Files
OpenRA/OpenRA.Game/Graphics/TextRenderable.cs
2013-10-05 21:01:22 +13:00

62 lines
2.2 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2013 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;
namespace OpenRA.Graphics
{
public struct TextRenderable : IRenderable
{
readonly SpriteFont font;
readonly WPos pos;
readonly int zOffset;
readonly Color color;
readonly string text;
public TextRenderable(SpriteFont font, WPos pos, int zOffset, Color color, string text)
{
this.font = font;
this.pos = pos;
this.zOffset = zOffset;
this.color = color;
this.text = text;
}
public WPos Pos { get { return pos; } }
public float Scale { get { return 1f; } }
public PaletteReference Palette { get { return null; } }
public int ZOffset { get { return zOffset; } }
public bool IsDecoration { get { return true; } }
public IRenderable WithScale(float newScale) { return new TextRenderable(font, pos, zOffset, color, text); }
public IRenderable WithPalette(PaletteReference newPalette) { return new TextRenderable(font, pos, zOffset, color, text); }
public IRenderable WithZOffset(int newOffset) { return new TextRenderable(font, pos, zOffset, color, text); }
public IRenderable OffsetBy(WVec vec) { return new TextRenderable(font, pos + vec, zOffset, color, text); }
public IRenderable AsDecoration() { return this; }
public void BeforeRender(WorldRenderer wr) {}
public void Render(WorldRenderer wr)
{
var screenPos = wr.Viewport.Zoom*(wr.ScreenPosition(pos) - wr.Viewport.TopLeft.ToFloat2()) - 0.5f*font.Measure(text).ToFloat2();
var screenPxPos = new float2((float)Math.Round(screenPos.X), (float)Math.Round(screenPos.Y));
font.DrawTextWithContrast(text, screenPxPos, color, Color.Black, 1);
}
public void RenderDebugGeometry(WorldRenderer wr)
{
var size = font.Measure(text).ToFloat2();
var offset = wr.ScreenPxPosition(pos) - 0.5f*size;
Game.Renderer.WorldLineRenderer.DrawRect(offset, offset + size, Color.Red);
}
}
}