Represents the angle of the pen to the left or right around the center of its horizontal axis when the pen is horizontal.
Assembly: PresentationCore (in PresentationCore.dll)
This requires a three-dimensional digitizer.
If you hold the pen in front of you and write on an imaginary wall, zero yaw indicates that the pen is perpendicular to the wall. The value is negative if the tip is to the left of perpendicular and positive if the tip is to the right of perpendicular.
Available since 3.0