using System;
using System.Text;


namespace HXBTools.Util
  {
   /// <summary>
  ///
  /// </summary>
  public class py
   {
   public py()
    {
    //
    // TODO: 在此处添加构造函数逻辑
    //
   }

   public static char GetPyChar(char c)
    {
    return GetPyChar("" + (char)c);
   }

   public static char GetPyChar(string strName)
    {
    short code;
    if (strName == "" )
     return ' ';

    code = GetGB2312Code(strName);
     
    // 英文字符区
    if( code >= 32 && code <= 126 ) return char.ToUpper(strName[0]);
    // 全角字符区
    if(strName[0] >= 'Ａ' && strName[0] <= 'Ｚ')
     return (char)(strName[0] - 'Ａ' + 'A');

    if(strName[0] >= 'ａ' && strName[0] <= 'ｚ')
     return (char)(strName[0] - 'ａ' + 'A');

    if(strName[0] >= '０' && strName[0] <= '９')
     return (char)(strName[0] - '０' + '0');

    //拼音顺序区.    
    int tmp = 65536 + code;
     
    if( (tmp >= 45217 && tmp <= 45252) ) return  'A';
    if( (tmp >= 45253 && tmp <= 45760) ) return  'B';
    if( (tmp >= 45761 && tmp <= 46317) ) return  'C';
    if( (tmp >= 46318 && tmp <= 46825) ) return  'D';
    if( (tmp >= 46826 && tmp <= 47009) ) return  'E';
    if( (tmp >= 47010 && tmp <= 47296) ) return  'F';
    if( (tmp >= 47297 && tmp <= 47613) ) return  'G';
    if( (tmp >= 47614 && tmp <= 48118) ) return  'H';
    if( (tmp >= 48119 && tmp <= 49061) ) return  'J';
    if( (tmp >= 49062 && tmp <= 49323) ) return  'K';
    if( (tmp >= 49324 && tmp <= 49895) ) return  'L';
    if( (tmp >= 49896 && tmp <= 50370) ) return  'L';
    if( (tmp >= 50371 && tmp <= 50613) ) return  'N';
    if( (tmp >= 50614 && tmp <= 50621) ) return  'O';
    if( (tmp >= 50622 && tmp <= 50905) ) return  'P';
    if( (tmp >= 50906 && tmp <= 51386) ) return  'Q';
    if( (tmp >= 51387 && tmp <= 51445) ) return  'R';
    if( (tmp >= 51446 && tmp <= 52217) ) return  'S';
    if( (tmp >= 52218 && tmp <= 52697) ) return  'T';
    if( (tmp >= 52698 && tmp <= 52979) ) return  'W';
    if( (tmp >= 52980 && tmp <= 53640) ) return  'X';
    if( (tmp >= 53689 && tmp <= 54480) ) return  'Y';
    if( (tmp >= 54481 && tmp <= 55289) ) return  'Z';

    // 转换ＧＢ２３１２内码到区位以检查难检字
    int iQh = ((code >> 8) & 0x00ff) - 160;
    int iQl = (code & 0x000000ff) - 160;
    if (iQl < 0)
     {
     return ' '; // 那些不在gb2312字符集里的字们目前还没有办法。
    }
    int iQ = iQh * 100 + iQl;
    if (iQ >=5601 && iQ <= 8794) // 区位的难检字区
     {
     int pos = ( iQh - 56 ) * 94 + iQl - 1;
     if (pos < 0 || pos >= sCodeData.Length)
      {
      return ' ';
     }
     return sCodeData[pos - 1];
    }
    return ' ';
   }

