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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Linguist of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef SIMTEXTH_H
#define SIMTEXTH_H
const int textSimilarityThreshold = 190;
#include <QString>
#include <QList>
QT_BEGIN_NAMESPACE
class Translator;
struct Candidate
{
Candidate() {}
Candidate(const QString& source0, const QString &target0)
: source(source0), target(target0)
{}
QString source;
QString target;
};
inline bool operator==( const Candidate& c, const Candidate& d ) {
return c.target == d.target && c.source == d.source;
}
inline bool operator!=( const Candidate& c, const Candidate& d ) {
return !operator==( c, d );
}
typedef QList<Candidate> CandidateList;
struct CoMatrix;
/**
* This class is more efficient for searching through a large array of candidate strings, since we only
* have to construct the CoMatrix for the \a stringToMatch once,
* after that we just call getSimilarityScore(strCandidate).
* \sa getSimilarityScore
*/
class StringSimilarityMatcher {
public:
StringSimilarityMatcher(const QString &stringToMatch);
~StringSimilarityMatcher();
int getSimilarityScore(const QString &strCandidate);
private:
CoMatrix *m_cm;
int m_length;
};
int getSimilarityScore(const QString &str1, const QString &str2);
CandidateList similarTextHeuristicCandidates( const Translator *tor,
const QString &text,
int maxCandidates );
QT_END_NAMESPACE
#endif
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