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From: Patrick Gundlach <pg@levana.de>
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Subject: Re: Stumped on Field
Date: Tue, 02 Sep 2003 18:41:17 +0200
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In-Reply-To: <1367.209.209.17.23.1060048985.squirrel@webmail.inreach.com> (darnold@northcoast.com's
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<darnold@northcoast.com> writes:

> In s-mag-01.tex, I am completely baffled by:
>
> \startusableMPgraphic{text}
>  StartPage ;
>   for i=Header,Text,Footer:
>    for j=LeftEdge,LeftMargin,Text,RightMargin,RightEdge:
>     draw Field[i][j] withpen pencircle scaled 0.5pt;
>    endfor;
>   endfor;
>  StopPage;
>  setbounds currentpicture to Field[Text][Text] ;
> \stopusableMPgraphic

Besides the already mentioned metafun manual, there is (on this
topic) a small illustration at 

http://levana.de/context/layout/page.pdf

Patrick