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/* -*- 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 <com/sun/star/sheet/FormulaLanguage.hpp>
#include <formula/formuladllapi.h>
#include <sal/types.h>
namespace formula
{
/** Grammars digested by ScCompiler.
*/
class FORMULA_DLLPUBLIC FormulaGrammar
{
public:
enum AddressConvention{
CONV_UNSPECIFIED = -1, /* useful when we want method to chose, 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 <placeholder/> */
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<AddressConvention>(
((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 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: */
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