Terminal.h

#ifndef TERMINAL_H
#define TERMINAL_H

#include <string>
#include <iostream>

static const char *CSI = "\x1b[";

// The Terminal class abstracts away things we need to draw in the terminal.
class Terminal {

public:
  // The possible colors. Note that foreground colors can also be 'bright',
  // adding another 8 colors
  enum Color {
    BLACK = 0,
    RED,
    GREEN,
    YELLOW,
    BLUE,
    MAGENTA,
    CYAN,
    WHITE,
    DEFAULT_COLOR = 9
  };

  // Set the foreground color for the next piece of text, keeping the
  // background color as is.
  static void color_fg(bool bright, Color color) {
    std::cout << CSI << 30 + color << (bright ? ";1" : "") << "m";
  }

  // Set the background color for the next piece of text, keeping the
  // foreground color as-is.
  static void color_bg(Color color) {
    std::cout << CSI << 40 + color << "m";
  }

  // Set both background and foreground colors at the same time.
  static void color_all(bool bright, Color foreColor, Color backColor) {
    std::cout << CSI << 30 + foreColor << (bright ? ";1;" : ";") <<
      40 + backColor << "m";
  }

  // Reset the color to the default
  static void set_default() {
    std::cout << CSI << "0m";
  }

};

#endif // TERMINAL_H