Files
OpenRA/OpenRA.Mods.Common/Widgets/LabelWidget.cs
2024-11-03 16:52:47 +02:00

133 lines
4.2 KiB
C#

#region Copyright & License Information
/*
* Copyright (c) The OpenRA Developers and Contributors
* 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, either version 3 of
* the License, or (at your option) any later version. For more
* information, see COPYING.
*/
#endregion
using System;
using OpenRA.Graphics;
using OpenRA.Primitives;
using OpenRA.Widgets;
namespace OpenRA.Mods.Common.Widgets
{
public enum TextAlign { Left, Center, Right }
public enum TextVAlign { Top, Middle, Bottom }
public class LabelWidget : Widget
{
[FluentReference]
public string Text = null;
public TextAlign Align = TextAlign.Left;
public TextVAlign VAlign = TextVAlign.Middle;
public string Font = ChromeMetrics.Get<string>("TextFont");
public Color TextColor = ChromeMetrics.Get<Color>("TextColor");
public bool Contrast = ChromeMetrics.Get<bool>("TextContrast");
public bool Shadow = ChromeMetrics.Get<bool>("TextShadow");
public Color ContrastColorDark = ChromeMetrics.Get<Color>("TextContrastColorDark");
public Color ContrastColorLight = ChromeMetrics.Get<Color>("TextContrastColorLight");
public int ContrastRadius = ChromeMetrics.Get<int>("TextContrastRadius");
public bool WordWrap = false;
public Func<string> GetText;
public Func<Color> GetColor;
public Func<Color> GetContrastColorDark;
public Func<Color> GetContrastColorLight;
[ObjectCreator.UseCtor]
public LabelWidget(ModData modData)
{
var textCache = new CachedTransform<string, string>(s => !string.IsNullOrEmpty(s) ? FluentProvider.GetMessage(s) : "");
GetText = () => textCache.Update(Text);
GetColor = () => TextColor;
GetContrastColorDark = () => ContrastColorDark;
GetContrastColorLight = () => ContrastColorLight;
}
protected LabelWidget(LabelWidget other)
: base(other)
{
Text = other.Text;
Align = other.Align;
VAlign = other.VAlign;
Font = other.Font;
TextColor = other.TextColor;
Contrast = other.Contrast;
ContrastColorDark = other.ContrastColorDark;
ContrastColorLight = other.ContrastColorLight;
ContrastRadius = other.ContrastRadius;
Shadow = other.Shadow;
WordWrap = other.WordWrap;
GetText = other.GetText;
GetColor = other.GetColor;
GetContrastColorDark = other.GetContrastColorDark;
GetContrastColorLight = other.GetContrastColorLight;
}
public void IncreaseHeightToFitCurrentText()
{
if (!Game.Renderer.Fonts.TryGetValue(Font, out var font))
throw new ArgumentException($"Requested font '{Font}' was not found.");
var line = GetText();
if (WordWrap)
line = WidgetUtils.WrapText(line, Bounds.Width, font);
Bounds.Height = Math.Max(Bounds.Height, font.Measure(line).Y);
}
public override void Draw()
{
if (!Game.Renderer.Fonts.TryGetValue(Font, out var font))
throw new ArgumentException($"Requested font '{Font}' was not found.");
var text = GetText();
if (text == null)
return;
if (WordWrap)
text = WidgetUtils.WrapText(text, Bounds.Width, font);
var textSize = font.Measure(text);
var position = RenderOrigin;
var offset = font.TopOffset;
if (VAlign == TextVAlign.Top)
position += new int2(0, -offset);
if (VAlign == TextVAlign.Middle)
position += new int2(0, (Bounds.Height - textSize.Y - offset) / 2);
if (VAlign == TextVAlign.Bottom)
position += new int2(0, Bounds.Height - textSize.Y);
if (Align == TextAlign.Center)
position += new int2((Bounds.Width - textSize.X) / 2, 0);
if (Align == TextAlign.Right)
position += new int2(Bounds.Width - textSize.X, 0);
DrawInner(text, font, GetColor(), position);
}
protected virtual void DrawInner(string text, SpriteFont font, Color color, int2 position)
{
var bgDark = GetContrastColorDark();
var bgLight = GetContrastColorLight();
if (Contrast)
font.DrawTextWithContrast(text, position, color, bgDark, bgLight, ContrastRadius);
else if (Shadow)
font.DrawTextWithShadow(text, position, color, bgDark, bgLight, 1);
else
font.DrawText(text, position, color);
}
public override Widget Clone() { return new LabelWidget(this); }
public override string GetCursor(int2 pos) { return null; }
}
}