StopWatch.h

/*
 *  StopWatch class interface
 *
 *  This file is part of OTAWA
 *  Copyright (c) 2005-12, IRIT UPS.
 *
 *  OTAWA is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  OTAWA is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with OTAWA; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
#ifndef ELM_SYS_STOP_WATCH_H
#define ELM_SYS_STOP_WATCH_H
 
#include <elm/types.h>
#include <elm/util/Time.h>
 
namespace elm { namespace sys {
 
// Time type
typedef t::uint64 time_t;
 
// StopWatch class
class StopWatch {
public:
    void start(void);
    void stop(void);
    inline Time delay(void) const { return stop_time - start_time; }
    inline Time startTime(void) const { return start_time; }
    inline Time stopTime(void) const { return stop_time; }
private:
    Time start_time, stop_time;
};
 
} } // elm::sys
 
#endif // ELM_SYS_STOP_WATCH_H