class Magick::RVG::Styles

def set(styles)
  begin
    styles.each_pair do |style, value|
      begin
        self[style] = value
      rescue NoMethodError
        raise ArgumentError, "unknown style `#{style}'"
      end
    end
  rescue NoMethodError
    raise ArgumentError, "style arguments must be in the form `style => value'"
  end
  self
end