[Gambas-user] Printing and Drawing in GB3

[Fabien Bodard]

maybe i can help you


2012/11/20 Rolf-Werner Eilert <eilert-sprachen at ...221...>

>
>
> Am 20.11.2012 11:45, schrieb Charlie Reinl:
> > Am Dienstag, den 20.11.2012, 10:58 +0100 schrieb Rolf-Werner Eilert:
> >> Hi,
> >>
> >> just to make sure I haven't overseen anything... In GB2 I could use Draw
> >> to draw into a DrawingArea or Picture or Printer object. In GB3 for a
> >> Printer, I have to use Paint instead, and Printer is completely event
> >> driven (_Begin, _Draw, _End)?
> >>
> >> This would mean re-writing my printer-preview and printing functions
> >> completely, because they are set to one of DrawingArea (for preview) or
> >> Printer before the thing starts, and then just print into these using
> >> Draw. The core functions don't care about what they draw in.
> >>
> >> If I understand it right, I now have to make a difference between
> >> preview and paper printing, so I have to make all those functions twice.
> >>
> >> Please confirm or correct me if I'm wrong.
> >>
> >> Regards
> >>
> >> Rolf
> >
> > Salut Rolf,
> >
> > to avoid that, you can save the DrawingAreas to disk, glue them with
> > "convert" to a PDF-Doc and send it to "evince" or any other PDF Viewer.
> >
> > Or use the example I sent you some days ago.
> >
>
> Ok, but I guess basically I am right here: it needs refurbishing the
> whole thing, not only a few parts. That's what I wanted to know before I
> start into any direction.
>
> Yes, your example will help a lot here :-) My "printing engine" I
> developed for my students database uses printing forms which function
> like HTML blended with some simple commands. It will take some
> re-organizing the stuff because the new way of printing in GB3 wants a
> different order. If there was a way to spare that work... But at least I
> can leave the preview functions (Form Editor and Printing Preview) as
> they are because they use Draw.
>
> I have a second project now where this engine could be of help, but it
> will have to be adapted to it anyway. So I will try that first and take
> back the result to the database project when it's running on the new one.
>
> Regards
>
> Rolf
>
>
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-- 
Fabien Bodard