more generic m:nary implementation

starmath/source/ooxml.cxx

@@ -427,43 +427,15 @@ void SmOoxml::HandleRoot( const SmRootNode* pNode, int nLevel )
 void SmOoxml::HandleOperator( const SmOperNode* pNode, int nLevel )
 {
     fprintf( stderr, "OPER %d\n", pNode->GetToken().eType );
-    switch( pNode->GetToken().eType )
-    {
-        case TINT:
-            HandleOperatorNary( pNode, nLevel, sal_Unicode( 0x222b ));
-            break;
-        case TIINT:
-            HandleOperatorNary( pNode, nLevel, sal_Unicode( 0x222c ));
-            break;
-        case TIIINT:
-            HandleOperatorNary( pNode, nLevel, sal_Unicode( 0x222d ));
-            break;
-        case TLINT:
-            HandleOperatorNary( pNode, nLevel, sal_Unicode( 0x222e ));
-            break;
-        case TLLINT:
-            HandleOperatorNary( pNode, nLevel, sal_Unicode( 0x222f ));
-            break;
-        case TLLLINT:
-            HandleOperatorNary( pNode, nLevel, sal_Unicode( 0x2230 ));
-            break;
-        default:
-            OSL_FAIL( "Operator not handled explicitly" );
-            HandleAllSubNodes( pNode, nLevel );
-            break;
-    }
-}
-
-void SmOoxml::HandleOperatorNary( const SmOperNode* pNode, int nLevel, sal_Unicode chr )
-{
+    const SmSubSupNode* subsup = pNode->GetSubNode( 0 )->GetType() == NSUBSUP
+        ? static_cast< const SmSubSupNode* >( pNode->GetSubNode( 0 )) : NULL;
+    const SmNode* operation = subsup != NULL ? subsup->GetBody() : pNode->GetSubNode( 0 );
+    OSL_ASSERT( operation->GetType() == NMATH && static_cast< const SmTextNode* >( operation )->GetText().Len() == 1 );
+    sal_Unicode chr = Convert( static_cast< const SmTextNode* >( operation )->GetText().GetChar( 0 ));
     m_pSerializer->startElementNS( XML_m, XML_nary, FSEND );
     m_pSerializer->startElementNS( XML_m, XML_naryPr, FSEND );
     rtl::OString chrValue = rtl::OUStringToOString( rtl::OUString( chr ), RTL_TEXTENCODING_UTF8 );
     m_pSerializer->singleElementNS( XML_m, XML_char, FSNS( XML_m, XML_val ), chrValue.getStr(), FSEND );
-    const SmSubSupNode* subsup = pNode->GetSubNode( 0 )->GetType() == NSUBSUP
-        ? static_cast< const SmSubSupNode* >( pNode->GetSubNode( 0 )) : NULL;
-// GetSubNode( 0 ) is otherwise generally ignored, as it should be just SmMathSymbolNode for the operation,
-// and we have 'chr' already
     if( subsup == NULL || subsup->GetSubSup( CSUB ) == NULL )
         m_pSerializer->singleElementNS( XML_m, XML_subHide, FSNS( XML_m, XML_val ), "1", FSEND );
     if( subsup == NULL || subsup->GetSubSup( CSUP ) == NULL )

starmath/source/ooxml.hxx

@@ -55,7 +55,6 @@ private:
     void HandleRoot( const SmRootNode* pNode, int nLevel );
     void HandleAttribute( const SmAttributNode* pNode, int nLevel );
     void HandleOperator( const SmOperNode* pNode, int nLevel );
-    void HandleOperatorNary( const SmOperNode* pNode, int nLevel, sal_Unicode chr );
     void HandleSubSupScript( const SmSubSupNode* pNode, int nLevel );
     void HandleSubSupScriptInternal( const SmSubSupNode* pNode, int nLevel, int flags );
     String str;