public FontSystem(FontSystemSettings settings)
{
if (settings == null)
{
throw new ArgumentNullException(nameof(settings));
}
_settings = settings.Clone();
if (_settings.FontLoader == null)
{
var loaderSettings = new StbTrueTypeSharpSettings
{
KernelWidth = _settings.KernelWidth,
KernelHeight = _settings.KernelHeight
};
_fontLoader = new StbTrueTypeSharpLoader(loaderSettings);
}
else
{
_fontLoader = _settings.FontLoader;
}
}
public StbTrueTypeSharpSource(byte[] data, StbTrueTypeSharpSettings settings)
{
if (data == null)
{
throw new ArgumentNullException(nameof(data));
}
_font = CreateFont(data, 0);
if (_font == null)
{
throw new Exception("stbtt_InitFont failed");
}
_settings = settings;
int ascent, descent, lineGap;
stbtt_GetFontVMetrics(_font, &ascent, &descent, &lineGap);
_ascent = ascent;
_descent = descent;
_lineHeight = ascent - descent + lineGap;
}
public StbTrueTypeSharpLoader(StbTrueTypeSharpSettings settings)
{
_settings = settings;
}