    /// <summary>
   /// 难检字码表．
   /// </summary>
   private static string sCodeData =
    "CJWGNSPGCENEGYPBTWXZDXYKYGTPJNMJQMBSGZSCYJSYYFPGGBZGYDYWJKGALJSWKBJQHYJWPDZLSGMR"
    + "YBYWWCCGZNKYDGTTNGJEYEKZYDCJNMCYLQLYPYQBQRPZSLWBDGKJFYXJWCLTBNCXJJJJCXDTQSQZYCDXXHGCKBPHFFSS"
    + "PYBGMXJBBYGLBHLSSMZMPJHSOJNGHDZCDKLGJHSGQZHXQGKEZZWYMCSCJNYETXADZPMDSSMZJJQJYZCJJFWQJBDZBJGD"
    + "NZCBWHGXHQKMWFBPBQDTJJZKQHYLCGXFPTYJYYZPSJLFCHMQSHGMMXSXJPKDCMBBQBEFSJWHWWGCKPYLQBGLDLCCTNMA"
    + "EDDKSJNGKCSGXLHZAYBDBTSDKDYLHGYMYLCXPYCJNDQJWXQXFYYFJLEJBZRWCCQHQCSBZKYMGPLBMCRQCFLNYMYQMSQT"
    + "RBCJTHZTQFRXCHXMCJCJLXQGJMSHZKBSWXEMDLCKFSYDSGLYCJJSSJNQBJCTYHBFTDCYJDGWYGHQFRXWCKQKXEBPDJPX"
    + "JQSRMEBWGJLBJSLYYSMDXLCLQKXLHTJRJJMBJHXHWYWCBHTRXXGLHJHFBMGYKLDYXZPPLGGPMTCBBAJJZYLJTYANJGBJ"
    + "FLQGDZYQCAXBKCLECJSZNSLYZHLXLZCGHBXZHZNYTDSBCJKDLZAYFFYDLABBGQSZKGGLDNDNYSKJSHDLXXBCGHXYGGDJ"
    + "MMZNGMMCCGWZSZXSJBZNMLZDTHCQYDBDLLSCDDNLKJYHJSYCJLKOHQASDHNHCSGAEHDAASHTCPLCPQYBSDMPJLPCJAQL"
    + "CDHJJASPRCHNGJNLHLYYQYHWZPNCCGWWMZFFJQQQQXXACLBHKDJXDGMMYDJXZLLSYGXGKJRYWZWYCLZMCSJZLDBNDCFC"
    + "XYHLSCHYCJQPPQAGMNYXPFRKSSBJLYXYJJGLNSCMHCWWMNZJJLHMHCHSYPPTTXRYCSXBYHCSMXJSXNBWGPXXTAYBGAJC"
    + "XLYPDCCWQOCWKCCSBNHCPDYZNBCYYTYCKSKYBSQKKYTQQXFCWCHCWKELCQBSQYJQCCLMTHSYWHMKTLKJLYCHWHEQJHTJ"
    + "HPPQPQSCFYMMCMGBMHGLGSLLYSDLLLJPCHMJHWLJCYHZJXHDXJLHXRSWLWZJCBXMHZQXSDZPMGFCSGLSDYMJSHXPJXOM"
    + "YQKNMYBLRTHBCFTPMGYXLCHLHLZYLXGSSSSCCLSLDCLEPBHSHXYYFHBMGDFYCNJQWLQHJJCYWJZTEJJDHFBLQXTQKWHD"
    + "CHQXAGTLXLJXMSLJHDZKZJECXJCJNMBBJCSFYWKBJZGHYSDCPQYRSLJPCLPWXSDWEJBJCBCNAYTMGMBAPCLYQBCLZXCB"
    + "NMSGGFNZJJBZSFQYNDXHPCQKZCZWALSBCCJXPOZGWKYBSGXFCFCDKHJBSTLQFSGDSLQWZKXTMHSBGZHJCRGLYJBPMLJS"
    + "XLCJQQHZMJCZYDJWBMJKLDDPMJEGXYHYLXHLQYQHKYCWCJMYHXNATJHYCCXZPCQLBZWWWTWBQCMLBMYNJCCCXBBSNZZL"
    + "JPLJXYZTZLGCLDCKLYRZZGQTGJHHGJLJAXFGFJZSLCFDQZLCLGJDJCSNCLLJPJQDCCLCJXMYZFTSXGCGSBRZXJQQCCZH"
