#ifndef BALL_H #define BALL_H #include "board.h" static const int BALL_START_X_NORMAL = 40; static const int BALL_START_Y_NORMAL = 12; struct ball { int x; int y; struct ball *next; }; struct ball *new_ball(int x, int y); void free_ball(struct ball *b); void clear_ball(struct ball *b); void update_ball(struct ball *b); void draw_ball(struct ball *b); #endif