Change crate graphics for christmas. Closes #4296.

OpenRA.Mods.RA/Render/WithCrateBody.cs

@@ -0,0 +1,47 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2013 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. For more information,
+ * see COPYING.
+ */
+#endregion
+
+using System;
+using System.Linq;
+using OpenRA.Graphics;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.RA.Render
+{
+	class WithCrateBodyInfo : ITraitInfo, Requires<RenderSpritesInfo>
+	{
+		public readonly string[] Images = { "crate" };
+		public readonly string[] XmasImages = { };
+
+		public object Create(ActorInitializer init) { return new WithCrateBody(init.self, this); }
+	}
+
+	class WithCrateBody : INotifyParachuteLanded
+	{
+		Actor self;
+		Animation anim;
+
+		public WithCrateBody(Actor self, WithCrateBodyInfo info)
+		{
+			this.self = self;
+			var rs = self.Trait<RenderSprites>();
+			var images = info.XmasImages.Any() && DateTime.Today.Month == 12 ? info.XmasImages : info.Images;
+			anim = new Animation(images.Random(Game.CosmeticRandom));
+			anim.Play("idle");
+			rs.anims.Add("", anim);
+		}
+
+		public void OnLanded()
+		{
+			var seq = self.World.GetTerrainInfo(self.Location).IsWater ? "water" : "land";
+			anim.PlayRepeating(seq);
+		}
+	}
+}