Re: plugins: possibility to define new data type/format

[Jean Bréfort <jean brefort normalesup org>]

Actually it would be possible to add a new format, but not inside a
plugin. This needs to be in goffice code. Please file a bug report.

Le vendredi 22 janvier 2010 à 09:00 +0100, Jean Bréfort a écrit :
> Le jeudi 21 janvier 2010 à 17:50 -0800, RLa a écrit :
> > Have a good evening,
> >
> > As an astronomer, I need to enter coordinates in the classical sexagesimal
> > format using degrees (0 to 360 with 1/60 and 1/3600 divisions) or angle
> > hours (0 to 24 with 1/60 and 1/3600 divisions, that's right ascension). 
> > Using "time" format with "[HH]:mm:ss" is OK, until one has to use
> > trigonometric functions to perform spherical trigonometry... then you have
> > to multiply by 180/pi() or 12/pi() in each call to a trigonometric function,
> > and not to get confused between declination (180/pi) and right ascension
> > (12/pi)!
> >
> > Would it be possible to define a new data type via plugins (angles using
> > radians internally, but displaying something else via formats, like dates
> > that are represented internally like an offseted Julian Day) like one
> > defines functions? 
>
> You can't define such units, but you migth define trigonometric
> functions using degrees as intput (or output).
>
> Regards,
> Jean
>
> _______________________________________________
> gnumeric-list mailing list
> gnumeric-list gnome org
> http://mail.gnome.org/mailman/listinfo/gnumeric-list