ProgressBar.h

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/*
 *  CepGen: a central exclusive processes event generator
 *  Copyright (C) 2019-2025  Laurent Forthomme
 *
 *  This program 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 3 of the License, or
 *  any later version.
 *
 *  This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef CepGen_Utils_ProgressBar_h
#define CepGen_Utils_ProgressBar_h
 
#include <memory>
#include <string>
 
namespace cepgen::utils {
  class Timer;
  class ProgressBar {
  public:
    explicit ProgressBar(size_t total, size_t period = 10);
    ~ProgressBar();
 
    void reset();  
    inline void setTimer(bool timer_enabled = true) { timer_enabled_ = timer_enabled; }  
    void update(size_t iter) const;
 
  private:
    const std::unique_ptr<Timer> timer_;  
    const size_t total_;                  
    const size_t period_;                 
    const size_t bar_length_;             
    const std::string bar_pattern_;       
    const bool enabled_;                  
 
    const size_t extra_bar_length_{40};  
 
    bool timer_enabled_{false};  
    mutable bool ended_{false};  
  };
}  // namespace cepgen::utils
 
#endif
    void update(size_t iter) const; {…}
  class ProgressBar {…};