code: public void drawRectangle(Object parent, String name, Bbox rectangle, ShapeStyle style) {
  		if (isAttached()) {
  			Element element = helper.createOrUpdateElement(parent, name, "rect", style);
  			Dom.setElementAttribute(element, "x", Double.toString(rectangle.getX()));
  			Dom.setElementAttribute(element, "y", Double.toString(rectangle.getY()));
  			Dom.setElementAttribute(element, "width", Double.toString(rectangle.getWidth()));
  			Dom.setElementAttribute(element, "height", Double.toString(rectangle.getHeight()));
  		}
  	}
docs: Draw a rectangle onto the <code>GraphicsContext</code>.
  
  @param parent
  parent group object
  @param name
  The rectangle's name.
  @param rectangle
  The rectangle to be drawn. The bounding box's origin, is the rectangle's upper left corner on the
  screen.
  @param style
  The styling object for the rectangle.