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From: Hans Hagen <pragma@wxs.nl>
Subject: Re: cropping text
Date: Wed, 07 Sep 2005 15:38:32 +0200	[thread overview]
Message-ID: <431EED58.8080809@wxs.nl> (raw)
In-Reply-To: <431ED16F.90609@gmx.net>

Peter Rolf wrote:

>Hi all,
>
>I've used \doboundtext so far, to crop my text exactly as I want it. But
>now I've problems with text, that contains a \underbar token. It seems,
>that \handletokens can't handle \underbar.
>
>The other cropping alternative, \limitatetext, perfectly works with
>\underbar, but it's useless for me, as it cropps off only at word
>boundaries. mhh..
>
>Is there an (more or less) easy way to solve my problem?
>I don't need a full solution; any hints are welcome.
>  
>
here is a full solution; it's up to you to add documentation to the wiki 
(the macro will be in the next release)

\def\limitatefirstline#1#2#3%
  {\hbox\bgroup\strut
   \setbox\scratchbox\hbox{#1}%
   \ifdim\wd\scratchbox>#2\relax
     \setbox\scratchbox\hbox{#3}%
     \hsize#2\relax
     \advance\hsize-\wd\scratchbox
     \setbox\scratchbox\vbox{\forgetall#1}%
     \setbox\scratchbox\vsplit\scratchbox to \lineheight
     \vbox{\unvbox\scratchbox}%
     #3%
   \else
     #1%
   \fi
   \egroup}

\starttext

\limitatefirstline{\input tufte\relax}{10cm}{\unknown}

\stoptext


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  reply	other threads:[~2005-09-07 13:38 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-09-07 11:39 Peter Rolf
2005-09-07 13:38 ` Hans Hagen [this message]
2005-09-07 13:51   ` cropping text [final] Peter Rolf

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