Yes, could you share some of the code or a sample PDF?

> Am 25.02.2020 um 23:48 schrieb Gilad Denneboom <gilad.denneb...@gmail.com>:
> 
> I see... Let me ask it differently.
> Can I take the COSDictionary of an existing field, clone it as a new
> variable and then apply it to another field so that the latter is not a
> duplicate of the original former?
> I was pretty much able to do it, but I end up with a duplicate field,
> although I was able to (partially) change its name. So if the original
> field was called "BARCODE" and I set COSName.T of the new field to
> "BARCODE2" I end up with a field called "BARCODE2.BARCODE", and I can't
> seem to change its calculation script, either.
> 
>> On Tue, Feb 25, 2020 at 11:42 PM Maruan Sahyoun <sahy...@fileaffairs.de>
>> wrote:
>> 
>> from the Adobe extensions to the PDF spec.
>> 
>> https://www.adobe.com/devnet/pdf/pdf_reference.html
>> 
>> 
>> https://www.adobe.com/content/dam/acom/en/devnet/pdf/adobe_supplement_iso32000.pdf#page13
>> 
>> 
>> 
>>> Am 25.02.2020 um 23:16 schrieb Gilad Denneboom <
>> gilad.denneb...@gmail.com>:
>>> 
>>> Where did you get these values from? I'm not seeing "DataMatrix"
>> anywhere
>>> in the COSDictionary of the Barcode field, for example.
>>> 
>>>> On Tue, Feb 25, 2020 at 9:32 PM Maruan Sahyoun <sahy...@fileaffairs.de>
>>>> wrote:
>>>> 
>>>> I'm not sure I understand the issue you are facing.
>>>> 
>>>> you could do something like
>>>> 
>>>> for the field:
>>>> 
>>>> COSDictionary fieldDict = PDField.getCOSObject();
>>>> fieldDict.setInt(COSName.getPDFName("DataPrep"),0);
>>>> 
>>>> for the widget:
>>>> 
>>>> COSDictionary barcodeDict  = new COSDictionary();
>>>> barcodeDict.setName(COSName.TYPE, "PaperMetaData");
>>>> barcodeDict.setInt(COSName.VERSION, 1);
>>>> barcodeDict.setName(COSName.getPDFName("Symbology"), "DataMatrix");
>>>> ...
>>>> 
>>>> COSDictionnary annotsDict = PDAnnotationWidget.getCOSObject();
>>>> annotsDict.setItem(COSName.getPDFName("PMD"), barcodeDict);
>>>> 
>>>> ...
>>>> 
>>>> BR
>>>> Maruan
>>>> 
>>>> 
>>>> 
>>>>> I think I was able to do it by copying the COSDictionary object
>> directly
>>>> (I
>>>>> found I can set it at the Widget level, not the PDField level).
>>>>> However, the question remains how can I create a COSDictionary from
>>>>> scratch, only using its textual value? Or should I keep a file with a
>>>>> Barcode field somewhere on the system and copy the value from it
>>>> whenever I
>>>>> want to create such a field?
>>>>> 
>>>>> On Tue, Feb 25, 2020 at 8:14 PM Gilad Denneboom <
>>>> gilad.denneb...@gmail.com>
>>>>> wrote:
>>>>> 
>>>>>> Thanks for your time and for the tips, Maruan.
>>>>>> That was my intention, but I couldn't find how to set the
>> COSDictionary
>>>>>> value directly... In PDFBox 1.x this was possible, I believe, but I'm
>>>> not
>>>>>> seeing it in the 2.x version.
>>>>>> 
>>>>>> On Tue, Feb 25, 2020 at 7:02 PM Maruan Sahyoun <
>> sahy...@fileaffairs.de
>>>>> 
>>>>>> wrote:
>>>>>> 
>>>>>>> What I would suggest is to create a barcode with the settings you
>>>> would
>>>>>>> like to see applied in Adobe Acrobat and recreate that
>>>>>>> in PDFBox. There is no high level API in PDFBox for that so you need
>>>> to
>>>>>>> work with the field and the widget annotation
>>>>>>> COSDirectory directly.
