Implement FastMap CPE extension

ClassicalSharp/2D/Screens/Menu/HotkeyListScreen.cs

@@ -8,7 +8,7 @@ using OpenTK.Input;
 
 namespace ClassicalSharp.Gui.Screens {	
 	// TODO: Hotkey added event for CPE
-	public sealed class HotkeyListScreen : FilesScreen {
+	public sealed class HotkeyListScreen : ListScreen {
 		
 		public HotkeyListScreen(Game game) : base(game) {
 			titleText = "Modify hotkeys";

ClassicalSharp/2D/Screens/Menu/ListScreen.cs

@@ -5,9 +5,9 @@ using ClassicalSharp.Gui.Widgets;
 using OpenTK.Input;
 
 namespace ClassicalSharp.Gui.Screens {
-	public abstract class FilesScreen : ClickableScreen {
+	public abstract class ListScreen : ClickableScreen {
 		
-		public FilesScreen(Game game) : base(game) {
+		public ListScreen(Game game) : base(game) {
 			HandlesAllInput = true;
 		}
 		

ClassicalSharp/2D/Screens/Menu/LoadLevelScreen.cs

@@ -9,7 +9,7 @@ using OpenTK.Input;
 using BlockID = System.UInt16;
 
 namespace ClassicalSharp.Gui.Screens {
-	public sealed class LoadLevelScreen : FilesScreen {
+	public sealed class LoadLevelScreen : ListScreen {
 		
 		public LoadLevelScreen(Game game) : base(game) {
 			titleText = "Select a level";

ClassicalSharp/2D/Screens/Menu/TexturePackScreen.cs

@@ -6,7 +6,7 @@ using ClassicalSharp.Textures;
 using OpenTK.Input;
 
 namespace ClassicalSharp.Gui.Screens {
-	public sealed class TexturePackScreen : FilesScreen {
+	public sealed class TexturePackScreen : ListScreen {
 		
 		public TexturePackScreen(Game game) : base(game) {
 			titleText = "Select a texture pack zip";

ClassicalSharp/ClassicalSharp.csproj

@@ -4,7 +4,7 @@
     <ProjectGuid>{BEB1C785-5CAD-48FF-A886-876BF0A318D4}</ProjectGuid>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <OutputType>WinExe</OutputType>
+    <OutputType>Exe</OutputType>
     <RootNamespace>ClassicalSharp</RootNamespace>
     <AssemblyName>ClassicalSharp</AssemblyName>
     <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
@@ -84,10 +84,10 @@
     <Compile Include="2D\Drawing\GdiPlusDrawer2D.cs" />
     <Compile Include="2D\Drawing\IDrawer2D.cs" />
     <Compile Include="2D\Screens\ChatScreen.cs" />
-    <Compile Include="2D\Screens\ClickableScreen.cs" />
     <Compile Include="2D\Screens\DeathScreen.cs" />
     <Compile Include="2D\Screens\DisconnectScreen.cs" />
     <Compile Include="2D\Screens\InventoryScreen.cs" />
+    <Compile Include="2D\Screens\Menu\ClickableScreen.cs" />
     <Compile Include="2D\Screens\Overlays\Overlay.cs" />
     <Compile Include="2D\Screens\Overlays\TexIdsOverlay.cs" />
     <Compile Include="2D\Screens\Overlays\WarningOverlays.cs" />
@@ -97,7 +97,7 @@
     <Compile Include="2D\Screens\Menu\ClassicOptionsScreen.cs" />
     <Compile Include="2D\Screens\Menu\EditHotkeyScreen.cs" />
     <Compile Include="2D\Screens\Menu\EnvSettingsScreen.cs" />
-    <Compile Include="2D\Screens\Menu\FilesScreen.cs" />
+    <Compile Include="2D\Screens\Menu\ListScreen.cs" />
     <Compile Include="2D\Screens\Menu\GenLevelScreen.cs" />
     <Compile Include="2D\Screens\Menu\GraphicsOptionsScreen.cs" />
     <Compile Include="2D\Screens\Menu\GuiOptionsScreen.cs" />

