LibreOffice Development [ Comments in .pptx ] (Annotations Issue)

[Vinaya Mandke]

Hi,

Now I can collect (parse) and save all the comment info on a particular
slide. As of now I am saving it in std::strings.

How are annotations actually displayed on the slide ? Which paint function
is called ?



On Thu, Jan 24, 2013 at 1:46 AM, Thorsten Behrens <
thb at documentfoundation.org> wrote:

> Vinaya Mandke wrote:
> > I am a trainee and have been assigned a project to debug and correct one
> > bug of LiBo.
> >
> Hi Vinaya,
>
> this is cool - great to have you looking into that!
>
> > As of now I have identified this much:-
> >
> >    - Comments folder with comment1.xml , CommentAuthors are getting
> created
> >    in the PPTx So this is an FileOpen issue
> >    - I have also identified that pptx opens and is handled from
> >    ../oox/source/ppt/presentationfragmenthandler.cxx (finalizeimport)
> >    - There are handlers for Notes, Layouts etc but none for Annotations.
> >
> Yeah, that sounds about right.
>
> >    - Furthermore I have also identified that Annotations are considered
> as
> >    smarttags and are not exactly treated as part of the Presentation and
> hence
> >    have no data structures in the SlidePersistPtr
> >
> I think this is rather missing than intended -
>
> > As of now I can identify whether a slide has a comment in it or not using
> > following in presentationfragmenthandler.cxx (finalizeimport) :-
> > OUString aCommentFragmentPath =
> > xSlideFragmentHandler->getFragmentPathFromFirstType(
> > CREATE_OFFICEDOC_RELATION_TYPE( "comment" ) );
> >  if ( !aCommentFragmentPath.isEmpty() ) { ... //comment present }
> >
> Yeps.
>
> > Furthermore:-
> >
> >    - ../sd/source/core/annotations have a few incomplete implementations
> >    for the Annotations (Annotations.cxx AnnotationAccess.cxx etc)
> >    - In presentationfragmenthandler there needs to another handler for
> >    comments but I am stuck on how this can be implemented.
> >
> I think the implementation in sd is complete enough to have export
> working - at least the ODF export seems to use it, check
> xmloff/source/draw/sdxmlexp.cxx's SdXMLExport::exportAnnotations().
>
> > So can you please guide how should I go about solving this issue ?
> >
> I did not look too deep just yet, but maybe the above ptr could get
> you started? Indeed you'd need to implement your own fragment handler,
> best start with a smaller blueprint like LayoutFragmentHandler and add
> all needed tokens that you'll want to consume.
>
> HTH,
>
> -- Thorsten
>
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