TwainGetYScaling Method (GdPictureImaging)

In This Topic

Asks to the opened source for current vertical scaling to apply to the scanned image.

Syntax

'Declaration
 
Public Function TwainGetYScaling() As Double

public double TwainGetYScaling()

public function TwainGetYScaling(): Double;

public function TwainGetYScaling() : double;

public: double TwainGetYScaling();

public:
double TwainGetYScaling();

The image vertical scaling. A value of â€˜1.0â€™ is equivalent to 100% scaling.

Remarks

Before using this method check that the TWAIN state is TWAIN_SOURCE_OPEN (4) To get the TWAIN state, use the TwainGetState() method.