拼音 C#获得汉字拼音声母类

[C#]代码

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>
    ///“新桥软件”转换为“xqrj”
    ///</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));
    }
}

标签： b2c 代码

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