protected String evaluate(double lat,double lon,int level){
  this.lat=Math.floor(lat);
  this.lon=Math.floor(lon);
  this.level=level;
  return DTEDFrameUtil.lonToFileString((float)lon) + "/" + DTEDFrameUtil.latToFileString((float)lat,level);
}

protected String evaluate ( double lat , double lon , int level ) { this . lat = Math . floor ( lat ) ; this . lon = Math . floor ( lon ) ; this . level = level ; return DTEDFrameUtil . lonToFileString ( ( float ) lon ) + "/" + DTEDFrameUtil . latToFileString ( ( float ) lat , level ) ; }
update all the other settings based on these .
