# File lib/pdf/charts/stddev.rb, line 51 51: def initialize(args = { }) 52: @range = args[:range] 53: @step = args[:step] 54: @style = args[:style] 55: @show_labels = false 56: 57: yield self if block_given? 58: 59: raise TypeError, PDF::Lange[:charts_stddev_scale_norange] if @range.nil? 60: raise TypeError, PDF::Lange[:charts_stddev_scale_nostep] if @step.nil? 61: end