C++ AcDbObject::isKindOf方法代码示例

void
ArxDbgAppEditorReactor::searchOneDictionary(AcDbDictionary* dict, AcDbObjectIdArray& objIds)
{
        // get an iterator over this dictionary
    AcDbDictionaryIterator* dictIter = dict->newIterator();
    ASSERT(dictIter != NULL);

        // walk dictionary and just collect all the entries that are of the
        // given type
    AcDbObject* obj;
    for (; !dictIter->done(); dictIter->next()) {
        if (acdbOpenAcDbObject(obj, dictIter->objectId(), AcDb::kForRead) == Acad::eOk) {
            if (obj->isKindOf(ArxDbgDbDictRecord::desc())) {
                objIds.append(obj->objectId());
            }
            else if (obj->isKindOf(AcDbDictionary::desc())) {
                searchOneDictionary(AcDbDictionary::cast(obj), objIds);
            }

            obj->close();
        }
    }
    delete dictIter;
    dict->close();
}

// This is the main function of this app.  It allows the
// user to select an entity.  It then checks to see if the
// entity is a 2d-polyline.  If so, then it calls iterate
// passing in the objectId of the pline.
// 
void
listPline()
{
    int rc;
    ads_name en;
    AcGePoint3d pt;
    rc = acedEntSel(_T("\nSelect a polyline: "), en,
        asDblArray(pt));

    if (rc != RTNORM) {
        acutPrintf(_T("\nError during object selection"));
        return;
    }

    AcDbObjectId eId;
    acdbGetObjectId(eId, en);

    AcDbObject *pObj;
    acdbOpenObject(pObj, eId, AcDb::kForRead);
    if (pObj->isKindOf(AcDb2dPolyline::desc())) {
        pObj->close();
        iterate(eId);
    } else {
        pObj->close();
        acutPrintf(_T("\nSelected entity is not an AcDb2dPolyline. \nMake sure the setvar PLINETYPE is set to 0 before createing a polyline"));
    }
}

void
ArxDbgUiTdcWblockClone::divideCloneSet(const AcDbObjectIdArray& cloneSet,
                            AcDbObjectIdArray& nonEntSet,
                            AcDbObjectIdArray& okToCloneSet)
{
    Acad::ErrorStatus es;
    AcDbObject* obj;

    int len = cloneSet.length();
    for (int i=0; i<len; i++) {
        es = acdbOpenAcDbObject(obj, cloneSet[i], AcDb::kForRead);
        if (es == Acad::eOk) {
            if (obj->isKindOf(AcDbEntity::desc()))
                okToCloneSet.append(obj->objectId());
            else
                nonEntSet.append(obj->objectId());

            obj->close();
        }
    }
}

static void GetTagGEById2_Helper( const CString& geType, const AcDbObjectIdArray& allObjIds, AcDbObjectIdArray& objIds )
{
    AcRxClass* pClass = AcRxClass::cast( acrxClassDictionary->at( geType ) );
    if( pClass == 0 ) return;

    AcTransaction* pTrans = actrTransactionManager->startTransaction();
    if( pTrans == 0 ) return;

    int len = allObjIds.length();
    for( int i = 0; i < len; i++ )
    {
        AcDbObject* pObj;
        if( Acad::eOk != pTrans->getObject( pObj, allObjIds[i], AcDb::kForRead ) ) continue;

        if( pObj->isKindOf( pClass ) )
        {
            objIds.append( allObjIds[i] );
        }
    }
    actrTransactionManager->endTransaction();
}

// 获取词典下的所有
static void GetDataObjectFromDict( const CString& dictName, AcDbObjectIdArray& dbObjIds )
{
    AcDbObjectIdArray allObjIds;
    ArxDictTool2* pDict = ArxDictTool2::GetDictTool( dictName );
    pDict->getAllEntries( allObjIds );
    delete pDict;

    AcTransaction* pTrans = actrTransactionManager->startTransaction();
    if( pTrans == 0 ) return;

    int len = allObjIds.length();
    for( int i = 0; i < len; i++ )
    {
        AcDbObject* pObj;
        if( Acad::eOk != pTrans->getObject( pObj, allObjIds[i], AcDb::kForRead ) ) continue;

        if( pObj->isKindOf( DataObject::desc() ) )
        {
            dbObjIds.append( allObjIds[i] );
        }
    }
    actrTransactionManager->endTransaction();
}

void
getExtDictOfObject(AcDbDictionary*& pExtDict)
{
    ads_name ename;
    ads_point pt;

