Move R8 sprite loading into Mods.D2k.

OpenRA.Game/Graphics/SpriteSource.cs

@@ -15,7 +15,7 @@ using OpenRA.FileFormats;
 namespace OpenRA.Graphics
 {
 	// TODO: Most of this should be moved into the format parsers themselves.
-	public enum SpriteType { Unknown, ShpD2, TmpTD, TmpRA, TmpTS, R8 }
+	public enum SpriteType { Unknown, ShpD2, TmpTD, TmpRA, TmpTS }
 	public static class SpriteSource
 	{
 		static bool IsTmpRA(Stream s)
@@ -104,30 +104,8 @@ namespace OpenRA.Graphics
 			return b == 5 || b <= 3;
 		}
 
-		static bool IsR8(Stream s)
-		{
-			var start = s.Position;
-
-			// First byte is nonzero
-			if (s.ReadUInt8() == 0)
-			{
-				s.Position = start;
-				return false;
-			}
-
-			// Check the format of the first frame
-			s.Position = start + 25;
-			var d = s.ReadUInt8();
-
-			s.Position = start;
-			return d == 8;
-		}
-
 		public static SpriteType DetectSpriteType(Stream s)
 		{
-			if (IsR8(s))
-				return SpriteType.R8;
-
 			if (IsTmpRA(s))
 				return SpriteType.TmpRA;
 
@@ -148,8 +126,6 @@ namespace OpenRA.Graphics
 			var type = DetectSpriteType(s);
 			switch (type)
 			{
-				case SpriteType.R8:
-					return new R8Reader(s);
 				case SpriteType.TmpRA:
 					return new TmpRAReader(s);
 				case SpriteType.TmpTD:

OpenRA.Game/OpenRA.Game.csproj

@@ -277,7 +277,6 @@
     <Compile Include="FileFormats\XccLocalDatabase.cs" />
     <Compile Include="FileFormats\HvaReader.cs" />
     <Compile Include="FileFormats\PngLoader.cs" />
-    <Compile Include="FileFormats\R8Reader.cs" />
     <Compile Include="FileFormats\ShpD2Reader.cs" />
     <Compile Include="FileFormats\TmpRAReader.cs" />
     <Compile Include="FileFormats\TmpTDReader.cs" />

OpenRA.Mods.D2k/OpenRA.Mods.D2k.csproj

@@ -84,6 +84,7 @@
     <Compile Include="Widgets\SlidingContainerWidget.cs" />
     <Compile Include="Widgets\Logic\IngameChromeLogic.cs" />
     <Compile Include="ChooseBuildTabOnSelect.cs" />
+    <Compile Include="R8Loader.cs" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
   <PropertyGroup>

OpenRA.Mods.D2k/R8Loader.cs

@@ -1,23 +1,25 @@
 #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 
+ * 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.Drawing;
 using System.IO;
+using System.Linq;
 using OpenRA.Graphics;
 
-namespace OpenRA.FileFormats
+namespace OpenRA.Mods.D2k.SpriteLoaders
 {
-	public class R8Reader : ISpriteSource
+	public class R8Loader : ISpriteLoader
 	{
-		class R8Image : ISpriteFrame
+		class R8Frame : ISpriteFrame
 		{
 			public Size Size { get; private set; }
 			public Size FrameSize { get; private set; }
@@ -25,7 +27,7 @@ namespace OpenRA.FileFormats
 			public byte[] Data { get; set; }
 			public bool DisableExportPadding { get { return true; } }
 
-			public R8Image(Stream s)
+			public R8Frame(Stream s)
 			{
 				// Scan forward until we find some data
 				var type = s.ReadUInt8();
@@ -62,19 +64,41 @@ namespace OpenRA.FileFormats
 			}
 		}
 
-		public IReadOnlyList<ISpriteFrame> Frames { get; private set; }
-
-		public readonly int ImageCount;
-		public R8Reader(Stream stream)
+		bool IsR8(Stream s)
 		{
-			var frames = new List<R8Image>();
-			while (stream.Position < stream.Length)
+			var start = s.Position;
+
+			// First byte is nonzero
+			if (s.ReadUInt8() == 0)
 			{
-				frames.Add(new R8Image(stream));
-				ImageCount++;
+				s.Position = start;
+				return false;
 			}
 
-			Frames = frames.ToArray().AsReadOnly();
+			// Check the format of the first frame
+			s.Position = start + 25;
+			var d = s.ReadUInt8();
+
+			s.Position = start;
+			return d == 8;
+		}
+
+		public bool TryParseSprite(Stream s, out ISpriteFrame[] frames)
+		{
+			if (!IsR8(s))
+			{
+				frames = null;
+				return false;
+			}
+
+			var start = s.Position;
+			var tmp = new List<R8Frame>();
+			while (s.Position < s.Length)
+				tmp.Add(new R8Frame(s));
+			s.Position = start;
+
+			frames = tmp.ToArray();
+			return true;
 		}
 	}
 }

mods/d2k/mod.yaml

@@ -189,4 +189,4 @@ LuaScripts:
 
 SupportsMapsFrom: d2k
 
-SpriteFormats: ShpTD
+SpriteFormats: R8, ShpTD