public void addDoor(Door door)
    {
        int doorStart = (door.getStartHeight() + door.getStartWidth());
        int doorEnd = (door.getEndHeight() + door.getStartWidth());
        if((door.getStartHeight() == bottomRight.getHeight())
        || ((door.getStartHeight() == topLeft.getHeight()))) {
            doors.add(doorStart, door);
            doors.add(doorEnd, door);
        }

        else if ((door.getStartWidth() == bottomRight.getWidth())
        || ((door.getStartWidth() == topLeft.getHeight()))) {
            doors.add(doorStart, door);
            doors.add(doorEnd, door);
        }
    }