_bzpts _getHandleCount _getHandlePoint _getHandleType _hitTest _hitTestBox _output _setHandlePoint _transform _update crossCircle crossCircle getBeziers getRadiusX getRadiusY isCircle isCircle isCurve setCircle setCircle2P setCircle3P setRadius

setCircle3P() bool MgEllipse::setCircle3P ( const Point2d &  start, const Point2d &  point, const Point2d &  end  ) 过三点画圆 函数调用图: 这是这个函数的调用关系图: