Implement WithDecorationCarryable.

OpenRA.Mods.D2k/Traits/Render/WithDecorationCarryable.cs

@@ -0,0 +1,38 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2015 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 OpenRA.Mods.Common.Traits;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.D2k.Traits
+{
+	[Desc("Displays a sprite when the carryable actor is waiting for pickup.")]
+	public class WithDecorationCarryableInfo : WithDecorationInfo, Requires<CarryableInfo>
+	{
+		public override object Create(ActorInitializer init) { return new WithDecorationCarryable(init.Self, this); }
+	}
+
+	public class WithDecorationCarryable : WithDecoration
+	{
+		readonly Carryable carryable;
+
+		public WithDecorationCarryable(Actor self, WithDecorationCarryableInfo info)
+			: base(self, info)
+		{
+			carryable = self.Trait<Carryable>();
+		}
+
+		public override bool ShouldRender(Actor self)
+		{
+			return carryable.Reserved;
+		}
+	}
+}