[poppler] Annot rendering improvements
Carlos Garcia Campos
carlosgc at gnome.org
Mon Apr 2 11:56:46 PDT 2012
Excerpts from Leonard Rosenthol's message of dom abr 01 21:47:44 +0200 2012:
> Yes, the raw object has a /Rect of [0 0 100 100].
> HOWEVER, it doesn't have a prebuilt appearance. As such, Acrobat/Reader
> (or any other viewer) has to regenerate an appearance in order to render
> it to the page. Since your line has an L (the actual line coords) of [0 0
> 200 200], that causes Acrobat/Reader to generate a new bounding box that
> incorporates the entire line as that is what one would expect.
Yes, we don't do that. Is this part of the spec and we missed it, or
is a workaround for buggy documents?
> So no bug in Acrobat, but Poppler should probably do the same thing.
Sure, we'll do that, thank you very much for the clarification.
> On 4/1/12 4:03 AM, "Fabio D'Urso" <fabiodurso at hotmail.it> wrote:
> >> From: lrosenth at adobe.com
> >> To: fabiodurso at hotmail.it; poppler at lists.freedesktop.org
> >> Date: Sat, 31 Mar 2012 21:19:06 -0700
> >> Subject: Re: [poppler] Annot rendering improvements
> >> Acrobat & Adobe Reader must certainly clip an annotations appearance to
> >> the bounding area of the annotation.
> >> If you have an example PDF where this is not the case, I would very much
> >> like to see it.
> >6 0 obj
> >/Rect [ 0 0 100 100 ]
> >/Subtype /Line
> >/P 3 0 R
> >/Type /Annot
> >/M (D:20120401093948+01'00')
> >/F 4
> >/NM (36ab4956-9486-42c6-93e6-6be2baa56df3)
> >/C [ 1 0 0 ]
> >/BS <<
> >/W 2
> >/S /S
> >/CA 1
> >/Cap false
> >/LE [ /None /None ]
> >/L [ 0 0 200 200 ]
> >/T (fabio)
> >/Subj (Line)
> >/CreationDate (D:20120401093948+01'00')
> >/Popup 8 0 R
> >If I understand the specs correctly, it should only show the lower half
> >(like current
> >poppler does), no?
Carlos Garcia Campos
PGP key: http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x523E6462
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