C++ TPositionInfo类代码示例

// ---------------------------------------------------------
// CT_LbsTestTimerPsy::NotifyPositionUpdate
// 
// (other items were commented in a header).
// ---------------------------------------------------------
//
void CT_LbsTestTimerPsy::NotifyPositionUpdate(
	TPositionInfoBase& aPosInfo,
    TRequestStatus& aStatus)
	{
    TPositionInfo* position = NULL;
    position = static_cast<TPositionInfo*> (&aPosInfo);
    iStatus = &aStatus;
    *iStatus = KRequestPending;

  	TUid implUid = { KPosImplementationUid };
	position->SetModuleId(implUid);

    if (iTrackingEnabled)
        {
        // Set this position when tracking is enabled (on-going)
        TCoordinate coor(55.0, 55.0, 55.0);
        TLocality loc (coor, 1.0, 1.0);
        TPosition pos (loc, TTime(0));
        position -> SetPosition(pos);
        }
    else
        {
	    // Set a dummy position
        TCoordinate coor(20.0, 20.0, 20.0);
        TLocality loc (coor, 1.0, 1.0);
        TPosition pos (loc, TTime(0));
        position -> SetPosition(pos);

        User::RequestComplete(iStatus, KErrNone);
        }
    }

/**
GetLastPosition

@param aPos	container for the position being returned (with KErrNone return)	
@param aOldestValidTime	 the oldest valid time for a position being returned. If there is a valid position no older than this time, it should be returned.
@param aAllowPartial	whether partial updates should be considered
@return ETrue if the fix fulfills the requirements, 
*/
TBool CNETResponseHandler::GetLastPosition(TPositionInfoBase& aPos, TTime aOldestValidTime, TBool aAllowPartial)
	{
	TBool ret = EFalse;

	TTime actualTime;
	TPositionInfo posInfo;
 	TPosition pos;	 	
 	TInt err;
	
 	err = iNETDataBus->GetLastPositionInfo(posInfo, actualTime);
	if( err == KErrNone && actualTime >= aOldestValidTime)	// got a recent enough position
		{
		posInfo.GetPosition(pos);
		if(aAllowPartial || !Partial(pos))// complete enough
			{
			TRAPD(error, CopyPositionTypes(aPos, posInfo));
			if(!error)
				{
				ret = ETrue;
				}
			else
				{
				LBSLOG(ELogP1, "CNetResponseHandler::GetLastPosition() failed to copy position ");
				ret = EFalse;
				}			
			}
		}	
	return ret;
	}

//
// This test checks that a SetLastKnowPosition request
// results in a request to store a position sent to the DB
//
TVerdict CTe_LocMonitorStep11::doTestStepL()
	{
 	if (TestStepResult()==EPass)
 		{
 		TPositionInfo positionInfo;
 		TPosition position;
		TReal64 latitude(11), longitude(21);
		position.SetCoordinate(latitude, longitude);
		positionInfo.SetPosition(position);
			
		RLbsLocMonitorSession locMonSession;
 		User::LeaveIfError(locMonSession.Connect()); 		
 		RLbsLocMonitorAreaPositioner areaPositioner;
 		areaPositioner.OpenL(locMonSession);
 		CleanupClosePushL(areaPositioner);

 		iLocMonDbListener->ListenForLocMonDbFeedback();
 		areaPositioner.SetLastKnownPosition(positionInfo);
 		iLocMonDbListener->WaitForDbFeedback(); 		
		
		// Check that the position received by the DB is the position
		// sent by the test
		TESTL(latitude == iLocMonDbListener->iDbData.iPosition.Latitude());
		TESTL(longitude == iLocMonDbListener->iDbData.iPosition.Longitude());
		
