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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 <editeng/LatinTreeNode.hxx>
#include <editeng/LatinLookupTree.hxx>
LatinTreeNode::LatinTreeNode(TreeHead* pHead, Node* pParent, const sal_Unicode cKey, const int nProbability) :
Node( pHead, pParent, cKey, nProbability )
{
for ( sal_Unicode i = 0; i < 26; ++i )
{
m_pLeaves[i] = NULL;
}
}
LatinTreeNode::~LatinTreeNode()
{
freeMemory();
}
bool LatinTreeNode::isSeparatedlyHandled(const sal_Unicode cKey) const
{
return ( cKey >= sal_Unicode('a') && cKey <= sal_Unicode('z') );
}
Node*& LatinTreeNode::getChildRef(const sal_Unicode cKey, bool bCreatePlaceholder)
{
// determine position in array if possible
if ( cKey >= sal_Unicode('a') && cKey <= sal_Unicode('z') )
{
return m_pLeaves[cKey - LatinLookupTree::our_nLowerCaseA];
}
else
{
for ( std::list<Node*>::iterator i = m_lChildren.begin(); i != m_lChildren.end(); ++i )
{
if ( (*i)->m_cKey == cKey )
{
return *i;
}
}
if ( bCreatePlaceholder )
{
// Create new entry in case there isn't one.
m_lChildren.push_back( NULL );
return *(--m_lChildren.end());
}
else
{
return our_pNodeNullPointer;
}
}
}
void LatinTreeNode::evaluateSeparateStorage(int& nSuggest, Node*& pSuggest) const
{
for ( sal_Unicode i = 0; i < 26; ++i )
{
if ( m_pLeaves[i] )
{
if ( m_pLeaves[i]->m_nHighestProbaInSubtree > nSuggest )
{
nSuggest = m_pLeaves[i]->m_nHighestProbaInSubtree;
pSuggest = m_pLeaves[i];
}
if ( m_pLeaves[i]->m_nKeyProbability > nSuggest )
{
nSuggest = m_pLeaves[i]->m_nKeyProbability;
pSuggest = m_pLeaves[i];
}
}
}
}
void LatinTreeNode::freeMemory()
{
// remove nodes from array
for ( sal_Unicode i = 0; i < 26; ++i )
{
if ( m_pLeaves[i] )
{
m_pLeaves[i]->freeMemory();
delete m_pLeaves[i];
m_pLeaves[i] = NULL;
}
}
// clear list
while ( m_lChildren.size() )
{
Node* pTmp = m_lChildren.front();
m_lChildren.pop_front();
delete pTmp;
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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