Re: [Goocanvas-devel] fill/stroke_color_rgba on 32-bit machines using python bindings

[Brandon Lewis <brandon_lewis berkeley edu>]

Bruno Coudoin wrote:
> Le vendredi 17 avril 2009 à 00:20 -0700, Brandon Lewis a écrit :
> > I am having some difficulty with setting colors on goocanvas objects on 32-bit 
> > machines. Essentially what I do is pack the values from a gtk.gdk.Color object 
> > into a 32-bit word and assign it to the fill/stroke color properties.
> >
> > The problem is that on 32-bit machines, some color values exceed python's limit 
> > on the size of an int (since it has no unsigned type) and get promoted to longs. 
> > When this happens, the goocanvas bindings can't convert the value (which is 
> > still only 32-bits wide)
> >
> > Anyone have any suggestions on how to deal with this?
>
> You can force python to set a long value by appending an L at the end of
> the value like in color_rgba= 0xF44B9DFFL

But then goocanvas will reject it. All this does is specify that the literal 
value is a long. The issue is that goocanvas refuses to convert python longs to 
ints even when the value would fit within 32-bits.