Re: [Libreoffice] GSoC 2012 - Improving Impress svg export filter

On Thu, 05 Apr 2012 23:44:15 +0200, Thorsten Behrens  
<thb@documentfoundation.org> wrote:

> Marco Cecchetti wrote:
> > >really glad to see you back - your CV is impressive, wrt the project
> > >plan - the above can IMO be done quicker, all those slide
> > >transitions are mostly coded individually - so if you can do wipe
> > >up, the other wipes, and push, are like 3 extra hours of work or so.
> >
> > Ops, sorry just a bad joke of my memory. After analyzed the source
> > code I agree that 3 weeks are too many. The routines involved in the
> > porting are createShapeTransition, crateSlideTransition,
> > ClippingAnimation, the various SlideChange helper classes and for
> > supporting CLIP POLYPOLYGON transitions some more routines.
> > Moreover the slide export needs to be reworked because of how master
> > page are exported: think of a master page shared between two
> > consecutive slides with a pushwipe transition (say from left to right)
> > for passing from one to the other. The master page should be both
> > entering from the left side and leaving on the right side, but with
> > only one actual master page for both slide is not possible to
> > implement such an effect. A solution is to utilize svg def and use
> > elements appropriately (by implementing the slide index I learned
> > that not all browser are happy with use element and visibility
> > attribute). So that requires a bit of design and work.
> > I think that 10-12 days can be enough for making all that working,
> > anyway for not make the time-line too complex I'll keep it officially
> > down to a single week. (In the end buffer weeks are there for  
> > something).
> Whoops. Right, did not see that problem - so why not split it out
> then, "rework master page sharing to work with slide transitions"?

Good advise :)


> > Well, if I need to fix the C++ implementation too I'll need a
> > long time for sure. So I modify that part as follows:
> You don't have to - just don't blindly copy c++ land. As I said,
> smart ideas appreciated. ;)

I got it.


> > >So - go ahead with submission. We can always tweak it, even inside
> > >melange.
> >
> > Indeed, I read your mail after posting the proposal, anyway I hope to
> > be able to edit it.
> Bah, what matters is what we agree upon. Glad to see your
> application filed. :)

Glad to hear that from you. :)
I updated the proposal according to the last hints.


Cheers,
-- Marco


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