Draws an arc from center, start and end points, tangent, radius, and direction.
Specifies the number of control points.
Sets the direction for drawing the arc.
Draws the arc in a counterclockwise direction from the startpoint.
Draws the arc in a clockwise direction from the startpoint.
Forces the arc to go through the first picked point on the curve instead of allowing the point to slide along the curve.
Specifies a radius. If a tangent point exists on the second curve that meets the radius requirement, the tangent constraint will appear at that point as you drag the circle.