public Face GetFallbackFace(Library library, uint cp)
{
string file = null;
using (var pat = FcPattern.FromFamilyName("sans"))
{
using (var cs = new FcCharSet())
{
pat.ConfigSubstitute(fcconfig, FcMatchKind.Pattern);
pat.DefaultSubstitute();
cs.AddCharacter(cp);
pat.AddCharSet("charset", cs);
FcResult result;
using (var font = pat.Match(fcconfig, out result))
{
if (font.GetString(Fc.FC_FILE, 0, ref file) == FcResult.Match)
{
if (!fallbacks.ContainsKey(file))
{
fallbacks.Add(file, new Face(library, file));
}
return(fallbacks[file]);
}
}
}
}
if (sans != null)
{
return(sans);
}
var style = FontStyles.Regular;
sans = LoadSystemFace(library, "sans", ref style);
return(sans);
}
public void AddCharSet(string name, FcCharSet fcs)
{
Native.FcPatternAddCharSet(Handle, name, fcs.Handle);
}