Add initial standard library, and port shellmaps.

OpenRA.Mods.RA/Scripting/Global/CameraGlobal.cs

@@ -0,0 +1,33 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2014 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.Collections.Generic;
+using System.Linq;
+using Eluant;
+using OpenRA.Effects;
+using OpenRA.Scripting;
+
+namespace OpenRA.Mods.RA.Scripting
+{
+	[ScriptGlobal("Camera")]
+	public class CameraGlobal : ScriptGlobal
+	{
+		public CameraGlobal(ScriptContext context)
+			: base(context) { }
+
+		[Desc("The center of the visible viewport.")]
+		public WPos Position
+		{
+			get { return context.WorldRenderer.Viewport.CenterPosition; }
+			set { context.WorldRenderer.Viewport.Center(value); }
+		}
+	}
+}