    ADSOK(acedEntSel("Select employee:",ename,pt));
    //do a quick check
    //a more comprehensive check could include 
    //whether we already have the detail object on this candidate
    AcDbObjectId idO;
    ARXOK(acdbGetObjectId(idO,ename));
    AcDbObject* pO;
    ARXOK(actrTransactionManager->getObject(pO,idO,AcDb::kForRead));
    if (!pO->isKindOf(AcDbBlockReference::desc()))
        throw Acad::eNotThatKindOfClass;        
    if ((idO = pO->extensionDictionary())==AcDbObjectId::kNull)
        throw Acad::eKeyNotFound;
    //make sure that you open erased extension dictionaries
    ARXOK(actrTransactionManager->getObject((AcDbObject*&)pExtDict,idO,AcDb::kForWrite, Adesk::kTrue));
    if (pExtDict->isErased())
        ARXOK(pExtDict->erase(Adesk::kFalse));

}

void addEmpCommand()
{ 
    AcDbDictionary* pEmployeeDict=NULL;
    EmployeeDetails* pEmployeeDetails=NULL;
    EmployeeEntry* pEmployeeEntry=NULL;
    //this cannot really happen but...
    if (acdbHostApplicationServices()->workingDatabase()==NULL)
        return;
    try
    {
        //start transaction for the db operations in this command
        actrTransactionManager->startTransaction();

        //get the data from the user
        ads_name ename;
        ads_point pt;
        ADSOK(acedEntSel("Select employee:",ename,pt));

        //do a quick check
        //a more comprehensive check could include 
        //a check to see if we already have the detail object on this candidate
        AcDbObjectId idO;
        ARXOK(acdbGetObjectId(idO,ename));
        AcDbObject* pO;
        ARXOK(actrTransactionManager->getObject(pO,idO,AcDb::kForWrite));
        if (!pO->isKindOf(AcDbBlockReference::desc()))
            throw Acad::eNotThatKindOfClass;

        //go on getting user input
        int id;
        ADSOK(acedGetInt("Enter employee ID:",&id));

        int cubeNumber;
        ADSOK(acedGetInt("Enter cube number:",&cubeNumber));

        char strFirstName[133];
        ADSOK(acedGetString(0,"Enter employee first name:",strFirstName));

        char strLastName[133];
        ADSOK(acedGetString(0,"Enter employee last name:",strLastName));
        
        //create an EmployeeDetails object and set its fields
        if ((pEmployeeDetails= new EmployeeDetails)==NULL)
            throw Acad::eOutOfMemory;
        ARXOK(pEmployeeDetails->setID(id));
        ARXOK(pEmployeeDetails->setCubeNumber(cubeNumber));
        ARXOK(pEmployeeDetails->setFirstName(strFirstName));
        ARXOK(pEmployeeDetails->setLastName(strLastName));

        //get hold of the extension dictionary
        if ((idO = pO->extensionDictionary())==AcDbObjectId::kNull){
            ARXOK(pO->createExtensionDictionary());
            idO = pO->extensionDictionary();
        }
        AcDbDictionary* pExtDict;
        //make sure you open erased extension dictionaries
        //you may need to unerase them
        ARXOK(actrTransactionManager->getObject((AcDbObject*&)pExtDict,idO,AcDb::kForWrite,Adesk::kTrue));
        
        //add the EmployeeDetails to the extension dictionary
        addDictAndEntry(DICT,pExtDict,DETAILS,pEmployeeDetails);
        
        //create the EmployeeEntry and set the id it holds to
        //point to the corresponding EmployeeDetails
        if ((pEmployeeEntry= new EmployeeEntry)==NULL)
            throw Acad::eOutOfMemory;
        ARXOK(pEmployeeEntry->setEmployee(pEmployeeDetails->objectId()));

        //get hold of the NOD
        AcDbDictionary* pNOD;
		ARXOK(getNOD(pNOD,AcDb::kForWrite));
        
        //create string key from the employee id
        char strID[33];
        sprintf(strID,"%d",id);

        //set the EmployeeEntry to the NOD
        addDictAndEntry(DICT,pNOD,strID,pEmployeeEntry);

        actrTransactionManager->endTransaction();
    }
    catch (const Acad::ErrorStatus es)
    {
        //we have run into some error
        //do the proper cleanup. a smart pointer could check these in its
        //destructor and then we wouldn't need this but we I don't want to
        //complicate the picture with that yet.
        if (pEmployeeDict!=NULL && 
            pEmployeeDict->objectId()==AcDbObjectId::kNull)
            delete pEmployeeDict;
        if (pEmployeeDetails!=NULL && 
            pEmployeeDetails->objectId()==AcDbObjectId::kNull)
            delete pEmployeeDetails;
        if (pEmployeeEntry!=NULL && 
            pEmployeeEntry->objectId()==AcDbObjectId::kNull)
            delete pEmployeeEntry;
        //abort, rollback all db operations
        actrTransactionManager->abortTransaction();
        //check if the user has cancelled us, then we don't report
        //anything
//.........这里部分代码省略.........