Re: [Freetype] How do I tell if a font supports a given Unicode set of characters?

[Miles Lane]

On 03 Jul 2001 10:49:34 +0200, David Turner wrote:
> Hello paul,
> 
> "Pedriana, Paul" a écrit :
> > 
> > Given a font, I want to know if it will be able to draw
> > (e.g.) Cyrillic characters with it. I can't know ahead of
> > time exactly what characters will be needed, but I do
> > have some confidence that if the font has most of the
> > common characters for one language, it is going to
> > be good enough for me to use.
> > 
> > Is there a machanism within Freetype to help out telling
> > what character sets a font supports? Or do I just pick
> > some representative characters and call FT_Get_Char_Index
> > and check the return value?
> >
> Well, there is no standard scheme to do what you want.
> Even if some font formats have some support for what you
> describe, it is generally not implemented correctly within
> the fonts :-(

Has the desire for this functionality been discussed with
the XFree86 development team?  Perhaps the XFree86 folks
could do some work to evolve the fonts to support this sort 
of checking.

Cheers,
        Miles