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From Glenn Adams <gl...@skynav.com>
Subject Re: Inter-cell lines no longer "spurious" pdf viewer problem? RESOLVED
Date Thu, 08 Nov 2012 23:00:49 GMT
what i said about maximally minimizing your test FO; when you don't do so,
you lead devs astray

On Thu, Nov 8, 2012 at 2:39 PM, Rob Sargent <rsargent@xmission.com> wrote:

>  Please find attached a new fo which defines the sidebar for the left
> pages only.  The blue column will show the four lines separating each row,
> at least in Evince 3.4.0 (using poppler/cairo(0.18.4))
>
>
> On 11/08/2012 03:19 PM, Luis Bernardo wrote:
>
>
> Rob, I looked with more time at this issue and I think that my previous
> statement that I was seeing lines where they should not be was incorrect. I
> think they should be there because they are in the *fo source!
>
> It is true that no lines appear with Adobe, but they are visible both with
> Mac's Preview and Linux's Evince. But the lines are only in the column that
> does not spans rows, the one with the blue background. I do not see them in
> the column that spans rows. More than that I do not see any unexpected
> drawing commands in the PDF source.
>
> Can you please explain again what lines are you seeing in the printer
> output? Are they in the blue column or in the white column?
>
> On 11/8/12 5:40 PM, Rob Sargent wrote:
>
> We use iText as well as FOP in producing our printable product.  Some
> pages get a black background from iText (certain graphics look better that
> way).  When the black background is under the sidebar (as made with the
> referenced sidebar.fo) the nuisance-some inter-cell lines expose the
> black underlay. (Our fix is to not put the black under the sidebar.)
>
> In the original thread Jeremias Maerki wrote
>
> I suspect it's once
> more Adobe's anti-aliasing to be blamed. And this won't show up in print,
> BTW. To get rid of this on display, go to Acrobat's Preferences Dialog,
> select "Page Display" and enable "Enhance Thin Lines" (AR X) or disable
> "Smooth line Art". You may have to disable "Use 2D graphics acceleration",
> too. Nothing FOP can do at the moment. I've recently explained on this
> list what would need to be done to work around "Adobe's problem".
>
> Since there is a path whereon they do show up in print, I wonder if this
> suggested work-around should be revisited? It's not clear to me that this
> is still out of FOP's hands?
>
> Thank you for your indulgence,
>
> rjs
>
>
> On 11/05/2012 05:10 PM, Glenn Adams wrote:
>
> remove elements/attrs until the problem goes away and only comes back when
> adding the element/attr just removed (no matter what else is removed)
>
> On Tue, Nov 6, 2012 at 8:05 AM, Rob Sargent <rsargent@xmission.com> wrote:
>
>>  I have reviewed the sidebar.fo and it really cannot be substantially
>> reduced.  It simply fills the "outer edge" of our pages - region-start or
>> region end - with a narrow two-column, five-row table stretching the length
>> of the page.  The inner column is just spacer and the outer column gets the
>> section name(s) and number, a rule and a page number.  The names are
>> supplied in a rotated svg (not included).
>>
>
>
>
>
>
>
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