internal AtlasChar(AtlasFont font, char chr, int adv, AtlasImage img)
{
Font = font;
Char = chr;
Advance = adv;
Image = img;
}
public void DrawText(AtlasFont font, ref string text, Vector2 position, Color4 color)
{
var pos = position;
AtlasChar prev = null;
AtlasChar chr;
for (int i = 0; i < text.Length; ++i)
{
chr = font.GetChar(text[i]);
if (prev != null)
{
pos.X += prev.GetKerning(chr.Char);
}
if (chr.Image != null)
{
DrawImage(chr.Image, pos, color);
}
pos.X += chr.Advance;
prev = chr;
}
}
public AtlasFont AddFont(string name, int ascent, int descent, int lineGap)
{
if (fonts.ContainsKey(name))
{
throw new Exception($"Atlas already has font with name: \"{name}\"");
}
var font = new AtlasFont(this, ref name, ascent, descent, lineGap);
fonts.Add(name, font);
return(font);
}
public bool TryGetFont(string name, out AtlasFont result)
{
return(fonts.TryGetValue(name, out result));
}
public void DrawText(AtlasFont font, string text, Vector2 position, Color4 color)
{
DrawText(font, ref text, position, color);
}