'DeclarationPublic Function MeasureRotation() As EPageRotation
'UsageDim instance As CiTools Dim value As EPageRotation value = instance.MeasureRotation()
public EPageRotation MeasureRotation()
public function MeasureRotation(): EPageRotation;
public function MeasureRotation() : EPageRotation;
public: EPageRotation MeasureRotation();
Return Value
If the image contains enough capital letters of the Latin alphabet, this method returns ciRotNone, ciRotUpsideDown, ciRotLeft, or ciRotRight.
If the image does not contain a sufficient number of good quality letters, then graphical features like lines are used.
If the most lines are horizontal, this method returns ciRotPortrait. If the most lines are vertical, this method returns ciRotLeftOrRight.
If neither sufficient letters or lines are present, this method returns ciRotUnknow.