constructor us pgml parser param owner own uml element param set render set fig associ object owner diagram set set owner set creat label owner set object end uml object associ end type model facad connect owner arrai src mult fig multipl end set add path item src mult path item placement src mult argo fig util mark posit color green src group fig associ end annot end set add path item src group path item placement src group argo fig util mark posit color blue dest mult fig multipl end set add path item dest mult path item placement dest mult argo fig util mark posit color red dest group fig associ end annot end set add path item dest group path item placement dest group argo fig util mark posit color orang set nearest point initi notat provid intern owner 