ARX,膜结构 createPolyline

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[code]void createPolyline(std::vector<double> polylineDot){

        AcGePoint3dArray ptArr;
        size_t polylineDotLogicalSize = polylineDot.size() / 3;
        ptArr.setLogicalLength(polylineDotLogicalSize);
        size_t iter = 0;
        for(int i = 0; i < polylineDotLogicalSize; i++){
                ptArr[i].set(polylineDot.at(iter), polylineDot.at(iter + 1), polylineDot.at(iter + 2));
                iter = iter + 3;
        }

        AcDb3dPolyline *pNewPolyLine = new AcDb3dPolyline(AcDb::k3dSimplePoly, ptArr, Adesk::kFalse);
        pNewPolyLine->setColorIndex(3);
        AcDbBlockTable *pBlockTable;
        acdbHostApplicationServices() -> workingDatabase() -> getSymbolTable(pBlockTable, AcDb::kForRead);
        AcDbBlockTableRecord *pBlockTableRecord;
        //AsdkDbReactor дочка AcDbDatabaseReactor, gpDbr объект класса AsdkDbReactor
        if(gpDbr == NULL){
                gpDbr = new AsdkDbReactor();
        }
        acdbHostApplicationServices() -> workingDatabase() -> addReactor(gpDbr);


        pBlockTable->getAt(ACDB_MODEL_SPACE, pBlockTableRecord, AcDb::kForWrite);
        pBlockTable->close();

        AcDbObjectId polylineObjectId;
        
        pBlockTableRecord->appendNcDbEntity(polylineObjectId, pNewPolyLine);
        pBlockTableRecord->close();

        pNewPolyLine->setLayer(L"0");
        pNewPolyLine->close();

}
[/code]