Tile* get(int i);
};
-enum Direction { NONE, WEST, EAST, NORTH, SOUTH };
+enum Direction { D_NONE, D_WEST, D_EAST, D_NORTH, D_SOUTH };
std::string direction_to_string(Direction d);
Direction string_to_direction(const std::string& d);
void get_input();
/** Update Tux position */
- void update();
+ void update(float delta);
/** Draw one frame */
void draw(const Point& offset);