Example





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GdPicture14 Namespace / AnnotationManager Class / SaveAnnotationsToXMPBase64Ex Method

SaveAnnotationsToXMPBase64Ex Method (AnnotationManager)

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Saves the GdPicture/XMP annotation part of all pages of the document currently handled by this AnnotationManager object to a Base64 encoded string.

Be aware that this method only handles GdPicture/XMP annotations.

Syntax
'Declaration

 


Public Function SaveAnnotationsToXMPBase64Ex() As String
public string SaveAnnotationsToXMPBase64Ex()
public function SaveAnnotationsToXMPBase64Ex(): String; 
public function SaveAnnotationsToXMPBase64Ex() : String;
public: string* SaveAnnotationsToXMPBase64Ex(); 
public:

String^ SaveAnnotationsToXMPBase64Ex();

Return Value

A Base64 encoded string containing the annotations data of all pages in the handled document.
Remarks

This method requires the Annotations component to run.

Example
How to transfer GdPicture/XMP annotations from one PDF document to another using a Base64 encoded string. 
Dim annotationManager As AnnotationManager = New AnnotationManager()

If annotationManager.InitFromFile("source.pdf") = GdPictureStatus.OK Then

    Dim annotBase As String = annotationManager.SaveAnnotationsToXMPBase64Ex()

    If annotationManager.GetStat() = GdPictureStatus.OK Then

        annotationManager.Close()

        If (annotationManager.InitFromFile("dest.pdf") = GdPictureStatus.OK) AndAlso

           (annotationManager.LoadAnnotationsFromXMPBase64(annotBase) = GdPictureStatus.OK) Then

            If annotationManager.SaveDocumentToPDF("dest_updated.pdf") = GdPictureStatus.OK Then

                MessageBox.Show("Done!", "AnnotationManager.SaveAnnotationsToXMPBase64Ex")

            End If

            annotationManager.Close()

        Else

            MessageBox.Show("Error!   Status: " + annotationManager.GetStat().ToString(), "AnnotationManager.SaveAnnotationsToXMPBase64Ex")

        End If

    Else

        MessageBox.Show("Error!   Status: " + annotationManager.GetStat().ToString(), "AnnotationManager.SaveAnnotationsToXMPBase64Ex")

    End If

Else

    MessageBox.Show("Error!   Status: " + annotationManager.GetStat().ToString(), "AnnotationManager.SaveAnnotationsToXMPBase64Ex")

End If

annotationManager.Dispose()
AnnotationManager annotationManager = new AnnotationManager();

if (annotationManager.InitFromFile("source.pdf") == GdPictureStatus.OK)

{

    string annotBase = annotationManager.SaveAnnotationsToXMPBase64Ex();

    if (annotationManager.GetStat() == GdPictureStatus.OK)

    {

        annotationManager.Close();

        if ((annotationManager.InitFromFile("dest.pdf") == GdPictureStatus.OK) &&

            (annotationManager.LoadAnnotationsFromXMPBase64(annotBase) == GdPictureStatus.OK))

        {

            if (annotationManager.SaveDocumentToPDF("dest_updated.pdf") == GdPictureStatus.OK)

                MessageBox.Show("Done!", "AnnotationManager.SaveAnnotationsToXMPBase64Ex");

            annotationManager.Close();

        }

        else MessageBox.Show("Error!   Status: " + annotationManager.GetStat().ToString(), "AnnotationManager.SaveAnnotationsToXMPBase64Ex");

    }

    else MessageBox.Show("Error!   Status: " + annotationManager.GetStat().ToString(), "AnnotationManager.SaveAnnotationsToXMPBase64Ex");

}

else MessageBox.Show("Error!   Status: " + annotationManager.GetStat().ToString(), "AnnotationManager.SaveAnnotationsToXMPBase64Ex");

annotationManager.Dispose();
See Also

Reference

AnnotationManager Class
AnnotationManager Members
SaveAnnotationsToXMPEx(String) Method
GetAnnotationCount Method
LoadAnnotationsFromXMP(String) Method
SaveAnnotationsToPage Method
BurnAnnotationsToPage(Boolean) Method