# File tk/lib/tkextlib/tcllib/plotchart.rb, line 775 def initialize(*args) # args := ([parent,] yaxis, nobars [, keys]) # yaxis := Array of [minimum, maximum, stepsize] # nobars := number of bars if args[0].kind_of?(Array) @yaxis = args.shift @nobars = args.shift super(*args) # create canvas widget else parent = args.shift @yaxis = args.shift @nobars = args.shift if parent.kind_of?(Tk::Canvas) @path = parent.path else super(parent, *args) # create canvas widget end end @chart = _create_chart end