OpenDWG i Delphi

Niakoi da prawil s Delphi prilojenie, koeto pawi AutoCAD fail (*.dwg)?
I , ako e parwil izpolzwal li function AddHatch(PatternType: SYSINT; const PatternName: WideString; Associativity: WordBool): IAcadHatch; safecall;
ako niakoi e uspial da naprawi towa bez problemi neka napishe kak tochno go e naprawil, molia.