Color selector

Cyrille Berger cberger at cberger.net
Thu Oct 18 21:06:47 CEST 2007


On Thursday 18 October 2007, Boudewijn Rempt wrote:
> On Thursday 18 October 2007, Cyrille Berger wrote:
> > About the dialog:
> >  - hsv in the big color dialog is a good thing
>
> For comparison purposes: http://www.valdyas.org/~boud/colorpicker_ps.png.
>
> The purpose of the big color picker is to select a particular color
> accurately. We should define working spaces for the color spaces show in
> the docker: that means that we need to add options for default profiles for
> hsv(?), rgb, lab and cmyk in our preferences dialog.
hsb == rgb, right ? I don't see any reason to not use sRGB and sLAB.

> >  - we cannot do without cmyk but it should be more related to the current
> > CMYK color space if the current paint device is in a CMYK, not to some
> > random default
>
> Yes -- so we should define a default profile for cmyk in our settings.
We allready do or you mean let the user select the default cmyk ? Well if we 
are capable (and I don't see any reason why we couldn't be) to use the 
current CMYK color space in the dialog, I don't really see any reason for the 
setting.

> > About the docker(s):
> >  - a smaller hsv-based color selector with history for the default docker
> > (with a square, circle or triangle color area ?)
>
> And this docker should have a history section. Something like:
> http://www.valdyas.org/~boud/hsvdocker.png would be great. But I guess that
> we cannot get that done before 2.0.

I don't see why not ? (except time, but we do need a color selector).

> >  - the big color selector can stay as a docker, but should not be the
> > default one
> >  - and we need a third docker with a color selector dedicated to the
> > current color space (especially for special case like YCbCr), with
> > sliders for each of the components
>
> Yes. That could be either a docker on its own, like the palette docker, or
> a second tab to the hsv color picker.
May I point out that a docker could be a second tab by the user if he wish 
to ?

> > So if you have opinion or thoughts on the subject, or use cases, we are
> > all open to hear them !
>
> Of course, all this doesn't mean that we don't need the paint mixer docker
> mixing green again before our release!
Yeah !

-- 
Cyrille Berger


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