Re: Change in goffice graph file format

[Jean Bréfort <jean brefort normalesup org>]

Le samedi 14 juillet 2007 �0:16 +0200, Emmanuel Pacaud a �it :
> Hi,
> 
> Le mardi 03 juillet 2007 �2:18 +0200, Emmanuel Pacaud a �it :
> > During my recent work on graph fill support for xy and polar plots, it
> > came clearly (at least for me:) ) that the interpolation property in
> > GogStyle is out of place, and should be put in GogSeries. I'd like to do
> > the move, but if I do that, that would mean a file format change, since
> > GogStyle properties are handled differently than the other GogObjet
> > properties. I guess it's not an issue for gnumeric, since we have not
> > yet released a stable version that uses this property. But that would
> > break other applications that already use the goffice 0.4 version (and
> > use also the interpolation property, of course).
> 
> Here's the path that does the move. 
> 
> Any comments ?
> 
> 	Emmanuel.

I'm not sure it's a good idea. With the current implementation, we might
apply interpolation to objects which are not series such as trend lines
(when playing with non linear regressions, I encountered cases were the
current spline interpolation does not give an acceptable result).

Cheers,
Jean
-- 
Jean Br�rt <jean brefort normalesup org>