move replay viewer delegate into mod

OpenRA.Mods.RA/ColorPickerPaletteModifier.cs

@@ -12,7 +12,7 @@ using System.Collections.Generic;
 using OpenRA.FileFormats;
 using OpenRA.Graphics;
 using OpenRA.Traits;
-using OpenRA.Widgets.Delegates;
+using OpenRA.Mods.RA.Widgets.Delegates;
 
 namespace OpenRA.Mods.RA
 {

OpenRA.Mods.RA/OpenRA.Mods.RA.csproj

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="3.5" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
@@ -259,6 +259,7 @@
     <Compile Include="Widgets\BuildPaletteWidget.cs" />
     <Compile Include="Widgets\Delegates\IngameObserverChromeDelegate.cs" />
     <Compile Include="Widgets\Delegates\IngameChromeDelegate.cs" />
+    <Compile Include="Widgets\Delegates\ReplayBrowserDelegate.cs" />
     <Compile Include="Widgets\MoneyBinWidget.cs" />
     <Compile Include="Widgets\OrderButtonWidget.cs" />
     <Compile Include="Widgets\PowerBinWidget.cs" />

OpenRA.Mods.RA/Widgets/Delegates/LobbyDelegate.cs

@@ -7,6 +7,7 @@
  * see LICENSE.
  */
 #endregion
+
 using System;
 using System.Collections.Generic;
 using System.Drawing;
@@ -14,8 +15,9 @@ using System.Linq;
 using OpenRA.FileFormats;
 using OpenRA.Network;
 using OpenRA.Graphics;
+using OpenRA.Widgets;
 
-namespace OpenRA.Widgets.Delegates
+namespace OpenRA.Mods.RA.Widgets.Delegates
 {
 	public class LobbyDelegate : IWidgetDelegate
 	{

OpenRA.Mods.RA/Widgets/Delegates/ReplayBrowserDelegate.cs

@@ -0,0 +1,148 @@
+#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.Drawing;
+using System.IO;
+using OpenRA.FileFormats;
+using OpenRA.Network;
+using OpenRA.Widgets;
+
+namespace OpenRA.Mods.RA.Widgets.Delegates
+{
+	public class ReplayBrowserDelegate : IWidgetDelegate
+	{
+		Widget widget; 
+
+		[ObjectCreator.UseCtor]
+		public ReplayBrowserDelegate( [ObjectCreator.Param] Widget widget )
+		{
+			this.widget = widget;
+
+			widget.GetWidget("CANCEL_BUTTON").OnMouseUp = mi =>
+				{
+					Widget.CloseWindow();
+					return true;
+				};
+
+			/* find some replays? */
+			var rl = widget.GetWidget<ScrollPanelWidget>("REPLAY_LIST");
+			var replayDir = Path.Combine(Game.SupportDir, "Replays");
+
+			var template = widget.GetWidget<LabelWidget>("REPLAY_TEMPLATE");
+			CurrentReplay = null;
+
+			rl.Children.Clear();
+			rl.ContentHeight = 0;
+			var offset = template.Bounds.Y;
+			foreach (var replayFile in Directory.GetFiles(replayDir, "*.rep"))
+				AddReplay(rl, replayFile, template, ref offset);
+
+			widget.GetWidget("WATCH_BUTTON").OnMouseUp = mi =>
+				{
+					Widget.CloseWindow();
+					Game.JoinReplay(CurrentReplay);
+					return true;
+				};
+
+			widget.GetWidget("REPLAY_INFO").IsVisible = () => currentReplay != null;
+		}
+
+		MapStub MapStubFromSummary(ReplaySummary rs)
+		{
+			if (rs.LobbyInfo == null)
+				return null;
+			
+			var map = rs.LobbyInfo.GlobalSettings.Map;
+			if (!Game.modData.AvailableMaps.ContainsKey(map))
+				return null;
+
+			return Game.modData.AvailableMaps[map];
+		}
+
+		string currentReplay = null;
+		string CurrentReplay
+		{
+			get { return currentReplay; }
+			set
+			{
+				currentReplay = value;
+				if (currentReplay != null)
+				{
+					var summary = new ReplaySummary(currentReplay);
+					var mapStub = MapStubFromSummary(summary);
+
+					widget.GetWidget<LabelWidget>("DURATION").GetText = 
+						() => WidgetUtils.FormatTime(summary.Duration * 3	/* todo: 3:1 ratio isnt always true. */);
+					widget.GetWidget<MapPreviewWidget>("MAP_PREVIEW").Map = () => mapStub;
+					widget.GetWidget<LabelWidget>("MAP_TITLE").GetText = 
+						() => mapStub != null ? mapStub.Title : "(Unknown Map)";
+				}
+			}
+		}
+
+		void AddReplay(ScrollPanelWidget list, string filename, LabelWidget template, ref int offset)
+		{
+			var entry = template.Clone() as LabelWidget;
+			entry.Id = "REPLAY_";
+			entry.GetText = () => "   {0}".F(Path.GetFileName(filename));
+			entry.GetBackground = () => (CurrentReplay == filename) ? "dialog2" : null;
+			entry.OnMouseDown = mi => { CurrentReplay = filename; return true; };
+			entry.Parent = list;
+			entry.Bounds = new Rectangle(entry.Bounds.X, offset, template.Bounds.Width, template.Bounds.Height);
+			entry.IsVisible = () => true;
+			list.AddChild(entry);
+
+			if (offset == template.Bounds.Y)
+				CurrentReplay = filename;
+
+			offset += template.Bounds.Height;
+			list.ContentHeight += template.Bounds.Height;
+		}
+	}
+
+	/* a maze of twisty little hacks,... */
+	class ReplaySummary
+	{
+		public readonly int Duration;
+		public readonly Session LobbyInfo;
+
+		public ReplaySummary(string filename)
+		{
+			var lastFrame = 0;
+			var hasSeenGameStart = false;
+			var lobbyInfo = null as Session;
+			using (var conn = new ReplayConnection(filename))
+				conn.Receive((client, packet) =>
+					{
+						var frame = BitConverter.ToInt32(packet, 0);
+						if (packet.Length == 5 && packet[4] == 0xBF)
+							return;	// disconnect
+						else if (packet.Length >= 5 && packet[4] == 0x65)
+							return;	// sync
+						else if (frame == 0)
+						{
+							/* decode this to recover lobbyinfo, etc */
+							var orders = packet.ToOrderList(null);
+							foreach (var o in orders)
+								if (o.OrderString == "StartGame")
+									hasSeenGameStart = true;
+								else if (o.OrderString == "SyncInfo" && !hasSeenGameStart)
+									lobbyInfo = Session.Deserialize(o.TargetString);
+						}
+						else
+							lastFrame = Math.Max(lastFrame, frame);
+					});
+
+			Duration = lastFrame;
+			LobbyInfo = lobbyInfo;
+		}
+	}
+}