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/*
* libpinyin
* Library to deal with pinyin.
*
* Copyright (C) 2024 Peng Wu <alexepico@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef PUNCT_TABLE_H
#define PUNCT_TABLE_H
#include <glib.h>
#include "novel_types.h"
#include "memory_chunk.h"
#ifdef HAVE_BERKELEY_DB
#include "punct_table_bdb.h"
#endif
#ifdef HAVE_KYOTO_CABINET
#include "punct_table_kyotodb.h"
#endif
namespace pinyin{
class PunctTable;
/**
* In order to support some punctuations with variable length,
* the punctuations are appended with the null ucs4_t character.
*/
class PunctTableEntry{
friend class PunctTable;
private:
/* Disallow used outside. */
PunctTableEntry();
public:
virtual ~PunctTableEntry();
public:
/** Note: The following method requires the puncts.table content is
* listed in the decreasing order of frequency.
*/
/* check duplicated punctuations with get_all_punctuations. */
bool append_punctuation(const gchar * punct);
bool remove_punctuation(const gchar * punct);
bool get_all_punctuations(gchar ** & puncts);
private:
bool escape(const gchar * punct, gint maxlen = -1);
int unescape(const ucs4_t * punct, gint maxlen = -1);
private:
MemoryChunk m_chunk;
GArray * m_ucs4_cache;
GString * m_utf8_cache;
};
};
#endif
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