Example





In This Topic
GdPicture14 Namespace / GdPicturePDF Class / GetPageContent Method

GetPageContent Method (GdPicturePDF)

In This Topic
Returns the whole content (in the form of postscript data) of the current page in the loaded PDF document.
Syntax
'Declaration

 


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

String^ GetPageContent();

Return Value

The postscript content of the currently selected page. The GetStat method can be subsequently used to determine if this method has been successful.
Remarks
This method is only allowed for use with non-encrypted documents.

It is recommend to use the GetStat method to identify the specific reason for the method's failure, if any.

Example
How to obtain the postscript content of all pages in the PDF document. The content of each page is subsequently saved into a separate file. 
Dim gdpicturePDF As New GdPicturePDF()

If gdpicturePDF.LoadFromFile("test.pdf", False) = GdPictureStatus.OK Then

    Dim count As Integer = gdpicturePDF.GetPageCount()

    Dim status As GdPictureStatus = gdpicturePDF.GetStat()

    If status = GdPictureStatus.OK Then

        Dim data As String = "", filename As String = "", message As String = ""

        For i As Integer = 1 To count

            status = gdpicturePDF.SelectPage(i)

            If status = GdPictureStatus.OK Then

                data = gdpicturePDF.GetPageContent()

                status = gdpicturePDF.GetStat()

                If status = GdPictureStatus.OK Then

                    filename = "content_page" + i.ToString() + ".txt"

                    System.IO.File.WriteAllText(filename, data)

                    message = message + "Content of the page nr." + i.ToString() + " has been successfully saved." + vbCrLf

                Else

                    message = message + "The GetPageContent() method has failed for the page nr." + i.ToString() + " with the status: " + status.ToString() + vbCrLf

                End If

            Else

                message = message + "The SelectPage() method has failed for the page nr." + i.ToString() + " with the status: " + status.ToString() + vbCrLf

            End If

        Next

        MessageBox.Show(message, "Example: GetPageContent")

    Else

        MessageBox.Show("The GetPageCount() method has failed with the status: " + status.ToString(), "Example: GetPageContent")

    End If

Else

    MessageBox.Show("The file can't be loaded.", "Example: GetPageContent")

End If

gdpicturePDF.Dispose()
GdPicturePDF gdpicturePDF = new GdPicturePDF();

if (gdpicturePDF.LoadFromFile("test.pdf", false) == GdPictureStatus.OK)

{

    int count = gdpicturePDF.GetPageCount();

    GdPictureStatus status = gdpicturePDF.GetStat();

    if (status == GdPictureStatus.OK)

    {

        string data = "", filename = "", message = "";

        for (int i = 1; i <= count; i++)

        {

            status = gdpicturePDF.SelectPage(i);

            if (status == GdPictureStatus.OK)

            {

                data = gdpicturePDF.GetPageContent();

                status = gdpicturePDF.GetStat();

                if (status == GdPictureStatus.OK)

                {

                    filename = "content_page" + i.ToString() + ".txt";

                    System.IO.File.WriteAllText(filename, data);

                    message = message + "Content of the page nr." + i.ToString() + " has been successfully saved.\n";

                }

                else

                    message = message + "The GetPageContent() method has failed for the page nr." + i.ToString() + " with the status: " + status.ToString() + "\n";

            }

            else

                message = message + "The SelectPage() method has failed for the page nr." + i.ToString() + " with the status: " + status.ToString() + "\n";

        }

        MessageBox.Show(message, "Example: GetPageContent");

    }

    else

        MessageBox.Show("The GetPageCount() method has failed with the status: " + status.ToString(), "Example: GetPageContent");

}

else

    MessageBox.Show("The file can't be loaded.", "Example: GetPageContent");

gdpicturePDF.Dispose();
Example
How to obtain the postscript content of all pages in the PDF document. The content of each page is subsequently saved into a separate file. Dim gdpicturePDF As New GdPicturePDF() If gdpicturePDF.LoadFromFile("test.pdf", False) = GdPictureStatus.OK Then Dim count As Integer = gdpicturePDF.GetPageCount() Dim status As GdPictureStatus = gdpicturePDF.GetStat() If status = GdPictureStatus.OK Then Dim data As String = "", filename As String = "", message As String = "" For i As Integer = 1 To count status = gdpicturePDF.SelectPage(i) If status = GdPictureStatus.OK Then data = gdpicturePDF.GetPageContent() status = gdpicturePDF.GetStat() If status = GdPictureStatus.OK Then filename = "content_page" + i.ToString() + ".txt" System.IO.File.WriteAllText(filename, data) message = message + "Content of the page nr." + i.ToString() + " has been successfully saved." + vbCrLf Else message = message + "The GetPageContent() method has failed for the page nr." + i.ToString() + " with the status: " + status.ToString() + vbCrLf End If Else message = message + "The SelectPage() method has failed for the page nr." + i.ToString() + " with the status: " + status.ToString() + vbCrLf End If Next MessageBox.Show(message, "Example: GetPageContent") Else MessageBox.Show("The GetPageCount() method has failed with the status: " + status.ToString(), "Example: GetPageContent") End If Else MessageBox.Show("The file can't be loaded.", "Example: GetPageContent") End If gdpicturePDF.Dispose() GdPicturePDF gdpicturePDF = new GdPicturePDF(); if (gdpicturePDF.LoadFromFile("test.pdf", false) == GdPictureStatus.OK) { int count = gdpicturePDF.GetPageCount(); GdPictureStatus status = gdpicturePDF.GetStat(); if (status == GdPictureStatus.OK) { string data = "", filename = "", message = ""; for (int i = 1; i <= count; i++) { status = gdpicturePDF.SelectPage(i); if (status == GdPictureStatus.OK) { data = gdpicturePDF.GetPageContent(); status = gdpicturePDF.GetStat(); if (status == GdPictureStatus.OK) { filename = "content_page" + i.ToString() + ".txt"; System.IO.File.WriteAllText(filename, data); message = message + "Content of the page nr." + i.ToString() + " has been successfully saved.\n"; } else message = message + "The GetPageContent() method has failed for the page nr." + i.ToString() + " with the status: " + status.ToString() + "\n"; } else message = message + "The SelectPage() method has failed for the page nr." + i.ToString() + " with the status: " + status.ToString() + "\n"; } MessageBox.Show(message, "Example: GetPageContent"); } else MessageBox.Show("The GetPageCount() method has failed with the status: " + status.ToString(), "Example: GetPageContent"); } else MessageBox.Show("The file can't be loaded.", "Example: GetPageContent"); gdpicturePDF.Dispose();
See Also

Reference

GdPicturePDF Class
GdPicturePDF Members
GetStat Method
GetStat Method
GetPageCount Method
SelectPage Method
GetCurrentPage Method
SetPageContent Method
GetPageText Method