m_orientation;

Type: short

Default value 0  This variable specifies whether the barcode image should be generated normally or with clockwise or anti-clockwise rotation through 90 degrees.

Allowed values

0 - Normal orientation
1 - clockwise rotation by 90 degrees
2 anti-clockwise rotation by 90 degrees
-1 inverted

Note that only TrueType or compatible fonts may be rotated

 

More:

m_pattern;