timeslice.h

/*
 *  Copyright (c) 2009    National Research Council
 *
 *  All rights reserved.
 *
 *  This material is confidential and proprietary information of
 *  National Research Council Canada ("Confidential Information").
 *  This Confidential Information may only be used and reproduced
 *  in accordance with the terms of the license agreement.
 *
 */

#ifndef __INCLUDED_SCOPIRA_AGENT_TIMESLICE_H__
#define __INCLUDED_SCOPIRA_AGENT_TIMESLICE_H__

#include <scopira/tool/time.h>

namespace scopira
{
  namespace agent
  {
    class timeslice;
    class global_timeslice;
    class subtimeslice;
    class simple_timeslice;
  }
}

class scopira::agent::timeslice
{
  public:
    timeslice(const char * prefix);

    ~timeslice();

  private:
    static const int num_timers = 5;
    double dm_numerators[num_timers];
    const char *dm_prefix;
    
    scopira::tool::chrono dm_chrono;

    friend class scopira::agent::subtimeslice;
};

class scopira::agent::global_timeslice : public scopira::agent::timeslice
{
  public:
    global_timeslice(const char * prefix = "global_timeslice");
    ~global_timeslice();

    static global_timeslice * instance(void) { return dm_instance; }

  private:
    static global_timeslice * dm_instance;
};

class scopira::agent::subtimeslice
{
  public:
    subtimeslice(timeslice &parent, int index);
    subtimeslice(int index);
    ~subtimeslice();
  private:
    timeslice *dm_parent;
    int dm_index;
    double dm_starttime;
};

class scopira::agent::simple_timeslice
{
  public:
    simple_timeslice(void);
    ~simple_timeslice();

  private:
    scopira::tool::chrono dm_chrono;
};

#endif