    + "GYJDJQQLZXJYLDLBCYAMCSTYLBDJBYREGKLZDZHLDSZCHZNWCZCLLWJQJJJKDGJCOLBBZPPGLGHTGZCYGEZMYCNQCYCY"
    + "HBHGXKAMTXYXNBSKYZZGJZLQJDFCJXDYGJQJJPMGWGJJJPKJSBGBMMCJSSCLPQPDXCDYYKYPCJDDYYGYWCHJRTGCNYQL"
    + "DKLJCZZGZCCJGDYKSGPZMDLCPHNJAFYZDJCNMWESCSGLBTZCGMSDLLYXQSXSBLJSBBSGGHFJLWPMZJNLYYWDQSHZXTYY"
    + "WHMCYHYWDBXBTLMSWYYFSBJCBDXXLHJHFPSXZQHFZMQCZTQCXZXRDKDJHNNYZQQFNQDMMGNYDXMJGDHCDYCBFFALLZTD"
    + "LTFKMXQZDNGEQDBDCZJDXBZGSQQDDJCMBKXFFXMKDMCSYCHZCMLJDJYNHPRSJMKMPCKLGDBQTFZSWTFGGLYPLLJZHGJJ"
    + "GYPZLTCSMCNBTJBHFKDHBYZGKPBBYMTDLSXSBNPDKLEYCJNYCDYKZDDHQGSDZSCTARLLTKZLGECLLKJLJJAQNBDGGGHF"
    + "JTZQJSECSHALQFMMGJNLYJBBTMLYCXDCJPLDLPCQDHSYCBZSCKBZMSLJFLHRBJSNBRGJHXPDGDJYBZGDLGCSEZGXLBLG"
    + "YXTWMABCHECMWYJYZLLJJSHLGNDJLSLYGKDZPZXJYYZLPCXSZFGWYYDLYHCLJSCMBJHBLYJLYCBLYDPDQYSXKTBYTDKD"
    + "XJYPCNRJMFDJGKLCCJBCTBJDDBBLBLCDQRPPXJCGLZCSHLTOLJNMDDDLNGKAQAKGJGYHHEZNMSHRPHQQJCHGMFPRXCJG"
    + "DYCHGHLYRZQLCNGJNZSQDKQJYMSZSWLCFQJQXGBGGXMDJWLMCRNFKKFSYYLJBMQAMMMYCCTBSHCPTXXZZSMPHFSHMCLM"
    + "LDJFYQXSDYJDJJZZHQPDSZGLSSJBCKBXYQZJSGPSXJZQZNQTBDKWXJKHHGFLBCSMDLDGDZDBLZKYCQNNCSYBZBFGLZZX"
    + "SWMSCCMQNJQSBDQSJTXXMBLDXCCLZSHZCXRQJGJYLXZFJPHYMZQQYDFQJJLCZNZJCDGZYGCDXMZYSCTLKPHTXHTLBJXJ"
    + "LXSCDQCCBBQJFQZFSLTJBTKQBSXJJLJCHCZDBZJDCZJCCPRNLQCGPFCZLCLCXZDMXMPHGSGZGSZZQJXLWTJPFSYASLCJ"
    + "BTCKWCWMYTCSJJLJCQLWZMALBXYFBPNLSCHTGJWEJJXXGLLJSTGSHJQLZFKCGNNDSZFDEQFHBSAQDGYLBXMMYGSZLDYD"
    + "JMJJRGBJGKGDHGKBLGKBDMBYLXWCXYTTYBKMRJJZXQJBHLMHMJJZMQASLDCYXYQDLQCAFYWYXQHZ";

   public static short GetGB2312Code(string s)
    {
    if (s == null || s.Length == 0)
     return 32;
    char c = s[0];
    if (c >= ' ' && c <= '~')
     {
     return (short)c;
    }

    byte [] arBytes = Encoding.GetEncoding(936).GetBytes(s);
    if (arBytes.Length < 2)
     {
     return (short)arBytes[0];
    }

    return (short)(arBytes[0] << 8 | arBytes[1]);
   }

   public static short GetGB2312Code(char c)
    {
    return GetGB2312Code("" + (char)c);
   }
  }
}

评论