, and justified.
  */
-public enum RichTextAlignment: String, CaseIterable, Codable, Equatable, Identifiable {
+public enum RichTextAlignment: String, CaseIterable, Codable, Equatable, Identifiable, RichTextLabelValue {
 
     /**
      Initialize a rich text alignment with a native alignment.
@@ -73,6 +73,8 @@ public extension RichTextAlignment {
     }
 }
 
+extension NSTextAlignment: RichTextLabelValue {}
+
 public extension NSTextAlignment {
 
     /// The standard icon to use for the alignment.

Sources/RichTextKit/Views/RichTextLabelValue.swift

@@ -0,0 +1,54 @@
+//
+//  RichTextLabelValue.swift
+//  RichTextKit
+//
+//  Created by Daniel Saidi on 2024-01-22.
+//  Copyright © 2024 Daniel Saidi. All rights reserved.
+//
+
+import SwiftUI
+
+public protocol RichTextLabelValue: Hashable {
+    
+    /// The value icon.
+    var icon: Image { get }
+
+    /// The value display title.
+    var title: String { get }
+}
+
+public extension RichTextLabelValue {
+    
+    /// The standard label to use for the value.
+    var label: some View {
+        Label(
+            title: { Text(title) },
+            icon: { icon }
+        )
+        .tag(self)
+        .accessibilityLabel(title)
+    }
+}
+
+struct RichTextLabelValue_Previews: PreviewProvider {
+
+    struct Preview: View {
+
+        @State
+        private var alignment = RichTextAlignment.left
+
+        var body: some View {
+            List {
+                Section("RichTextAlignment") {
+                    ForEach(RichTextAlignment.allCases) {
+                        $0.label
+                    }
+                }
+            }
+        }
+    }
+
+    static var previews: some View {
+        Preview()
+    }
+}