		CleanupStack::PopAndDestroy(&areaPositioner);
 		locMonSession.Close();
 		}

	  return TestStepResult();
	}

void RNrhSession::TransmitPosition(const TDesC& aDestinationId,
								   TUint aTransmitPriority,
								   TRequestStatus& aStatus, 
								   TPositionInfo& aTransmittedPosInfo)
	{	
	// iDestinationId is too big to fit in the buffer;
	// complete the request early with an error code	
	if (aDestinationId.Length() > iTransmitPositionParams.iDestinationId.MaxLength())
		{
		TRequestStatus* status = &aStatus;
		User::RequestComplete(status, KErrTooBig);
		}
	
	iTransmitPositionParams.iDestinationId = aDestinationId;
	iTransmitPositionParams.iPriority = aTransmitPriority;
	iTransmitPositionParams.iPositionInfoClassType = aTransmittedPosInfo.PositionClassType();
	iTransmitPositionParams.iPositionInfoClassSize = aTransmittedPosInfo.PositionClassSize();
	
	iTransmitPositionParamsPtr.Set(reinterpret_cast<TUint8*>(&iTransmitPositionParams),
								   sizeof(iTransmitPositionParams),
								   sizeof(iTransmitPositionParams));
	iTransmittedPosInfoPtr.Set(reinterpret_cast<TUint8*>(&aTransmittedPosInfo), 
							   aTransmittedPosInfo.PositionClassSize(),
							   aTransmittedPosInfo.PositionClassSize());
	TIpcArgs args(&iTransmitPositionParamsPtr, &iTransmittedPosInfoPtr);
	SendReceive(EX3pTransmitPosition, args, aStatus);
	}

// ---------------------------------------------------------
// CT_LbsInstallPsyTp273::NotifyPositionUpdate
// 
// (other items were commented in a header).
// ---------------------------------------------------------
//
void CT_LbsInstallPsyTp273::NotifyPositionUpdate(
	TPositionInfoBase& aPosInfo,
    TRequestStatus& aStatus)
	{
	TInt err = KErrNone;
    
    TTime tt;
    tt.UniversalTime();
    //Request ID must be unique, use universalime as seed
    // to give a random number
    TInt64 seed = tt.Int64();
    TReal lat = 90 * Math::FRand(seed);
    TReal lon = 90 * Math::FRand(seed);
    TReal32 alt = (TReal32)(90 * Math::FRand(seed));
    TPositionInfo* position = static_cast<TPositionInfo*> (&aPosInfo);
    TUid implUid = { KPosImplementationUid };
    position->SetModuleId(implUid);

    TTime now;
    now.UniversalTime();          

    TPosition posse;
    posse.SetCoordinate(lat, lon, alt);
    posse.SetTime(now);
    position->SetPosition(posse);

    TRequestStatus* status = &aStatus;
	User::RequestComplete(status, err);
    }

// ---------------------------------------------------------
// CT_LbsTestPsySimulateIsa::NotifyPositionUpdate
//
// (other items were commented in a header).
// ---------------------------------------------------------
//
void CT_LbsTestPsySimulateIsa::NotifyPositionUpdate(
	TPositionInfoBase& aPosInfo, 
	TRequestStatus& /*aStatus*/)
    {
    TPositionInfo* iPosition = static_cast<TPositionInfo*> (&aPosInfo);
    TUid implUid = { KPosImplementationUid };
    iPosition->SetModuleId(implUid);
    }

// ---------------------------------------------------------
// CT_LbsStubPositioner::NotifyPositionUpdate
// 
// (other items were commented in a header).
// ---------------------------------------------------------
//
void CT_LbsStubPositioner::NotifyPositionUpdate(
	TPositionInfoBase& aPosInfo,
    TRequestStatus& aStatus)
	{
    TPositionInfo* position = static_cast<TPositionInfo*> (&aPosInfo);

