On Fri, Aug 01, 2008 at 11:04:01AM +0200, Hans Hagen wrote:
> Khaled Hosny wrote:
> > Font features doesn't seem to work with fallback fonts (or I didn't get
> > it right).
> > 
> > See the attached file (has some comments)
> 
> keep in mind that this is still somewhat experimental and that i might 
> add a bit more control over things
I see.

> % This doesn't use the fallback featue, so is OK
> \definefont[ArabType][Arabtype*fea]
> 
> you need to keep in mind that the *featureset specification is notr 
> always interpreted, so you need to specify the feature with the 
> (symbolic) font name:
> 
> \definefontfallback [ara] [Arabtype*fea] [arabic] [force=yes]
> \definefontsynonym[Arabicserif][Serif][fallbacks=ara]

Aha, I should somehow expected that (given all the combinations I
tried).

> we might deal withthe following later but currently it is not supported
> 
> % This doesn't render Arabic too
> \definefont[ArabicFea][Arabicserif*fea]
> 
> (one aspect of fallbacks is that each 'subfont' can have its own 
> features so inheriting from the parent font is not a good idea)

Right, it might not be desired at all.

Thanks,
 Khaled

-- 
 Khaled Hosny
 Arabic localizer and member of Arabeyes.org team