[求助]怎么定义在VS.NET开发2004ARX的本地函数?

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[求助]怎么定义在VS.NET开发2004ARX的本地函数? AcDbObjectId
CreateCircleL(AcGePoint3d center1,double r1)
{
AcGeVector3d normal(0.0,0.0,1.0,);
AcDbCircle *pCirc=new AcDbCirle(center1,normal,r1);
AcDbBlockTable *pBlockTable;
acdbHostApplicationServices()->workingDatabase()
->getBlockTable(pBlockTable,AcDb::kForRead);
AcDbBlockTableRecord *pBlockTableRecord;
pBlockTable->getAt(ACDB_MODEL_APACE,pBlockTableRecord,
AcDb::kForWrite);
pBlockTable->close();
AcDbObjectId circleId;
pBlockTableRecord->appendAcDbEntity(circleId,pCirc);
pBlockTableRecord->close();
pCirc->close();
return circleId;
} 红色的写义对码?