shell_font.h

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// Copyright 2023 owent
 
#pragma once
 
#include <iostream>
#include <map>
#include <string>
 
#if defined(__GNUC__) && !defined(__clang__) && !defined(__apple_build_version__)
#  if (__GNUC__ * 100 + __GNUC_MINOR__ * 10) >= 460
#    pragma GCC diagnostic push
#    pragma GCC diagnostic ignored "-Waddress"
 
#    if (__GNUC__ * 100 + __GNUC_MINOR__ * 10) >= 600
#      pragma GCC diagnostic ignored "-Wnonnull-compare"
#    endif
#  endif
#elif defined(__clang__) || defined(__apple_build_version__)
#  pragma clang diagnostic push
#  pragma clang diagnostic ignored "-Waddress"
#endif
 
#ifdef _MSC_VER
#  ifndef WIN32_LEAN_AND_MEAN
#    define WIN32_LEAN_AND_MEAN
#  endif
#  include <Windows.h>
 
#  define SHELL_FONT_USING_WIN32_CONSOLE
 
#endif
 
namespace util {
namespace cli {
 
// 下面是编码表
//
// 编码    颜色/动作
//  0   重新设置属性到缺省设置
//  1   设置粗体
//  2   设置一半亮度（模拟彩色显示器的颜色）
//  4   设置下划线（模拟彩色显示器的颜色）
//  5   设置闪烁
//  7   设置反向图象
//  22  设置一般密度
//  24  关闭下划线
//  25  关闭闪烁
//  27  关闭反向图象
//  30  设置黑色前景
//  31  设置红色前景
//  32  设置绿色前景
//  33  设置棕色前景
//  34  设置蓝色前景
//  35  设置紫色前景
//  36  设置青色前景
//  37  设置白色前景
//  38  在缺省的前景颜色上设置下划线
//  39  在缺省的前景颜色上关闭下划线
//  40  设置黑色背景
//  41  设置红色背景
//  42  设置绿色背景
//  43  设置棕色背景
//  44  设置蓝色背景
//  45  设置紫色背景
//  46  设置青色背景
//  47  设置白色背景
//  49  设置缺省黑色背景
 
struct shell_font_style {
  enum shell_font_spec {
    SHELL_FONT_SPEC_NULL = 0x00,
    SHELL_FONT_SPEC_BOLD = 0x01,
    SHELL_FONT_SPEC_UNDERLINE = 0x02,
    SHELL_FONT_SPEC_FLASH = 0x04,
    SHELL_FONT_SPEC_DARK = 0x08,
  };
  enum shell_font_spec {…};
 
  enum shell_font_color {
    SHELL_FONT_COLOR_BLACK = 0x0100,  // 30
    SHELL_FONT_COLOR_RED = 0x0200,
    SHELL_FONT_COLOR_GREEN = 0x0400,
    SHELL_FONT_COLOR_YELLOW = 0x0800,
    SHELL_FONT_COLOR_BLUE = 0x1000,
    SHELL_FONT_COLOR_MAGENTA = 0x2000,
    SHELL_FONT_COLOR_CYAN = 0x4000,
    SHELL_FONT_COLOR_WHITE = 0x8000,
  };
  enum shell_font_color {…};
 
  enum shell_font_background_color {
    SHELL_FONT_BACKGROUND_COLOR_BLACK = 0x010000,  // 40
    SHELL_FONT_BACKGROUND_COLOR_RED = 0x020000,
    SHELL_FONT_BACKGROUND_COLOR_GREEN = 0x040000,
    SHELL_FONT_BACKGROUND_COLOR_YELLOW = 0x080000,
    SHELL_FONT_BACKGROUND_COLOR_BLUE = 0x100000,
    SHELL_FONT_BACKGROUND_COLOR_MAGENTA = 0x200000,
    SHELL_FONT_BACKGROUND_COLOR_CYAN = 0x400000,
    SHELL_FONT_BACKGROUND_COLOR_WHITE = 0x800000,
  };
  enum shell_font_background_color {…};
};
struct shell_font_style {…};
 
class shell_font {
 private:
  int m_iFlag;
 
 public:
  explicit shell_font(int iFlag = 0);
  virtual ~shell_font();
 
  std::string GenerateString(const std::string &strInput);
 
  static std::string GenerateString(const std::string &strInput, int iFlag);
 
  static std::string GetStyleCode(int iFlag);
 
  std::string GetStyleCode();
 
  static std::string GetStyleCloseCode();
};
class shell_font {…};
 
class shell_stream {
 public:
  typedef std::ostream stream_t;
  class shell_stream_opr {
   public:
    typedef shell_stream_opr self_t;
 
   private:
    stream_t *pOs;
#ifdef SHELL_FONT_USING_WIN32_CONSOLE
    HANDLE hOsHandle;
#endif
    mutable int flag;
 
    // 进允许内部复制构造
    shell_stream_opr(const shell_stream_opr &);
    shell_stream_opr &operator=(const shell_stream_opr &);
 
    friend class shell_stream;
 
   public:
    shell_stream_opr(stream_t *os);
    ~shell_stream_opr();
 
    template <typename Ty>
    const shell_stream_opr &operator<<(const Ty &v) const {
      close();
      (*pOs) << v;
      return (*this);
    }
    const shell_stream_opr &operator<<(const Ty &v) const  {…}
 
    const shell_stream_opr &operator<<(std::nullptr_t) const;
    const shell_stream_opr &operator<<(shell_font_style::shell_font_spec style) const;
    const shell_stream_opr &operator<<(shell_font_style::shell_font_color style) const;
    const shell_stream_opr &operator<<(shell_font_style::shell_font_background_color style) const;
    const shell_stream_opr &operator<<(stream_t &(*fn)(stream_t &)) const;
 
    const shell_stream_opr &open(int flag) const;
 
    void close() const;
 
    void reset() const;
 
    inline operator stream_t &() const { return *pOs; }
 
    inline operator const stream_t &() const { return *pOs; }
  };
  class shell_stream_opr {…};
 
 public:
  shell_stream(stream_t &stream = std::cout);
  shell_stream_opr operator()() const;
 
 private:
  stream_t *m_pOs;
};
class shell_stream {…};
 
}  // namespace cli
}  // namespace util
 
#if defined(__GNUC__) && !defined(__clang__) && !defined(__apple_build_version__)
#  if (__GNUC__ * 100 + __GNUC_MINOR__ * 10) >= 460
#    pragma GCC diagnostic pop
#  endif
#elif defined(__clang__) || defined(__apple_build_version__)
#  pragma clang diagnostic pop
#endif