// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "Symbian Foundation License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.symbianfoundation.org/legal/sfl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// @file ctlbstimerutils.cpp

// 

//

#include "ctlbstimerutils.h"

/**

  Function : NewL

  Description :  It performs the two construction and returns an object

  				 of type CT_MsgTimerUtils

  @internalTechnology

  @param :

  @return : N/A

  @precondition : none

  @postcondition : none

*/

EXPORT_C CT_LbsTimerUtils* CT_LbsTimerUtils::NewL(MT_LbsTimerUtilsObserver* aObserver, TInt aTimerId)

	{

	CT_LbsTimerUtils* self = new(ELeave) CT_LbsTimerUtils(aObserver, aTimerId);

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop();

	return self;

	}

/**

  Function : CT_MsgTimerUtils

  Description : Constructor

  @internalTechnology

  @param :

  @return : N/A

  @precondition : none

  @postcondition : none

*/

CT_LbsTimerUtils::CT_LbsTimerUtils(MT_LbsTimerUtilsObserver* aObserver, TInt aTimerId)

	:

	CTimer(CTimer::EPriorityHigh),

	iObserver(aObserver),

	iTimerId(aTimerId)

	{

	CActiveScheduler::Add(this);

	}

/**

  Function : ~CT_MsgTimerUtils

  Description : Destructor

  @internalTechnology

  @param :

  @return : N/A

  @precondition : none

  @postcondition : none

*/

EXPORT_C CT_LbsTimerUtils::~CT_LbsTimerUtils()

	{

	Cancel();

	}

void CT_LbsTimerUtils::ConstructL()

	{

	CTimer::ConstructL();

	}

/**

  Function : After

  Description : Calls the After function CTimer for the given number of secs

  @internalTechnology

  @param :

  @return : N/A

  @precondition : none

  @postcondition : none

*/

EXPORT_C void CT_LbsTimerUtils::SetTimer(const TTimeIntervalMicroSeconds32 aPeriod)

{

	iTargetTime = 0;

	HighRes(aPeriod);

}

EXPORT_C void CT_LbsTimerUtils::SetTimer(const TTime& aUtcTargetTime)

	{

	Cancel();

	iTargetTime = aUtcTargetTime;

	TTime zeroTime(0);

	if (aUtcTargetTime == zeroTime)

		{

		return;

		}

	TTime timeNow;

	timeNow.UniversalTime();

	TTimeIntervalMicroSeconds delay(0);

	if (timeNow < aUtcTargetTime)

		{

		delay = aUtcTargetTime.MicroSecondsFrom(timeNow);

		}

	TInt delay32 = static_cast<TInt>(I64LOW(delay.Int64()));

	if (delay32 < 0)

		{

		delay32 = 0;

		}

	TTimeIntervalMicroSeconds32 time32 = TTimeIntervalMicroSeconds32(delay32);

	HighRes(time32);

	}

EXPORT_C void CT_LbsTimerUtils::CancelTimer()

	{

	Cancel();

	}

/**

  Function : RunL

  Description : Gives the status of the operation 

  @internalTechnology

  @param :

  @return : N/A

  @precondition : none

  @postcondition : none

*/

void CT_LbsTimerUtils::RunL()

	{

	if (iObserver)

		{

		iObserver->HandleTimerL(iTimerId, iTargetTime);

		}

	}