cxTime.cpp

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/*=========================================================================
This file is part of CustusX, an Image Guided Therapy Application.

Copyright (c) 2008-2014, SINTEF Department of Medical Technology
All rights reserved.

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   this list of conditions and the following disclaimer.

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   and/or other materials provided with the distribution.

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   may be used to endorse or promote products derived from this software 
   without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
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=========================================================================*/
#include "cxTime.h"
#include <QDateTime>
#include <boost/cstdint.hpp>

namespace cx
{

QString timestampSecondsFormat()
{
        return QString("yyyyMMdd'T'hhmmss");
}
QString timestampMilliSecondsFormat()
{
        return QString("yyyyMMdd'T'hhmmsszzz");
}
QString timestampSecondsFormatNice()
{
        return QString("yyyy-MM-dd hh:mm:ss");
}
QString timestampMilliSecondsFormatNice()
{
        return QString("yyyy-MM-dd hh:mm:ss.zzz");
}

double getMicroSecondsSinceEpoch()
{
#if QT_VERSION >= 0x040700
        return QDateTime::currentDateTime().toMSecsSinceEpoch()*1000; //microseconds
#else
        return getMilliSecondsSinceEpoch()*1000;
#endif
}

double getMilliSecondsSinceEpoch()
{
#if QT_VERSION >= 0x040700
        return QDateTime::currentDateTime().toMSecsSinceEpoch(); //milliseconds
#else
        QDateTime now = QDateTime::currentDateTime();
        boost::uint64_t now_t64 = now.toTime_t();
        now_t64 *= 1000;
        now_t64 += now.time().msec();
        return now_t64;
#endif
}

QString toMillisecondsFormatNice(double secondsSinceEpoch)
{
    QDateTime time;
    time.setMSecsSinceEpoch(secondsSinceEpoch);
    return time.toString(timestampMilliSecondsFormatNice());
}

} // namespace cx