>>>>>>> 
>>>>>>> You can start by creating a text field in PDFBox (as a barcode field
>>>> is a
>>>>>>> subtype of that) and use getCOSObject() on the PD
>>>>>>> model field and widget object.
>>>>>>> 
>>>>>>> As for the calculation you need to inject the correct JS code (again
>>>> I'd
>>>>>>> do some prototyping in Acrobat) into the action
>>>>>>> dictionaries.
>>>>>>> 
>>>>>>> From your response I get that you are aware that this will only work
>>>> in
>>>>>>> Adobe Acrobat. To use it with Adobe Reader you need to
>>>>>>> ensure that the correct usage rights have been applied to the PDF
>>>> before
>>>>>>> filling.
>>>>>>> 
>>>>>>> There is a reason that you are looking to create the PDF form with
>>>> PDFBox
>>>>>>> right?
>>>>>>> 
>>>>>>> I've not done that before but feel free to ask further questions. My
>>>> time
>>>>>>> is very limited these days but I'll try to help you as
>>>>>>> much as possible. Might also serve as a starter for an example.
>>>>>>> 
>>>>>>> BR
>>>>>>> Maruan
>>>>>>> 
>>>>>>> 
>>>>>>> 
>>>>>>>> Yes, that's correct.
>>>>>>>> 
>>>>>>>> The end user is going to use Acrobat. I'm aware that this will not
>>>> work
>>>>>>> in
>>>>>>>> Reader without some special rights applied to the file, but that
>>>> is not
>>>>>>>> currently a concern.
>>>>>>>> 
>>>>>>>> On Tue, Feb 25, 2020 at 5:39 PM Maruan Sahyoun <
>>>> sahy...@fileaffairs.de>
>>>>>>>> wrote:
>>>>>>>> 
>>>>>>>>> Hi Gilad,
>>>>>>>>> 
>>>>>>>>> so if I understand you correctly you are creating a PDF form with
>>>>>>> PDFBox,
>>>>>>>>> maybe prefill it and later on a user is filling out
>>>>>>>>> the form interactively. Now some of the fields should contain a
>>>>>>> dynamic
>>>>>>>>> barcode with the value being calculated from some other
>>>>>>>>> fields values. Is that correct? What's the end users application
>>>> for
>>>>>>>>> filling out the PDF?
>>>>>>>>> 
>>>>>>>>> BR
>>>>>>>>> Maruan
>>>>>>>>> 
>>>>>>>>>> The problem with that approach is that the image is static,
>>>> while I
>>>>>>> want
>>>>>>>>> a
>>>>>>>>>> field whose value can be changed (based on the value of another
>>>>>>> field).
>>>>>>>>>> On Tue, Feb 25, 2020 at 4:30 PM PDF Developer
>>>>>>> <pdf...@yahoo.com.invalid>
>>>>>>>>>> wrote:
>>>>>>>>>> 
>>>>>>>>>>> Hello Gilad,
>>>>>>>>>>> 
>>>>>>>>>>> I suppose you could define a form button and assign the
>>>>>>> appearance to
>>>>>>>>> be
>>>>>>>>>>> an image file, generated perhaps from Barcode4J. I use that
>>>> trick
>>>>>>> in
>>>>>>>>>>> Acrobat Pro to add content to PDFs, content I have scanned
>>>> to PDF.
>>>>>>>>>>> 
>>>>>>>>>>> I went down a different route and added barcodes as XObjects.
>>>>>>> Using the
>>>>>>>>>>> Okapi library, I wrote a very simple (no text) PDF Renderer
>>>> based
>>>>>>> on
>>>>>>>>> their
>>>>>>>>>>> SVG one and took the output from that renderer and wrapped
>>>> it as
>>>>>>> an
>>>>>>>>> XObject.
