Added IUtilityCommand and move default commands into Mods.Common.

OpenRA.Mods.Common/UtilityCommands/GenerateMinimapCommand.cs

@@ -0,0 +1,42 @@
+#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.IO;
+using System.Linq;
+using System.Text;
+using OpenRA.Graphics;
+using OpenRA.FileSystem;
+
+namespace OpenRA.Mods.Common.UtilityCommands
+{
+	class GenerateMinimapCommand : IUtilityCommand
+	{
+		public string Name { get { return "--map-preview"; } }
+
+		[Desc("MAPFILE", "Render PNG minimap of specified oramap file.")]
+		public void Run(ModData modData, string[] args)
+		{
+			Game.modData = modData;
+			var map = new Map(args[1]);
+
+			GlobalFileSystem.UnmountAll();
+			foreach (var dir in Game.modData.Manifest.Folders)
+				GlobalFileSystem.Mount(dir);
+
+			var minimap = Minimap.RenderMapPreview(map.Rules.TileSets[map.Tileset], map, true);
+
+			var dest = Path.GetFileNameWithoutExtension(args[1]) + ".png";
+			minimap.Save(dest);
+			Console.WriteLine(dest + " saved.");
+		}
+	}
+}