/*

* Copyright (c) 2002-2005 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: Local iterator base class.

*

*

*/

#include    <EPos_LandmarksErrors.h>

#include    "EPos_CPosLmLocalIterator.h"

// ============================ MEMBER FUNCTIONS ===============================

// -----------------------------------------------------------------------------

// -----------------------------------------------------------------------------

//

CPosLmLocalIterator::CPosLmLocalIterator() :

    CPosLmItemIterator()

    {

    }

// -----------------------------------------------------------------------------

// -----------------------------------------------------------------------------

//

CPosLmLocalIterator::~CPosLmLocalIterator()

    {

    iIdArray.Close();

    }

// -----------------------------------------------------------------------------

// -----------------------------------------------------------------------------

//

TPosLmItemId CPosLmLocalIterator::NextL()

    {

    if (iCurrent >= iIdArray.Count())

        {

        return KPosLmNullItemId;

        }

    return iIdArray[iCurrent++];

    }

// -----------------------------------------------------------------------------

// -----------------------------------------------------------------------------

//

void CPosLmLocalIterator::Reset()

    {

    iCurrent = 0;

    }

// -----------------------------------------------------------------------------

// -----------------------------------------------------------------------------

//

TUint CPosLmLocalIterator::NumOfItemsL()

    {

    return iIdArray.Count();

    }

// -----------------------------------------------------------------------------

// -----------------------------------------------------------------------------

//

void CPosLmLocalIterator::GetItemIdsL(

    RArray<TPosLmItemId>& aIdArray,

    TInt aStartIndex,

    TInt aNumOfItems)

    {

    if (aStartIndex < 0 || aStartIndex >= iIdArray.Count() ||

        aStartIndex + aNumOfItems > iIdArray.Count())

        {

        Panic(KPosLandmarksClientPanic,

            EPosSpecifiedIntervalLiesOutsideIteratedSet);

        }

    aIdArray.Reset();

    aIdArray.ReserveL( aNumOfItems ); // to avoid heap fragmentation

    for (TInt i = aStartIndex; i < aStartIndex + aNumOfItems; i++)

        {

        aIdArray.Append( iIdArray[i] );

        }

    }