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StopWatch.hpp

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 * This file is part of openWNS (open Wireless Network Simulator)
 * _____________________________________________________________________________
 *
 * Copyright (C) 2004-2007
 * Chair of Communication Networks (ComNets)
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 * _____________________________________________________________________________
 *
 * openWNS is free software; you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License version 2 as published by the
 * Free Software Foundation;
 *
 * openWNS 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 Lesser General Public License for more
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#ifndef WNS_STOPWATCH_HPP
#define WNS_STOPWATCH_HPP

#include <WNS/IOutputStreamable.hpp>
#include <sys/time.h>

namespace wns {

    class StopWatch :
        virtual public IOutputStreamable
    {
    public:
        StopWatch();

        void
        start();

        double
        stop();

        double
        getInSeconds() const;

    private:
        std::string
        doToString() const;

        timeval begin_;

        timeval end_;

        bool isRunning_;
    };

} // namespace wns

#endif // NOT defined WNS_STOPWATCH_HPP

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