C/Objective-C 公历转农历方法

C: 代码:

/*------------农历转换函数-----------*/
char *GetDayOf(PSYSTEMTIME pSt)
{
    /*天干名称*/
    const char *cTianGan[] = {"甲","乙","丙","丁","戊","己","庚","辛","壬","癸"};

    
    /*地支名称*/
    const char *cDiZhi[] = {"子","丑","寅","卯","辰","巳","午","未","申","酉","戌","亥"};
    

    /*属相名称*/
    const char *cShuXiang[] = {"鼠","牛","虎","兔","龙","蛇","马","羊","猴","鸡","狗","猪"};
    

    /*农历日期名*/
    const char *cDayName[] = {"*","初一","初二","初三","初四","初五","初六","初七","初八","初九","初十","十一","十二","十三","十四","十五","十六","十七","十八","十九","二十",

        "廿一","廿二","廿三","廿四","廿五","廿六","廿七","廿八","廿九","三十"};
    

    /*农历月份名*/
    const char *cMonName[] = {"*","正","二","三","四","五","六","七","八","九","十","十一","腊"};

 

    /*公历每月前面的天数*/
    const int wMonthAdd[12] = {0,31,59,90,120,151,181,212,243,273,304,334};
    

    /*农历数据*/
    const int wNongliData[100] = {2635,333387,1701,1748,267701,694,2391,133423,1175,396438,

        3402,3749,331177,1453,694,201326,2350,465197,3221,3402,

        400202,2901,1386,267611,605,2349,137515,2709,464533,1738,

        2901,330421,1242,2651,199255,1323,529706,3733,1706,398762,

        2741,1206,267438,2647,1318,204070,3477,461653,1386,2413,

        330077,1197,2637,268877,3365,531109,2900,2922,398042,2395,

        1179,267415,2635,661067,1701,1748,398772,2742,2391,330031,

        1175,1611,200010,3749,527717,1452,2742,332397,2350,3222,

        268949,3402,3493,133973,1386,464219,605,2349,334123,2709,

        2890,267946,2773,592565,1210,2651,395863,1323,2707,265877};
    

    static int wCurYear,wCurMonth,wCurDay;
    static int nTheDate,nIsEnd,m,k,n,i,nBit;
    TCHAR szNongli[30], szNongliDay[10],szShuXiang[10];
    /*---取当前公历年、月、日---*/
    wCurYear = pSt->wYear;
    wCurMonth = pSt->wMonth;
    wCurDay = pSt->wDay;
    

    /*---计算到初始时间1921年2月8日的天数：1921-2-8(正月初一)---*/
    nTheDate = (wCurYear - 1921) * 365 + (wCurYear - 1921) / 4 + wCurDay + wMonthAdd[wCurMonth - 1] - 38;
    if((!(wCurYear % 4)) && (wCurMonth > 2))
        nTheDate = nTheDate + 1;

 

    /*--计算农历天干、地支、月、日---*/
    nIsEnd = 0;
    m = 0;
    while(nIsEnd != 1)
    {
            if(wNongliData[m] < 4095)
                k = 11;
            else
                k = 12;
            n = k;
            while(n>=0)
            {
                //获取wNongliData(m)的第n个二进制位的值

                nBit = wNongliData[m];
                for(i=1;i<n+1;i++)
                nBit = nBit/2;

                nBit = nBit % 2;

                if (nTheDate <= (29 + nBit))
                {
                    nIsEnd = 1;
                    break;
                }

                nTheDate = nTheDate - 29 - nBit;
                n = n - 1;
            }
            if(nIsEnd){
                break;

            }
            m = m + 1;
    }
    wCurYear = 1921 + m;
    wCurMonth = k - n + 1;
    wCurDay = nTheDate;
    if (k == 12)

    {
        if (wCurMonth == wNongliData[m] / 65536 + 1){
              wCurMonth = 1 - wCurMonth;

        }
        else if (wCurMonth > wNongliData[m] / 65536 + 1){
                wCurMonth = wCurMonth - 1;

        }
    }

 

    /*--生成农历天干、地支、属相 ==> wNongli--*/
    wsprintf(szShuXiang,"%s",cShuXiang[((wCurYear - 4) % 60) % 12]);
    wsprintf(szNongli,"%s(%s%s)年",szShuXiang,cTianGan[((wCurYear - 4) % 60) %10],cDiZhi[((wCurYear - 4) % 60) % 12]);

 

    /*--生成农历月、日 ==> wNongliDay--*/
    if (wCurMonth < 1){
        wsprintf(szNongliDay,"闰%s",cMonName[-1 * wCurMonth]);

    }
    else{
        strcpy(szNongliDay,cMonName[wCurMonth]);

    }

 

    strcat(szNongliDay,"月");
    strcat(szNongliDay,cDayName[wCurDay]);
    return strcat(szNongli,szNongliDay);

}

 

 

 

Objective-C 代码:

 