ClassicalSharp/Network/CPESupport.cs

@@ -15,14 +15,14 @@ namespace ClassicalSharp.Network {
 		internal int ServerExtensionsCount;
 		internal bool sendHeldBlock, useMessageTypes;
 		internal int envMapVer = 2, blockDefsExtVer = 2;
-		internal bool needD3Fix, extEntityPos, twoWayPing, blockPerms;
+		internal bool needD3Fix, extEntityPos, twoWayPing, blockPerms, fastMap;
 		Game game;
 		
 		public void Reset(Game game) {
 			ServerExtensionsCount = 0;
 			sendHeldBlock = false; useMessageTypes = false;
 			envMapVer = 2; blockDefsExtVer = 2;
-			needD3Fix = false; extEntityPos = false; twoWayPing = false;
+			needD3Fix = false; extEntityPos = false; twoWayPing = false; fastMap = false;
 			game.SupportsCPEBlocks = false;
 			NetworkProcessor net = (NetworkProcessor)game.Server;
 			net.Reset();
@@ -65,6 +65,9 @@ namespace ClassicalSharp.Network {
 				net.writer.ExtendedPositions = true;
 			} else if (ext == "TwoWayPing") {
 				twoWayPing = true;
+			} else if (ext == "FastMap") {
+				net.packetSizes[Opcode.LevelInit] += 4;
+				fastMap = true;
 			}
 			#if USE16_BIT
 			else if (ext == "ExtBlocks") {
@@ -93,9 +96,9 @@ namespace ClassicalSharp.Network {
 		public static string[] ClientExtensions = new string[] {
 			"ClickDistance", "CustomBlocks", "HeldBlock", "EmoteFix", "TextHotKey", "ExtPlayerList",
 			"EnvColors", "SelectionCuboid", "BlockPermissions", "ChangeModel", "EnvMapAppearance",
-			"EnvWeatherType", "MessageTypes", "HackControl", "PlayerClick", "FullCP437",
+			"EnvWeatherType", "MessageTypes", "HackControl", "PlayerClick", "FullCP437", "LongerMessages", 
-			"LongerMessages", "BlockDefinitions", "BlockDefinitionsExt", "BulkBlockUpdate", "TextColors",
+			"BlockDefinitions", "BlockDefinitionsExt", "BulkBlockUpdate", "TextColors", "EnvMapAspect", 
-			"EnvMapAspect", "EntityProperty", "ExtEntityPositions", "TwoWayPing", "InventoryOrder", "InstantMOTD",
+			"EntityProperty", "ExtEntityPositions", "TwoWayPing", "InventoryOrder", "InstantMOTD", "FastMap",
 			#if USE16_BIT
 			"ExtBlocks",
 			#endif

ClassicalSharp/Network/Protocols/Classic.cs

@@ -67,7 +67,21 @@ namespace ClassicalSharp.Network.Protocols {
 		void HandlePing() { }
 		
 		void HandleLevelInit() {
-			if (gzipStream != null) return;
+			if (gzipStream == null) StartLoadingState();
+			
+			// Fast map puts volume in header, doesn't bother with gzip
+			if (net.cpeData.fastMap) {
+				int size = reader.ReadInt32();
+				gzipHeader.done = true;
+				mapSizeIndex = 4;
+				#if USE16_BIT
+				if (reader.ExtendedBlocks) size *= 2;
+				#endif
+				map = new byte[size];
+			}
+		}
+		
+		void StartLoadingState() {
 			game.World.Reset();
 			game.WorldEvents.RaiseOnNewMap();
 			
@@ -101,7 +115,8 @@ namespace ClassicalSharp.Network.Protocols {
 		void HandleLevelDataChunk() {
 			// Workaround for some servers that send LevelDataChunk before LevelInit
 			// due to their async packet sending behaviour.
-			if (gzipStream == null) HandleLevelInit();
+			if (gzipStream == null) StartLoadingState();
+			
 			int usedLength = reader.ReadUInt16();
 			gzippedMap.pos = 0;
 			gzippedMap.bufferPos = reader.index;