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export all sub/superscripts LO can handle to docx mathml

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This commit is contained in:
Luboš Luňák
2011-11-30 14:48:53 +01:00
parent 53c9a92cc8
commit c56e4ab667
1 changed files with 60 additions and 11 deletions
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71
starmath/source/ooxmlexport.cxx
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@@ -546,18 +546,24 @@ void SmOoxmlExport::HandleSubSupScript( const SmSubSupNode* pNode, int nLevel )
| ( pNode->GetSubSup( RSUP ) != NULL ? ( 1 << RSUP ) : 0 )
| ( pNode->GetSubSup( LSUB ) != NULL ? ( 1 << LSUB ) : 0 )
| ( pNode->GetSubSup( LSUP ) != NULL ? ( 1 << LSUP ) : 0 );
if( flags == 0 ) // none
return;
HandleSubSupScriptInternal( pNode, nLevel, flags );
}
void SmOoxmlExport::HandleSubSupScriptInternal( const SmSubSupNode* pNode, int nLevel, int flags )
{
if( flags == ( 1 << RSUP | 1 << RSUB ))
// docx supports only a certain combination of sub/super scripts, but LO can have any,
// so try to merge it using several tags if necessary
if( flags == 0 ) // none
return;
if(( flags & ( 1 << RSUP | 1 << RSUB )) == ( 1 << RSUP | 1 << RSUB ))
{ // m:sSubSup
m_pSerializer->startElementNS( XML_m, XML_sSubSup, FSEND );
m_pSerializer->startElementNS( XML_m, XML_e, FSEND );
HandleNode( pNode->GetBody(), nLevel + 1 );
flags &= ~( 1 << RSUP | 1 << RSUB );
if( flags == 0 )
HandleNode( pNode->GetBody(), nLevel + 1 );
else
HandleSubSupScriptInternal( pNode, nLevel, flags );
m_pSerializer->endElementNS( XML_m, XML_e );
m_pSerializer->startElementNS( XML_m, XML_sub, FSEND );
HandleNode( pNode->GetSubSup( RSUB ), nLevel + 1 );
@@ -567,29 +573,37 @@ void SmOoxmlExport::HandleSubSupScriptInternal( const SmSubSupNode* pNode, int n
m_pSerializer->endElementNS( XML_m, XML_sup );
m_pSerializer->endElementNS( XML_m, XML_sSubSup );
}
else if( flags == 1 << RSUB )
else if(( flags & ( 1 << RSUB )) == 1 << RSUB )
{ // m:sSub
m_pSerializer->startElementNS( XML_m, XML_sSub, FSEND );
m_pSerializer->startElementNS( XML_m, XML_e, FSEND );
HandleNode( pNode->GetBody(), nLevel + 1 );
flags &= ~( 1 << RSUB );
if( flags == 0 )
HandleNode( pNode->GetBody(), nLevel + 1 );
else
HandleSubSupScriptInternal( pNode, nLevel, flags );
m_pSerializer->endElementNS( XML_m, XML_e );
m_pSerializer->startElementNS( XML_m, XML_sub, FSEND );
HandleNode( pNode->GetSubSup( RSUB ), nLevel + 1 );
m_pSerializer->endElementNS( XML_m, XML_sub );
m_pSerializer->endElementNS( XML_m, XML_sSub );
}
else if( flags == 1 << RSUP )
else if(( flags & ( 1 << RSUP )) == 1 << RSUP )
{ // m:sSup
m_pSerializer->startElementNS( XML_m, XML_sSup, FSEND );
m_pSerializer->startElementNS( XML_m, XML_e, FSEND );
HandleNode( pNode->GetBody(), nLevel + 1 );
flags &= ~( 1 << RSUP );
if( flags == 0 )
HandleNode( pNode->GetBody(), nLevel + 1 );
else
HandleSubSupScriptInternal( pNode, nLevel, flags );
m_pSerializer->endElementNS( XML_m, XML_e );
m_pSerializer->startElementNS( XML_m, XML_sup, FSEND );
HandleNode( pNode->GetSubSup( RSUP ), nLevel + 1 );
m_pSerializer->endElementNS( XML_m, XML_sup );
m_pSerializer->endElementNS( XML_m, XML_sSup );
}
else if( flags == ( 1 << LSUP | 1 << LSUB ))
else if(( flags & ( 1 << LSUP | 1 << LSUB )) == ( 1 << LSUP | 1 << LSUB ))
{ // m:sPre
m_pSerializer->startElementNS( XML_m, XML_sPre, FSEND );
m_pSerializer->startElementNS( XML_m, XML_sub, FSEND );
@@ -599,14 +613,49 @@ void SmOoxmlExport::HandleSubSupScriptInternal( const SmSubSupNode* pNode, int n
HandleNode( pNode->GetSubSup( LSUP ), nLevel + 1 );
m_pSerializer->endElementNS( XML_m, XML_sup );
m_pSerializer->startElementNS( XML_m, XML_e, FSEND );
HandleNode( pNode->GetBody(), nLevel + 1 );
flags &= ~( 1 << LSUP | 1 << LSUB );
if( flags == 0 )
HandleNode( pNode->GetBody(), nLevel + 1 );
else
HandleSubSupScriptInternal( pNode, nLevel, flags );
m_pSerializer->endElementNS( XML_m, XML_e );
m_pSerializer->endElementNS( XML_m, XML_sPre );
}
else if(( flags & ( 1 << CSUB )) == ( 1 << CSUB ))
{ // m:limLow looks like a good element for central superscript
m_pSerializer->startElementNS( XML_m, XML_limLow, FSEND );
m_pSerializer->startElementNS( XML_m, XML_e, FSEND );
flags &= ~( 1 << CSUB );
if( flags == 0 )
HandleNode( pNode->GetBody(), nLevel + 1 );
else
HandleSubSupScriptInternal( pNode, nLevel, flags );
m_pSerializer->endElementNS( XML_m, XML_e );
m_pSerializer->startElementNS( XML_m, XML_lim, FSEND );
HandleNode( pNode->GetSubSup( CSUB ), nLevel + 1 );
m_pSerializer->endElementNS( XML_m, XML_lim );
m_pSerializer->endElementNS( XML_m, XML_limLow );
}
else if(( flags & ( 1 << CSUP )) == ( 1 << CSUP ))
{ // m:limUpp looks like a good element for central superscript
m_pSerializer->startElementNS( XML_m, XML_limUpp, FSEND );
m_pSerializer->startElementNS( XML_m, XML_e, FSEND );
flags &= ~( 1 << CSUP );
if( flags == 0 )
HandleNode( pNode->GetBody(), nLevel + 1 );
else
HandleSubSupScriptInternal( pNode, nLevel, flags );
m_pSerializer->endElementNS( XML_m, XML_e );
m_pSerializer->startElementNS( XML_m, XML_lim, FSEND );
HandleNode( pNode->GetSubSup( CSUP ), nLevel + 1 );
m_pSerializer->endElementNS( XML_m, XML_lim );
m_pSerializer->endElementNS( XML_m, XML_limUpp );
}
else
{
OSL_FAIL( "Unhandled sub/sup combination" );
HandleAllSubNodes( pNode, nLevel );
// TODO do not do anything, this should be probably an assert()
// HandleAllSubNodes( pNode, nLevel );
}
}