bool GotoTable(uint tag)
{
Table t;
if (Tables.TryGetValue(tag, out t))
{
Ix = t.Offset;
IxLimit = t.Offset + t.Length;
return(true);
}
return(false);
}
bool KeepInstructions = false; // Are font instructions retained ( not implemented, would need additional tables to be copied to PDF ).
int XG(int gi) // Translates a glyph index to the subset value.
{
if (gi < 0)
{
return(gi);
}
int x; if (!Xlat.TryGetValue(gi, out x))
{
x = GList.Count; Xlat[gi] = x; GList.Add(gi);
}
return(x);
}
int Index(int c) // Get the glyph index for a unicode point, checks Lookup cache first.
{
int gi;
if (!Lookup.TryGetValue(c, out gi))
{
gi = Inp.FindGlyph(c);
if (gi < 0)
{
return(gi);
}
Lookup[c] = gi; // cache result to avoid repeated calls to Inp.FindGlyph
}
return(gi);
}