/*

* Copyright (c) 2008 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:      Periodic timer support resource

*

*/

// INCLUDES

#include "upnpmusicperiodizer.h"

const TInt KPlaybackInfoTimeOutEnd = 2000000; // 2s wait check whether 

    //the playing is ended

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

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

// CUPnPMusicPeriodizer::NewL

// 1st phase constructor.

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

//

CUPnPMusicPeriodizer* CUPnPMusicPeriodizer::NewL(

    MUPnPMusicPeriodizerObserver& aObserver,

    TInt32 aTimerWavelength )

    {

    CUPnPMusicPeriodizer* p = CUPnPMusicPeriodizer::NewLC(

        aObserver, aTimerWavelength );

    CleanupStack::Pop();

    return p;    

    }

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

// CUPnPMusicPeriodizer::NewLC

// 1st phase constructor.

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

//  

CUPnPMusicPeriodizer* CUPnPMusicPeriodizer::NewLC(

    MUPnPMusicPeriodizerObserver& aObserver,

    TInt32 aTimerWavelength )

    {

    CUPnPMusicPeriodizer* p = new(ELeave) CUPnPMusicPeriodizer( aObserver,

        aTimerWavelength );

    CleanupStack::PushL( p );

    p->ConstructL();

    return p;    

    }

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

// CUPnPMusicPeriodizer::~CUPnPMusicPeriodizer

// Desctructor.

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

//

CUPnPMusicPeriodizer::~CUPnPMusicPeriodizer()

    {

    // No implementation required

    }

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

// CUPnPMusicPeriodizer::CUPnPMusicPeriodizer

// Default constructor.

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

//

CUPnPMusicPeriodizer::CUPnPMusicPeriodizer(

    MUPnPMusicPeriodizerObserver& aObserver,

    TInt32 aTimerWavelength )

    :CTimer( EPriorityStandard ),

    iObserver( aObserver ),

    iTimerWavelength( aTimerWavelength )

    {

    // No implementation required

    }

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

// CUPnPMusicPeriodizer::ConstructL

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

//

void CUPnPMusicPeriodizer::ConstructL()

    {

    CTimer::ConstructL();

    CActiveScheduler::Add(this);

    }

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

// Periodizer services

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

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

// CUPnPMusicPeriodizer::Start

// Starts the periodizer.

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

//

void CUPnPMusicPeriodizer::Start()

    {

    if ( !IsActive() )

        {

        After( TTimeIntervalMicroSeconds32( iTimerWavelength ) );

        }

    }

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

// CUPnPMusicPeriodizer::Continue

// Continues a next step for the periodizer.

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

//

void CUPnPMusicPeriodizer::Continue()

    {

    After( TTimeIntervalMicroSeconds32( iTimerWavelength ) );

    }

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

// CUPnPMusicPeriodizer::RunL

// Receives the timer triggering.

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

//

void CUPnPMusicPeriodizer::RunL()

    {

    // deliver the periodic event to the observer

    if ( iTimerWavelength == KPlaybackInfoTimeOutEnd )

        {

        iObserver.HandlePeriodForEnd();

        }

    else

        {

        iObserver.HandlePeriod();

        }

    }

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

// CUPnPMusicPeriodizer::Stop

// Stops periodizer.

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

//

void CUPnPMusicPeriodizer::Stop()

    {

    Cancel();

    }