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PDFTron SDK

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NEW FORUMS here: https://community.pdftron.com/

This forum is no longer used, and is presented as an archive only.

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5/16/19

How to remove digital signatures?

Question: We have PDF files that cannot be edited because they have been digitally signed. It is more

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How to remove digital signatures?

Question: We have PDF files that cannot be edited because they have been digitally signed. It is more

5/16/19

6/4/15

How do I replace an image in PDF?

Q: How do I replace an existing image in PDF with another one? Same location just different

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ContentReplacer

How do I replace an image in PDF?

Q: How do I replace an existing image in PDF with another one? Same location just different

6/4/15

4/14/15

Reset PDF Page Rotation to 0

Q: We've noticed that some applications will generate PDF files with initial rotation values (in

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Reset PDF Page Rotation to 0

Q: We've noticed that some applications will generate PDF files with initial rotation values (in

4/14/15

12/5/14

Edit PDF page so that text is using a different font.

Q: I would like to use PDFNet SDK to edit PDFs by replacing fonts with another version. I found

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Edit PDF page so that text is using a different font.

Q: I would like to use PDFNet SDK to edit PDFs by replacing fonts with another version. I found

12/5/14

9/24/14

How do I apply Batch Redaction with Redactor?

Q: Which sample code would allow the user to highlight the bounding box on a PDF page so that I can

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How do I apply Batch Redaction with Redactor?

Q: Which sample code would allow the user to highlight the bounding box on a PDF page so that I can

9/24/14

9/22/14

How do I update PDFViewCtrl to reflect a change in field value?

Q: When trying to change value of a checkbox by code, the appearance does not refresh. For example in

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How do I update PDFViewCtrl to reflect a change in field value?

Q: When trying to change value of a checkbox by code, the appearance does not refresh. For example in

9/22/14

David Bauer, Ryan2

9/16/14

Toolbar does not show all available edit icons

Thank you for the feedback. This is something that we are considering to do in the future, though no

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Toolbar does not show all available edit icons

Thank you for the feedback. This is something that we are considering to do in the future, though no

9/16/14

David Bauer, Shirley Gong2

9/3/14

BUG? Inconsistent view in CompleteReader

Hi David, The built-in toolbar can be turned on/off using mToolManager.setBuiltInPanModeToolbarEnable

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BUG? Inconsistent view in CompleteReader

Hi David, The built-in toolbar can be turned on/off using mToolManager.setBuiltInPanModeToolbarEnable

9/3/14

5/29/14

How do I set CosEdit as my default PDF editor on Windows?

Q: It's easy to set a default PDF viewer on Windows. But how can I set CosEdit (http://www.

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How do I set CosEdit as my default PDF editor on Windows?

Q: It's easy to set a default PDF viewer on Windows. But how can I set CosEdit (http://www.

5/29/14

4/25/14

Removing transparency from PDF drawings

Q: We are an engineering company that uses AutoCAD for production of plans. Our current process of

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Removing transparency from PDF drawings

Q: We are an engineering company that uses AutoCAD for production of plans. Our current process of

4/25/14

Stratos Paraskevaidis, Support2

4/7/14

I guess you could copy all GState properties into a temp copy and implement an assignment operator

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I guess you could copy all GState properties into a temp copy and implement an assignment operator

4/7/14

Anderson Konzen, … Ryan3

1/23/18

How to make a PDF non-editable

Yes, by default all the annotations are visible. You can hide all annotations with PDFViewCtrl.

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How to make a PDF non-editable

Yes, by default all the annotations are visible. You can hide all annotations with PDFViewCtrl.

1/23/18

Daniel Lutz, Tomas Hofmann4

11/17/13

Reselect rectangle from annot after edit Quads

Hello Thomas, i found the solution. The method Annot.SetRect() is the right way. After the code i

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Reselect rectangle from annot after edit Quads

Hello Thomas, i found the solution. The method Annot.SetRect() is the right way. After the code i

11/17/13

10/25/13

Preserving PDF/A compliance after PDF editing

Q: I'm trying to add an e_signature field to a valid PDF/A document. Using the following code:

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Preserving PDF/A compliance after PDF editing

Q: I'm trying to add an e_signature field to a valid PDF/A document. Using the following code:

10/25/13

10/9/13

Low-level editing of PDF page content bytes

Q: We would like to directly edit the decoded bytes of a page content stream and would like to know

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Low-level editing of PDF page content bytes

Q: We would like to directly edit the decoded bytes of a page content stream and would like to know

10/9/13

10/2/13

Why is Form XObject not positioned correctly after editing PDF page content?

Q: We have encountered an issue when editing page content that invokes a Form XObject. We've

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Why is Form XObject not positioned correctly after editing PDF page content?

