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PinYin.cs
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PinYin.cs
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using System;
using System.Collections;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading;
namespace RX
{
public static class PinYin
{
#region 私有字段
/// <SUMMARY>
/// 包含字符 ASC 码的整形数组。
/// </SUMMARY>
private static readonly int[] PinyinValues = new[]
{
-20319, -20317, -20304, -20295, -20292, -20283, -20265,
-20257, -20242, -20230, -20051, -20036, -20032, -20026,
-20002, -19990, -19986, -19982, -19976, -19805, -19784,
-19775, -19774, -19763, -19756, -19751, -19746, -19741,
-19739, -19728, -19725, -19715, -19540, -19531, -19525,
-19515, -19500, -19484, -19479, -19467, -19289, -19288,
-19281, -19275, -19270, -19263, -19261, -19249, -19243,
-19242, -19238, -19235, -19227, -19224, -19218, -19212,
-19038, -19023, -19018, -19006, -19003, -18996, -18977,
-18961, -18952, -18783, -18774, -18773, -18763, -18756,
-18741, -18735, -18731, -18722, -18710, -18697, -18696,
-18526, -18518, -18501, -18490, -18478, -18463, -18448,
-18447, -18446, -18239, -18237, -18231, -18220, -18211,
-18201, -18184, -18183, -18181, -18012, -17997, -17988,
-17970, -17964, -17961, -17950, -17947, -17931, -17928,
-17922, -17759, -17752, -17733, -17730, -17721, -17703,
-17701, -17697, -17692, -17683, -17676, -17496, -17487,
-17482, -17468, -17454, -17433, -17427, -17417, -17202,
-17185, -16983, -16970, -16942, -16915, -16733, -16708,
-16706, -16689, -16664, -16657, -16647, -16474, -16470,
-16465, -16459, -16452, -16448, -16433, -16429, -16427,
-16423, -16419, -16412, -16407, -16403, -16401, -16393,
-16220, -16216, -16212, -16205, -16202, -16187, -16180,
-16171, -16169, -16158, -16155, -15959, -15958, -15944,
-15933, -15920, -15915, -15903, -15889, -15878, -15707,
-15701, -15681, -15667, -15661, -15659, -15652, -15640,
-15631, -15625, -15454, -15448, -15436, -15435, -15419,
-15416, -15408, -15394, -15385, -15377, -15375, -15369,
-15363, -15362, -15183, -15180, -15165, -15158, -15153,
-15150, -15149, -15144, -15143, -15141, -15140, -15139,
-15128, -15121, -15119, -15117, -15110, -15109, -14941,
-14937, -14933, -14930, -14929, -14928, -14926, -14922,
-14921, -14914, -14908, -14902, -14894, -14889, -14882,
-14873, -14871, -14857, -14678, -14674, -14670, -14668,
-14663, -14654, -14645, -14630, -14594, -14429, -14407,
-14399, -14384, -14379, -14368, -14355, -14353, -14345,
-14170, -14159, -14151, -14149, -14145, -14140, -14137,
-14135, -14125, -14123, -14122, -14112, -14109, -14099,
-14097, -14094, -14092, -14090, -14087, -14083, -13917,
-13914, -13910, -13907, -13906, -13905, -13896, -13894,
-13878, -13870, -13859, -13847, -13831, -13658, -13611,
-13601, -13406, -13404, -13400, -13398, -13395, -13391,
-13387, -13383, -13367, -13359, -13356, -13343, -13340,
-13329, -13326, -13318, -13147, -13138, -13120, -13107,
-13096, -13095, -13091, -13076, -13068, -13063, -13060,
-12888, -12875, -12871, -12860, -12858, -12852, -12849,
-12838, -12831, -12829, -12812, -12802, -12607, -12597,
-12594, -12585, -12556, -12359, -12346, -12320, -12300,
-12120, -12099, -12089, -12074, -12067, -12058, -12039,
-11867, -11861, -11847, -11831, -11798, -11781, -11604,
-11589, -11536, -11358, -11340, -11339, -11324, -11303,
-11097, -11077, -11067, -11055, -11052, -11045, -11041,
-11038, -11024, -11020, -11019, -11018, -11014, -10838,
-10832, -10815, -10800, -10790, -10780, -10764, -10587,
-10544, -10533, -10519, -10331, -10329, -10328, -10322,
