Re: font trickery

[Khaled Hosny <khaledhosny@eglug.org>]

On Wed, May 15, 2013 at 08:51:28AM -0600, Idris Samawi Hamid ادريس   سماوي حامد wrote:
> Hi Georg,
> 
> On Wed, 15 May 2013 00:09:22 -0600, Georg Duffner
> <g.duffner@gmail.com> wrote:
> 
> >I’d prefer to stay with the AFF syntax which is well established.
> 
> I wonder if the latest, virtually frozen FontForge supports the
> current AFF syntax or still uses an earlier version. Before AFF was
> complete George added the missing functionality but Adobe did not
> accept his additions. The former luatex support was probably based
> on George's modifications to the AFF syntax.
> 
> Hans and Taco know better, but I suppose a newer implementation of
> AFF in mkiv could be done in lua without touching the binary.

Right, the version of FontForge included in LuaTeX uses the old syntax,
FontForge has dropped it for the new Adobe syntax for few years now, but
it didn’t make its way into LuaTeX.

Regards,
Khaled

> But anyway, this may very well be beyond Hans' current plans for
> font trickery, but it's fun to discuss possibilities.

I think there is already some (not documented way) to achieve the same
effect in pure Lua code (Hans uses it to implement tlig and the likes).

Regards,
Khaled
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