Subversion Repositories DIN Is Noise

/*

* font.h

* DIN Is Noise is copyright (c) 2006-2025 Jagannathan Sampath

* DIN Is Noise is released under GNU Public License 2.0

* For more information, please visit https://dinisnoise.org/

*/

#ifndef _FONT

#define _FONT

#include <string>

#include <fstream>

#include <map>

#include "dingl.h"

#include "glyph.h"

#define MAKETYPE(N, T, U, V) \

struct N { \

  T U;\

  T V;\

  N () { U = 0; V = 0;}\

};

MAKETYPE (charwidtht, int, max, avg)

MAKETYPE (charheightt, int, max, avg)

MAKETYPE (cellsizet, int, x, y)

MAKETYPE (spacingt, int, ch, word)

struct font {

  std::string fname;

  std::string name;

  int nchars;

  charwidtht charwidth;

  charheightt charheight;

  cellsizet cellsize;

  spacingt spacing;

  int lift;

  int headroom; // space above char

  std::map <char, glyph> characters; // vector desc of chars

  std::map < char, std::map<char, int> > kern; // char-char kerning

  int mod; // modified?

  font (const std::string& fn);

  ~font ();

  void load (const std::string& fn);

  void load (std::ifstream& file);

  void save ();

  const std::string& filename () const { return fname;}

  int char_width (char c);

  int char_height (char c);

  void calc_line_height ();

  void draw_char (char c, int x, int y, int z = 0);

  const std::map<char, glyph>& get_chars ();

  void set_chars (const std::map<char, glyph>& chars);

#ifdef __SVG_OUT__

  std::ofstream svg;

  void write_char (char c, int x, int y, int z = 0);

#endif

#ifdef __PLOTTER_OUT__

  std::ofstream hpgl;

  void plot_char (char c, int x, int y, int z = 0);

#endif

};

extern font fnt;

extern int line_height;

inline void draw_char (char c, int x, int y, int z = 0) {

  fnt.draw_char (c, x, y, z);

}

int draw_string (const std::string& s, int x, int y, int z = 0);

#ifdef __SVG_OUT__

  int write_string (const std::string& s, int x, int y, int z = 0);

#endif

#ifdef __PLOTTER_OUT__

  int plot_string (const std::string& s, int x, int y, int z = 0);

#endif

int get_char_width (const std::string& s);

int get_char_height (const std::string& s);

void get_char_width_height (const std::string& s, int& w, int& h);

#endif