Re: [ft-devel] [ft] FT_Get_Char_Index() does not work with Windings font

[Satz Klauer]

Thanks, I'll check it out.

On Thu, Mar 21, 2019 at 1:51 PM Werner LEMBERG <address@hidden> wrote:
>
>
> > [...] when I hand over the same 0x4100/"A" to FT_Get_Char_Index()
> > when Windings-font is used, the function always returns 0 and the
> > resulting vectors are just a caret.  The same is true for all other
> > letters.
> >
> > When I try "A" e.g. in Libreoffice with Windings-font, a valid
> > symbol is shown.
> >
> > So...any idea what is special with this font? What do I have to do
> > to get the same symbols as they are shown e.G. in Libreoffice?
>
> If you follow the link given in the documention of
> `FT_ENCODING_MS_SYMBOL', you would eventually reach
>
>   
> https://docs.microsoft.com/en-us/typography/opentype/spec/recom#non-standard-symbol-fonts
>
> which says
>
>   The 'cmap' subtable (platform 3, encoding 0) must use format 4.  The
>   character codes should start at 0xF000, which is in the Private Use
>   Area of Unicode.  It is suggested to derive the format 4 encodings
>   by simply adding 0xF000 to the format 0 (Macintosh) encodings.
>
> So simply add 0xF000 to your character code values.
>
>
>     Werner