-10315, -10309, -10307, -10296, -10281, -10274, -10270,
-10262, -10260, -10256, -10254
};
/// <SUMMARY>
/// 包含汉字拼音的字符串数组。
/// </SUMMARY>
private static readonly string[] PinyinNames = new[]
{
"a", "ai", "an", "ang", "ao", "ba", "bai", "ban", "bang",
"bao", "bei", "ben", "beng", "bi", "bian", "biao", "bie",
"bin", "bing", "bo", "bu", "ca", "cai", "can", "cang",
"cao", "ce", "ceng", "cha", "chai", "chan", "chang",
"chao",
"che", "chen", "cheng", "chi", "chong", "chou", "chu",
"chuai", "chuan", "chuang", "chui", "chun", "chuo", "ci",
"cong", "cou", "cu", "cuan", "cui", "cun", "cuo", "da",
"dai", "dan", "dang", "dao", "de", "deng", "di", "dian",
"diao", "die", "ding", "diu", "dong", "dou", "du", "duan"
, "dui", "dun", "duo", "e", "en", "er", "fa", "fan",
"fang",
"fei", "fen", "feng", "fo", "fou", "fu", "ga", "gai",
"gan", "gang", "gao", "ge", "gei", "gen", "geng", "gong",
"gou",
"gu", "gua", "guai", "guan", "guang", "gui", "gun", "guo"
, "ha", "hai", "han", "hang", "hao", "he", "hei", "hen",
"heng",
"hong", "hou", "hu", "hua", "huai", "huan", "huang",
"hui", "hun", "huo", "ji", "jia", "jian", "jiang", "jiao"
, "jie",
"jin", "jing", "jiong", "jiu", "ju", "juan", "jue", "jun"
, "ka", "kai", "kan", "kang", "kao", "ke", "ken", "keng",
"kong", "kou", "ku", "kua", "kuai", "kuan", "kuang",
"kui", "kun", "kuo", "la", "lai", "lan", "lang", "lao",
"le",
"lei", "leng", "li", "lia", "lian", "liang", "liao",
"lie", "lin", "ling", "liu", "long", "lou", "lu", "lv",
"luan",
"lue", "lun", "luo", "ma", "mai", "man", "mang", "mao",
"me", "mei", "men", "meng", "mi", "mian", "miao", "mie",
"min",
"ming", "miu", "mo", "mou", "mu", "na", "nai", "nan",
"nang", "nao", "ne", "nei", "nen", "neng", "ni", "nian",
"niang",
"niao", "nie", "nin", "ning", "niu", "nong", "nu", "nv",
"nuan", "nue", "nuo", "o", "ou", "pa", "pai", "pan",
"pang",
"pao", "pei", "pen", "peng", "pi", "pian", "piao", "pie",
"pin", "ping", "po", "pu", "qi", "qia", "qian", "qiang",
"qiao", "qie", "qin", "qing", "qiong", "qiu", "qu",
"quan", "que", "qun", "ran", "rang", "rao", "re", "ren",
"reng",
"ri", "rong", "rou", "ru", "ruan", "rui", "run", "ruo",
"sa", "sai", "san", "sang", "sao", "se", "sen", "seng",
"sha",
"shai", "shan", "shang", "shao", "she", "shen", "sheng",
"shi", "shou", "shu", "shua", "shuai", "shuan", "shuang",
"shui", "shun", "shuo", "si", "song", "sou", "su", "suan"
, "sui", "sun", "suo", "ta", "tai", "tan", "tang", "tao",
"te", "teng", "ti", "tian", "tiao", "tie", "ting", "tong"
, "tou", "tu", "tuan", "tui", "tun", "tuo", "wa", "wai",
"wan",
"wang", "wei", "wen", "weng", "wo", "wu", "xi", "xia",
"xian", "xiang", "xiao", "xie", "xin", "xing", "xiong",
"xiu",
"xu", "xuan", "xue", "xun", "ya", "yan", "yang", "yao",
"ye", "yi", "yin", "ying", "yo", "yong", "you", "yu",
"yuan",
"yue", "yun", "za", "zai", "zan", "zang", "zao", "ze",
"zei", "zen", "zeng", "zha", "zhai", "zhan", "zhang",
"zhao",
"zhe", "zhen", "zheng", "zhi", "zhong", "zhou", "zhu",
"zhua", "zhuai", "zhuan", "zhuang", "zhui", "zhun",
"zhuo", "zi",
"zong", "zou", "zu", "zuan", "zui", "zun", "zuo"
};
private static Hashtable _phraseSpecial;
#endregion
#region 公有方法
/// <summary>
/// 将指定中文字符串转换为拼音形式
/// </summary>
/// <param name="chs">要转换的中文字符串</param>
/// <param name="separator">连接拼音之间的分隔符</param>
/// <param name="initialCap">指定是否将首字母大写</param>
/// <returns>包含中文字符串的拼音的字符串</returns>
public static string ToPinyin(this string chs, string separator, bool initialCap)
{
if (string.IsNullOrEmpty(chs)) return "";
if (string.IsNullOrEmpty(separator)) separator = "";
