def parse(node)
      node.xpath('*').each do |node_child|
        case node_child.name
        when 'gsLst'
          node_child.xpath('*').each do |gradient_stop_node|
            @gradient_stops << GradientStop.new(parent: self).parse(gradient_stop_node)
          end
        when 'path'
          @path = node_child.attribute('path').value.to_sym
        when 'lin'
          @linear_gradient = LinearGradient.new(parent: self).parse(node_child)
        end
      end
      self
    end
def parse(node)
      node.xpath('*').each do |node_child|
        case node_child.name
        when 'gsLst'
          node_child.xpath('*').each do |gradient_stop_node|
            @gradient_stops << GradientStop.new(parent: self).parse(gradient_stop_node)
          end
        when 'path'
          @path = node_child.attribute('path').value.to_sym
        when 'lin'
          @linear_gradient = LinearGradient.new(parent: self).parse(node_child)
        end
      end
      self
    end
Parse GradientColor object
 @param node [Nokogiri::XML:Element] node to parse
 @return [GradientColor] result of parsing