PageRotation Property (GdViewer)

In This Topic

Returns the rotation and flipping of the current page of the document displayed in the GdViewer control.

Syntax

Visual Basic
C#
Delphi
JScript
Managed Extensions for C++
C++/CLI

'Declaration
 
Public ReadOnly Property PageRotation As RotateFlipType

public RotateFlipType PageRotation {get;}

public read-only property PageRotation: RotateFlipType;

public function get PageRotation : RotateFlipType

public: __property RotateFlipType get_PageRotation();

public:
property RotateFlipType PageRotation {
   RotateFlipType get();
}

Property Value

A member of the System.Drawing.RotateFlipType enumeration. The current page rotation and flipping.

Remarks

You can use the Rotate method to rotate a single page in the control.

Example

How to rotate the current page upside down in the viewer and find out the final page rotation value.

VB.NET
C#

'We assume that the GdViewer1 control has been properly integrated.
If GdViewer1.DisplayFromFile("") = GdPictureStatus.OK Then
    Dim rotation As RotateFlipType = RotateFlipType.Rotate180FlipNone
    If GdViewer1.Rotate(rotation) = GdPictureStatus.OK Then
        MessageBox.Show("The current page is rotated: " + GdViewer1.PageRotation.ToString(), "GdViewer.PageRotation");
    Else
        MessageBox.Show("The current page can't be rotated. Status: " + GdViewer1.GetStat().ToString(), "GdViewer.PageRotation")
    End If
Else
    MessageBox.Show("The file can't be loaded. Status: " + GdViewer1.GetStat().ToString(), "GdViewer.PageRotation")
End If

//We assume that the GdViewer1 control has been properly integrated.
if (GdViewer1.DisplayFromFile("") == GdPictureStatus.OK)
{
    RotateFlipType rotation = RotateFlipType.Rotate180FlipNone;
    if (GdViewer1.Rotate(rotation) = GdPictureStatus.OK)
        MessageBox.Show("The current page is rotated: " + GdViewer1.PageRotation.ToString(), "GdViewer.PageRotation");
    else
        MessageBox.Show("The current page can't be rotated. Status: " + GdViewer1.GetStat().ToString(), "GdViewer.PageRotation");
}
else
    MessageBox.Show("The file can't be loaded. Status: " + GdViewer1.GetStat().ToString(), "GdViewer.PageRotation");

Reference

GdViewer Class
GdViewer Members
ViewRotation Property
PageRenderRotation Property
Rotate Method
RotateView Method