srecord noeq JG22NetworkPort(G22Utils g22utils, JG22NetworkElement element, G22NetworkElement.Port port) > JPanel {
  {
    setOpaque(true);
    setBackground(Color.red);
    setSize(10, 10);
    Rect r = toRect(main getBounds(element,visualize()));
    setLocation(r.x+iround(port.position.x*r.w),
      r.y+iround(port.position.y*r.h));
  }
}