# File lib/barby/barcode/qr_code.rb, line 66
    def size
      level_index = LEVELS[level]
      length = data.length
      found_size = nil
      SIZES.each do |size,max_values|
        if max_values[level_index] >= length
          found_size = size
          break
        end
      end
      found_size
    end