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From: "Thomas A. Schmitz" <thomas.schmitz@uni-bonn.de>
To: Hans Hagen <pragma@wxs.nl>
Cc: mailing list for ConTeXt users <ntg-context@ntg.nl>
Subject: Re: xml syntax for \externalfigure
Date: Fri, 3 Jun 2011 22:56:45 +0200	[thread overview]
Message-ID: <C11D1C4F-3A87-4A8E-AFBF-854CE10B7B13@uni-bonn.de> (raw)
In-Reply-To: <4DE948FA.1040107@wxs.nl>


On Jun 3, 2011, at 10:50 PM, Hans Hagen wrote:

> On 3-6-2011 10:19, Thomas A. Schmitz wrote:
>> 
>> Hmm, almost... Gives the dreaded "Missing number, treated as zero" error. But your "fit" gave me an idea: this works:
>> 
>> [height=\xmlattdef{#1}{height}{fit}]
>> 
>> but only if I have a real dimension as in height="5cm". What if I want to define something like height="0.4" and want this to be the equivalent of height=0.4\textheight ? This of course doesn't work:
>> 
>> [height=\xmlattdef{#1}{height}{fit}\textheight]
>> 
>> since it will expand to "fit\textheight" as a default option. Any suggestions?
> 
> something (slow):
> 
> \expdoifelse
>  {\xmlattdef{#1}{height}{fit}
>  {fit}
>  {\xmlatt{#1}{height}\textheight}
> 
> (of you define a lua helper)
> 
Ah, expdoifelse is for "expanded doifelse," right? Any examples for such a lua helper? Sounds good, but I still haven't been able to understand how to mix xml and lua code.

Thanks!

Thomas
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  reply	other threads:[~2011-06-03 20:56 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-03 19:23 Thomas A. Schmitz
2011-06-03 19:57 ` Aditya Mahajan
2011-06-03 20:19   ` Thomas A. Schmitz
2011-06-03 20:28     ` Thomas A. Schmitz
2011-06-03 20:50     ` Hans Hagen
2011-06-03 20:56       ` Thomas A. Schmitz [this message]
2011-06-03 22:14         ` Peter Münster
2011-06-03 22:24           ` Hans Hagen
2011-06-04 20:35           ` Thomas A. Schmitz

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