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Re: [Groff] sqtroff / groff diffs - escape sequences

From: Werner LEMBERG
Subject: Re: [Groff] sqtroff / groff diffs - escape sequences
Date: Tue, 12 Feb 2002 23:57:22 +0100 (CET)

> > (See man groff_out). The polygon will automatically be closed
> > if sum(dxi) and sum(dyi) do not come back to the start.
> > To draw a series of connected line segments (polyline)
> > use a series of \D'l dx dy'.
> > 
> > Note, however (unless Werner/Bernd has already changed it)
> > that the final position is at (sum(dxi), sum(dyi)).
> > Hence it can be worth using \Z'\D'p ...'' so that you at
> > least know where you are (i.e. where you started).
> >
> I made the positioning algorithm selectable with a C macro.  Werner
> choose to enable STUPID_DRAWING_POSITIONING - so I'm innocent ;-)

Now we've finally an sqtroff user, so we can probably test this!

The question:

  Do \D'...' commands which draw *closed* objects (except circle and
  ellipse) move the current position?

I'm also interested which drawing commands exist within sqtroff.

Can you test this, please?


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