progress_bar.hpp

#ifndef __IO_PROGRESS_BAR_HPP__
#define __IO_PROGRESS_BAR_HPP__
#include <ostream>
 
namespace IO
{
  class ProgressBar
  {
  public:
    ProgressBar();
    void show(std::ostream& out_stream,
              std::size_t total,
              std::size_t current_position);
 
    void show_percentage(std::ostream& out_stream,
                         std::size_t total,
                         std::size_t current_position) const;
 
  private:
    std::string buffer;
 
    const int default_precision; // NOLINT
  };
} // namespace IO
 
#endif