Resurrected old colour picker.

OpenRA.Mods.Common/UpdateRules/Rules/20221203/AddColorPickerValueRange.cs

@@ -0,0 +1,48 @@
+#region Copyright & License Information
+/*
+ * Copyright (c) The OpenRA Developers and Contributors
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version. For more
+ * information, see COPYING.
+ */
+#endregion
+
+using System.Collections.Generic;
+using OpenRA.Primitives;
+
+namespace OpenRA.Mods.Common.UpdateRules.Rules
+{
+	public class AddColorPickerValueRange : UpdateRule
+	{
+		public override string Name => "ColorPickerManager's PresetHues, PresetSaturations and V were replaced with PresetColors.";
+
+		public override string Description =>
+			"Each preset color can now have their brightness specified.";
+
+		public override IEnumerable<string> UpdateActorNode(ModData modData, MiniYamlNode actorNode)
+		{
+			var manager = actorNode.LastChildMatching("ColorPickerManager");
+			if (manager == null)
+				yield break;
+
+			var v = manager.LastChildMatching("V")?.NodeValue<float>() ?? 0.95f;
+			var hues = manager.LastChildMatching("PresetHues")?.NodeValue<float[]>();
+			var saturations = manager.LastChildMatching("PresetSaturations")?.NodeValue<float[]>();
+
+			manager.RemoveNodes("V");
+			manager.RemoveNodes("PresetHues");
+			manager.RemoveNodes("PresetSaturations");
+
+			if (hues == null || saturations == null)
+				yield break;
+
+			var colors = new Color[hues.Length];
+			for (var i = 0; i < colors.Length; i++)
+				colors[i] = Color.FromAhsv(hues[i], saturations[i], v);
+
+			manager.AddNode("PresetColors", colors);
+		}
+	}
+}