statistics.hh

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//
// Copyright (c) 2017 CNRS
//
// This file is part of tsid
// tsid 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
// 3 of the License, or (at your option) any later version.
// tsid 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 Lesser Public License for more details. You should have
// received a copy of the GNU Lesser General Public License along with
// tsid If not, see
// <http://www.gnu.org/licenses/>.
//
 
#ifndef __invdyn_statistics_H__
#define __invdyn_statistics_H__
 
#include <iostream>
#include <map>
#include <sstream>
 
#define STATISTICS_MAX_NAME_LENGTH 60
 
// Generic statistics exception class
struct StatisticsException {
 public:
  StatisticsException(std::string error) : error(error) {}
  std::string error;
};
 
class Statistics {
 public:
  Statistics();
 
  ~Statistics();
 
  bool quantity_exists(std::string name);
 
  void store(std::string name, const double& value);
 
  void reset(std::string name);
 
  void reset_all();
 
  void report(std::string name, int precision = 2,
              std::ostream& output = std::cout);
 
  void report_all(int precision = 2, std::ostream& output = std::cout);
 
  long double get_total(std::string name);
 
  long double get_average(std::string name);
 
  long double get_min(std::string name);
 
  long double get_max(std::string name);
 
  long double get_last(std::string name);
 
  void turn_off();
 
  void turn_on();
 
 protected:
  struct QuantityData {
    QuantityData() : total(0), min(0), max(0), last(0), stops(0) {}
 
    long double total;
 
    long double min;
 
    long double max;
 
    long double last;
 
    int stops;
  };
 
  bool active;
 
  std::map<std::string, QuantityData>* records_of;
};
 
Statistics& getStatistics();
 
#endif