c++
A teammate implements the following structure to build themed game elements. Which design pattern best describes this approach?
class Level;
class Wall;
class Door;
class WorldFactory {
public:
virtual Level* createLevel() const = 0;
virtual Wall* createWall() const = 0;
virtual Door* createDoor() const = 0;
virtual ~WorldFactory() = default;
};
class IceWorldFactory : public WorldFactory {
public:
Level* createLevel() const override;
Wall* createWall() const override;
Door* createDoor() const override;
};