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https://github.com/moses-smt/mosesdecoder.git
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67 lines
1.8 KiB
C++
67 lines
1.8 KiB
C++
// $Id$
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/***********************************************************************
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Moses - factored phrase-based language decoder
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Copyright (C) 2010 Hieu Hoang
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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***********************************************************************/
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#pragma once
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#include "moses/ChartCellLabel.h"
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namespace Moses
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{
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/** @todo what is this?
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*/
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class DottedRule
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{
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public:
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// used only to init dot stack.
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DottedRule()
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: m_cellLabel(NULL)
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, m_prev(NULL) {}
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DottedRule(const ChartCellLabel &ccl, const DottedRule &prev)
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: m_cellLabel(&ccl)
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, m_prev(&prev) {}
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const WordsRange &GetWordsRange() const {
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return m_cellLabel->GetCoverage();
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}
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const Word &GetSourceWord() const {
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return m_cellLabel->GetLabel();
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}
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bool IsNonTerminal() const {
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return m_cellLabel->GetLabel().IsNonTerminal();
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}
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const DottedRule *GetPrev() const {
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return m_prev;
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}
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bool IsRoot() const {
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return m_prev == NULL;
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}
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const ChartCellLabel &GetChartCellLabel() const {
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return *m_cellLabel;
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}
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private:
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const ChartCellLabel *m_cellLabel; // usually contains something, unless
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// it's the init processed rule
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const DottedRule *m_prev;
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};
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}
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