How to show pdf in windows form and add annotation

GemBox.Pdf
1

How to show pdf in windows form and add annotation.

2

Hi Jason,

To view PDF in Windows Forms application, you could convert its pages to images and display them using PictureBox control. See the conversion example:

Or you could use WPF controls inside your Windows Forms application.
Here is how to display PDF file using DocumentViewer control and using Image control:

Both of these approaches are also showcased in our printing examples as a way to create a print preview:

I hope this helps.

Regards,
Mario

3

hi I am getting an error: the type initializer for gembox.Pdf.Objects.pdfDictionary threw an exemption

4

Hi Jason,

It seems like you’re missing some dependencies, I’m guessing HarfBuzzSharp or HarfBuzzSharp.NativeAssets.Win32.

Please try installing the GemBox.Pdf NuGet package:
https://www.nuget.org/packages/GemBox.Pdf

Does this solve your issue?

Regards,
Mario