code: public void setMyLocation(final double LON, final double LAT) {
          this.MY_LOCATION.setLocation(LON, LAT);
          checkForBlips();
          init(getInnerBounds().width, getInnerBounds().height);
          repaint();
      }
docs: Defines the position of the center of the radar by the
  given coordinates as latitude and longitude
  @param LON
  @param LAT