Use the new-format sequences.

OpenRA.Game/Graphics/CursorProvider.cs

@@ -0,0 +1,67 @@
+#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.IO;
+using System.Linq;
+using System.Xml;
+using OpenRA.FileFormats;
+
+namespace OpenRA.Graphics
+{
+	public static class CursorProvider
+	{
+		static Dictionary<string, CursorSequence> cursors;
+
+		public static void Initialize(string[] sequenceFiles)
+		{
+			cursors = new Dictionary<string, CursorSequence>();
+			
+			foreach (var f in sequenceFiles)
+				LoadSequenceSource(f);
+		}
+
+		static void LoadSequenceSource(string filename)
+		{
+			XmlDocument document = new XmlDocument();
+			document.Load(FileSystem.Open(filename));
+				
+			foreach (XmlElement eCursor in document.SelectNodes("/sequences/cursor"))
+				LoadSequencesForCursor(eCursor);
+		}
+
+		static void LoadSequencesForCursor(XmlElement eCursor)
+		{
+			Game.modData.LoadScreen.Display();
+			string cursorSrc = eCursor.GetAttribute("src");
+			string palette = eCursor.GetAttribute("palette");
+
+			foreach (XmlElement eSequence in eCursor.SelectNodes("./sequence"))
+				cursors.Add(eSequence.GetAttribute("name"), new CursorSequence(cursorSrc, palette, eSequence));
+
+		}
+		
+		public static bool HasCursorSequence(string cursor)
+		{
+			return cursors.ContainsKey(cursor);
+		}
+
+		public static CursorSequence GetCursorSequence(string cursor)
+		{
+			try { return cursors[cursor]; }
+			catch (KeyNotFoundException)
+			{
+				throw new InvalidOperationException(
+					"Cursor does not have a sequence `{0}`".F(cursor));
+			}
+		}
+	}
+}