Set the viewport on world load

OpenRA.Mods.RA/DefaultShellmapScript.cs

@@ -29,16 +29,19 @@ namespace OpenRA.Mods.RA
 		public object Create(Actor self) { return new DefaultShellmapScript(); }
 	}
 
-	class DefaultShellmapScript : ITick
+	class DefaultShellmapScript : ITick, ILoadWorldHook
 	{		
+		public void WorldLoaded(World w)
+		{
+			// Set the viewport location
+			Game.MoveViewport(new int2(85,65));
+		}
+		
 		// Rude hack around the multiple-creation bug:
 		// wait long enough for the transient copies to die before starting
 		int initialDelay = 20;
 		public void Tick(Actor self)
 		{
-			// Another rude hack
-			Game.MoveViewport(new int2(85,65));
-
 			if (initialDelay > 0 && --initialDelay == 0)
 				Sound.PlayMusic("hell226m.aud");
 		}