g13_fonts.hpp

//
// Created by khampf on 07-05-2020.
//

#ifndef G13_G13_FONTS_HPP
#define G13_G13_FONTS_HPP

#include <cstring>
#include <memory>
#include <string>

namespace G13 {
class G13_Font;

typedef std::shared_ptr<G13_Font> FontPtr;

class G13_FontChar {
public:
  static const int CHAR_BUF_SIZE = 8;
  enum FONT_FLAGS { FF_ROTATE = 0x01 };

  G13_FontChar() {
    memset(bits_regular, 0, CHAR_BUF_SIZE);
    memset(bits_inverted, 0, CHAR_BUF_SIZE);
  }
  void SetCharacter(unsigned char *data, int width, unsigned flags);
  unsigned char bits_regular[CHAR_BUF_SIZE]{};
  unsigned char bits_inverted[CHAR_BUF_SIZE]{};
};

class G13_Font {
public:
  G13_Font();
  explicit G13_Font(std::string name, unsigned int width = 8);

  // void SetCharacter(unsigned int c, unsigned char* data);

  template <class ARRAY_T, class FLAGST>
  void InstallFont(ARRAY_T &data, FLAGST flags, int first = 0);

  [[nodiscard]] const std::string &name() const { return m_name; }
  [[nodiscard]] unsigned int width() const { return m_width; }

  const G13_FontChar &char_data(unsigned int x) { return m_chars[x]; }

protected:
  std::string m_name;
  unsigned int m_width;

  G13_FontChar m_chars[256];

  // unsigned char font_basic[256][8];
  // unsigned char font_inverted[256][8];
};

} // namespace G13
#endif // G13_G13_FONTS_HPP