GdPicture.NET.14.API
GdPicture14 Namespace / GdPictureImaging Class / TwainSetYScaling Method
The image vertical scaling. A value of ‘1.0’ is equivalent to 100% scaling. Do not use values less than or equal to zero.





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TwainSetYScaling Method (GdPictureImaging)
In This Topic
Tries to set the current image vertical scaling factor for the selected twain source.
Syntax
'Declaration
 
Public Function TwainSetYScaling( _
   ByVal YScaling As Double _
) As Boolean
public bool TwainSetYScaling( 
   double YScaling
)
public function TwainSetYScaling( 
    YScaling: Double
): Boolean; 
public function TwainSetYScaling( 
   YScaling : double
) : boolean;
public: bool TwainSetYScaling( 
   double YScaling
) 
public:
bool TwainSetYScaling( 
   double YScaling
) 

Parameters

YScaling
The image vertical scaling. A value of ‘1.0’ is equivalent to 100% scaling. Do not use values less than or equal to zero.

Return Value

TRUE if success, FALSE otherwise -> Use TwainGetLastResultCode() and TwainGetLastConditionCode() methods for diagnosing the error.
Remarks
Before using this method check that the TWAIN state is TWAIN_SOURCE_OPEN (4) To get the TWAIN state, use the TwainGetState() method.
See Also