Visual Basic

<br />
            Dim arrRegion As ArrayList 'fill the arraylist with points<br />
            If Not arrRegion.Count = 0 Then<br />
                Dim pntRegion(arrRegion.Count) As Point<br />
                pntRegion = arrRegion.ToArray(GetType(Point))<br />
                Dim c As New System.Drawing.Drawing2D.GraphicsPath<br />
                c.ClearMarkers()<br />
                c.AddCurve(pntRegion) 'you can add other shapes <br />
                If Not c Is Nothing Then<br />
                    Me.Region = New Region(c) 'here the control is redrawn with you'r points<br />
                End If<br />
            End If<br />