text: public void DumpDrawingGroupRecords(bool fat){DrawingGroupRecord r = (DrawingGroupRecord)workbook.FindFirstRecordBySid(DrawingGroupRecord.sid);r.Decode();IList escherRecords = r.EscherRecords;for (IEnumerator iterator = escherRecords.GetEnumerator(); iterator.MoveNext(); ){EscherRecord escherRecord = (EscherRecord)iterator.Current;if (fat)Console.WriteLine(escherRecord.ToString());elseescherRecord.Display(0);}}