game.h

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#ifndef __GAME_H__
#define __GAME_H__
 
#include <stdbool.h>
 
typedef unsigned int uint;
 
#define DEFAULT_SIZE 5
 
typedef enum {
  EMPTY, 
  WHITE, 
  BLACK  
} color;
 
typedef enum {
  UNCONSTRAINED = -1,  
  MIN_CONSTRAINT = -1, 
  MAX_CONSTRAINT = 9   
} constraint;
 
typedef enum {
  ERROR,       
  UNSATISFIED, 
  SATISFIED    
} status;
 
typedef enum { HERE, UP, DOWN, LEFT, RIGHT, UP_LEFT, UP_RIGHT, DOWN_LEFT, DOWN_RIGHT } direction;
 
typedef struct game_s* game;
 
typedef const struct game_s* cgame;
 
game game_new(constraint* constraints, color* colors);
 
game game_new_empty(void);
 
game game_copy(cgame g);
 
bool game_equal(cgame g1, cgame g2);
 
void game_delete(game g);
 
void game_set_constraint(game g, uint i, uint j, constraint n);
 
void game_set_color(game g, uint i, uint j, color c);
 
constraint game_get_constraint(cgame g, uint i, uint j);
 
color game_get_color(cgame g, uint i, uint j);
 
bool game_get_next_square(cgame g, uint i, uint j, direction dir, uint* pi_next, uint* pj_next);
 
status game_get_status(cgame g, uint i, uint j);
 
int game_nb_neighbors(cgame g, uint i, uint j, color c);
 
void game_play_move(game g, uint i, uint j, color c);
 
bool game_won(cgame g);
 
void game_restart(game g);
 
#endif  // __GAME_H__