office-gobmx/starmath/source/symbol.cxx
2011-11-27 13:23:17 -06:00

322 lines
9.2 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#include <osl/mutex.hxx>
#include <ucbhelper/content.hxx>
#include <vcl/msgbox.hxx>
#include <sfx2/dispatch.hxx>
#include <sfx2/docfile.hxx>
#include <map>
#include <vector>
#include <iterator>
#include "symbol.hxx"
#include "view.hxx"
#include "utility.hxx"
#include "dialog.hxx"
#include "config.hxx"
#include "cfgitem.hxx"
#include "smmod.hxx"
#include "starmath.hrc"
using namespace ::com::sun::star;
using namespace ::com::sun::star::ucb;
using namespace ::com::sun::star::uno;
using namespace ::rtl;
/**************************************************************************/
SmSym::SmSym() :
m_aName(C2S("unknown")),
m_aSetName(C2S("unknown")),
m_cChar('\0'),
m_bPredefined(false),
m_bDocSymbol(false)
{
m_aExportName = m_aName;
m_aFace.SetTransparent(true);
m_aFace.SetAlign(ALIGN_BASELINE);
}
SmSym::SmSym(const SmSym& rSymbol)
{
*this = rSymbol;
}
SmSym::SmSym(const String& rName, const Font& rFont, sal_UCS4 cChar,
const String& rSet, bool bIsPredefined)
{
m_aName = m_aExportName = rName;
m_aFace = rFont;
m_aFace.SetTransparent(true);
m_aFace.SetAlign(ALIGN_BASELINE);
m_cChar = cChar;
m_aSetName = rSet;
m_bPredefined = bIsPredefined;
m_bDocSymbol = false;
}
SmSym& SmSym::operator = (const SmSym& rSymbol)
{
m_aName = rSymbol.m_aName;
m_aExportName = rSymbol.m_aExportName;
m_cChar = rSymbol.m_cChar;
m_aFace = rSymbol.m_aFace;
m_aSetName = rSymbol.m_aSetName;
m_bPredefined = rSymbol.m_bPredefined;
m_bDocSymbol = rSymbol.m_bDocSymbol;
SmSymbolManager * pSymSetManager = &SM_MOD()->GetSymbolManager();
if (pSymSetManager)
pSymSetManager->SetModified(true);
return *this;
}
bool SmSym::IsEqualInUI( const SmSym& rSymbol ) const
{
return m_aName == rSymbol.m_aName &&
m_aFace == rSymbol.m_aFace &&
m_cChar == rSymbol.m_cChar;
}
/**************************************************************************/
void SmSymbolManager::SFX_NOTIFY(SfxBroadcaster& /*rBC*/, const TypeId& rBCType,
const SfxHint& /*rHint*/, const TypeId& rHintType)
{
}
SmSymbolManager::SmSymbolManager()
{
m_bModified = false;
}
SmSymbolManager::SmSymbolManager(const SmSymbolManager& rSymbolSetManager) :
SfxListener()
{
m_aSymbols = rSymbolSetManager.m_aSymbols;
m_bModified = true;
}
SmSymbolManager::~SmSymbolManager()
{
}
SmSymbolManager& SmSymbolManager::operator = (const SmSymbolManager& rSymbolSetManager)
{
m_aSymbols = rSymbolSetManager.m_aSymbols;
m_bModified = true;
return *this;
}
SmSym *SmSymbolManager::GetSymbolByName(const String& rSymbolName)
{
SmSym *pRes = NULL;
SymbolMap_t::iterator aIt( m_aSymbols.find( rSymbolName ) );
if (aIt != m_aSymbols.end())
pRes = &aIt->second;
return pRes;
}
const SymbolPtrVec_t SmSymbolManager::GetSymbols() const
{
SymbolPtrVec_t aRes;
SymbolMap_t::const_iterator aIt( m_aSymbols.begin() );
for ( ; aIt != m_aSymbols.end(); ++aIt)
aRes.push_back( &aIt->second );
// OSL_ENSURE( sSymbols.size() == m_aSymbols.size(), "number of symbols mismatch " );
return aRes;
}
bool SmSymbolManager::AddOrReplaceSymbol( const SmSym &rSymbol, bool bForceChange )
{
bool bAdded = false;
const String aSymbolName( rSymbol.GetName() );
if (aSymbolName.Len() > 0 && rSymbol.GetSymbolSetName().Len() > 0)
{
const SmSym *pFound = GetSymbolByName( aSymbolName );
const bool bSymbolConflict = pFound && !pFound->IsEqualInUI( rSymbol );
// avoid having the same symbol name twice but with different symbols in use
if (!pFound || bForceChange)
{
m_aSymbols[ aSymbolName ] = rSymbol;
bAdded = true;
}
else if (pFound && !bForceChange && bSymbolConflict)
{
// TODO: to solve this a document owned symbol manager would be required ...
