/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed * with this work for additional information regarding copyright * ownership. The ASF licenses this file to you under the Apache * License, Version 2.0 (the "License"); you may not use this file * except in compliance with the License. You may obtain a copy of * the License at http://www.apache.org/licenses/LICENSE-2.0 . */ #ifndef INCLUDED_FORMULA_GRAMMAR_HXX #define INCLUDED_FORMULA_GRAMMAR_HXX #include #include #include namespace formula { /** Grammars digested by ScCompiler. */ class FORMULA_DLLPUBLIC FormulaGrammar { public: enum AddressConvention{ CONV_UNSPECIFIED = -1, /* useful when we want method to choose, must be first */ /* elements must be sequential and changes should be reflected in ScCompiler::pCharTables */ CONV_OOO = 0, /* 'doc'#sheet.A1:sheet2.B2 */ CONV_ODF, /* ['doc'#sheet.A1:sheet2.B2] */ CONV_XL_A1, /* [doc]sheet:sheet2!A1:B2 */ CONV_XL_R1C1, /* [doc]sheet:sheet2!R1C1:R2C2 */ CONV_XL_OOX, /* [#]sheet:sheet2!A1:B2 */ CONV_LOTUS_A1, /* external? 3d? A1.B2 */ CONV_LAST, /* for loops, must always be last */ // not a real address convention, a special case for INDIRECT function interpretation // only -> try using CONV_OOO, failing that CONV_XL_A1 CONV_A1_XL_A1 }; //! CONV_UNSPECIFIED is a negative value! static const int kConventionOffset = - CONV_UNSPECIFIED + 1; // Room for 32k hypothetical languages plus EXTERNAL. static const int kConventionShift = 16; // Room for 256 reference conventions. static const int kEnglishBit = (1 << (kConventionShift + 8)); // Mask off all non-language bits. static const int kFlagMask = ~((~unsigned(0)) << kConventionShift); /** Values encoding the formula language plus address reference convention plus English parsing/formatting */ //! When adding new values adapt isSupported() below as well. enum Grammar { /// Used only in ScCompiler ctor and in some XML import API context. GRAM_UNSPECIFIED = -1, /// ODFF with default ODF A1 bracketed references. GRAM_ODFF = css::sheet::FormulaLanguage::ODFF | ((CONV_ODF + kConventionOffset) << kConventionShift) | kEnglishBit, /// ODF 1.1 with default ODF A1 bracketed references. GRAM_PODF = css::sheet::FormulaLanguage::ODF_11 | ((CONV_ODF + kConventionOffset) << kConventionShift) | kEnglishBit, /// English with default A1 reference style. GRAM_ENGLISH = css::sheet::FormulaLanguage::ENGLISH | ((CONV_OOO + kConventionOffset) << kConventionShift) | kEnglishBit, /// Native with default A1 reference style. GRAM_NATIVE = css::sheet::FormulaLanguage::NATIVE | ((CONV_OOO + kConventionOffset) << kConventionShift), /// ODFF with reference style as set in UI, may be A1 or R1C1. GRAM_ODFF_UI = css::sheet::FormulaLanguage::ODFF | ((CONV_UNSPECIFIED + kConventionOffset) << kConventionShift) | kEnglishBit, /// ODFF with A1 reference style, unbracketed. GRAM_ODFF_A1 = css::sheet::FormulaLanguage::ODFF | ((CONV_OOO + kConventionOffset) << kConventionShift) | kEnglishBit, /// ODF 1.1 with reference style as set in UI, may be A1 or R1C1. GRAM_PODF_UI = css::sheet::FormulaLanguage::ODF_11 | ((CONV_UNSPECIFIED + kConventionOffset) << kConventionShift) | kEnglishBit, /// ODF 1.1 with A1 reference style, unbracketed. GRAM_PODF_A1 = css::sheet::FormulaLanguage::ODF_11 | ((CONV_OOO + kConventionOffset) << kConventionShift) | kEnglishBit, /// Native with reference style as set in UI, may be A1 or R1C1. GRAM_NATIVE_UI = css::sheet::FormulaLanguage::NATIVE | ((CONV_UNSPECIFIED + kConventionOffset) << kConventionShift), /// Native with ODF A1 bracketed references. Not very useful but supported. GRAM_NATIVE_ODF = css::sheet::FormulaLanguage::NATIVE | ((CONV_ODF + kConventionOffset) << kConventionShift), /// Native with Excel A1 reference style. GRAM_NATIVE_XL_A1 = css::sheet::FormulaLanguage::NATIVE | ((CONV_XL_A1 + kConventionOffset) << kConventionShift), /// Native with Excel R1C1 reference style. GRAM_NATIVE_XL_R1C1 = css::sheet::FormulaLanguage::NATIVE | ((CONV_XL_R1C1 + kConventionOffset) << kConventionShift), /// English with Excel A1 reference style. GRAM_ENGLISH_XL_A1 = css::sheet::FormulaLanguage::XL_ENGLISH | ((CONV_XL_A1 + kConventionOffset) << kConventionShift) | kEnglishBit, /// English with Excel R1C1 reference style. GRAM_ENGLISH_XL_R1C1 = css::sheet::FormulaLanguage::XL_ENGLISH | ((CONV_XL_R1C1 + kConventionOffset) << kConventionShift) | kEnglishBit, /// English with Excel OOXML reference style. GRAM_ENGLISH_XL_OOX = css::sheet::FormulaLanguage::XL_ENGLISH | ((CONV_XL_OOX + kConventionOffset) << kConventionShift) | kEnglishBit, /// Excel OOXML with Excel OOXML reference style. GRAM_OOXML = css::sheet::FormulaLanguage::OOXML | ((CONV_XL_OOX + kConventionOffset) << kConventionShift) | kEnglishBit, /// API English with A1 reference style, unbracketed. GRAM_API = css::sheet::FormulaLanguage::API | ((CONV_OOO + kConventionOffset) << kConventionShift) | kEnglishBit, /// Central definition of the default grammar to be used. GRAM_DEFAULT = GRAM_NATIVE_UI, /// Central definition of the default storage grammar to be used. GRAM_STORAGE_DEFAULT = GRAM_ODFF, /** OpCodeMap set by external filter and merged with reference convention plus English bit on top. Plain value acts as FormulaLanguage. */ GRAM_EXTERNAL = (1 << (kConventionShift - 1)) }; /// If English parsing/formatting is associated with a grammar. static bool isEnglish( const Grammar eGrammar ) { return (eGrammar & kEnglishBit) != 0; } /** Compatibility helper for old "bCompileEnglish, bCompileXML" API calls to obtain the new grammar. */ static Grammar mapAPItoGrammar( const bool bEnglish, const bool bXML ); static bool isSupported( const Grammar eGrammar ); static sal_Int32 extractFormulaLanguage( const Grammar eGrammar ) { return eGrammar & kFlagMask; } static AddressConvention extractRefConvention( const Grammar eGrammar ) { return static_cast( ((eGrammar & ~kEnglishBit) >> kConventionShift) - kConventionOffset); } static Grammar setEnglishBit( const Grammar eGrammar, const bool bEnglish ); static Grammar mergeToGrammar( const Grammar eGrammar, const AddressConvention eConv ); /// If grammar is of ODF 1.1 static bool isPODF( const Grammar eGrammar ) { return extractFormulaLanguage( eGrammar) == css::sheet::FormulaLanguage::ODF_11; } /// If grammar is of ODFF static bool isODFF( const Grammar eGrammar ) { return extractFormulaLanguage( eGrammar) == css::sheet::FormulaLanguage::ODFF; } /// If grammar is of OOXML static bool isOOXML( const Grammar eGrammar ) { return extractFormulaLanguage( eGrammar) == css::sheet::FormulaLanguage::OOXML; } /** If reference convention is OOXML. Note this is not equivalent to isOOXML() as it does not have to be FormulaLanguage::OOXML but can be Grammar::GRAM_EXTERNAL merged with AddressConvention::CONV_XL_OOX, which is used by various parts of OOXML import through the API FormulaParser. */ static bool isRefConventionOOXML( const Grammar eGrammar ) { return extractRefConvention( eGrammar) == FormulaGrammar::AddressConvention::CONV_XL_OOX; } /// If grammar has an Excel syntax, determined by address convention. static bool isExcelSyntax( const Grammar eGrammar ) { AddressConvention eConv = extractRefConvention( eGrammar ); switch (eConv) { case FormulaGrammar::AddressConvention::CONV_XL_A1: case FormulaGrammar::AddressConvention::CONV_XL_R1C1: case FormulaGrammar::AddressConvention::CONV_XL_OOX: return true; default: return false; } } }; } // formula #endif // INCLUDED_FORMULA_GRAMMAR_HXX /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ ing LibreOffice 核心代码仓库文档基金会
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