refactor

include/element.hpp

@@ -4,27 +4,20 @@
 #include <vector>
 #include "globals.hpp"
 
-struct Point;
-struct Head;
-struct Tail;
-struct Body;
-struct Fruit;
-
 struct Point {
 	int m_row;
 	int m_col;
-	int m_direction;
 	Point() {}
 	Point(int x, int y) : m_row(x), m_col(y) {}
-	Point(int x, int y, int dir) : m_row(x), m_col(y), m_direction(dir) {}
-	void set_new_point(int row, int col, int dir);
+	void set_new_point(int row, int col);
 	void set_new_point(Point &point);
 };
 
 struct Head {
-	Head() : m_head(5, 5, 2) {};
-	Point m_head;
+	Head() : m_direction(2) {};
+	Point m_head {5, 5};
 	Point m_previous_head;
+	int m_direction;
 	void get_new_pos();
 };
 
@@ -41,7 +34,7 @@ struct Body {
 };
 
 struct Fruit {
-	Fruit(char (&board)[ROW][COL]);
+	Fruit();
 	Point m_point;
 	void get_new_pos(char (&board)[ROW][COL], Head &head);
 };