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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 "PYPEmojiCandidates.h"
#include <assert.h>
#include <algorithm>
#include <cstring>
#include "PYPPhoneticEditor.h"
#include "PYConfig.h"
#include "PYPEmojiTable.h"
using namespace PY;
EmojiCandidates::EmojiCandidates (Editor *editor)
{
m_editor = editor;
}
static bool compare_match_less_than (const EmojiItem & lhs,
const EmojiItem & rhs) {
return 0 > std::strcmp (lhs.m_emoji_match, rhs.m_emoji_match);
}
static bool search_emoji (const EmojiItem * emojis,
guint emojis_len,
const char * match,
std::string & emoji) {
const EmojiItem item = {match, NULL};
std::pair<const EmojiItem *, const EmojiItem *> range;
range = std::equal_range (emojis, emojis + emojis_len,
item, compare_match_less_than);
guint range_len = range.second - range.first;
assert(range_len <= 1);
if (range_len == 1) {
const EmojiItem * index = range.first;
emoji = index->m_emoji_string;
return true;
}
return false;
}
gboolean
EmojiCandidates::processCandidates (std::vector<EnhancedCandidate> & candidates)
{
EnhancedCandidate enhanced;
enhanced.m_candidate_type = CANDIDATE_EMOJI;
enhanced.m_candidate_id = 0;
std::vector<EnhancedCandidate>::iterator pos;
for (pos = candidates.begin (); pos != candidates.end (); ++pos) {
if (CANDIDATE_NBEST_MATCH != pos->m_candidate_type)
break;
}
std::string emoji;
if (search_emoji (english_emoji_table,
G_N_ELEMENTS (english_emoji_table),
m_editor->m_text, emoji)) {
enhanced.m_display_string = emoji;
candidates.insert (pos, enhanced);
return TRUE;
} else {
int num = std::min
(m_editor->m_config.pageSize (), (guint)candidates.size ());
for (int i = 0; i < num; ++i) {
String text = candidates[i].m_display_string;
if (search_emoji (chinese_emoji_table,
G_N_ELEMENTS (chinese_emoji_table),
text, emoji)) {
enhanced.m_display_string = emoji;
candidates.insert (pos, enhanced);
return TRUE;
}
}
}
return FALSE;
}
int
EmojiCandidates::selectCandidate (EnhancedCandidate & enhanced)
{
assert (CANDIDATE_EMOJI == enhanced.m_candidate_type);
assert (0 == enhanced.m_candidate_id);
return SELECT_CANDIDATE_COMMIT;
}
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