private static Predicate<? super PDField> checkBeingPdPushButton() {
return f -> !(f instanceof PDPushButton);
}
this was left from previous mail
On Mon, Sep 18, 2023 at 8:25 PM Pados Attila <attila.pa...@gmail.com> wrote:
> Hi,
> thanks for help!
>
> I could finally try the 3.0.1-SNAPSHOT version, an hour ago. The main
> issue with garbage text on the pdf/table's header line, was solved, this
> looks ok.
>
> There are some other problems, all related to the flatten() method.
> One is, that images added to a pdf form are converted to a PDPushButton
> component on the AcroForm, and then they are subject to flatten.
> Version 2.0.29 correctly removes them from the form, and adds the image
> to the content stream.
>
> Version 3.0.0, and also 3.0.1-SNAPSHOT produces a pdf with missing images.
> I added a filtering, so these are filtered from flatten call:
>
> private static List<PDField> filterPDPushButtonFields(PDAcroForm form) {
> return
> form.getFields().stream().filter(checkBeingPdPushButton()).collect(Collectors.toList());
> }
> form.flatten(filterPDPushButtonFields(form), false);
>
> this looks ok, regarding the image.
> I re-tested these with 3.0.1-SNAPSHOT, and it has text distorted, letters
> badly positioned:
>
> [image: distorted-text.png]
>
>
>
> I am using the following to load the template pdf:
> InputStream resourceAsStream = ...
>
> PDDocument a1doc = Loader.loadPDF(new RandomAccessReadBuffer(
> resourceAsStream), () -> new ScratchFile(MemoryUsageSetting.
> setupTempFileOnly()));
>
>
> Original code used tempfile only for buffering the pdf load, I tried to
> imitate it. When the errors popped up, also tried to use
> RandomAccessReadBuffer, and it had no effect on the problems, so I set back
> using tempfile.
>
> PDAcroForm form = a1doc.getDocumentCatalog().getAcroForm(null);
> intentionally using the null parameter to prevent fixups running, so new
> behavior does not change much.
>
>
>
>
> On Sat, Sep 16, 2023 at 7:20 PM Tilman Hausherr <thaush...@t-online.de>
> wrote:
>
>> Hi,
>>
>> Andreas fixed it, please try a snapshot
>>
>> https://repository.apache.org/content/groups/snapshots/org/apache/pdfbox/pdfbox-app/3.0.1-SNAPSHOT/
>>
>> Tilman
>>
>> On 16.09.2023 05:05, Tilman Hausherr wrote:
>> > This sounds similar to
>> > https://issues.apache.org/jira/browse/PDFBOX-5666
>> >
>> > Tilman
>> >
>> > On 15.09.2023 23:40, Pados Attila wrote:
>> >> Our application uses 2.0.29 version without any problem. I am trying
>> >> to upgrade to 3.0.0.
>> >>
>> >> The application follows the pattern of loading in a template pdf,
>> >> which was edited to have some fields, with title and default value.
>> >> The program later updates the field's value, and then calles flatten()
>> >> on the AcroForm, so the fields are transformed to a readable,
>> >> positioned text.
>> >>
>> >> After the change to 3.0.0 and calling the flatten() method, the
>> >> field's title/caption values which are created on the template, turn
>> >> into garbage.
>> >>
>> >> One example is, when a table/grid element's header line contains a
>> >> text that includes () signs.
>> >> After the braces, the text becomes garbage.
>> >>
>> >> Images added on the template, as part of the form, were left from the
>> >> output.
>> >> I could work around this by filtering the acroform fields, and skip
>> >> the PDPushButton type fields.
>> >>
>> >> I could check with the pdfdebugger, that the main font used in the
>> >> template is lost in the output.
>> >> Any help would be appreciated, I am basically stucked with this task,
>> >> and probably there is a PdfBox bug in the background.
>> >>
>> >> I am expert with java, but not with pdfbox, the original working code
>> >> was made by someone else in the team.
>> >>
>> >
>> >
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>> > For additional commands, e-mail: users-h...@pdfbox.apache.org
>> >
>>
>>
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>>
>>
>
> --
> Attila Pados
> Java developer
> +36204432457
>
--
Attila Pados
Java developer
+36204432457
