Move damage sounds and shaking from Building/RenderBuilding into their own traits. Fix wall damage/death sounds under cnc.

OpenRA.Mods.RA/Buildings/ShakeOnDeath.cs

@@ -0,0 +1,38 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2010 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 LICENSE.
+ */
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.RA.Buildings
+{
+	public class ShakeOnDeathInfo : ITraitInfo
+	{
+		public readonly int Intensity = 10;
+		public object Create(ActorInitializer init) { return new ShakeOnDeath(this); }
+	}
+
+	public class ShakeOnDeath : INotifyDamage
+	{
+		readonly ShakeOnDeathInfo Info;
+		public ShakeOnDeath(ShakeOnDeathInfo info)
+		{
+			this.Info = info;
+		}
+		
+		public void Damaged(Actor self, AttackInfo e)
+		{
+			if (e.DamageState == DamageState.Dead)
+				self.World.WorldActor.Trait<ScreenShaker>().AddEffect(Info.Intensity, self.CenterLocation, 1);
+		}
+	}
+}