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/* vim:set et ts=4 sts=4:
*
* ibus-libpinyin - Intelligent Pinyin engine based on libpinyin for IBus
*
* Copyright (c) 2018 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, 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.
*/
#include "PYPLibPinyinCandidates.h"
#include <assert.h>
#include <pinyin.h>
#include "PYPPhoneticEditor.h"
using namespace PY;
gboolean
LibPinyinCandidates::processCandidates (std::vector<EnhancedCandidate> & candidates)
{
pinyin_instance_t *instance = m_editor->m_instance;
guint len = 0;
pinyin_get_n_candidate (instance, &len);
for (guint i = 0; i < len; i++) {
lookup_candidate_t * candidate = NULL;
pinyin_get_candidate (instance, i, &candidate);
const gchar * phrase_string = NULL;
pinyin_get_candidate_string (instance, candidate, &phrase_string);
EnhancedCandidate enhanced;
enhanced.m_candidate_type = CANDIDATE_LIBPINYIN;
enhanced.m_candidate_id = i;
enhanced.m_display_string = phrase_string;
candidates.push_back (enhanced);
}
return TRUE;
}
SelectCandidateAction
LibPinyinCandidates::selectCandidate (EnhancedCandidate & enhanced)
{
pinyin_instance_t * instance = m_editor->m_instance;
assert (CANDIDATE_LIBPINYIN == enhanced.m_candidate_type);
guint len = 0;
pinyin_get_n_candidate (instance, &len);
if (G_UNLIKELY (enhanced.m_candidate_id >= len))
return SELECT_CANDIDATE_ALREADY_HANDLED;
guint lookup_cursor = m_editor->getLookupCursor ();
lookup_candidate_t * candidate = NULL;
pinyin_get_candidate (instance, enhanced.m_candidate_id, &candidate);
lookup_candidate_type_t type;
pinyin_get_candidate_type (instance, candidate, &type);
if (NBEST_MATCH_CANDIDATE == type) {
/* because nbest match candidate
starts from the beginning of user input. */
pinyin_choose_candidate (instance, 0, candidate);
guint8 index = 0;
pinyin_get_candidate_nbest_index(instance, candidate, &index);
if (index != 0)
pinyin_train (instance, index);
return SELECT_CANDIDATE_COMMIT;
}
lookup_cursor = pinyin_choose_candidate
(instance, lookup_cursor, candidate);
pinyin_guess_sentence (instance);
if (lookup_cursor == m_editor->m_text.length ()) {
char *tmp = NULL;
pinyin_get_sentence (instance, 0, &tmp);
enhanced.m_display_string = tmp;
pinyin_train (instance, 0);
return SELECT_CANDIDATE_MODIFY_IN_PLACE_AND_COMMIT;
}
PinyinKeyPos *pos = NULL;
pinyin_get_pinyin_key_rest (instance, lookup_cursor, &pos);
guint16 begin = 0;
pinyin_get_pinyin_key_rest_positions (instance, pos, &begin, NULL);
m_editor->m_cursor = begin;
return SELECT_CANDIDATE_UPDATE_ALL;
}
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