kicad-developers team mailing list archive

[Jon Evans <jon@xxxxxxxxxxxxx>]

Hi all, thanks for the feedback.

Jon -- I will reach out to Mark and see what his plans are/were.

JP -- Thanks for the explanation

Tom -- Thanks for the explanation.  I agree it's a good idea to look into
Cairo for printing.

Yes, I should be able to fix the issue with PAINTER.

-Jon

On Wed, Feb 15, 2017 at 3:44 AM, Tomasz Wlostowski <
tomasz.wlostowski@xxxxxxx> wrote:

> On 14.02.2017 19:38, Jon Evans wrote:
> > Hi all,
> >
> > I want to get familiar with the GAL codebase, and it occurred to me that
> > it might be fun to play with porting GerbView to GAL.  I know it is on
> > the 6.x roadmap, but it seemed to me that it would be mostly not
> > dependent on any other changes that I see on the roadmap or have seen
> > people talking about on the mailing list.
> >
> Hi Jon,
>
> Many thanks for your involvement. I think working on a GAL port of
> GerbView is a great idea, even though it's not planned (yet) for the
> nearest release.
>
> > - Is anyone currently working on this?
>
> I don't think so.
>
> >
> > - If a GAL port is "feature-complete", is there any reason for the app
> > to retain the legacy graphics code, or can it just provide OpenGL and
> > Cairo backends?  My impression is the only think keeping legacy canvas
> > in pcbnew is feature differences between legacy and GAL, but I wanted to
> > check if there are other reasons.
>
> Except for printing mentioned by JP, there's no reason to keep legacy
> drawing code. I'm quite sure, though, printing could be handled by
> GAL-Cairo with some minor modifications.
>
> >
> > - In my first hour of looking at the code for this, it seems like the
> > GAL code currently has some interdependence with pcbnew that needs to be
> > straightened out before using GAL in other applications.  For example,
> > EDA_DRAW_PANEL_GAL depends on PCB_PAINTER, not a generic PAINTER.  Is
> > this an open problem for anyone to tackle, or does anyone actively have
> > plans to refactor this?
>
> It's an obvious mistake, EDA_DRAW_PANEL_GAL should depend on the base
> PAINTER class, and the PCB_PAINTER should be created in the
> PCB_DRAW_PANEL_GAL. Would you be able to fix this?
>
> Cheers,
> Tom
>
>
>