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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 "attriblistmerge.hxx"
#include <osl/diagnose.h>
#include <numeric>
namespace xmloff
{
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star;
//= OAttribListMerger
void OAttribListMerger::addList(const Reference< xml::sax::XAttributeList >& _rxList)
{
OSL_ENSURE(_rxList.is(), "OAttribListMerger::addList: invalid list!");
if (_rxList.is())
m_aLists.push_back(_rxList);
}
bool OAttribListMerger::seekToIndex(sal_Int16 _nGlobalIndex, Reference< xml::sax::XAttributeList >& _rSubList, sal_Int16& _rLocalIndex)
{
sal_Int16 nLeftOver = _nGlobalIndex;
AttributeListArray::const_iterator aLookupSublist = m_aLists.begin();
for ( ; (aLookupSublist != m_aLists.end()) && (nLeftOver >= (*aLookupSublist)->getLength());
++aLookupSublist
)
nLeftOver = nLeftOver - (*aLookupSublist)->getLength();
if (aLookupSublist == m_aLists.end())
{
OSL_FAIL("OAttribListMerger::seekToIndex: invalid index!");
return false;
}
_rSubList = *aLookupSublist;
_rLocalIndex = nLeftOver;
return true;
}
bool OAttribListMerger::seekToName(const OUString& _rName, Reference< xml::sax::XAttributeList >& _rSubList, sal_Int16& _rLocalIndex)
{
for ( const auto& rLookupSublist : m_aLists )
for (sal_Int16 i=0; i<rLookupSublist->getLength(); ++i)
if (rLookupSublist->getNameByIndex(i) == _rName)
{
_rSubList = rLookupSublist;
_rLocalIndex = i;
return true;
}
OSL_FAIL("OAttribListMerger::seekToName: did not find the name!");
return false;
}
sal_Int16 SAL_CALL OAttribListMerger::getLength( )
{
return std::accumulate(m_aLists.begin(), m_aLists.end(), static_cast<sal_Int16>(0),
[](sal_Int16 sum, AttributeListArray::value_type& rAccumulate) { return sum + rAccumulate->getLength(); });
}
OUString SAL_CALL OAttribListMerger::getNameByIndex( sal_Int16 i )
{
Reference< xml::sax::XAttributeList > xSubList;
sal_Int16 nLocalIndex;
if (!seekToIndex(i, xSubList, nLocalIndex))
return OUString();
return xSubList->getNameByIndex(nLocalIndex);
}
OUString SAL_CALL OAttribListMerger::getTypeByIndex( sal_Int16 i )
{
Reference< xml::sax::XAttributeList > xSubList;
sal_Int16 nLocalIndex;
if (!seekToIndex(i, xSubList, nLocalIndex))
return OUString();
return xSubList->getTypeByIndex(nLocalIndex);
}
OUString SAL_CALL OAttribListMerger::getTypeByName( const OUString& _rName )
{
Reference< xml::sax::XAttributeList > xSubList;
sal_Int16 nLocalIndex;
if (!seekToName(_rName, xSubList, nLocalIndex))
return OUString();
// though we're in getTypeByName here, we reroute this to the getTypeByIndex of the sub list,
// assuming that this is faster
return xSubList->getTypeByIndex(nLocalIndex);
}
OUString SAL_CALL OAttribListMerger::getValueByIndex( sal_Int16 i )
{
Reference< xml::sax::XAttributeList > xSubList;
sal_Int16 nLocalIndex;
if (!seekToIndex(i, xSubList, nLocalIndex))
return OUString();
return xSubList->getValueByIndex(nLocalIndex);
}
OUString SAL_CALL OAttribListMerger::getValueByName( const OUString& _rName )
{
Reference< xml::sax::XAttributeList > xSubList;
sal_Int16 nLocalIndex;
if (!seekToName(_rName, xSubList, nLocalIndex))
return OUString();
// though we're in getValueByName here, we reroute this to the getValueByIndex of the sub list,
// assuming that this is faster
return xSubList->getValueByIndex(nLocalIndex);
}
} // namespace xmloff
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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