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qwt_system_clock.h
/******************************************************************************
* Qwt Widget Library
* Copyright (C) 1997 Josef Wilgen
* Copyright (C) 2002 Uwe Rathmann
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the Qwt License, Version 1.0
*****************************************************************************/
#ifndef QWT_SYSTEM_CLOCK_H
#define QWT_SYSTEM_CLOCK_H
#include "qwt_global.h"
#include <qelapsedtimer.h>
class QWT_EXPORT QwtSystemClock
{
public:
bool isNull() const;
void start();
double restart();
double elapsed() const;
private:
QElapsedTimer m_timer;
};
#endif
QwtSystemClock
QwtSystemClock provides high resolution clock time functions.
Definition qwt_system_clock.h:25