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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 .
*/
#include <svl/whiter.hxx>
#include <svl/itemset.hxx>
DBG_NAME(SfxWhichIter)
// -----------------------------------------------------------------------
SfxWhichIter::SfxWhichIter( const SfxItemSet& rSet, sal_uInt16 nFromWh, sal_uInt16 nToWh ):
pRanges(rSet.GetRanges()),
pStart(rSet.GetRanges()),
nOfst(0), nFrom(nFromWh), nTo(nToWh)
{
DBG_CTOR(SfxWhichIter, 0);
if ( nFrom > 0 )
FirstWhich();
}
// -----------------------------------------------------------------------
SfxWhichIter::~SfxWhichIter()
{
DBG_DTOR(SfxWhichIter, 0);
}
// -----------------------------------------------------------------------
sal_uInt16 SfxWhichIter::NextWhich()
{
DBG_CHKTHIS(SfxWhichIter, 0);
while ( 0 != *pRanges )
{
const sal_uInt16 nLastWhich = *pRanges + nOfst;
++nOfst;
if (*(pRanges+1) == nLastWhich)
{
pRanges += 2;
nOfst = 0;
}
sal_uInt16 nWhich = *pRanges + nOfst;
if ( 0 == nWhich || ( nWhich >= nFrom && nWhich <= nTo ) )
return nWhich;
}
return 0;
}
// -----------------------------------------------------------------------
sal_uInt16 SfxWhichIter::FirstWhich()
{
DBG_CHKTHIS(SfxWhichIter, 0);
pRanges = pStart;
nOfst = 0;
if ( *pRanges >= nFrom && *pRanges <= nTo )
return *pRanges;
return NextWhich();
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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