> poppler does have overprinting support (to a certain extent). See for example > the manpage of pdftops.
Thanks Oliver, that's great information - On Wed, 31 May 2023 at 02:10, Oliver Sander <oliver.san...@tu-dresden.de> wrote: > ... > > Maybe open a feature request at bugs.kde.org -- that's more easily kept > > track of. > > That I think is still a good idea. Turns out, there was already a bug raised in 2006(!): https://bugs.kde.org/show_bug.cgi?id=126942 I've added links back to this mailing list thread - is there any way I am able to raise the profile of this ticket to get it looked at (beyond having this discussion)? Regards, Bernie > > Best, > Oliver > > > > > Cheers, > > Oliver > > > > > > On 29.05.23 21:49, Laura David Hurka wrote: > >> Hi Bernard, > >> > >> I don’t know exactly what overprinting is, or what your requirements are. > >> I understand it as a feature similar to PDF layers. > >> Okular has a side panel for layers, you can try it with the last page of > >> what > >> a quick internet search gave me: > >> > >> https://www.edcfiresafe.org/wp-content/uploads/2015/12/Using-Layerd-PDFs-with-Sample-Map.pdf > >> > >> I assume your requirement is to display the document correctly, only on > >> your > >> screen of your local desktop computer. > >> > >> My conclusion is that Poppler (the PDF library normally used by Okular) > >> will > >> need to support “overprinting”. > >> If a user interface is necessary, that should be a sensible addition to > >> Okular, similar to how layers already have a user interface. > >> > >> Cheers, David > >> > >>> Hi everyone, > >>> > >>> We are currently supporting a very old version of 32 bit adobe reader on > >>> our ubuntu 22.04/kde desktops, due to the requirement for support for a > >>> PDF > >>> feature called "Overprint" which is used by our label printing supplier (I > >>> work for an Australian winery) > >>> > >>> [...] > >>> > >>> Is this feature something Okular would be interested in developing? > >> > >> > >> On Wed, 31 May 2023 at 02:10, Oliver Sander <oliver.san...@tu-dresden.de> wrote: > > > Bernard, can you explain more precisely what it is that you need? > > Without it I don't think you will get a better answer. > > Sorry for this: I just found your last email which gives more information. > Let me digest those first. > > > Maybe open a feature request at bugs.kde.org -- that's more easily kept > > track of. > > That I think is still a good idea. > > Best, > Oliver > > > > > Cheers, > > Oliver > > > > > > On 29.05.23 21:49, Laura David Hurka wrote: > >> Hi Bernard, > >> > >> I don’t know exactly what overprinting is, or what your requirements are. > >> I understand it as a feature similar to PDF layers. > >> Okular has a side panel for layers, you can try it with the last page of > >> what > >> a quick internet search gave me: > >> > >> https://www.edcfiresafe.org/wp-content/uploads/2015/12/Using-Layerd-PDFs-with-Sample-Map.pdf > >> > >> I assume your requirement is to display the document correctly, only on > >> your > >> screen of your local desktop computer. > >> > >> My conclusion is that Poppler (the PDF library normally used by Okular) > >> will > >> need to support “overprinting”. > >> If a user interface is necessary, that should be a sensible addition to > >> Okular, similar to how layers already have a user interface. > >> > >> Cheers, David > >> > >>> Hi everyone, > >>> > >>> We are currently supporting a very old version of 32 bit adobe reader on > >>> our ubuntu 22.04/kde desktops, due to the requirement for support for a > >>> PDF > >>> feature called "Overprint" which is used by our label printing supplier (I > >>> work for an Australian winery) > >>> > >>> [...] > >>> > >>> Is this feature something Okular would be interested in developing? > >> > >> > >>
