brick.h

#ifndef _BRICK_H_
#define _BRICK_H_

#define BRICK_PLAYFIELD_WIDTH         10
#define BRICK_PLAYFIELD_HEIGHT        20

/* Field states */
#define BRICK_FIELD_EMPTY                 0
#define BRICK_FIELD_OCCUPIED              1
#define BRICK_FIELD_OCCUPIED_LIGHTBLUE    2
#define BRICK_FIELD_OCCUPIED_DARKBLUE     3
#define BRICK_FIELD_OCCUPIED_ORANGE       4
#define BRICK_FIELD_OCCUPIED_YELLOW       5
#define BRICK_FIELD_OCCUPIED_GREEN        6
#define BRICK_FIELD_OCCUPIED_RED          7
#define BRICK_FIELD_OCCUPIED_MAGENTA      8
#define BRICK_FIELD_OCCUPIED_INNER        9
#define BRICK_FIELD_OCCUPIED_OUTER       10
#define BRICK_FIELD_OCCUPIED_INNER_SMALL 11

typedef struct {
    char left;
    char right;
    char top;
    char bottom;
    char clean;
} redraw_rectangle_t;

typedef struct {
    char playfield[BRICK_PLAYFIELD_WIDTH][BRICK_PLAYFIELD_HEIGHT];
    redraw_rectangle_t rr;
    char next[4][4];
    bool next_changed;
    bool game_over_notification_flag;
    bool winning_notification_flag;
    unsigned long score;
    char score_changed;
    int level;
    char level_changed;
    char lives;
    char lives_changed;
} brick_state_t;

typedef struct {
    void (*game_init)(void);
    void (*game_right_key_press)(void);
    void (*game_left_key_press)(void);
    void (*game_right_key_release)(void);
    void (*game_left_key_release)(void);
    void (*game_up_key_press)(void);
    void (*game_up_key_release)(void);
    void (*game_down_key_press)(void);
    void (*game_down_key_release)(void);
    void (*game_next_figure_accepted)(void);
    void (*game_loop)(void);
} game_interface_t;

void reset_redraw_rectangle(redraw_rectangle_t *rr);

extern brick_state_t brick_s;

#endif /* _BRICK_H_ */