# File karel/karel_window.rb, line 399 def initialize(street, avenue, number, window) @street = street @avenue = avenue @number = number @scaler = lambda{|x,y| window.scale_to_pixels(x,y)} #i.e. the function itself @scale_factor = lambda{window.scale_factor} @canvas = window.canvas @tag = "b" + @@bNumber.to_s @@bNumber += 1 end