grammar.cxx

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#include <formula/grammar.hxx>
#include <cassert>
 
namespace formula {
 
FormulaGrammar::Grammar FormulaGrammar::mapAPItoGrammar( const bool bEnglish, const bool bXML )
{
    Grammar eGrammar;
    if (bEnglish && bXML)
        eGrammar = GRAM_PODF;
    else if (bEnglish && !bXML)
        eGrammar = GRAM_API;
    else if (!bEnglish && bXML)
        eGrammar = GRAM_NATIVE_ODF;
    else // (!bEnglish && !bXML)
        eGrammar = GRAM_NATIVE;
    return eGrammar;
}
 
bool FormulaGrammar::isSupported( const Grammar eGrammar )
{
    switch (eGrammar)
    {
        case GRAM_ODFF           :
        case GRAM_PODF           :
        case GRAM_ENGLISH        :
        case GRAM_NATIVE         :
        case GRAM_ODFF_UI        :
        case GRAM_ODFF_A1        :
        case GRAM_PODF_UI        :
        case GRAM_PODF_A1        :
        case GRAM_NATIVE_UI      :
        case GRAM_NATIVE_ODF     :
        case GRAM_NATIVE_XL_A1   :
        case GRAM_NATIVE_XL_R1C1 :
        case GRAM_ENGLISH_XL_A1  :
        case GRAM_ENGLISH_XL_R1C1:
        case GRAM_ENGLISH_XL_OOX :
        case GRAM_OOXML          :
        case GRAM_API            :
            return true;
        default:
            return extractFormulaLanguage( eGrammar) == GRAM_EXTERNAL;
    }
}
 
FormulaGrammar::Grammar FormulaGrammar::setEnglishBit( const Grammar eGrammar, const bool bEnglish )
{
    if (bEnglish)
        return static_cast<Grammar>( eGrammar | kEnglishBit);
    else
        return static_cast<Grammar>( eGrammar & ~kEnglishBit);
}
 
FormulaGrammar::Grammar FormulaGrammar::mergeToGrammar( const Grammar eGrammar, const AddressConvention eConv )
{
    bool bEnglish = isEnglish( eGrammar);
    Grammar eGram = static_cast<Grammar>(
            extractFormulaLanguage( eGrammar) |
            ((eConv + kConventionOffset) << kConventionShift));
    eGram = setEnglishBit( eGram, bEnglish);
    assert( isSupported( eGram));
    return eGram;
}
 
}
 
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