public override NFVector2 QueryRecordVector2(NFGUID self, string strRecordName, int nRow, int nCol) { if (mhtObject.ContainsKey(self)) { NFIObject xGameObject = (NFIObject)mhtObject[self]; return(xGameObject.QueryRecordVector2(strRecordName, nRow, nCol)); } return(new NFVector2()); }