I think it would be cool if you could make the transparent sections in the image as a player path while the non-transparent parts are either obstacles that will block you from moving or will make you lose. It would be more straightforward and faster to make a maze game. Maybe a new object that support this feature?
(Half offtopic) In fact, you can do it with the help of the hitbox, but a little differently. For example, if you take the ramp, you can make a triangular hitbox