9ec9ace3f0
Change-Id: I3569d8dd41bf1c2db6a1fd379ca5596342922e45 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/140786 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
122 lines
4.8 KiB
C++
122 lines
4.8 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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/** Parses the starmath code and creates the nodes.
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*
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*/
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#pragma once
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#include "parsebase.hxx"
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#include <unotools/charclass.hxx>
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class SmParser5 final : public AbstractSmParser
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{
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OUString m_aBufferString;
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SmToken m_aCurToken;
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ESelection m_aCurESelection;
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std::vector<SmErrorDesc> m_aErrDescList;
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int m_nCurError;
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sal_Int32 m_nBufferIndex, m_nTokenIndex;
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sal_Int32 m_nRow, // 1-based
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m_nColOff; // 0-based
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bool m_bImportSymNames, m_bExportSymNames;
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sal_Int32 m_nParseDepth;
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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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// CharClass representing a locale for parsing numbers
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CharClass m_aNumCC;
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// pointer to System locale's CharClass, which is alive inside SM_MOD()
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const CharClass* m_pSysCC;
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SmParser5(const SmParser5&) = delete;
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SmParser5& operator=(const SmParser5&) = delete;
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// Moves between tokens inside starmath code.
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void NextToken();
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void NextTokenColor(SmTokenType dvipload);
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void NextTokenFontSize();
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sal_Int32 GetTokenIndex() const { return m_nTokenIndex; }
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void Replace(sal_Int32 nPos, sal_Int32 nLen, std::u16string_view aText);
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inline bool TokenInGroup(TG nGroup);
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// grammar
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std::unique_ptr<SmTableNode> DoTable();
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std::unique_ptr<SmNode> DoLine();
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std::unique_ptr<SmNode> DoExpression(bool bUseExtraSpaces = true);
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std::unique_ptr<SmNode> DoRelation();
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std::unique_ptr<SmNode> DoSum();
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std::unique_ptr<SmNode> DoProduct();
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std::unique_ptr<SmNode> DoSubSup(TG nActiveGroup, std::unique_ptr<SmNode> xGivenNode);
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std::unique_ptr<SmNode> DoSubSupEvaluate(std::unique_ptr<SmNode> xGivenNode);
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std::unique_ptr<SmNode> DoOpSubSup();
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std::unique_ptr<SmNode> DoPower();
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std::unique_ptr<SmBlankNode> DoBlank();
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std::unique_ptr<SmNode> DoTerm(bool bGroupNumberIdent);
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std::unique_ptr<SmNode> DoEscape();
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std::unique_ptr<SmOperNode> DoOperator();
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std::unique_ptr<SmNode> DoOper();
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std::unique_ptr<SmStructureNode> DoUnOper();
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std::unique_ptr<SmNode> DoAlign(bool bUseExtraSpaces = true);
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std::unique_ptr<SmStructureNode> DoFontAttribute();
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std::unique_ptr<SmStructureNode> DoAttribute();
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std::unique_ptr<SmStructureNode> DoFont();
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std::unique_ptr<SmStructureNode> DoFontSize();
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std::unique_ptr<SmStructureNode> DoColor();
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std::unique_ptr<SmStructureNode> DoBrace();
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std::unique_ptr<SmBracebodyNode> DoBracebody(bool bIsLeftRight);
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std::unique_ptr<SmNode> DoEvaluate();
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std::unique_ptr<SmTextNode> DoFunction();
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std::unique_ptr<SmTableNode> DoBinom();
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std::unique_ptr<SmBinVerNode> DoFrac();
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std::unique_ptr<SmStructureNode> DoStack();
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std::unique_ptr<SmStructureNode> DoMatrix();
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std::unique_ptr<SmSpecialNode> DoSpecial();
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std::unique_ptr<SmGlyphSpecialNode> DoGlyphSpecial();
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std::unique_ptr<SmExpressionNode> DoError(SmParseError Error);
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// end of grammar
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public:
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SmParser5();
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virtual ~SmParser5();
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/** Parse rBuffer to formula tree */
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std::unique_ptr<SmTableNode> Parse(const OUString& rBuffer);
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/** Parse rBuffer to formula subtree that constitutes an expression */
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std::unique_ptr<SmNode> ParseExpression(const OUString& rBuffer);
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const OUString& GetText() const { return m_aBufferString; };
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bool IsImportSymbolNames() const { return m_bImportSymNames; }
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void SetImportSymbolNames(bool bVal) { m_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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const SmErrorDesc* NextError();
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const SmErrorDesc* PrevError();
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const SmErrorDesc* GetError() const;
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const std::set<OUString>& GetUsedSymbols() const { return m_aUsedSymbols; }
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};
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inline bool SmParser5::TokenInGroup(TG nGroup) { return bool(m_aCurToken.nGroup & nGroup); }
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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