formatter.hpp

/*
  ANCH Framework: ANother C++ Hack is a C++ framework based on C++11 standard
  Copyright (C) 2012 Vincent Lachenal
 
  This file is part of ANCH Framework.
 
  ANCH Framework 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.
 
  ANCH Framework 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 Lesser General Public License for more details.
 
  You should have received a copy of the GNU Lesser General Public License
  along with ANCH Framework.  If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
 
#include <cstdint>
#include <array>
#include <optional>
#include <ostream>
 
namespace anch::cli {

  enum class Color {

    BLACK = 0,

    RED = 1,

    GREEN = 2,

    YELLOW = 3,

    BLUE = 4,

    MAGENTA = 5,

    CYAN = 6,

    WHITE = 7,

    DEFAULT = 9
 
  };

  struct Formatter {

    static bool DISABLED;

    std::optional<Color> _fg_color;

    std::optional<std::array<uint8_t,3>> _rgb_fg_color;

    std::optional<Color> _bg_color;

    std::optional<std::array<uint8_t,3>> _rgb_bg_color;

    std::optional<bool> _bold = false;

    std::optional<bool> _underline = false;

    std::optional<bool> _blink = false;

    bool _reset = false;

    Formatter();

    virtual ~Formatter();

    static Formatter format();

    Formatter& bold(bool state = true);

    Formatter& underline(bool state = true);

    Formatter& blink(bool state = true);

    Formatter& reset();

    Formatter& fgColor(const Color& color);

    Formatter& fgColor(const std::array<uint8_t,3>& color);

    Formatter& bgColor(const Color& color);

    Formatter& bgColor(const std::array<uint8_t,3>& color);
 
  };

  extern anch::cli::Formatter BOLD;

  extern anch::cli::Formatter UNBOLD;

  extern anch::cli::Formatter UNDERLINE;

  extern anch::cli::Formatter UNUNDERLINE;

  extern anch::cli::Formatter BLINK;

  extern anch::cli::Formatter UNBLINK;

  extern anch::cli::Formatter RESET;
 
}  // anch::cli

std::ostream&
operator<<(std::ostream& stream, const anch::cli::Formatter& fmt);