From 757d34152746333f2fa9f1de9b44048ce9a331ad Mon Sep 17 00:00:00 2001
From: Randy Morgan <digital.ipseity@gmail.com>
Date: Thu, 18 Oct 2012 22:35:12 +0900
Subject: refactored pattern_fill to specify tag name for fg and bg colors

---
 lib/axlsx/stylesheet/pattern_fill.rb | 13 ++-----------
 1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/lib/axlsx/stylesheet/pattern_fill.rb b/lib/axlsx/stylesheet/pattern_fill.rb
index c06c7f16..504624e6 100644
--- a/lib/axlsx/stylesheet/pattern_fill.rb
+++ b/lib/axlsx/stylesheet/pattern_fill.rb
@@ -6,7 +6,6 @@ module Axlsx
   class PatternFill
 
     include Axlsx::OptionsParser
-
     # Creates a new PatternFill Object
     # @option options [Symbol] patternType
     # @option options [Color] fgColor
@@ -62,19 +61,11 @@ module Axlsx
     def to_xml_string(str = '')
       str << '<patternFill patternType="' << patternType.to_s << '">'
       if fgColor.is_a?(Color)
-        str << "<fgColor "
-        fgColor.instance_values.each do |key, value|
-          str << key.to_s << '="' << value.to_s << '" '
-        end
-        str << "/>"
+        fgColor.to_xml_string str, "fgColor"
       end
 
       if bgColor.is_a?(Color)
-        str << "<bgColor "
-        bgColor.instance_values.each do |key, value|
-          str << key.to_s << '="' << value.to_s << '" '
-        end
-        str << "/>"
+        bgColor.to_xml_string str, "bgColor"
       end
       str << '</patternFill>'
     end
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