list.h

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/* 
 * File:   list.h
 * Author: Anderson Souza <jair_anderson_bs@hotmail.com>
 *
 * Created on March 27, 2018, 7:11 PM
 */

#include <stdlib.h>
#include <time.h>
#include <ncurses.h>

#define size_screen_y getmaxy(stdscr)
#define size_screen_x getmaxx(stdscr)

#define down 0402  
#define up 0403  
#define left 0404  
#define right 0405

typedef struct screen Screen;
typedef struct food Food;
typedef struct snake Snake;

time_t t;

Screen* init_game(int y, int x);

Screen* create_screen(int y, int x);

int calculate_middle_screen(int value);

void print_snake(Screen* screen);

void print_food(Screen * screen);

Snake* create_snake(int y, int x);

void kill_screen();

void free_snake(Screen* screen);

void free_screen(Screen* screen);

Snake* calculate_coordinate(int y, int x, int newDirection);

int snake_touched_itself(Screen* screen, Snake* snakeTemp);

Screen* calculate_next_cell(Screen* screen, Snake* newSnake);

int movement_not_crash_in_the_wall(Snake* snake);

int find_food(Screen* screen, Snake* snake, int movement);

int next_movement(Screen* screen, int movement);

void create_food(Screen* screen);

void free_food(Screen* screen);