# File rss/rss.rb, line 956
    def initialize(rss_version, version=nil, encoding=nil, standalone=nil)
      super()
      @rss_version = rss_version
      @version = version || '1.0'
      @encoding = encoding
      @standalone = standalone
      @output_encoding = nil
    end

# File rss/rss.rb, line 965
    def output_encoding=(enc)
      @output_encoding = enc
      self.converter = Converter.new(@output_encoding, @encoding)
    end

# File rss/rss.rb, line 970
    def setup_maker(maker)
      maker.version = version
      maker.encoding = encoding
      maker.standalone = standalone

      xml_stylesheets.each do |xss|
        xss.setup_maker(maker)
      end

      setup_maker_elements(maker)
    end

# File rss/rss.rb, line 982
    def to_xml(version=nil, &block)
      if version.nil? or version == @rss_version
        to_s
      else
        RSS::Maker.make(version) do |maker|
          setup_maker(maker)
          block.call(maker) if block
        end.to_s
      end
    end