int init_font(Font *, FT_Face, const Range *, unsigned, bool, unsigned, unsigned);
int init_glyphs(Font *, FT_Face, const Range *, bool, unsigned, unsigned);
int copy_bitmap(const FT_Bitmap *, Image *);
int init_font(Font *, FT_Face, const Range *, unsigned, bool, unsigned, unsigned);
int init_glyphs(Font *, FT_Face, const Range *, bool, unsigned, unsigned);
int copy_bitmap(const FT_Bitmap *, Image *);