lib/axlsx/drawing/series.rb in axlsx-1.0.18 vs lib/axlsx/drawing/series.rb in axlsx-1.1.0

@@ -23,11 +23,11 @@
       self.chart = chart
       @chart.series << self
       options.each do |o|
         self.send("#{o[0]}=", o[1]) if self.respond_to? "#{o[0]}="
       end
-    end    
+    end
 
     # The index of this series in the chart's series.
     # @return [Integer]
     def index
       @chart.series.index(self)
@@ -42,30 +42,30 @@
 
     # @see order
     def order=(v)  Axlsx::validate_unsigned_int(v); @order = v; end
 
     # @see title
-    def title=(v) 
+    def title=(v)
       v = SeriesTitle.new(v) if v.is_a?(String) || v.is_a?(Cell)
       DataTypeValidator.validate "#{self.class}.title", SeriesTitle, v
       @title = v
     end
-   
-    private 
-    
+
+    private
+
     # assigns the chart for this series
-    def chart=(v)  DataTypeValidator.validate "Series.chart", Chart, v; @chart = v; end    
+    def chart=(v)  DataTypeValidator.validate "Series.chart", Chart, v; @chart = v; end
 
-    # Serializes the series
-    # @param [Nokogiri::XML::Builder] xml The document builder instance this objects xml will be added to.
+    # Serializes the object
+    # @param [String] str
     # @return [String]
-    def to_xml(xml)
-      xml.ser {
-        xml.idx :val=>index
-        xml.order :val=>order || index
-        title.to_xml(xml) unless title.nil?
-        yield xml if block_given?
-      }
+    def to_xml_string(str = '')
+      str << '<c:ser>'
+      str << '<c:idx val="' << index.to_s << '"/>'
+      str << '<c:order val="' << (order || index).to_s << '"/>'
+      title.to_xml_string(str) unless title.nil?
+      yield str if block_given?
+      str << '</c:ser>'
     end
 
   end
 
 end