#NEWLINE# @ property #NEWLINE# def transform_bbox( self ) : #NEWLINE# #INDENT# ' BBox(x1, y1, x2, y2) namedtuple with layer transform box\n        (Top Left and Bottom Right corners). The tranform of a layer the\n        points for all 4 corners.\n        ' #NEWLINE# placed_layer_block = self . _placed_layer_block ( ) #NEWLINE# if ( not placed_layer_block ) : #NEWLINE# #INDENT# return None #NEWLINE# #UNINDENT# placed_layer_data = PlacedLayerData ( placed_layer_block ) #NEWLINE# transform = placed_layer_data . transform #NEWLINE# if ( not transform ) : #NEWLINE# #INDENT# return None #NEWLINE# #UNINDENT# return BBox ( transform [ 0 ] . value , transform [ 1 ] . value , transform [ 4 ] . value , transform [ 5 ] . value )