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/*
* libpinyin
* Library to deal with pinyin.
*
* Copyright (C) 2011 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 2 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef FACADE_CHEWING_TABLE_H
#define FACADE_CHEWING_TABLE_H
#include "novel_types.h"
#include "chewing_large_table.h"
namespace pinyin{
class FacadeChewingTable{
private:
ChewingLargeTable * m_system_chewing_table;
ChewingLargeTable * m_user_chewing_table;
public:
/* constructor/destructor */
FacadeChewingTable() {
m_system_chewing_table = NULL;
m_user_chewing_table = NULL;
}
/* set options method */
bool set_options(pinyin_option_t options) {
bool result = false;
if (m_system_chewing_table)
result = m_system_chewing_table->set_options(options) || result;
if (m_user_chewing_table)
result = m_user_chewing_table->set_options(options) || result;
return result;
}
/* load/store method */
bool load(pinyin_option_t options, MemoryChunk * system,
MemoryChunk * user){
bool result = false;
if (system) {
m_system_chewing_table = new ChewingLargeTable(options);
result = m_system_chewing_table->load(system) || result;
}
if (user) {
m_user_chewing_table = new ChewingLargeTable(options);
result = m_user_chewing_table->load(user) || result;
}
return result;
}
/* search method */
int search(int phrase_length, /* in */ ChewingKey keys[],
/* out */ PhraseIndexRanges ranges) const {
/* clear ranges. */
for (size_t i = 0; i < PHRASE_INDEX_LIBRARY_COUNT; ++i) {
if (ranges[i])
g_array_set_size(ranges[i], 0);
}
int result = SEARCH_NONE;
if (NULL != m_system_chewing_table)
result |= m_system_chewing_table->search
(phrase_length, keys, ranges);
if (NULL != m_user_chewing_table)
result |= m_user_chewing_table->search
(phrase_length, keys, ranges);
return result;
}
/* add/remove index method */
int add_index(int phrase_length, /* in */ ChewingKey keys[],
/* in */ phrase_token_t token) {
assert(NULL != m_user_chewing_table);
return m_user_chewing_table->add_index(phrase_length, keys, token);
}
int remove_index(int phrase_length, /* in */ ChewingKey keys[],
/* in */ phrase_token_t token) {
assert(NULL != m_user_chewing_table);
return m_user_chewing_table->remove_index(phrase_length, keys, token);
}
};
};
#endif
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