// 例外词组
chs = CHSPhraseSpecial.Cast<DictionaryEntry>().Aggregate(chs, (current, de) => current.Replace(de.Key.ToString(), String.Format("\r\r\r{0}\r\r\r", de.Value.ToString().Replace(" ", separator))));
string returnstr = "";
bool b = false, d = false;
char[] nowchar = chs.ToCharArray();
CultureInfo ci = Thread.CurrentThread.CurrentCulture;
TextInfo ti = ci.TextInfo;
for (int j = 0; j < nowchar.Length; j++)
{
byte[] array = Encoding.Default.GetBytes(nowchar[j].ToString());
string s = nowchar[j].ToString();
if (array.Length == 1)
{
b = true;
returnstr += s;
}
else
{
int i1 = (array[0]);
int i2 = (array[1]);
int chrasc = i1 * 256 + i2 - 65536;
for (int i = (PinyinValues.Length - 1); i >= 0; i--)
{
if (PinyinValues[i] <= chrasc)
{
d = true;
s = PinyinNames[i];
if (initialCap) s = ti.ToTitleCase(s);
if (returnstr == "" || b)
returnstr += s;
else
returnstr += separator + s;
break;
}
d = false;
}
if (d == false) returnstr += s;
b = false;
}
}
returnstr = returnstr.Replace("\r\r\r", separator);
return returnstr;
}
/// <summary>
/// 将指定中文字符串转换为拼音形式
/// </summary>
/// <param name="chs">要转换的中文字符串</param>
/// <param name="separator">连接拼音之间的分隔符</param>
/// <returns>包含中文字符串的拼音的字符串</returns>
public static string ToPinyin(this string chs, string separator)
{
return ToPinyin(chs, separator, false);
}
/// <summary>
/// 将指定中文字符串转换为拼音形式
/// </summary>
/// <param name="chs">要转换的中文字符串</param>
/// <param name="initialCap">指定是否将首字母大写</param>
/// <returns>包含中文字符串的拼音的字符串</returns>
public static string ToPinyin(this string chs, bool initialCap)
{
return ToPinyin(chs, "", initialCap);
}
/// <summary>
/// 将指定中文字符串转换为拼音形式
/// </summary>
/// <param name="chs">要转换的中文字符串</param>
/// <returns>包含中文字符串的拼音的字符串</returns>
public static string ToPinyin(this string chs)
{
return ToPinyin(chs, "");
}
/// <summary>
/// 提取首字母。兼容中英文
/// </summary>
/// <param name="chsStr">单个汉字或字母</param>
/// <returns>返回值</returns>
public static string GetFirstPY(this string chsStr)
{
if (chsStr.CompareTo("吖") < 0)
{
string s = chsStr.Substring(0, 1).ToUpper();
if (char.IsNumber(s, 0))
{
return "0";
}
return s;
}
if (chsStr.CompareTo("八") < 0)
{
return "A";
}
if (chsStr.CompareTo("嚓") < 0)
{
return "B";
}
if (chsStr.CompareTo("咑") < 0)
{
return "C";
}
if (chsStr.CompareTo("妸") < 0)
{
return "D";
}
if (chsStr.CompareTo("发") < 0)
{
return "E";
}
if (chsStr.CompareTo("旮") < 0)
{
return "F";
}
if (chsStr.CompareTo("铪") < 0)
{
return "G";
}
if (chsStr.CompareTo("讥") < 0)
{
return "H";
}
if (chsStr.CompareTo("咔") < 0)
{
return "J";
}
if (chsStr.CompareTo("垃") < 0)
{
return "K";
}
if (chsStr.CompareTo("嘸") < 0)
{
return "L";
}
if (chsStr.CompareTo("拏") < 0)
{
return "M";
}
if (chsStr.CompareTo("噢") < 0)
{
return "N";
}
if (chsStr.CompareTo("妑") < 0)
{
return "O";
}
if (chsStr.CompareTo("七") < 0)
{
return "P";
}
if (chsStr.CompareTo("亽") < 0)
{
return "Q";
}
if (chsStr.CompareTo("仨") < 0)
{
return "R";
}
if (chsStr.CompareTo("他") < 0)
{
return "S";
}
if (chsStr.CompareTo("哇") < 0)
{
return "T";
}
if (chsStr.CompareTo("夕") < 0)
{
return "W";
}
if (chsStr.CompareTo("丫") < 0)
{
return "X";
}
if (chsStr.CompareTo("帀") < 0)
{
return "Y";
}
if (chsStr.CompareTo("咗") < 0)
{
return "Z";
}
return "0";
}
#endregion
#region 公有属性
/// <summary>
/// 设置或获取包含例外词组读音的键/值对的组合
/// </summary>
public static Hashtable CHSPhraseSpecial
{
get
{
return _phraseSpecial ??
(_phraseSpecial = new Hashtable { { "重庆", "Chong Qing" }, { "深圳", "Shen Zhen" }, { "什么", "Shen Me" } });
}
set { _phraseSpecial = value; }
}
#endregion
}
}