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Thu Apr 02, 2020 2:52 am

I am trying to read the text of the rubberstamp on a pdf in vb.net I can read the subject but I want to read the name. There does not appear to be an explicit property for this value so I am afraid I will have to parse it out of the graphic somehow. Any help would be appreciated.

Thank you

Tom

dalsimer76
 
Posts: 1
Joined: Wed Apr 01, 2020 8:27 pm

Thu Apr 02, 2020 3:45 am

Hi Tom,

Thanks for your inquiry.
Please refer to the below code and download the latest Spire.PDF Pack(Hot Fix) Version:6.3.16 for testing. If there is any question, please provide your input file for further investigation. You could send it to us(support@e-iceblue.com) via email.
Code: Select all
        Dim doc As PdfDocument = New PdfDocument
        doc.LoadFromFile("filename")
        Dim sb As StringBuilder = New StringBuilder
        Dim page As PdfPageBase = doc.Pages(0)
        For Each annotation As PdfAnnotation In page.AnnotationsWidget.List
            If (TypeOf annotation Is PdfRubberStampAnnotationWidget) Then
                Dim prsa As PdfRubberStampAnnotationWidget = CType(annotation, PdfRubberStampAnnotationWidget)
                Dim stampSubject As String = prsa.Subject.ToString
                Dim stampName As String = prsa.Name
                sb.AppendLine("Stamp subject: " + stampSubject)
                sb.AppendLine("Stamp name: " + stampName)
            End If
        Next
        File.WriteAllText("out.txt", sb.ToString)


Sincerely,
Rachel
E-iceblue support team
User avatar

rachel.lei
 
Posts: 1571
Joined: Tue Jul 09, 2019 2:22 am

Wed Apr 15, 2020 9:31 am

Hello,

Greetings from E-iceblue!
Did my code help you? Could you please give us some feedback at your convenience?
Thanks in advance.

Sincerely,
Rachel
E-iceblue support team
User avatar

rachel.lei
 
Posts: 1571
Joined: Tue Jul 09, 2019 2:22 am

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