OSL_FAIL( "symbol conflict, different symbol with same name found!" );
// symbols in all formulas. A copy of the global one would be needed here
// and then the new symbol has to be forcefully applied. This would keep
// the current formula intact but will leave the set of symbols in the
// global symbol manager somewhat to chance.
}
OSL_ENSURE( bAdded, "failed to add symbol" );
if (bAdded)
m_bModified = true;
OSL_ENSURE( bAdded || (pFound && !bSymbolConflict), "AddOrReplaceSymbol: unresolved symbol conflict" );
}
return bAdded;
}
void SmSymbolManager::RemoveSymbol( const String & rSymbolName )
{
if (rSymbolName.Len() > 0)
{
size_t nOldSize = m_aSymbols.size();
m_aSymbols.erase( rSymbolName );
m_bModified = nOldSize != m_aSymbols.size();
}
}
std::set< String > SmSymbolManager::GetSymbolSetNames() const
{
std::set< String > aRes;
SymbolMap_t::const_iterator aIt( m_aSymbols.begin() );
for ( ; aIt != m_aSymbols.end(); ++aIt )
aRes.insert( aIt->second.GetSymbolSetName() );
return aRes;
}
const SymbolPtrVec_t SmSymbolManager::GetSymbolSet( const String& rSymbolSetName )
{
SymbolPtrVec_t aRes;
if (rSymbolSetName.Len() > 0)
{
SymbolMap_t::const_iterator aIt( m_aSymbols.begin() );
for ( ; aIt != m_aSymbols.end(); ++aIt )
{
if (aIt->second.GetSymbolSetName() == rSymbolSetName)
aRes.push_back( &aIt->second );
}
}
return aRes;
}
void SmSymbolManager::Load()
{
std::vector< SmSym > aSymbols;
SmMathConfig &rCfg = *SM_MOD()->GetConfig();
rCfg.GetSymbols( aSymbols );
size_t nSymbolCount = aSymbols.size();
m_aSymbols.clear();
for (size_t i = 0; i < nSymbolCount; ++i)
{
const SmSym &rSym = aSymbols[i];
OSL_ENSURE( rSym.GetName().Len() > 0, "symbol without name!" );
if (rSym.GetName().Len() > 0)
AddOrReplaceSymbol( rSym );
}
m_bModified = true;
if (0 == nSymbolCount)
{
OSL_FAIL( "no symbol set found" );
m_bModified = false;
}
// now add a %i... symbol to the 'iGreek' set for every symbol found in the 'Greek' set.
SmLocalizedSymbolData aLocalizedData;
const String aGreekSymbolSetName( aLocalizedData.GetUiSymbolSetName( A2OU("Greek") ) );
const SymbolPtrVec_t aGreekSymbols( GetSymbolSet( aGreekSymbolSetName ) );
String aSymbolSetName( (sal_Unicode) 'i' );
aSymbolSetName += aGreekSymbolSetName;
size_t nSymbols = aGreekSymbols.size();
for (size_t i = 0; i < nSymbols; ++i)
{
// make the new symbol a copy but with ITALIC_NORMAL, and add it to iGreek
const SmSym &rSym = *aGreekSymbols[i];
Font aFont( rSym.GetFace() );
OSL_ENSURE( aFont.GetItalic() == ITALIC_NONE, "expected Font with ITALIC_NONE, failed." );
aFont.SetItalic( ITALIC_NORMAL );
String aSymbolName( (sal_Unicode)'i' );
aSymbolName += rSym.GetName();
SmSym aSymbol( aSymbolName, aFont, rSym.GetCharacter(),
aSymbolSetName, true /*bIsPredefined*/ );
AddOrReplaceSymbol( aSymbol );
}
}
void SmSymbolManager::Save()
{
if (m_bModified)
{
SmMathConfig &rCfg = *SM_MOD()->GetConfig();
// prepare to skip symbols from iGreek on saving
SmLocalizedSymbolData aLocalizedData;
String aSymbolSetName( (sal_Unicode) 'i' );
aSymbolSetName += aLocalizedData.GetUiSymbolSetName( A2OU("Greek") );
SymbolPtrVec_t aTmp( GetSymbols() );
std::vector< SmSym > aSymbols;
for (size_t i = 0; i < aTmp.size(); ++i)
{
// skip symbols from iGreek set since those symbols always get added
// by computational means in SmSymbolManager::Load
if (aTmp[i]->GetSymbolSetName() != aSymbolSetName)
aSymbols.push_back( *aTmp[i] );
}
rCfg.SetSymbols( aSymbols );
m_bModified = false;
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */