Add possibility to adjust the font size for PDF form filling

[Andy Sardina]

Cool!

I’ll work on a PR and avoid sharing pointers between the two levels.

On Wed, 24 Jul 2024 at 1:11 AM Albert Astals Cid <aacid at kde.org> wrote:

> El dimarts, 23 de juliol del 2024, a les 12:46:59 (CEST), Andy Sardina va
> escriure:
> > Hi,
> >
> >    I have used Okular recently to fill a PDF form and I haven't found a
> way
> > (in the UI) to adjust the font size for text fields. This is a problem
> > because for some text fields, specially the ones where one has to write
> an
> > address, even if the text fits perfectly in the Okular::FormLineEdit,
> when
> > it gets rendered, the text could be cut.
> >
> >  For example:
> >
> > [image: form-show.png]
> >
> > but when the form is hidden:
> >
> > [image: form-hidden.png]
> >
> > The problem seems to be that the font (and font size) for the
> > Okular::FormLineEdit is different from the one in the Default Appearance
> > (DA) in the PDF.
> >
> > My proposal is to take advantage of the method
> > Poppler::FormFieldText::setTextFontSize to adjust the font size in
> > the PopplerFormFieldText (Poppler Generator).
> >
> > Ideally, Poppler::FormFieldText could have a member function that
> returns a
> > pointer (to avoid duplicating the same object if many text files share
> the
> > same font) to
> > the font defined in the DA (implies changes in Poppler itself). This font
> > can then be used on the constructor of Okular::FormLineEdit to "sync"
> both
> > fonts.
> >
> > What do you think? Is this a change that could be accepted?
>
> Setting the font & font size is possibly a valid feature, we do that
> already
> for annotations so i don't see why we would not do it for Forms.
>
> What you suggest of sharing pointers between poppler and okular, that's
> possibly a bad idea.
>
> Cheers,
>   Albert
>
>
>
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