The constructor.
CircleHelper
Private centerPrivate radiusPrivate _handlePrivate Creates a new drag handler for the circle's center point.
A new event handler.
_handleDragCenter
CircleHelper
Private _handlePrivate Creates a new drag handler for the circle's radius control point.
A new event handler.
_handleDragCenter
CircleHelper
Classdesc
A helper for handling circles with an additional radius-control-point.