ds_font.h

/* Copyright (C) 2017 - 2024, Thornwave Labs Inc - All Rights Reserved.
 * Unauthorized copying of this file, via any medium is strictly prohibited.
 * Proprietary and confidential.
 * Written by Razvan Turiac <razvan.turiac@thornwave.com>
*/
 
#ifndef _DS_FONT_H
#define _DS_FONT_H
 
 
#include <stdint.h>
#include <stddef.h>
 
 
#ifndef SCREEN_ROTATION
#define SCREEN_ROTATION 0
#endif
 
 
#define GET_FONT_INNER(name, size, rotation) (&font_##name##_##size##_##rotation)
#define GET_FONT_INNER1(name, size, rotation) GET_FONT_INNER(name, size, rotation)
 
 
#define GET_FONT(name, size) GET_FONT_INNER1(name, size, SCREEN_ROTATION)
#define GET_FONT_ROTATE(name, size, rotation) GET_FONT_INNER(name, size, rotation)
 
 
 
typedef struct
{
    int32_t w;
    int32_t h;
    int32_t xoff;
    int32_t yoff;
    int32_t xadvance;
 
    const char* kerning_table_prev;
    const int8_t* kerning_table_delta;
 
    const uint8_t* pixels;
}ds_bitmap_font_char_t;
 
 
typedef struct
{
    int32_t height;
    int32_t ascender;
    int32_t descender;
    const ds_bitmap_font_char_t* chars[256];
}ds_bitmap_font_t;
 
 
static inline int32_t DsFontHeight(const ds_bitmap_font_t* font)
{
    if (font)
        return font->ascender - font->descender;
    else
        return 0;
}
 
#endif