汉字拼音声母计算类代码,CSharp代码库,德仔网

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【CSharp】汉字拼音声母计算类

作者:dezai / 发布于2013/12/26/ 228


using System; using System.Text; ///<summary> ///汉字拼音声母计算类 ///</summary> public class ChineseConvertor { private ChineseConvertor() { } ///<summary> ///获取一串汉字的拼音声母 ///</summary> ///<param name="chinese">Unicode格式的汉字字符串</param> ///<returns>拼音声母字符串</returns> ///<example> ///&ldquo;新桥软件&rdquo;转换为&ldquo;xqrj&rdquo; ///</example> public static String Convert(String chinese) { chinese = chinese.Replace(" ", ""); char[] buffer = new char[chinese.Length]; for (int i = 0; i < chinese.Length; i++) { buffer[i] = Convert(chinese[i]); } return new String(buffer); } ///<summary> ///获取一个汉字的拼音声母 ///</summary> ///<param name="chinese">Unicode格式的一个汉字</param> ///<returns>汉字的声母</returns> public static char Convert(Char chinese) { if (chinese == char.MinValue) { return '\0'; } Encoding gb2312 = Encoding.GetEncoding("GB2312"); Encoding unicode = Encoding.Unicode; // Convert the string into a byte[]. byte[] unicodeBytes = unicode.GetBytes(new Char[] { chinese }); // Perform the conversion from one encoding to the other. byte[] asciiBytes = Encoding.Convert(unicode, gb2312, unicodeBytes); // 计算该汉字的GB-2312编码 int n = (int)asciiBytes[0] << 8; if (asciiBytes.Length > 1) { n += (int)asciiBytes[1]; } else { return '\0'; } // 根据汉字区域码获取拼音声母 if (In(0xB0A1, 0xB0C4, n)) return 'a'; if (In(0XB0C5, 0XB2C0, n)) return 'b'; if (In(0xB2C1, 0xB4ED, n)) return 'c'; if (In(0xB4EE, 0xB6E9, n)) return 'd'; if (In(0xB6EA, 0xB7A1, n)) return 'e'; if (In(0xB7A2, 0xB8c0, n)) return 'f'; if (In(0xB8C1, 0xB9FD, n)) return 'g'; if (In(0xB9FE, 0xBBF6, n)) return 'h'; if (In(0xBBF7, 0xBFA5, n)) return 'j'; if (In(0xBFA6, 0xC0AB, n)) return 'k'; if (In(0xC0AC, 0xC2E7, n)) return 'l'; if (In(0xC2E8, 0xC4C2, n)) return 'm'; if (In(0xC4C3, 0xC5B5, n)) return 'n'; if (In(0xC5B6, 0xC5BD, n)) return 'o'; if (In(0xC5BE, 0xC6D9, n)) return 'p'; if (In(0xC6DA, 0xC8BA, n)) return 'q'; if (In(0xC8BB, 0xC8F5, n)) return 'r'; if (In(0xC8F6, 0xCBF0, n)) return 's'; if (In(0xCBFA, 0xCDD9, n)) return 't'; if (In(0xCDDA, 0xCEF3, n)) return 'w'; if (In(0xCEF4, 0xD188, n)) return 'x'; if (In(0xD1B9, 0xD4D0, n)) return 'y'; if (In(0xD4D1, 0xD7F9, n)) return 'z'; return '\0'; } private static bool In(int Lp, int Hp, int Value) { return ((Value <= Hp) && (Value >= Lp)); } }

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