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From: Hans Hagen <pragma@wxs.nl>
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Subject: Re: Vertically center text in a table
Date: Sun, 28 Jan 2001 19:56:15 +0100
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At 02:23 PM 1/27/01 +0100, Wouter Verheijen wrote:
>Hi,
>
>I have a simple table, like this:
>\starttabel[|r|r|r|r|]
>		\HL
>		\VL	90$\graden$ \VL	\hoeka \VL 12 \VL   3,4 \VL\FR
>		\VL	75$\graden$ \VL	\hoekb \VL \VL 10 \VL   3,1 \VL\MR

There is one \VL too much so that will give a funny table 

>The \hoeka and \hoekb are pictures, defined earlier.
>This gives two problems:
>- The other text in a row is located at the baseline. I want it to be
>  centered (vertically) in each cell. (because the row gets much
>  higher because of the picture)
>- The first picture is located a bit too high, and overlaps with the
>  upper \HL.

% output=pdftex

\starttekst

\def\halfwaybox%
  {\dowithnextbox
     {\dp\nextbox=0pt
      \setbox\nextbox=\hbox{\lower.5\ht\nextbox\box\nextbox}%
      \box\nextbox}
   \hbox}

\starttabel[|r|r|r|r|]
\HL
\VL 90$\graden$ \VL \halfwaybox{\externalfigure[koe]} \VL 12 \VL 3,4 \VL\AR
\HL
\VL 75$\graden$ \VL \halfwaybox{\externalfigure[koe]} \VL 10 \VL 3,1 \VL\AR
\HL
\stoptabel

\stoptekst

I'll add \halfway to the supp-box file. 

Hans
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                                  Hans Hagen | PRAGMA ADE | pragma@wxs.nl
                      Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
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