/*
* Copyright (c) 2010 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:  Provides macros for logging
*
*/

#ifndef __QTPHONELOG_H__
#define __QTPHONELOG_H__

//  INCLUDES
#include <e32def.h>
#include <QDebug>
#include <QTime>
#include <QString>

#ifdef _DEBUG
// simple class to do the timing.
class ElapsedTimer{
public:
    ElapsedTimer(QString a):
    m_blockName(a){
        qDebug() << m_blockName << " start";
        m_startTime = QTime::currentTime();
    }
    virtual ~ElapsedTimer(){
        qDebug() << m_blockName << " end - elapsed time ms" << milliseconds();
    }
private:
    ulong milliseconds(){
        QTime now = QTime::currentTime();
        return ((now.second()*1000 + now.msec()) - 
            ( m_startTime.second()*1000 + m_startTime.msec()));
    }
private:
    QString m_blockName;
    QTime m_startTime;
};
#endif

// Q_FUNC_INFO does not print function signature in Symbian..

#ifdef _DEBUG
#define PHONE_DEBUG(A)                   qDebug() <<A
#define PHONE_DEBUG2(A, B)               qDebug() <<A <<B
#define PHONE_DEBUG3(A, B, C)            qDebug() <<A <<B <<C
#define PHONE_DEBUG4(A, B, C, D)         qDebug() <<A <<B <<C <<D

#ifdef Q_OS_SYMBIAN
#define PHONE_TRACE                      ElapsedTimer __elapsedTime(QString( "%1").arg( __PRETTY_FUNCTION__));
#define PHONE_TRACE1(A)                  ElapsedTimer __elapsedTime1(QString( "%1 %2").arg( __PRETTY_FUNCTION__ ).arg(A));
#define PHONE_TRACE2(A, B)               ElapsedTimer __elapsedTime2(QString( "%1 %2 %3").arg( __PRETTY_FUNCTION__).arg(A).arg(B));
#define PHONE_TRACE3(A, B, C)            ElapsedTimer __elapsedTime3(QString( "%1 %2 %3 %4").arg( __PRETTY_FUNCTION__).arg(A).arg(B).arg(C));
#define PHONE_TRACE4(A, B, C, D)         ElapsedTimer __elapsedTime4(QString( "%1 %2 %3 %4 %5").arg( __PRETTY_FUNCTION__).arg(A).arg(B).arg(C).arg(D));        
#else //cannot use __PRETTY_FUNCTION__ in win32
#define PHONE_TRACE
#define PHONE_TRACE1(A)                  PHONE_DEBUG(A)
#define PHONE_TRACE2(A, B)               PHONE_DEBUG(A, B)
#define PHONE_TRACE3(A, B, C)            PHONE_DEBUG(A, B, C)
#define PHONE_TRACE4(A, B, C, D)         PHONE_DEBUG(A, B, C, D)
#endif //Q_OS_SYMBIAN

#else
#define PHONE_DEBUG(A)
#define PHONE_DEBUG2(A, B)
#define PHONE_DEBUG3(A, B, C)
#define PHONE_DEBUG4(A, B, C, D)

#define PHONE_TRACE
#define PHONE_TRACE1(A)
#define PHONE_TRACE2(A, B)
#define PHONE_TRACE3(A, B, C)
#define PHONE_TRACE4(A, B, C, D)
#endif //_DEBUG

#endif