font.h

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/*
 * Copyright (C) Volition, Inc. 1999.  All rights reserved.
 *
 * All source code herein is the property of Volition, Inc. You may not sell 
 * or otherwise commercially exploit the source or things you created based on the 
 * source.
 *
*/ 



#ifndef _FONT_H
#define _FONT_H

#include "globalincs/pstypes.h"

#define MAX_FONTS 5

#define FONT_VERSION 0
#define WIDEST_DIGIT    "4"  // the widest number character
#define WIDEST_CHAR     "W"  // the widest character

typedef struct font_char {
        int                             spacing;
        int                             byte_width;
        int                             offset;
        short                           kerning_entry;
        short                           user_data;
} font_char;

typedef struct font_kernpair {
        char                            c1,c2;
        signed char             offset;
} font_kernpair;

typedef struct font {
        char                            filename[MAX_FILENAME_LEN];
        int                             id;                     // Should be 'VFNT'
        int                             version;                        // font version
        int                             num_chars;
        int                             first_ascii;
        int                             w;
        int                             h;
        int                             num_kern_pairs;
        int                             kern_data_size;
        int                             char_data_size;
        int                             pixel_data_size;
        font_kernpair   *kern_data;
        font_char               *char_data;
        ubyte                           *pixel_data;

        // Data for 3d cards
        int                             bitmap_id;                      // A bitmap representing the font data
        int                             bm_w, bm_h;                     // Bitmap width and height
        ubyte                           *bm_data;                       // The actual font data
        int                             *bm_u;                          // U offset of each character
        int                             *bm_v;                          // V offset of each character

} font;

extern int Num_fonts;
extern font Fonts[MAX_FONTS];
extern font *Current_font;

#define FONT1                           0                               // font01.vf
#define FONT2                           1                               // font02.vf
#define FONT3                           2                               // font03.vf

// extern definitions for basic font functions
extern void gr_stuff_first_font(char *first_font, size_t first_font_size);
extern int gr_get_current_fontnum();
extern int gr_get_fontnum(const char *filename);
extern void gr_set_font(int fontnum);

void gr_print_timestamp(int x, int y, fix timestamp, int resize_mode);
int gr_force_fit_string(char *str, int max_str, int max_width);
void gr_font_init();
void gr_font_close();

extern font *Current_font;
extern int get_char_width(ubyte c1,ubyte c2,int *width,int *spacing);
extern int get_centered_x(const char *s, bool scaled);

#endif