formula/source/core/api/grammar.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <formula/grammar.hxx>
  21 #include <tools/debug.hxx>
  22 #include <cassert>
  23
  24 namespace formula {
  25
  26 FormulaGrammar::Grammar FormulaGrammar::mapAPItoGrammar( const bool bEnglish, const bool bXML )
  27 {
  28     Grammar eGrammar;
  29     if (bEnglish && bXML)
  30         eGrammar = GRAM_PODF;
  31     else if (bEnglish && !bXML)
  32         eGrammar = GRAM_API;
  33     else if (!bEnglish && bXML)
  34         eGrammar = GRAM_NATIVE_ODF;
  35     else // (!bEnglish && !bXML)
  36         eGrammar = GRAM_NATIVE;
  37     return eGrammar;
  38 }
  39
  40 bool FormulaGrammar::isSupported( const Grammar eGrammar )
  41 {
  42     switch (eGrammar)
  43     {
  44         case GRAM_ODFF           :
  45         case GRAM_PODF           :
  46         case GRAM_ENGLISH        :
  47         case GRAM_NATIVE         :
  48         case GRAM_ODFF_UI        :
  49         case GRAM_ODFF_A1        :
  50         case GRAM_PODF_UI        :
  51         case GRAM_PODF_A1        :
  52         case GRAM_NATIVE_UI      :
  53         case GRAM_NATIVE_ODF     :
  54         case GRAM_NATIVE_XL_A1   :
  55         case GRAM_NATIVE_XL_R1C1 :
  56         case GRAM_ENGLISH_XL_A1  :
  57         case GRAM_ENGLISH_XL_R1C1:
  58         case GRAM_ENGLISH_XL_OOX :
  59         case GRAM_OOXML          :
  60         case GRAM_API            :
  61             return true;
  62         default:
  63             return extractFormulaLanguage( eGrammar) == GRAM_EXTERNAL;
  64     }
  65 }
  66
  67 FormulaGrammar::Grammar FormulaGrammar::setEnglishBit( const Grammar eGrammar, const bool bEnglish )
  68 {
  69     if (bEnglish)
  70         return static_cast<Grammar>( eGrammar | kEnglishBit);
  71     else
  72         return static_cast<Grammar>( eGrammar & ~kEnglishBit);
  73 }
  74
  75 FormulaGrammar::Grammar FormulaGrammar::mergeToGrammar( const Grammar eGrammar, const AddressConvention eConv )
  76 {
  77     bool bEnglish = isEnglish( eGrammar);
  78     Grammar eGram = static_cast<Grammar>(
  79             extractFormulaLanguage( eGrammar) |
  80             ((eConv + kConventionOffset) << kConventionShift));
  81     eGram = setEnglishBit( eGram, bEnglish);
  82     assert( isSupported( eGram));
  83     return eGram;
  84 }
  85
  86 }
  87
  88 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */