diff options
| -rw-r--r-- | src/storage/pinyin_parser2.cpp | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/src/storage/pinyin_parser2.cpp b/src/storage/pinyin_parser2.cpp index b573984..2f79ec4 100644 --- a/src/storage/pinyin_parser2.cpp +++ b/src/storage/pinyin_parser2.cpp @@ -161,6 +161,8 @@ const guint16 max_chewing_length = 4; /* include tone. */ const guint16 max_chewing_dachen26_length = 12; /* include tone. */ +const guint16 max_utf8_length = 6; + static bool compare_pinyin_less_than(const pinyin_index_item_t & lhs, const pinyin_index_item_t & rhs){ return 0 > strcmp(lhs.m_pinyin_input, rhs.m_pinyin_input); @@ -1070,3 +1072,54 @@ bool ChewingDaChenCP26Parser2::in_chewing_scheme(pinyin_option_t options, return false; } + +ChewingDirectParser2::ChewingDirectParser2 (){ + m_chewing_index = bopomofo_index; + m_chewing_index_len = G_N_ELEMENTS(bopomofo_index); +} + +bool ChewingDirectParser2::parse_one_key(pinyin_option_t options, + ChewingKey & key, + const char *str, int len) const { + options &= ~PINYIN_AMB_ALL; + unsigned char tone = CHEWING_ZERO_TONE; + + if (0 == len) + return false; + + const gchar * last_char = NULL; + for (const char * p = str; p < str + end; ++p) { + last_char = p; + } + + /* probe tone first. */ + if (options & USE_TONE) { + gchar buffer[max_utf8_length + 1]; + memset(buffer, 0, sizeof(buffer)); + g_utf8_strncpy(buffer, last_char, 1); + + /* for loop chewing_tone_table. */ + for (int i = 1; i < G_N_ELEMENTS(chewing_tone_table); ++i) { + const char * symbol = chewing_tone_table[i]; + if (0 == strcmp(symbol, buffer)) { + tone = i; + len -= strlen(buffer); + break; + } + } + } + + const char * chewing = g_strndup(str, len); + /* search the chewing in the chewing index table. */ + if (len && search_chewing_index(options, m_chewing_index, + m_chewing_index_len, chewing, key)) { + /* save back tone if available. */ + key.m_tone = tone; + g_free(chewing); + return true; + } + + g_free(chewing); + return false; +} + |