public void Circle(
	Point center,
	int radius,
	Scalar color,
	int thickness = 1,
	LineType lineType = LineType.Link8,
	int shift = 0
)

Public Sub Circle ( 
	center As Point,
	radius As Integer,
	color As Scalar,
	Optional thickness As Integer = 1,
	Optional lineType As LineType = LineType.Link8,
	Optional shift As Integer = 0
)

public:
void Circle(
	Point center, 
	int radius, 
	Scalar color, 
	int thickness = 1, 
	LineType lineType = LineType::Link8, 
	int shift = 0
)

member Circle : 
        center : Point * 
        radius : int * 
        color : Scalar * 
        ?thickness : int * 
        ?lineType : LineType * 
        ?shift : int 
(* Defaults:
        let _thickness = defaultArg thickness 1
        let _lineType = defaultArg lineType LineType.Link8
        let _shift = defaultArg shift 0
*)
-> unit