	TUid implUid = { KPosImplementationUid };
	position->SetModuleId(implUid);
	TRequestStatus* status = &aStatus;
	User::RequestComplete(status, KErrNone);
    }

void RNrhSession::ReportReferenceLocation(TRequestStatus& aRefPosStatus, TPositionInfo& aReferencePosInfo)
	{

	iReferencePositionParams.iPositionInfoClassType = aReferencePosInfo.PositionClassType();
	iReferencePositionParams.iPositionInfoClassSize = aReferencePosInfo.PositionClassSize();
	
	iReferencePositionParamsPtr.Set(reinterpret_cast<TUint8*>(&iReferencePositionParams),
								   sizeof(iReferencePositionParams),
								   sizeof(iReferencePositionParams));
								   
	iReferencePosInfoPtr.Set(reinterpret_cast<TUint8*>(&aReferencePosInfo), 
							   aReferencePosInfo.PositionClassSize(),
							   aReferencePosInfo.PositionClassSize());
	TIpcArgs args(&iReferencePositionParamsPtr, &iReferencePosInfoPtr);
	SendReceive(EX3pReportReferenceLocation , args, aRefPosStatus);
	}

// ---------------------------------------------------------
// CTestPsy4Positioner::NotifyPositionUpdate
// 
// (other items were commented in a header).
// ---------------------------------------------------------
//
void CT_LbsTestProxyPsy4Positioner::NotifyPositionUpdate(TPositionInfoBase& aPosInfo, TRequestStatus& aStatus)
	{
    TPositionInfo* posInfo = static_cast<TPositionInfo*> (&aPosInfo);

    TUint32 request = posInfo->UpdateType();
    switch (request)
        {
        case 12:
            iRequestHandler->SetErrorCode(KErrNone);
            break;
        default:
            iRequestHandler->SetErrorCode(KErrUnknown);
            break;
        }

	iRequestHandler->NotifyPositionUpdate(posInfo, &aStatus);
	}

void CNetworkPsy2::CompleteRequestByDefault()
    {
    if(!iRequestStatus)
        {
        return;
        }
        
    if(iPositionInfoBase->PositionClassType() & EPositionInfoClass)
        {
        TPositionInfo* posInfo = static_cast<TPositionInfo*>(iPositionInfoBase);
        TPosition pos;
        pos.SetCoordinate(1.0, 1.0, 1.0);
        pos.SetAccuracy(1.0, 1.0);
        posInfo->SetPosition(pos);
        }
        
    CompleteRequest(KErrNone);
    }

/**
Get the last position from the bus 
 */
TInt CFinalNetDataBus::GetLastPositionInfo(TPositionInfo& aFNPInfo, TTime& aActualTime)
	{
	TLbsNetSessionIdInt sessionId;
	TTime targetTime;
	
	TInt error = iFinalNetDataBus.GetPositionInfo(sessionId, aFNPInfo, targetTime, aActualTime);
	if(error == KErrNone && (aFNPInfo.PositionMode() & TPositionModuleInfo::ETechnologyTerminal))
		{
		error = KErrNotFound;	// filter out terminal assisted FNPs
		}
	return error;
	}

QGeoPositionInfo CPsyContainer::lastKnownPosition(bool aFromSatellitePositioningMethodsOnly)
{
    QGeoPositionInfo posUpdate;
    TPosition pos;
    TInt error = KErrNone;
    RPositioner lastKnownpositioner;
    TRequestStatus status;

    error = lastKnownpositioner.Open(PosServer());
    //request for lastknown position update and wait for the request to complete
    if (error == KErrNone) {
        TPositionInfo posInfo;
        lastKnownpositioner.SetRequestor(CRequestor::ERequestorService ,
                                         CRequestor::EFormatApplication, _L("QTmobility_Location"));
        lastKnownpositioner.GetLastKnownPosition(posInfo, status);

