Move common widgets from Game to Mods.Common.

2015-03-07 10:19:11 +00:00
parent eb0ea8d543
commit e5c03413cc
31 changed files with 94 additions and 59 deletions
--- a/OpenRA.Mods.Common/Widgets/ChatDisplayWidget.cs
+++ b/OpenRA.Mods.Common/Widgets/ChatDisplayWidget.cs
@@ -0,0 +1,111 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2015 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.Drawing;
+using System.Linq;
+using OpenRA.Widgets;
+
+namespace OpenRA.Mods.Common.Widgets
+{
+	public class ChatDisplayWidget : Widget
+	{
+		public readonly int RemoveTime = 0;
+		public readonly bool UseContrast = false;
+		public string Notification = "";
+
+		const int LogLength = 9;
+		List<ChatLine> recentLines = new List<ChatLine>();
+
+		public override Rectangle EventBounds { get { return Rectangle.Empty; } }
+
+		public override void Draw()
+		{
+			var pos = RenderOrigin;
+			var chatLogArea = new Rectangle(pos.X, pos.Y, Bounds.Width, Bounds.Height);
+			var chatpos = new int2(chatLogArea.X + 5, chatLogArea.Bottom - 5);
+
+			var font = Game.Renderer.Fonts["Regular"];
+			Game.Renderer.EnableScissor(chatLogArea);
+
+			foreach (var line in recentLines.AsEnumerable().Reverse())
+			{
+				var inset = 0;
+				string owner = null;
+
+				if (!string.IsNullOrEmpty(line.Owner))
+				{
+					owner = line.Owner + ":";
+					inset = font.Measure(owner).X + 5;
+				}
+
+				var text = WidgetUtils.WrapText(line.Text, chatLogArea.Width - inset - 6, font);
+				chatpos = chatpos.WithY(chatpos.Y - (Math.Max(15, font.Measure(text).Y) + 5));
+
+				if (chatpos.Y < pos.Y)
+					break;
+
+				if (owner != null)
+				{
+					font.DrawTextWithContrast(owner, chatpos,
+						line.Color, Color.Black, UseContrast ? 1 : 0);
+				}
+
+				font.DrawTextWithContrast(text, chatpos + new int2(inset, 0),
+					Color.White, Color.Black, UseContrast ? 1 : 0);
+			}
+
+			Game.Renderer.DisableScissor();
+		}
+
+		public void AddLine(Color c, string from, string text)
+		{
+			recentLines.Add(new ChatLine(from, text, Game.LocalTick + RemoveTime, c));
+
+			if (Notification != null)
+				Sound.Play(Notification);
+
+			while (recentLines.Count > LogLength)
+				recentLines.RemoveAt(0);
+		}
+
+		public void RemoveLine()
+		{
+			if (recentLines.Count > 0)
+				recentLines.RemoveAt(0);
+		}
+
+		public override void Tick()
+		{
+			if (RemoveTime == 0)
+				return;
+
+			// This takes advantage of the fact that recentLines is ordered by expiration, from sooner to later
+			while (recentLines.Count > 0 && Game.LocalTick >= recentLines[0].Expiration)
+				recentLines.RemoveAt(0);
+		}
+	}
+
+	class ChatLine
+	{
+		public readonly Color Color;
+		public readonly string Owner, Text;
+		public readonly int Expiration;
+
+		public ChatLine(string owner, string text, int expiration, Color color)
+		{
+			Owner = owner;
+			Text = text;
+			Expiration = expiration;
+			Color = color;
+		}
+	}
+}