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#ifndef GHOSTS_H_SENTRY
#define GHOSTS_H_SENTRY
#include "field.h"
enum {
red_y = 14,
red_x = 15,
red_home_y = -1,
red_home_x = 25,
pink_y = red_y + 1,
pink_x = red_x - 2,
pink_home_y = red_home_y,
pink_home_x = 2,
blue_y = red_y,
blue_x = red_x-1,
blue_home_y = 29,
blue_home_x = 27,
orange_y = red_y + 1,
orange_x = red_x - 3,
orange_home_y = blue_home_y,
orange_home_x = 0,
};
enum ghost_color { red, pink, blue, orange };
enum behavior_mode { chase, scatter, frightened };
enum movement_direction { left, right, up, down, none };
struct coordinates {
int y;
int x;
};
struct ghost_type {
struct coordinates position;
struct coordinates home_position;
enum ghost_color color;
enum behavior_mode mode;
enum movement_direction direction;
};
void initialize_ghost(struct ghost_type *ghost, enum ghost_color color);
void pull_out_ghosts(int *get_out_stage,
struct ghost_type *red_ghost,
struct ghost_type *pink_ghost,
struct ghost_type *blue_ghost,
struct ghost_type *orange_ghost);
void make_ghost_moves(game_space field,
struct ghost_type *red_ghost,
struct ghost_type *pink_ghost,
struct ghost_type *blue_ghost,
struct ghost_type *orange_ghost);
struct pacman;
void redirect(game_space field, enum intersection_type paths,
struct ghost_type *ghost, struct pacman pac,
void (*pathfinder)(game_space, struct ghost_type*,
struct pacman pac));
void breadth_first_search(game_space field, struct ghost_type *ghost,
struct pacman pac);
#endif
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