osu/osu.Game/Skinning/LegacySpriteText.cs

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2019-08-30 04:04:11 +00:00
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System.Threading.Tasks;
using osu.Framework.Graphics.Sprites;
using osu.Framework.Text;
using osu.Game.Graphics.Sprites;
namespace osu.Game.Skinning
{
public class LegacySpriteText : OsuSpriteText
{
private readonly LegacyGlyphStore glyphStore;
public LegacySpriteText(ISkin skin, string font)
{
Shadow = false;
UseFullGlyphHeight = false;
Font = new FontUsage(font, 1);
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glyphStore = new LegacyGlyphStore(skin);
}
protected override TextBuilder CreateTextBuilder(ITexturedGlyphLookupStore store) => base.CreateTextBuilder(glyphStore);
private class LegacyGlyphStore : ITexturedGlyphLookupStore
{
private readonly ISkin skin;
public LegacyGlyphStore(ISkin skin)
{
this.skin = skin;
}
public ITexturedCharacterGlyph Get(string fontName, char character)
{
var texture = skin.GetTexture($"{fontName}-{character}");
if (texture == null)
return null;
return new TexturedCharacterGlyph(new CharacterGlyph(character, 0, 0, texture.Width, null), texture, 1f / texture.ScaleAdjust);
}
public Task<ITexturedCharacterGlyph> GetAsync(string fontName, char character) => Task.Run(() => Get(fontName, character));
}
}
}