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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 CHEWING_KEY_H
#define CHEWING_KEY_H
#include <glib.h>
/** @file chewing_key.h
* @brief the definitions of chewing key related classes and structs.
*/
namespace pinyin{
/**
* @brief enums of chewing initial element.
*/
enum ChewingInitial
{
CHEWING_ZERO_INITIAL = 0, /* zero initial. */
CHEWING_B = 1, /* "ㄅ". */
CHEWING_C = 2, /* "ㄘ". */
CHEWING_CH = 3, /* "ㄔ". */
CHEWING_D = 4, /* "ㄉ". */
CHEWING_F = 5, /* "ㄈ". */
CHEWING_H = 6, /* "ㄏ". */
CHEWING_G = 7, /* "ㄍ". */
CHEWING_K = 8, /* "ㄎ". */
CHEWING_J = 9, /* "ㄐ". */
CHEWING_M = 10, /* "ㄇ". */
CHEWING_N = 11, /* "ㄋ". */
CHEWING_L = 12, /* "ㄌ". */
CHEWING_R = 13, /* "ㄖ". */
CHEWING_P = 14, /* "ㄆ". */
CHEWING_Q = 15, /* "ㄑ". */
CHEWING_S = 16, /* "ㄙ". */
CHEWING_SH = 17, /* "ㄕ". */
CHEWING_T = 18, /* "ㄊ". */
PINYIN_W = 19, /* Invalid Chewing. */
CHEWING_X = 20, /* "ㄒ". */
PINYIN_Y = 21, /* Invalid Chewing. */
CHEWING_Z = 22, /* "ㄗ". */
CHEWING_ZH = 23, /* "ㄓ". */
CHEWING_LAST_INITIAL = CHEWING_ZH,
CHEWING_NUMBER_OF_INITIALS = CHEWING_LAST_INITIAL + 1
};
/**
* @brief enums of chewing middle element.
*/
enum ChewingMiddle
{
CHEWING_ZERO_MIDDLE = 0, /* zero middle. */
CHEWING_I = 1, /* "ㄧ". */
CHEWING_U = 2, /* "ㄨ". */
CHEWING_V = 3, /* "ㄩ". */
CHEWING_LAST_MIDDLE = CHEWING_V,
CHEWING_NUMBER_OF_MIDDLES = CHEWING_LAST_MIDDLE + 1
};
/**
* @brief enums of chewing final element.
*/
enum ChewingFinal
{
CHEWING_ZERO_FINAL = 0, /* zero final */
CHEWING_A = 1, /* "ㄚ". */
CHEWING_AI = 2, /* "ㄞ". */
CHEWING_AN = 3, /* "ㄢ". */
CHEWING_ANG = 4, /* "ㄤ". */
CHEWING_AO = 5, /* "ㄠ". */
CHEWING_E = 6, /* "ㄝ" and "ㄜ". */
INVALID_EA = 7, /* Invalid Pinyin/Chewing. */
CHEWING_EI = 8, /* "ㄟ". */
CHEWING_EN = 9, /* "ㄣ". */
CHEWING_ENG = 10, /* "ㄥ". */
CHEWING_ER = 11, /* "ㄦ". */
CHEWING_NG = 12, /* "ㄫ". */
CHEWING_O = 13, /* "ㄛ". */
PINYIN_ONG = 14, /* "ueng". */
CHEWING_OU = 15, /* "ㄡ". */
PINYIN_IN = 16, /* "ien". */
PINYIN_ING = 17, /* "ieng". */
CHEWING_LAST_FINAL = PINYIN_ING,
CHEWING_NUMBER_OF_FINALS = CHEWING_LAST_FINAL + 1
};
/**
* @brief enums of chewing tone element.
*/
enum ChewingTone
{
CHEWING_ZERO_TONE = 0, /* zero tone. */
CHEWING_1 = 1,
CHEWING_2 = 2,
CHEWING_3 = 3,
CHEWING_4 = 4,
CHEWING_5 = 5,
CHEWING_LAST_TONE = CHEWING_5,
CHEWING_NUMBER_OF_TONES = CHEWING_LAST_TONE + 1
};
/**
* @brief enums of Double Pinyin Schemes.
*/
enum DoublePinyinScheme
{
DOUBLE_PINYIN_ZRM = 1,
DOUBLE_PINYIN_MS = 2,
DOUBLE_PINYIN_ZIGUANG = 3,
DOUBLE_PINYIN_ABC = 4,
DOUBLE_PINYIN_PYJJ = 6,
DOUBLE_PINYIN_XHE = 7,
DOUBLE_PINYIN_CUSTOMIZED = 30, /* for user's keyboard */
DOUBLE_PINYIN_DEFAULT = DOUBLE_PINYIN_MS
};
/**
* @brief enums of Chewing Schemes.
*/
enum ChewingScheme
{
CHEWING_STANDARD = 1,
CHEWING_IBM = 2,
CHEWING_GINYIEH = 3,
CHEWING_ETEN = 4,
CHEWING_DEFAULT = CHEWING_STANDARD
};
/** Note: The parsed pinyins are stored in the following two
* GArrays to speed up chewing table lookup.
* As the chewing large table only contains information of struct ChewingKey.
*/
struct ChewingKey
{
guint16 m_initial : 5;
guint16 m_middle : 2;
guint16 m_final : 5;
guint16 m_tone : 3;
ChewingKey() {
m_initial = CHEWING_ZERO_INITIAL;
m_middle = CHEWING_ZERO_MIDDLE;
m_final = CHEWING_ZERO_FINAL;
m_tone = CHEWING_ZERO_TONE;
}
ChewingKey(ChewingInitial initial, ChewingMiddle middle,
ChewingFinal final) {
m_initial = initial;
m_middle = middle;
m_final = final;
m_tone = CHEWING_ZERO_TONE;
}
};
static inline bool operator == (ChewingKey lhs, ChewingKey rhs) {
if (lhs.m_initial != rhs.m_initial)
return false;
if (lhs.m_middle != rhs.m_middle)
return false;
if (lhs.m_final != rhs.m_final)
return false;
if (lhs.m_tone != rhs.m_tone)
return false;
return true;
}
struct ChewingKeyRest
{
guint16 m_table_index; /* the index in pinyin parser table. */
guint16 m_raw_begin; /* the begin of the raw input. */
guint16 m_raw_end; /* the end of the raw input. */
ChewingKeyRest() {
/* the 0th item in pinyin parser table is reserved for invalid. */
m_table_index = 0;
m_raw_begin = 0;
m_raw_end = 0;
}
const char * get_pinyin_string();
const char * get_chewing_string();
};
static inline gchar * get_pinyin_string(ChewingKey key,
ChewingKeyRest key_rest) {
if (CHEWING_ZERO_TONE != key.m_tone) {
return g_strdup_printf
("%s%d", key_rest.get_pinyin_string(), key.m_tone);
} else {
return g_strdup(key_rest.get_pinyin_string());
}
}
};
#endif
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