130 lines
3.6 KiB
C#
130 lines
3.6 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2019 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version. For more
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* information, see COPYING.
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*/
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#endregion
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using OpenRA.Primitives;
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using OpenRA.Widgets;
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namespace OpenRA.Mods.Common.Widgets
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{
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public class ChatDisplayWidget : Widget
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{
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public readonly int RemoveTime = 0;
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public readonly bool UseContrast = false;
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public readonly bool UseShadow = false;
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public readonly Color BackgroundColorDark = ChromeMetrics.Get<Color>("TextContrastColorDark");
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public readonly Color BackgroundColorLight = ChromeMetrics.Get<Color>("TextContrastColorLight");
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public string Notification = "";
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const int LogLength = 9;
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List<ChatLine> recentLines = new List<ChatLine>();
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public override Rectangle EventBounds { get { return Rectangle.Empty; } }
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public override void Draw()
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{
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var pos = RenderOrigin;
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var chatLogArea = new Rectangle(pos.X, pos.Y, Bounds.Width, Bounds.Height);
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var chatpos = new int2(chatLogArea.X + 5, chatLogArea.Bottom - 5);
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var font = Game.Renderer.Fonts["Regular"];
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Game.Renderer.EnableScissor(chatLogArea);
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foreach (var line in recentLines.AsEnumerable().Reverse())
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{
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var inset = 0;
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string name = null;
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if (!string.IsNullOrEmpty(line.Name))
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{
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name = line.Name + ":";
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inset = font.Measure(name).X + 5;
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}
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var text = WidgetUtils.WrapText(line.Text, chatLogArea.Width - inset - 6, font);
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chatpos = chatpos.WithY(chatpos.Y - (Math.Max(15, font.Measure(text).Y) + 5));
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if (chatpos.Y < pos.Y)
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break;
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if (name != null)
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{
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if (UseContrast)
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font.DrawTextWithContrast(name, chatpos,
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line.NameColor, BackgroundColorDark, BackgroundColorLight, 1);
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else if (UseShadow)
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font.DrawTextWithShadow(name, chatpos,
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line.NameColor, BackgroundColorDark, BackgroundColorLight, 1);
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else
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font.DrawText(name, chatpos, line.NameColor);
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}
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if (UseContrast)
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font.DrawTextWithContrast(text, chatpos + new int2(inset, 0),
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line.TextColor, Color.Black, 1);
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else if (UseShadow)
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font.DrawTextWithShadow(text, chatpos + new int2(inset, 0),
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line.TextColor, Color.Black, 1);
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else
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font.DrawText(text, chatpos + new int2(inset, 0), Color.White);
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}
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Game.Renderer.DisableScissor();
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}
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public void AddLine(string name, Color nameColor, string text, Color textColor)
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{
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recentLines.Add(new ChatLine(name, nameColor, text, textColor, Game.LocalTick + RemoveTime));
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if (Notification != null)
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Game.Sound.Play(SoundType.UI, Notification);
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while (recentLines.Count > LogLength)
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recentLines.RemoveAt(0);
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}
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public void RemoveLine()
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{
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if (recentLines.Count > 0)
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recentLines.RemoveAt(0);
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}
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public override void Tick()
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{
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if (RemoveTime == 0)
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return;
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// This takes advantage of the fact that recentLines is ordered by expiration, from sooner to later
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while (recentLines.Count > 0 && Game.LocalTick >= recentLines[0].Expiration)
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recentLines.RemoveAt(0);
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}
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}
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class ChatLine
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{
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public readonly Color NameColor;
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public readonly Color TextColor;
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public readonly string Name, Text;
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public readonly int Expiration;
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public ChatLine(string name, Color nameColor, string text, Color textColor, int expiration)
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{
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Name = name;
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Text = text;
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Expiration = expiration;
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NameColor = nameColor;
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TextColor = textColor;
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}
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}
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}
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