>>>>>>>>>>> PDFDev
>>>>>>>>>>> 
>>>>>>>>>>>   On Tuesday, February 25, 2020, 3:09:57 PM GMT, Gilad
>>>>>>> Denneboom <
>>>>>>>>>>> gilad.denneb...@gmail.com> wrote:
>>>>>>>>>>> 
>>>>>>>>>>> Any ideas? I saw an old post of yours where you write that
>>>> maybe
>>>>>>> this
>>>>>>>>> can
>>>>>>>>>>> be done with Barcode4J, but I think that would just generate
>>>> the
>>>>>>>>> barcode as
>>>>>>>>>>> an image, not as a field.
>>>>>>>>>>> 
>>>>>>>>>>> On Sun, Feb 23, 2020 at 11:20 PM Gilad Denneboom <
>>>>>>>>>>> gilad.denneb...@gmail.com>
>>>>>>>>>>> wrote:
>>>>>>>>>>> 
>>>>>>>>>>>> DataMatrix
>>>>>>>>>>>> 
>>>>>>>>>>>> On Sun, Feb 23, 2020 at 3:41 PM Maruan Sahyoun <
>>>>>>>>> sahy...@fileaffairs.de>
>>>>>>>>>>>> wrote:
>>>>>>>>>>>> 
>>>>>>>>>>>>> Hi Gilad,
>>>>>>>>>>>>> 
>>>>>>>>>>>>> what type of barcode would you like to generate?
>>>>>>>>>>>>> 
>>>>>>>>>>>>> BR
>>>>>>>>>>>>> Maruan
>>>>>>>>>>>>> 
>>>>>>>>>>>>>> Hi all,
>>>>>>>>>>>>>> 
>>>>>>>>>>>>>> Does anyone have any pointers on how to create a
>>>> Barcode
>>>>>>> field
>>>>>>>>> using
>>>>>>>>>>>>> PDFBox?
>>>>>>>>>>>>>> As far as I can see it's a text field, but with some
>>>> special
>>>>>>>>>>> properties,
>>>>>>>>>>>>>> such as the PaperMetaData (PMD) object, and a
>>>> calculation
>>>>>>> script
>>>>>>>>> with
>>>>>>>>>>>>>> specific JS code for copying the value from other
>>>> fields.
>>>>>>>>>>>>>> I can handle the latter, but the former seems quite
>>>>>>> difficult to
>>>>>>>>>>>>> implement,
>>>>>>>>>>>>>> so any help would be appreciated.
>>>>>>>>>>>>>> 
>>>>>>>>>>>>>> Thanks in advance,
>>>>>>>>>>>>>> Gilad
>>>>>>>>> 
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>>>>>>>>>>>>> 
>>>>>>>>>>>>> 
>>>>>>>>> 
>>>>>>>>> 
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>>>>>>>>> 
>>>>>>>>> 
>>>>>>> --
>>>>>>> Maruan Sahyoun
>>>>>>> 
>>>>>>> FileAffairs GmbH
>>>>>>> Josef-Schappe-Straße 21
>>>>>>> 40882 Ratingen
>>>>>>> 
>>>>>>> Tel: +49 (2102) 89497 88
>>>>>>> Fax: +49 (2102) 89497 91
>>>>>>> sahy...@fileaffairs.de
>>>>>>> www.fileaffairs.de
>>>>>>> 
>>>>>>> Geschäftsführer: Maruan Sahyoun
>>>>>>> Handelsregister: AG Düsseldorf, HRB 53837
>>>>>>> UST.-ID: DE248275827
>>>>>>> 
>>>>>>> 
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>>>>>>> 
>>>>>>> 
>>>> --
>>>> Maruan Sahyoun
>>>> 
>>>> FileAffairs GmbH
>>>> Josef-Schappe-Straße 21
>>>> 40882 Ratingen
>>>> 
>>>> Tel: +49 (2102) 89497 88
>>>> Fax: +49 (2102) 89497 91
>>>> sahy...@fileaffairs.de
>>>> www.fileaffairs.de
>>>> 
>>>> Geschäftsführer: Maruan Sahyoun
>>>> Handelsregister: AG Düsseldorf, HRB 53837
>>>> UST.-ID: DE248275827
>>>> 
>>>> 
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>>>> 
>>>> 
>> 

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