mosesdecoder/phrase-extract/Hole.h
2013-06-10 18:11:55 +01:00

117 lines
2.9 KiB
C++

/***********************************************************************
Moses - factored phrase-based language decoder
Copyright (C) 2010 University of Edinburgh
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
#ifndef HOLE_H_INCLUDED_
#define HOLE_H_INCLUDED_
#include <cassert>
#include <list>
#include <string>
#include <vector>
namespace MosesTraining
{
class Hole
{
protected:
std::vector<int> m_start, m_end, m_pos;
std::vector<std::string> m_label;
public:
Hole()
: m_start(2)
, m_end(2)
, m_pos(2)
, m_label(2) {
}
Hole(const Hole &copy)
: m_start(copy.m_start)
, m_end(copy.m_end)
, m_pos(copy.m_pos)
, m_label(copy.m_label) {
}
Hole(int startS, int endS, int startT, int endT)
: m_start(2)
, m_end(2)
, m_pos(2)
, m_label(2) {
m_start[0] = startS;
m_end[0] = endS;
m_start[1] = startT;
m_end[1] = endT;
}
int GetStart(size_t direction) const {
return m_start[direction];
}
int GetEnd(size_t direction) const {
return m_end[direction];
}
int GetSize(size_t direction) const {
return m_end[direction] - m_start[direction] + 1;
}
void SetPos(int pos, size_t direction) {
m_pos[direction] = pos;
}
int GetPos(size_t direction) const {
return m_pos[direction];
}
void SetLabel(const std::string &label, size_t direction) {
m_label[direction] = label;
}
const std::string &GetLabel(size_t direction) const {
return m_label[direction];
}
bool Overlap(const Hole &otherHole, size_t direction) const {
return ! ( otherHole.GetEnd(direction) < GetStart(direction) ||
otherHole.GetStart(direction) > GetEnd(direction) );
}
bool Neighbor(const Hole &otherHole, size_t direction) const {
return ( otherHole.GetEnd(direction)+1 == GetStart(direction) ||
otherHole.GetStart(direction) == GetEnd(direction)+1 );
}
};
typedef std::list<Hole> HoleList;
class HoleSourceOrderer
{
public:
bool operator()(const Hole* holeA, const Hole* holeB) const {
assert(holeA->GetStart(0) != holeB->GetStart(0));
return holeA->GetStart(0) < holeB->GetStart(0);
}
};
}
#endif