Re: NewbieQ: Changing color on drawing primitives

[Jev <jev ecad org>]

I have worked it out, great! :)


How do I work out which pixel value corresponds to which color opr RGB
ref? Is there a color referance or a simple way of working it out,
besides trial and error?


Thanks for the help,
-Jev

On Wed, Jul 18, 2001 at 10:12:48AM +0200, CALMELS Clement wrote:
> > GdkColor        color;
> >
> > color->pixel = 0;
> > color->red = 65535;
> > color->green = 0;
> > color->blue = 0;
>
> Then just try gdk_colormap_alloc_color. It's the functiun that allocated
> the GdkColor, fixing the "pixel" value. You were right, a GdkColor with
> a "pixel" value is an allocated one.
> For more details, take a look at
> http://developer.gnome.org/doc/API/gdk/gdk-colormaps-and-colors.html
>
> Clement.

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