public static PathFigure AddArc (
    PathFigure pf,
    Rect r,
    double start,
    double sweep,
    bool setStartPoint
)

Public Shared Function AddArc( _
    pf As PathFigure, _
    r As Rect, _
    start As Double, _
    sweep As Double, _
    setStartPoint As Boolean _
) As PathFigure