# File rbSnack/tkSnackUtil.rb, line 252
    def initialize( *args ,  &op_block)
      super(*args, &op_block)
      w = self.width
      h = height
      @viewPort=[50,30,w-20,w-30]
      @worldFrame=[200,800,800,2400]
          @colours=)#F00 #0F0 #00F #FF0 #0FF #F0F #FFF #AAA #FAA #AFA #AAF #FAF #FFA #AFF #A0A #0AA #AA0)
          @nextColour =0
      @fileName=nil
    end