Merge Mods.RA into Mods.Cnc

OpenRA.Mods.Cnc/Traits/PaletteEffects/LightPaletteRotator.cs

@@ -0,0 +1,56 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * 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.Graphics;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Cnc.Traits
+{
+	[Desc("Palette effect used for blinking \"animations\" on actors.")]
+	class LightPaletteRotatorInfo : ITraitInfo
+	{
+		public readonly HashSet<string> ExcludePalettes = new HashSet<string>();
+
+		public object Create(ActorInitializer init) { return new LightPaletteRotator(this); }
+	}
+
+	class LightPaletteRotator : ITick, IPaletteModifier
+	{
+		readonly LightPaletteRotatorInfo info;
+		float t = 0;
+
+		public LightPaletteRotator(LightPaletteRotatorInfo info)
+		{
+			this.info = info;
+		}
+
+		public void Tick(Actor self)
+		{
+			t += .5f;
+		}
+
+		public void AdjustPalette(IReadOnlyDictionary<string, MutablePalette> palettes)
+		{
+			foreach (var pal in palettes)
+			{
+				if (info.ExcludePalettes.Contains(pal.Key))
+					continue;
+
+				var rotate = (int)t % 18;
+				if (rotate > 9)
+					rotate = 18 - rotate;
+
+				pal.Value.SetColor(0x67, pal.Value.GetColor(230 + rotate));
+			}
+		}
+	}
+}