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// $Id$
// vim:tabstop=2
/***********************************************************************
Moses - factored phrase-based language decoder
Copyright (C) 2010 Hieu Hoang
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
***********************************************************************/
#pragma once
#include <vector>
#include "Phrase.h"
namespace Moses
{
class ScoreComponentCollection;
class ChartHypothesis;
class ChartTrellisDetour;
/** 1 node in the output hypergraph. Used in ChartTrellisPath
*/
class ChartTrellisNode
{
public:
typedef std::vector<ChartTrellisNode*> NodeChildren;
ChartTrellisNode(const ChartHypothesis &hypo);
ChartTrellisNode(const ChartTrellisDetour &, ChartTrellisNode *&);
~ChartTrellisNode();
const ChartHypothesis &GetHypothesis() const { return m_hypo; }
const NodeChildren &GetChildren() const { return m_children; }
const ChartTrellisNode &GetChild(size_t i) const { return *m_children[i]; }
Phrase GetOutputPhrase() const;
private:
ChartTrellisNode(const ChartTrellisNode &); // Not implemented
ChartTrellisNode& operator=(const ChartTrellisNode &); // Not implemented
ChartTrellisNode(const ChartTrellisNode &, const ChartTrellisNode &,
const ChartHypothesis &, ChartTrellisNode *&);
void CreateChildren();
void CreateChildren(const ChartTrellisNode &, const ChartTrellisNode &,
const ChartHypothesis &, ChartTrellisNode *&);
const ChartHypothesis &m_hypo;
NodeChildren m_children;
};
}
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