added isOOXML()

Change-Id: I9e088e1d6679297884d71604b03537b73ee3387c

include/formula/FormulaCompiler.hxx

@@ -156,6 +156,9 @@ public:
         /// Is it an ODFF / ODF 1.2 mapping?
         inline bool isODFF() const { return FormulaGrammar::isODFF( meGrammar); }
 
+        /// Is it an OOXML mapping?
+        inline bool isOOXML() const { return FormulaGrammar::isOOXML( meGrammar); }
+
         /// Does it have external symbol/name mappings?
         inline bool hasExternals() const { return !mpExternalHashMap->empty(); }
 

include/formula/grammar.hxx

@@ -244,6 +244,13 @@ public:
             ::com::sun::star::sheet::FormulaLanguage::ODFF;
     }
 
+    /// If grammar is of OOXML
+    static inline bool isOOXML( const Grammar eGrammar )
+    {
+        return extractFormulaLanguage( eGrammar) ==
+            ::com::sun::star::sheet::FormulaLanguage::OOXML;
+    }
+
 };
 // =============================================================================
 } // formula