public String optionsTipTextHTML(){
  return "<html><ul><li>No options for this renderer</li></ul></html>";
}

public String optionsTipTextHTML ( ) { return "<html><ul><li>No options for this renderer</li></ul></html>" ; }
gets a short list of additional options ( if any ) , suitable for displaying in a tip text , in html form . concrete subclasses should override this if they can actually process additional options .
