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#pragma once

//
// This is a fork of QPerformanceTimer just without the Q prefix
// To fix interface changes issues in different QT versions
// Added restart() function.
// Returns time in nanosecond resolution.
//

#include <QtCore/qglobal.h>

#include "util/duration.h"

class PerformanceTimer
{
public:
    PerformanceTimer() {
      t1 = 0;
#if defined(Q_OS_UNIX) && !defined(Q_OS_MAC)
      t2 = 0;
#endif
    };

    void start();
    mixxx::Duration elapsed() const;
    mixxx::Duration restart();
    mixxx::Duration difference(const PerformanceTimer& timer) const;

private:
    qint64 t1;
#if defined(Q_OS_UNIX) && !defined(Q_OS_MAC)
    qint64 t2;
#endif
};