class WallBottomLeft(Wall): base_img = tile_sheet.get_region(2, 1) type_id = "wall_bottom_left"
class WallCenterMiddle(Wall): base_img = tile_sheet.get_region(1, 2) type_id = "wall_center_middle"
class WallCenterRight(Wall): base_img = tile_sheet.get_region(1, 3) type_id = "wall_center_right"
class WallTopRight(Wall): base_img = tile_sheet.get_region(0, 3) type_id = "wall_top_right"
class WallCenterLeft(Wall): base_img = tile_sheet.get_region(1, 1) type_id = "wall_center_left"
class LargeWhiteDot(GameObject): base_img = tile_sheet.get_region(2, 6) type_id = "large_white_dot"
class WallBottomRight(Wall): base_img = tile_sheet.get_region(2, 3) type_id = "wall_bottom_right"
class WallColMiddle(Wall): base_img = tile_sheet.get_region(1, 0) type_id = "wall_col_middle"
class WallColBottom(Wall): base_img = tile_sheet.get_region(0, 0) type_id = "wall_col_bottom"
class WallRowRight(Wall): base_img = tile_sheet.get_region(3, 3) type_id = "wall_row_right"
class WallColTop(Wall): base_img = tile_sheet.get_region(2, 0) type_id = "wall_col_top"
class WallRowMiddle(Wall): base_img = tile_sheet.get_region(3, 2) type_id = "wall_row_middle"
class WallRowLeft(Wall): base_img = tile_sheet.get_region(3, 1) type_id = "wall_row_left"
class GhostDoor(GameObject): base_img = tile_sheet.get_region(1, 5) type_id = "ghost_door"
class WallBottomMiddle(Wall): base_img = tile_sheet.get_region(2, 2) type_id = "wall_bottom_middle"
class WallTopLeft(Wall): base_img = tile_sheet.get_region(0, 1) type_id = "wall_top_left"
class MediumWhiteDot(GameObject): base_img = tile_sheet.get_region(2, 5) score_value = 50 type_id = "medium_white_dot"
class WallTopMiddle(Wall): base_img = tile_sheet.get_region(0, 2) type_id = "wall_top_middle"
class SmallWhiteDot(GameObject): base_img = tile_sheet.get_region(2, 4) score_value = 10 type_id = "small_white_dot"
class WallSingle(Wall): base_img = tile_sheet.get_region(3, 0) type_id = "wall_single"