        //Sub-optimal implementation inherited from the previous implementation
        //Since this is a 'once in a while' usecase, this should be ok
        //An optimal implementation will be much more complex and will need changes
        //in the symbian locaiton stack
        User::WaitForRequest(status);

        error = status.Int();
        lastKnownpositioner.Close();

        if ((error == KErrNone) || (error == KPositionPartialUpdate)) {
            TPositionModuleInfo modInfo;
            iPosServer.GetModuleInfoById(posInfo.ModuleId(), modInfo);

            if (!aFromSatellitePositioningMethodsOnly ||
                    (aFromSatellitePositioningMethodsOnly && (modInfo.Capabilities() & TPositionModuleInfo::ECapabilitySatellite))) {
                PsyUtils::TPositionInfo2QGeoPositionInfo(posInfo, posUpdate);
            }
        }
    }
    return posUpdate;
}

void CLcfPsyDummy1::GetBasicPositionInfoL(TPositionInfoBase& aPosInfo)
    {
    // The position info object is at least a TPositionInfo
    TPositionInfo* posInfo =
        static_cast<TPositionInfo*>(&aPosInfo);

    TPosition pos;
    // Calculate the position and fill in the position info
    // object
    // Latitude, Longtitude, altitude
    pos.SetCoordinate(57.1, 11.3, 32.5);
    
    // set horizontal and vertical accuracy
    pos.SetAccuracy(40.0, 40.0);
    
    // set time of fix
    pos.SetCurrentTime();

    // Set position in position info.
    posInfo->SetPosition(pos);

    // Set the implementation uid     
    posInfo->SetModuleId(ImplementationUid());
    }

/** Called at the end of the test to verify the correct position data has been returned to the
	client.
	
	Each test case SHOULD implement a version of this.
*/
void CT_LbsConflictStep_X3PMenuPush::VerifyPosInfos()
	{
	T_LbsUtils utils;
    RPointerArray<TAny>& verifyPosInfoArr = iParent.iSharedData->iVerifyPosInfoArr;
	RPointerArray<TAny>& currPosInfoArr = iParent.iSharedData->iCurrentPosInfoArr;
	TPositionInfo* currPosInfo;
	
	// Verify both the self locate and X3P MOLR position information.
	
	// Verify entry 0 for the self locate. We expect a position containing NaNs.
	currPosInfo = reinterpret_cast<TPositionInfo*>(currPosInfoArr[0]);
	TPosition pos;
	currPosInfo->GetPosition(pos);
	if (!Math::IsNaN(pos.Latitude()))
		{
		INFO_PRINTF1(_L("Failed test, Position does not contain NANs"));

		SetTestStepResult(EFail);
		}
	if (!Math::IsNaN(pos.Longitude()))
		{
		INFO_PRINTF1(_L("Failed test, Position does not contain NANs"));

		SetTestStepResult(EFail);
		}

	// Verify entry 1 for the X3P. We expect a real location value, compare using the data
	// sent to the test APGS module.
	TPositionInfo* verifyPosInfo = reinterpret_cast<TPositionInfo*>(verifyPosInfoArr[0]);
	currPosInfo = reinterpret_cast<TPositionInfo*>(currPosInfoArr[1]);
	if (!utils.Compare_PosInfo(*verifyPosInfo, *currPosInfo))
		{
		INFO_PRINTF1(_L("Failed test, X3P position incorrect."));
		SetTestStepResult(EFail);
		}
	}

void CLcfPsyDummy3::GetBasicPositionInfoL(TPositionInfoBase& aPosInfo)
    {
    // The position info object is at least a TPositionInfo
    TPositionInfo* posInfo =
        static_cast<TPositionInfo*>(&aPosInfo);

    TPosition pos;
    // Calculate the position and fill in the position info
    // object
    pos.SetCoordinate(67.567, -12.34, 45.32);

    // set horizontal and vertical accuracy
    pos.SetAccuracy(150.0, 500.0);

    // set time of fix
    pos.SetCurrentTime();

    // Set position in position info.
    posInfo->SetPosition(pos);

    // Set the implementation uid

    posInfo->SetModuleId(ImplementationUid());
    }