text: /* See LICENSE file for copyright and license details. */
  #define DRW_FONT_CACHE_SIZE 32
  
  typedef struct {
  	unsigned long pix;
  	XftColor rgb;
  } Clr;
  
  typedef struct {
  	Cursor cursor;
  } Cur;
  
  typedef struct {
  	Display *dpy;
  	int ascent;
  	int descent;
  	unsigned int h;
  	XftFont *xfont;
  	FcPattern *pattern;
  } Fnt;
  
  typedef struct {
  	Clr *fg;
  	Clr *bg;
  	Clr *border;
  } ClrScheme;
  
  typedef struct {
  	unsigned int w, h;
  	Display *dpy;
  	int screen;
  	Window root;
  	Drawable drawable;
  	GC gc;
  	ClrScheme *scheme;
  	size_t fontcount;
  	Fnt *fonts[DRW_FONT_CACHE_SIZE];
  } Drw;
  
  typedef struct {
  	unsigned int w;
  	unsigned int h;
  } Extnts;
  
  /* Drawable abstraction */
  Drw *drw_create(Display *, int, Window, unsigned int, unsigned int);
  void drw_resize(Drw *, unsigned int, unsigned int);
  void drw_free(Drw *);
  
  /* Fnt abstraction */
  Fnt *drw_font_create(Drw *, const char *);
  void drw_load_fonts(Drw *, const char *[], size_t);
  void drw_font_free(Fnt *);
  void drw_font_getexts(Fnt *, const char *, unsigned int, Extnts *);
  unsigned int drw_font_getexts_width(Fnt *, const char *, unsigned int);
  
  /* Colour abstraction */
  Clr *drw_clr_create(Drw *, const char *);
  void drw_clr_free(Clr *);
  
  /* Cursor abstraction */
  Cur *drw_cur_create(Drw *, int);
  void drw_cur_free(Drw *, Cur *);
  
  /* Drawing context manipulation */
  void drw_setfont(Drw *, Fnt *);
  void drw_setscheme(Drw *, ClrScheme *);
  
  /* Drawing functions */
  int drw_get_width(Drw *, int, const char *);
  void drw_colored_text(Drw *, ClrScheme *, int, int, int, unsigned int, unsigned int, char *);
  void drw_rect(Drw *, int, int, unsigned int, unsigned int, int, int);
  int drw_text(Drw *, int, int, unsigned int, unsigned int, const char *);
  
  /* Map functions */
  void drw_map(Drw *, Window, int, int, unsigned int, unsigned int);
  