[Fontconfig] How can I get font list for specific language?

[Akira TAGOH]

On Fri, Mar 16, 2012 at 4:06 PM, Deokjin Kim <deokjin81.kim at samsung.com> wrote:
> Hello,
>
> I want to get font list for specific language.
>
> As I know, font file(*.ttf) has lang info. Below is example.
>      lang=bg|ko|kum|os|ru|sel
> What's the meaning of above info?
>      bg ==> BULGARIAN
>      ko ==> KOREAN
>      kum ==> ??
>      os ==> ??
>      ru ==> RUSSIAN
>      sel ==> ??
> Is it right infomation?

bg is Bulgarian, ko is Korean, kum is Kumyk, os is Ossetian, ru is
Russian, sel is Selkup.

> I can get lang info(lang=bg|ko|kum|os|ru|sel) using modification of fc-list.c, but I don't know exact meaning.
> Actually above font file is for korean. But it has not only "ko", but also "bg", "ru" ....
>
> Font file has wrong lang info? Otherwise, my approach is not good?

That would means that font has glyphs those orthography files contains.

> If you know proper approach, please let me know.

I think you need to add the lang into your pattern like:

FcPatternAddString(pat, FC_LANG, "ko");

-- 
Akira TAGOH