text: // Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
  // Distributed under the MIT License (http://opensource.org/licenses/MIT)
  
  #pragma once
  
  #include <spdlog/common.h>
  #include <spdlog/details/console_globals.h>
  #include <spdlog/details/null_mutex.h>
  #include <spdlog/sinks/sink.h>
  
  #include <memory>
  #include <mutex>
  #include <string>
  #include <array>
  #include <cstdint>
  
  namespace spdlog {
  namespace sinks {
  /*
   * Windows color console sink. Uses WriteConsoleA to write to the console with
   * colors
   */
  template<typename ConsoleMutex>
  class wincolor_sink : public sink
  {
  public:   
      wincolor_sink(void *out_handle, color_mode mode);
      ~wincolor_sink() override;
  
      wincolor_sink(const wincolor_sink &other) = delete;
      wincolor_sink &operator=(const wincolor_sink &other) = delete;
  
      // change the color for the given level
      void set_color(level::level_enum level, std::uint16_t color);
      void log(const details::log_msg &msg) final override;
      void flush() final override;
      void set_pattern(const std::string &pattern) override final;
      void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) override final;
      void set_color_mode(color_mode mode);
  
  protected:
      using mutex_t = typename ConsoleMutex::mutex_t;
      void *out_handle_;
      mutex_t &mutex_;    
      bool should_do_colors_;
      std::unique_ptr<spdlog::formatter> formatter_;
      std::array<std::uint16_t, level::n_levels> colors_;
  
      // set foreground color and return the orig console attributes (for resetting later)
      std::uint16_t set_foreground_color_(std::uint16_t attribs);
  
      // print a range of formatted message to console
      void print_range_(const memory_buf_t &formatted, size_t start, size_t end);
  
      // in case we are redirected to file (not in console mode)
      void write_to_file_(const memory_buf_t &formatted);
  
      void set_color_mode_impl(color_mode mode);
  };
  
  template<typename ConsoleMutex>
  class wincolor_stdout_sink : public wincolor_sink<ConsoleMutex>
  {
  public:
      explicit wincolor_stdout_sink(color_mode mode = color_mode::automatic);
  };
  
  template<typename ConsoleMutex>
  class wincolor_stderr_sink : public wincolor_sink<ConsoleMutex>
  {
  public:
      explicit wincolor_stderr_sink(color_mode mode = color_mode::automatic);
  };
  
  using wincolor_stdout_sink_mt = wincolor_stdout_sink<details::console_mutex>;
  using wincolor_stdout_sink_st = wincolor_stdout_sink<details::console_nullmutex>;
  
  using wincolor_stderr_sink_mt = wincolor_stderr_sink<details::console_mutex>;
  using wincolor_stderr_sink_st = wincolor_stderr_sink<details::console_nullmutex>;
  } // namespace sinks
  } // namespace spdlog
  
  #ifdef SPDLOG_HEADER_ONLY
  #include "wincolor_sink-inl.h"
  #endif
  