eoTimedMonitor.h

// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-

//-----------------------------------------------------------------------------
// eoTimedMonitor.h
// (c) Marc Schoenauer, Maarten Keijzer and GeNeura Team, 2005
/* 
    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library 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 details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    Contact: todos@geneura.ugr.es, http://geneura.ugr.es
             Marc.Schoenauer@polytechnique.fr
             mkeijzer@dhi.dk
 */
//-----------------------------------------------------------------------------

#ifndef _eoTimedMonitor_h
#define _eoTimedMonitor_h

#include <string>

#include <utils/eoMonitor.h>
#include <eoObject.h>
#include <time.h>

class eoTimedMonitor : public eoMonitor
{
public :
    eoTimedMonitor(int seconds_) : seconds(seconds_), last_tick(0) {}
    
    eoMonitor& operator()(void) {
        bool monitor = false;
        if (last_tick == 0) {
            monitor = true;
            last_tick = clock();
        }

        clock_t tick = clock();

        if ( (tick-last_tick) >= seconds * CLOCKS_PER_SEC) {
            monitor = true;
        }

        if (monitor) {
            for (unsigned i = 0; i < monitors.size(); ++i) {
                (*monitors[i])();
            }
            last_tick = clock();
        }
        return *this;
    }

    void add(eoMonitor& mon) { monitors.push_back(&mon); }
    
  virtual std::string className(void) const { return "eoTimedMonitor"; }
private :
  clock_t last_tick;
  int seconds;
  std::vector<eoMonitor*> monitors;
};

#endif

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