Example





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GdPicture14 Namespace / GdPicturePDF Class / GetPageText Method

GetPageText Method (GdPicturePDF)

In This Topic
Returns the whole text, regardless if visible or hidden, of the current page of the loaded PDF document.

Just to inform you, that you can use the GuessPageTextRotation method to determine if the presented text is rotated on the current page.

Syntax
'Declaration

 


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

String^ GetPageText();

Return Value

The whole text of the currently selected page as a string. 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.

Please consider using the GuessPageTextRotation method to determine the possible text rotation on the current page.

Example
How to extract text of all pages in the PDF document to a text file. 
Dim caption As String = "Example: GetPageText"

Dim gdpicturePDF As New GdPicturePDF()

Dim status As GdPictureStatus = gdpicturePDF.LoadFromFile("test.pdf", False)

If status = GdPictureStatus.OK Then

    Dim text_file As New System.IO.StreamWriter("text_from_pages.txt")

    Dim pageCount As Integer = gdpicturePDF.GetPageCount()

    status = gdpicturePDF.GetStat()

    If status = GdPictureStatus.OK Then

        Dim message As String = Nothing

        Dim page_text As String = Nothing

        For i As Integer = 1 To pageCount

            status = gdpicturePDF.SelectPage(i)

            If status = GdPictureStatus.OK Then

                page_text = gdpicturePDF.GetPageText()

                status = gdpicturePDF.GetStat()

                If status = GdPictureStatus.OK Then

                    message = "Page: " + i.ToString() + " Status: " + status.ToString()

                    MessageBox.Show(message, caption)

                    text_file.WriteLine(message)

                    text_file.WriteLine(page_text)

                End If

            Else

                MessageBox.Show("The SelectPage() method has failed with the status: " + status.ToString(), caption)

            End If

        Next

    Else

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

    End If

    text_file.Close()

Else

    MessageBox.Show("The file can't be loaded.", caption)

End If

gdpicturePDF.Dispose()
string caption = "Example: GetPageText";

GdPicturePDF gdpicturePDF = new GdPicturePDF();

GdPictureStatus status = gdpicturePDF.LoadFromFile("test.pdf", false);

if (status == GdPictureStatus.OK)

{

    System.IO.StreamWriter text_file = new System.IO.StreamWriter("text_from_pages.txt");

    int pageCount = gdpicturePDF.GetPageCount();

    status = gdpicturePDF.GetStat();

    if (status == GdPictureStatus.OK)

    {

        string message = null;

        string page_text = null;

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

        {

            status = gdpicturePDF.SelectPage(i);

            if (status == GdPictureStatus.OK)

            {

                page_text = gdpicturePDF.GetPageText();

                status = gdpicturePDF.GetStat();

                if (status == GdPictureStatus.OK)

                {

                    message = "Page: " + i.ToString() + " Status: " + status.ToString();

                    MessageBox.Show(message, caption);

                    text_file.WriteLine(message);

                    text_file.WriteLine(page_text);

                }

            }

            else

            {

                MessageBox.Show("The SelectPage() method has failed with the status: " + status.ToString(), caption);

            }

        }

    }

    else

    {

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

    }

    text_file.Close();

}

else

{

    MessageBox.Show("The file can't be loaded.", caption);

}

gdpicturePDF.Dispose();
Example
How to extract text of all pages in the PDF document to a text file. Dim caption As String = "Example: GetPageText" Dim gdpicturePDF As New GdPicturePDF() Dim status As GdPictureStatus = gdpicturePDF.LoadFromFile("test.pdf", False) If status = GdPictureStatus.OK Then Dim text_file As New System.IO.StreamWriter("text_from_pages.txt") Dim pageCount As Integer = gdpicturePDF.GetPageCount() status = gdpicturePDF.GetStat() If status = GdPictureStatus.OK Then Dim message As String = Nothing Dim page_text As String = Nothing For i As Integer = 1 To pageCount status = gdpicturePDF.SelectPage(i) If status = GdPictureStatus.OK Then page_text = gdpicturePDF.GetPageText() status = gdpicturePDF.GetStat() If status = GdPictureStatus.OK Then message = "Page: " + i.ToString() + " Status: " + status.ToString() MessageBox.Show(message, caption) text_file.WriteLine(message) text_file.WriteLine(page_text) End If Else MessageBox.Show("The SelectPage() method has failed with the status: " + status.ToString(), caption) End If Next Else MessageBox.Show("The GetPageCount() method has failed with the status: " + status.ToString(), caption) End If text_file.Close() Else MessageBox.Show("The file can't be loaded.", caption) End If gdpicturePDF.Dispose() string caption = "Example: GetPageText"; GdPicturePDF gdpicturePDF = new GdPicturePDF(); GdPictureStatus status = gdpicturePDF.LoadFromFile("test.pdf", false); if (status == GdPictureStatus.OK) { System.IO.StreamWriter text_file = new System.IO.StreamWriter("text_from_pages.txt"); int pageCount = gdpicturePDF.GetPageCount(); status = gdpicturePDF.GetStat(); if (status == GdPictureStatus.OK) { string message = null; string page_text = null; for (int i = 1; i <= pageCount; i++) { status = gdpicturePDF.SelectPage(i); if (status == GdPictureStatus.OK) { page_text = gdpicturePDF.GetPageText(); status = gdpicturePDF.GetStat(); if (status == GdPictureStatus.OK) { message = "Page: " + i.ToString() + " Status: " + status.ToString(); MessageBox.Show(message, caption); text_file.WriteLine(message); text_file.WriteLine(page_text); } } else { MessageBox.Show("The SelectPage() method has failed with the status: " + status.ToString(), caption); } } } else { MessageBox.Show("The GetPageCount() method has failed with the status: " + status.ToString(), caption); } text_file.Close(); } else { MessageBox.Show("The file can't be loaded.", caption); } gdpicturePDF.Dispose();
See Also

Reference

GdPicturePDF Class
GdPicturePDF Members
GuessPageTextRotation Method
GetStat Method
GuessPageTextRotation Method
GetStat Method
GetPageCount Method
SelectPage Method
GetPageTextArea Method
GuessPageTextRotation Method
GetPageTextWithCoords(String) Method
SetTextExtractionOptions Method