code: public ObjectProperty<Rectangle2dfx> controlPointBoundingBoxProperty() {
  		if (this.logicalBounds == null) {
  			this.logicalBounds = new ReadOnlyObjectWrapper<>(this, MathFXAttributeNames.CONTROL_POINT_BOUNDING_BOX);
  			this.logicalBounds.bind(Bindings.createObjectBinding(() -> {
  				final Rectangle2dfx bb = getGeomFactory().newBox();
  				Path2afp.calculatesControlPointBoundingBox(
  						getPathIterator(),
  						bb);
  				return bb;
  			},
  					innerCoordinatesProperty()));
  		}
  		return this.logicalBounds;
  	}
docs: Replies the property that corresponds to the bounding box of the control points.
  
  <p>The replied box is not the one corresponding to the drawable elements, as replied
  by {@link #boundingBoxProperty()}.
  
  @return the bounding box of the control points.