读写DWG
转载至:http://hi.baidu.com/kcpnevergiveup/item/60d43edea9522f10e1f46f4e void createDwg() { AcDbDatabase *pDb = new AcDbDatabase(); AcDbBlockTable *pBtbl; pDb->getSymbolTable(pBtbl, AcDb::kForRead); AcDbBlockTableRecord *pBtblRcd; pBtbl->getAt(ACDB_MODEL_SPACE, pBtblRcd, AcDb::kForWrite); pBtbl->close(); AcDbCircle *pCir1 = new AcDbCircle(AcGePoint3d(1,1,1), AcGeVector3d(0,0,1), 1.0), *pCir2 = new AcDbCircle(AcGePoint3d(4,4,4), AcGeVector3d(0,0,1), 2.0); pBtblRcd->appendAcDbEntity(pCir1); pCir1->close(); pBtblRcd->appendAcDbEntity(pCir2); pCir2->close(); pBtblRcd->close(); // AcDbDatabase::saveAs() does NOT automatically // append a DWG file extension, so it // must be specified. // pDb->saveAs(_T("I:\\test1.dwg")); delete pDb; } void readDwg() { // Set constructor parameter to kFalse so that the // database will be constructed empty. This way only // what is read in will be in the database. // AcDbDatabase *pDb = new AcDbDatabase(Adesk::kFalse); // The AcDbDatabase::readDwgFile() function // automatically appends a DWG extension if it is not // specified in the filename parameter. // pDb->readDwgFile(_T("test1.dwg")); // Open the model space block table record. // AcDbBlockTable *pBlkTbl; pDb->getSymbolTable(pBlkTbl, AcDb::kForRead); AcDbBlockTableRecord *pBlkTblRcd; pBlkTbl->getAt(ACDB_MODEL_SPACE, pBlkTblRcd, AcDb::kForRead); pBlkTbl->close(); AcDbBlockTableRecordIterator *pBlkTblRcdItr; pBlkTblRcd->newIterator(pBlkTblRcdItr); AcDbEntity *pEnt; for (pBlkTblRcdItr->start(); !pBlkTblRcdItr->done(); pBlkTblRcdItr->step()) { pBlkTblRcdItr->getEntity(pEnt, AcDb::kForRead); acutPrintf(_T("classname: %s\n"), (pEnt->isA())->name()); pEnt->close(); } pBlkTblRcd->close(); delete pBlkTblRcdItr; delete pDb; }查看完整版本： 读写DWG
Tags: AcDbDatabase, readDwgFile