Q: We have encountered an issue when editing page content that invokes a Form XObject. We've

10/2/13

9/16/13

ElementWriter.Begin page_coord_sys

Q: We are attempting to edit a page content stream using ElementWriter's WriteMode. e_replacement

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ElementWriter.Begin page_coord_sys

Q: We are attempting to edit a page content stream using ElementWriter's WriteMode. e_replacement

9/16/13

Support, … Aaron Gravesdale3

2/6/14

How do I save my PDF to PDF 1.4 (no compressed objects and xrefs) with PDFNet SDK?

You can specify a PDF version by calling SDFDoc.Save instead of PDFDoc.Save. See https://groups.

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How do I save my PDF to PDF 1.4 (no compressed objects and xrefs) with PDFNet SDK?

You can specify a PDF version by calling SDFDoc.Save instead of PDFDoc.Save. See https://groups.

2/6/14

7/26/13

How do I get DeviceN colorants? How do I edit coloants in an existing PDF page?

Q: I have a device_n colorspace. Fillcolorspace returns device_n which contains an array of names but

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How do I get DeviceN colorants? How do I edit coloants in an existing PDF page?

Q: I have a device_n colorspace. Fillcolorspace returns device_n which contains an array of names but

7/26/13

7/17/13

Editing existing PDF streams in 'replacement' mode

Q: We would like to try modifying the Type3 font stream using ElementReader/Writer, but when calling

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Editing existing PDF streams in 'replacement' mode

Q: We would like to try modifying the Type3 font stream using ElementReader/Writer, but when calling

7/17/13

6/11/13

Re: Export a part of page of PDF file to another PDF file

There are couple of ways you can place a part of an existing page to another page: a) Use the

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Re: Export a part of page of PDF file to another PDF file

There are couple of ways you can place a part of an existing page to another page: a) Use the

6/11/13

5/31/13

Optimize PDF by removing duplicate image resources

Q: We have to generate thousands (500k) of personalized PDFs to print and mail out to customers. Each

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Optimize PDF by removing duplicate image resources

Q: We have to generate thousands (500k) of personalized PDFs to print and mail out to customers. Each

5/31/13

Support, Aaron2

1/7/15

Embedding thumbnails in PDF

Note also, that you can also call PDFDoc.GenerateThumbs(max_dimension) to embed thumbnails in all

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Embedding thumbnails in PDF

Note also, that you can also call PDFDoc.GenerateThumbs(max_dimension) to embed thumbnails in all

1/7/15

4/23/13

How do I add custom namespace properties in XMP metadata when generating/converting to PDF/A?

Q: For PDF/A conversion we rely on 'pdftron.PDF.PDFA.PDFACompliance' from PDFTron PDFNet SDK.

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How do I add custom namespace properties in XMP metadata when generating/converting to PDF/A?

Q: For PDF/A conversion we rely on 'pdftron.PDF.PDFA.PDFACompliance' from PDFTron PDFNet SDK.

4/23/13

3/22/13

How do I edit / replace / convert images in PDF using PDFNet SDK ?

Q: I am trying to produce a PDF which is a copy of an input PDF but with all the images converted to

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How do I edit / replace / convert images in PDF using PDFNet SDK ?

Q: I am trying to produce a PDF which is a copy of an input PDF but with all the images converted to

3/22/13

2/21/13

How do I change/edit "Lang" entry in my PDF-s ?

Q: I would like to change/edit /Lang entry in my PDFs using Pdftron PDFNet. The Lang attribute can be

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How do I change/edit "Lang" entry in my PDF-s ?

Q: I would like to change/edit /Lang entry in my PDFs using Pdftron PDFNet. The Lang attribute can be

2/21/13

2/5/13

Using PDFNet to resample / downscale images in PDF

Q: We have a client who sends us pdfs, which include pages of images. The images have been known to

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Using PDFNet to resample / downscale images in PDF

Q: We have a client who sends us pdfs, which include pages of images. The images have been known to

2/5/13

Support, … Ryan4

10/16/18

Moving some text elements on a PDF page

Editing PDF page content is non-trivial, as you it is easy to trigger knock on effects. Exact

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Moving some text elements on a PDF page

Editing PDF page content is non-trivial, as you it is easy to trigger knock on effects. Exact

10/16/18

12/3/12

PDFNet security controls related to data leakage, disk access, encryption ...

Q: We are using PDFNet on iOS & Android to view and markup/annotate PDFs. We want to make sure

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PDFNet security controls related to data leakage, disk access, encryption ...

Q: We are using PDFNet on iOS & Android to view and markup/annotate PDFs. We want to make sure

12/3/12

12/4/12

Re: Search for fields e.g [NAME] [TITLE] [*]

It seems that you should use 'pdftron.PDF.TextSearch' with a regular expression to match your

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ContentReplacer

Re: Search for fields e.g [NAME] [TITLE] [*]

It seems that you should use 'pdftron.PDF.TextSearch' with a regular expression to match your

12/4/12

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