From: luigi scarso <luigi.scarso@gmail.com>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>
Subject: Re: processaction inside MP graphic
Date: Thu, 13 May 2010 11:13:07 +0200 [thread overview]
Message-ID: <AANLkTikWDmqji81AZnL1ACLVzPK5c5GlqI6jsJOuvl7t@mail.gmail.com> (raw)
In-Reply-To: <AANLkTimmDcBfoMMimsCdil6Ghem8DlVTMZWdXcNpdXoX@mail.gmail.com>
2010/5/13 Vianney le Clément <vleclement@gmail.com>:
> On Thu, May 13, 2010 at 09:30, Taco Hoekwater <taco@elvenkind.com> wrote:
>> Like many of the more complex commands, \processaction does not
>> expand totally. If you are using mkiv, you could define \Shape
>> like this:
>>
>> \def\Shape#1%
>> {\directlua{
>> local known = {square = 'unitsquare', circle = 'unitcircle' }
>> tex.sprint(known[#1] or 'unitsquare')}}
>
> Thanks Taco. That does the trick provided you enclose #1 with quotes:
>
> \def\Shape#1%
> {\directlua{
> local known = {square = 'unitsquare', circle = 'unitcircle' }
> tex.sprint(known['#1'] or 'unitsquare')}}
>
> Another, maybe uglier but plain TeX, solution I've come up with is
> defining auxiliary macros:
>
> \def\ShapeSSSsquare{unitsquare}
> \def\ShapeSSScircle{unitcircle}
> \def\Shape#1{\csname ShapeSSS#1\endcsname}
>
> But of course, this does not handle unknown options (though that could
> be added).
>
> I'll add this to the wiki.
>
> Vianney
> ___________________________________________________________________________________
> If your question is of interest to others as well, please add an entry to the Wiki!
>
> maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context
> webpage : http://www.pragma-ade.nl / http://tex.aanhet.net
> archive : http://foundry.supelec.fr/projects/contextrev/
> wiki : http://contextgarden.net
> ___________________________________________________________________________________
>
Also
\getparameters[Shape][square={unitsquare },
circle={unitcircle }]
\starttext
\startuseMPgraphic{test}
fill \Shapesquare scaled 1cm;
\stopuseMPgraphic
\useMPgraphic{test}
\stoptext
%%%%%%%%%%%%%%
\setevalue{square}{unitsquare}
\setevalue{circle}{unitcircle}
\starttext
\startuseMPgraphic{test}
fill \getvalue{square} scaled 1cm;
\stopuseMPgraphic
\useMPgraphic{test}
\stoptext
--
luigi
___________________________________________________________________________________
If your question is of interest to others as well, please add an entry to the Wiki!
maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context
webpage : http://www.pragma-ade.nl / http://tex.aanhet.net
archive : http://foundry.supelec.fr/projects/contextrev/
wiki : http://contextgarden.net
___________________________________________________________________________________
next prev parent reply other threads:[~2010-05-13 9:13 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-12 17:22 Vianney le Clément
2010-05-13 7:30 ` Taco Hoekwater
2010-05-13 8:45 ` Vianney le Clément
2010-05-13 9:13 ` luigi scarso [this message]
2010-05-13 9:19 ` Hans Hagen
2010-05-13 11:04 ` Vianney le Clément
2010-05-13 11:12 ` luigi scarso
2010-05-13 11:16 ` Vianney le Clément
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