Example





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GdPicture14 Namespace / GdViewer Class / PageRotation Property

PageRotation Property (GdViewer)

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Returns the rotation and flipping of the current page of the document displayed in the GdViewer control.
Syntax
'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. 
'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");
See Also

Reference

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