Re: [Goocanvas-devel] Why color property is write only

[Damon C. <da...@ka...>]

On Thu, 2008-03-20 at 23:16 +0100, Bruno Coudoin wrote:
> Le lundi 03 mars 2008 à 22:29 +0000, Damon Chaplin a écrit :
> > On Sat, 2008-03-01 at 17:59 +0100, Bruno Coudoin wrote:
> > > In the GooCanvasItemSimple, the fill-color and stroke-color are write
> > > only. We have a use case in GCompris were we let the children save the
> > > items, thus we need to read these properties.
> > > 
> > > It there a good reason to have these properties write only ?
> > 
> > The "fill-color" and "stroke-color" properties are convenience
> > properties allowing you to use color names like "red". But these names
> > are immediately converted to RGB values and the strings aren't kept.
> > 
> > Can you use "fill-color-rgba" instead? That works with RGBA values
> > directly and is read/write.
> 
> Sorry for my late reply, yes I want to use the RGBA values but these
> props are WRITEONLY in the 0.9 tarball. I did not found the CVS to check
> further, is it somewhere ?.

You're right - they are WRITEONLY convenience properties as well.

I'd suggest using g_object_set_data() to store the color names/values
with the items.

Damon