1 files changed, 32 insertions, 0 deletions
diff --git a/lib/axlsx/drawing/num_val.rb b/lib/axlsx/drawing/num_val.rb
new file mode 100644
index 00000000..ed655732
--- /dev/null
+++ b/lib/axlsx/drawing/num_val.rb
@@ -0,0 +1,32 @@
+# -*- coding: utf-8 -*-
+module Axlsx
+
+  #This class specifies data for a particular data point.
+  class NumVal < StrVal
+
+    # A string representing the format code to apply.
+    # For more information see see the SpreadsheetML numFmt element's (§18.8.30) formatCode attribute.
+    # @return [String]
+    attr_reader :format_code
+
+    # creates a new NumVal object
+    # @option options [String] formatCode
+    # @option options [Integer] v
+    def initialize(options={})
+      @format_code = "General"
+      super(options)
+    end
+
+    # @see format_code
+    def format_code=(v)
+      Axlsx::validate_string(v)
+      @format_code = v
+    end
+
+    # serialize the object
+    def to_xml_string(idx, str = "")
+      Axlsx::validate_unsigned_int(idx)
+      str << '<c:pt idx="' << idx.to_s << '" formatCode="' << format_code << '"><c:v>' << v.to_s << '</c:v></c:pt>'
+    end
+  end
+end