On Tue, Sep 21, 2010 at 12:28:08PM +0930, Will Robertson wrote:
> On 2010-09-21 09:39:51 +0930, Gareth Hughes <garzoh...@gmail.com>
> said:
>
> >Peter Dyballa wrote:
> >>
> >>Am 20.09.2010 um 20:44 schrieb Gareth Hughes:
> >>
> >>>I'm asking for a more useful implementation that checks whether a
> >>>certain font is in use now
> >>
> >>
> >>Wouldn't it be sufficient to check what \{rm,sf,tt}default are set to?
> >
> >Perhaps, but a more general, fontspec solution is needed because the
> >fonts I want to work with are Syriac fonts. Also, I need to activate
> >kerning corrections only when that font is in use, i.e. it would be no
> >good to see if the font is being used in a document and then apply the
> >kerning corrections for all fonts in the document.
>
> It sort of depends how you want to write the code for the test.
> Here's a proof of concept that might do what you need:
>
> \documentclass{article}
> \usepackage{fontspec}
>
> \makeatletter
> \newcommand\IsFont[4][]{%
> \begingroup
> \let\curr...@family\f@family
> \fontspec[#1]{#2}
But this requires that the user always have the checked font, otherwise
fontspec will be loading a non-exiting font and will result in the
regular missing font errors.
Regards,
Khaled
--
Khaled Hosny
Arabic localiser and member of Arabeyes.org team
Free font developer
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