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Dear André,


> I was thinking about this as well, and I'm not yet sure. At least,
> I can think of a very different solution. I'm not sure whether this
> is a useful direction, but we could probably construct a decorator,
> who removes "degenerated" normsubpaths. Degenerated means those
> normsubpaths, which do not result in any filled area when filling
> is done. By applying this decorator, also the strokes would be
> removed. This would be a solution completely outside of the graph.
> I'm not yet sure how to implement it best, but I think it could be
> done.
> 
> Doing it within the bar style is just an alternative approach,
> coming from a very different mindset, and would be very simple to
> implement. But my feeling still is, that it is a strange "hack" to
> get rid of the strokes. It really is something else what is going
> on here.
> 
> I've not yet done any decision on how to proceed with this issue. I
> just wanted to let you know, that I'm thinking in very different
> directions as well.

This would be a very interesting solution, even though in many
situations the user could suppress empty filled areas in a straight-
forward manner. But, of course, a more general approach like the one
you propose, is certainly preferable.

Best regards,
Gert

- -- 
 Gert-Ludwig Ingold     email: [email protected]
 Institut für Physik    Phone: +49-821-598-3234
 Universität Augsburg   Fax  : +49-821-598-3222
 D-86135 Augsburg       WWW  : www.physik.uni-augsburg.de/theo1/ingold
 Germany                PGP  : 86FF5A93, key available from homepage
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