csvsplits.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
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#include <csvsplits.hxx>
 
#include <algorithm>
 
#include <sal/log.hxx>
 
bool ScCsvSplits::Insert( sal_Int32 nPos )
{
    if (nPos < 0)
        return false;
 
    const auto aIter = ::std::lower_bound( maVec.begin(), maVec.end(), nPos );
 
    if (aIter != maVec.end() && *aIter == nPos)
        return false;
 
    SAL_WARN_IF(maVec.size()>=static_cast<std::size_t>(SAL_MAX_UINT32-1),
                "sc.ui", "ScCsvSplits::Insert: too many elements in vector");
 
    maVec.insert( aIter, nPos );
    return true;
}
 
bool ScCsvSplits::Remove( sal_Int32 nPos )
{
    sal_uInt32 nIndex = GetIndex( nPos );
    if (nIndex == CSV_VEC_NOTFOUND)
        return false;
 
    maVec.erase( maVec.begin() + nIndex );
    return true;
}
 
void ScCsvSplits::RemoveRange( sal_Int32 nPosStart, sal_Int32 nPosEnd )
{
    sal_uInt32 nStartIx = LowerBound( nPosStart );
    sal_uInt32 nEndIx = UpperBound( nPosEnd );
    if( (nStartIx != CSV_VEC_NOTFOUND) && (nEndIx != CSV_VEC_NOTFOUND) && (nStartIx <= nEndIx) )
        maVec.erase( maVec.begin() + nStartIx, maVec.begin() + nEndIx + 1 );
}
 
void ScCsvSplits::Clear()
{
    maVec.clear();
}
 
bool ScCsvSplits::HasSplit( sal_Int32 nPos ) const
{
    return GetIndex( nPos ) != CSV_VEC_NOTFOUND;
}
 
sal_uInt32 ScCsvSplits::GetIndex( sal_Int32 nPos ) const
{
    auto aIter = ::std::lower_bound( maVec.cbegin(), maVec.cend(), nPos );
    return GetIterIndex( ((aIter != maVec.end()) && (*aIter == nPos)) ? aIter : maVec.end() );
}
 
sal_uInt32 ScCsvSplits::LowerBound( sal_Int32 nPos ) const
{
    return GetIterIndex( ::std::lower_bound( maVec.begin(), maVec.end(), nPos ) );
}
 
sal_uInt32 ScCsvSplits::UpperBound( sal_Int32 nPos ) const
{
    sal_uInt32 nIndex = LowerBound( nPos );
    if( nIndex == CSV_VEC_NOTFOUND )
        return Count() ? (Count() - 1) : CSV_VEC_NOTFOUND;
    if( GetPos( nIndex ) == nPos )
        return nIndex;
    return nIndex ? (nIndex - 1) : CSV_VEC_NOTFOUND;
}
 
sal_Int32 ScCsvSplits::GetPos( sal_uInt32 nIndex ) const
{
    return (nIndex < Count()) ? maVec[ nIndex ] : CSV_POS_INVALID;
}
 
sal_uInt32 ScCsvSplits::GetIterIndex( const_iterator const & aIter ) const
{
    return (aIter == maVec.end()) ? CSV_VEC_NOTFOUND : (aIter - maVec.begin());
}
 
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