#ifndef MGL_FONT_H
#define MGL_FONT_H

#include "../system/vec.h"
#include "texture.h"
#include <stdint.h>

typedef struct mgl_font mgl_font;

typedef struct {
    mgl_vec2f position;
    mgl_vec2f size;
    mgl_vec2f texture_position;
    mgl_vec2f texture_size;
    float advance;
} mgl_font_glyph;

typedef struct {
    unsigned char *atlas;
    int width;
    int height;
} mgl_font_atlas;

struct mgl_font {
    mgl_texture texture;
    mgl_font_atlas font_atlas;
    unsigned int character_size;
    void *packed_chars;
    uint32_t num_packed_chars;
};

int mgl_font_load_from_file(mgl_font *self, const char *filepath, unsigned int character_size);
void mgl_font_unload(mgl_font *self);

int mgl_font_get_glyph(const mgl_font *self, uint32_t codepoint, mgl_font_glyph *glyph);

#endif /* MGL_FONT_H */