136 lines
4.5 KiB
C++
136 lines
4.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_STARMATH_INC_PARSE_HXX
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#define INCLUDED_STARMATH_INC_PARSE_HXX
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#include <vcl/svapp.hxx>
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#include <set>
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#include <boost/ptr_container/ptr_vector.hpp>
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#include "types.hxx"
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#include "token.hxx"
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#include "error.hxx"
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#include "node.hxx"
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class SmParser
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{
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OUString m_aBufferString;
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SmToken m_aCurToken;
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SmNodeStack m_aNodeStack;
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boost::ptr_vector< SmErrorDesc > m_aErrDescList;
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int m_nCurError;
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LanguageType m_nLang;
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sal_Int32 m_nBufferIndex,
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m_nTokenIndex;
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sal_Int32 m_Row,
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m_nColOff;
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bool bImportSymNames,
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m_bExportSymNames;
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// map of used symbols (used to reduce file size by exporting only actually used symbols)
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std::set< OUString > m_aUsedSymbols;
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//! locale where '.' is decimal separator!
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::com::sun::star::lang::Locale m_aDotLoc;
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SmParser(const SmParser&) SAL_DELETED_FUNCTION;
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SmParser& operator=(const SmParser&) SAL_DELETED_FUNCTION;
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#if OSL_DEBUG_LEVEL > 1
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bool IsDelimiter( const OUString &rTxt, sal_Int32 nPos );
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#endif
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void NextToken();
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sal_Int32 GetTokenIndex() const { return m_nTokenIndex; }
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void Replace( sal_Int32 nPos, sal_Int32 nLen, const OUString &rText );
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inline bool TokenInGroup( sal_uLong nGroup );
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// grammar
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void DoTable();
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void DoLine();
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void DoExpression();
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void DoRelation();
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void DoSum();
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void DoProduct();
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void DoSubSup(sal_uLong nActiveGroup);
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void DoOpSubSup();
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void DoPower();
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void DoBlank();
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void DoTerm(bool bGroupNumberIdent);
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void DoEscape();
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void DoOperator();
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void DoOper();
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void DoUnOper();
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void DoAlign();
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void DoFontAttribut();
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void DoAttribut();
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void DoFont();
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void DoFontSize();
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void DoColor();
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void DoBrace();
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void DoBracebody(bool bIsLeftRight);
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void DoFunction();
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void DoBinom();
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void DoStack();
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void DoMatrix();
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void DoSpecial();
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void DoGlyphSpecial();
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// end of grammar
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void SetLanguage( LanguageType nNewLang ) { m_nLang = nNewLang; }
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void Error(SmParseError Error);
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void ClearUsedSymbols() { m_aUsedSymbols.clear(); }
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void AddToUsedSymbols( const OUString &rSymbolName ) { m_aUsedSymbols.insert( rSymbolName ); }
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public:
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SmParser();
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/** Parse rBuffer to formula tree */
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SmNode *Parse(const OUString &rBuffer);
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/** Parse rBuffer to formula subtree that constitutes an expression */
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SmNode *ParseExpression(const OUString &rBuffer);
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const OUString & GetText() const { return m_aBufferString; };
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bool IsImportSymbolNames() const { return bImportSymNames; }
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void SetImportSymbolNames(bool bVal) { bImportSymNames = bVal; }
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bool IsExportSymbolNames() const { return m_bExportSymNames; }
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void SetExportSymbolNames(bool bVal) { m_bExportSymNames = bVal; }
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size_t AddError(SmParseError Type, SmNode *pNode);
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const SmErrorDesc* NextError();
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const SmErrorDesc* PrevError();
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const SmErrorDesc* GetError(size_t i);
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static const SmTokenTableEntry* GetTokenTableEntry( const OUString &rName );
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std::set< OUString > GetUsedSymbols() const { return m_aUsedSymbols; }
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};
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inline bool SmParser::TokenInGroup( sal_uLong nGroup)
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{
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return (m_aCurToken.nGroup & nGroup) != 0;
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}
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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