//农历转换函数

-(NSString *)LunarForSolar:(NSDate *)solarDate{

    //天干名称

    NSArray *cTianGan = [NSArrayarrayWithObjects:@"甲",@"乙",@"丙",@"丁",@"戊",@"己",@"庚",@"辛",@"壬",@"癸", nil];

 

    //地支名称

    NSArray *cDiZhi = [NSArrayarrayWithObjects:@"子",@"丑",@"寅",@"卯",@"辰",@"巳",@"午",@"未",@"申",@"酉",@"戌",@"亥",nil];

 

    //属相名称

    NSArray *cShuXiang = [NSArrayarrayWithObjects:@"鼠",@"牛",@"虎",@"兔",@"龙",@"蛇",@"马",@"羊",@"猴",@"鸡",@"狗",@"猪",nil];

 

    //农历日期名

    NSArray *cDayName = [NSArray arrayWithObjects:@"*",@"初一",@"初二",@"初三",@"初四",@"初五",@"初六",@"初七",@"初八",@"初九",@"初十",

        @"十一",@"十二",@"十三",@"十四",@"十五",@"十六",@"十七",@"十八",@"十九",@"二十",

        @"廿一",@"廿二",@"廿三",@"廿四",@"廿五",@"廿六",@"廿七",@"廿八",@"廿九",@"三十",nil];

 

    //农历月份名

    NSArray *cMonName = [NSArrayarrayWithObjects:@"*",@"正",@"二",@"三",@"四",@"五",@"六",@"七",@"八",@"九",@"十",@"十一",@"腊",nil];

 

    //公历每月前面的天数

    const int wMonthAdd[12] = {0,31,59,90,120,151,181,212,243,273,304,334};

 

    //农历数据

    const int wNongliData[100] = {2635,333387,1701,1748,267701,694,2391,133423,1175,396438

        ,3402,3749,331177,1453,694,201326,2350,465197,3221,3402

        ,400202,2901,1386,267611,605,2349,137515,2709,464533,1738

        ,2901,330421,1242,2651,199255,1323,529706,3733,1706,398762

        ,2741,1206,267438,2647,1318,204070,3477,461653,1386,2413

        ,330077,1197,2637,268877,3365,531109,2900,2922,398042,2395

        ,1179,267415,2635,661067,1701,1748,398772,2742,2391,330031

        ,1175,1611,200010,3749,527717,1452,2742,332397,2350,3222

        ,268949,3402,3493,133973,1386,464219,605,2349,334123,2709

        ,2890,267946,2773,592565,1210,2651,395863,1323,2707,265877};

 

    static int wCurYear,wCurMonth,wCurDay;

    static int nTheDate,nIsEnd,m,k,n,i,nBit;

 

    //取当前公历年、月、日

    NSDateComponents *components = [[NSCalendar currentCalendar] components:NSDayCalendarUnit |NSMonthCalendarUnit | NSYearCalendarUnit fromDate:solarDate];

    wCurYear = [components year];

    wCurMonth = [components month];

    wCurDay = [components day];

 

    //计算到初始时间1921年2月8日的天数：1921-2-8(正月初一)

    nTheDate = (wCurYear - 1921) * 365 + (wCurYear - 1921) / 4 + wCurDay + wMonthAdd[wCurMonth - 1] - 38;

    if((!(wCurYear % 4)) && (wCurMonth > 2))

        nTheDate = nTheDate + 1;

 

    //计算农历天干、地支、月、日

    nIsEnd = 0;

    m = 0;

    while(nIsEnd != 1)

    {

        if(wNongliData[m] < 4095)

            k = 11;

        else

            k = 12;

        n = k;

        while(n>=0)

        {

            //获取wNongliData(m)的第n个二进制位的值

            nBit = wNongliData[m];

            for(i=1;i<n+1;i++)

                nBit = nBit/2;

 

            nBit = nBit % 2;

 

            if (nTheDate <= (29 + nBit))

            {

                nIsEnd = 1;

                break;

            }

 

            nTheDate = nTheDate - 29 - nBit;

            n = n - 1;

        }

        if(nIsEnd)

            break;

        m = m + 1;

    }

    wCurYear = 1921 + m;

    wCurMonth = k - n + 1;

    wCurDay = nTheDate;

    if (k == 12)

    {

        if (wCurMonth == wNongliData[m] / 65536 + 1)

            wCurMonth = 1 - wCurMonth;

        else if (wCurMonth > wNongliData[m] / 65536 + 1)

            wCurMonth = wCurMonth - 1;

    }

 

    //生成农历天干、地支、属相

    NSString *szShuXiang = (NSString *)[cShuXiang objectAtIndex:((wCurYear - 4) % 60) % 12];

    NSString *szNongli = [NSString stringWithFormat:@"%@(%@%@)年",szShuXiang, (NSString *)[cTianGanobjectAtIndex:((wCurYear - 4) % 60) % 10],(NSString *)[cDiZhi objectAtIndex:((wCurYear - 4) % 60) %12]];

 

    //生成农历月、日

    NSString *szNongliDay;

    if (wCurMonth < 1){

        szNongliDay = [NSString stringWithFormat:@"闰%@",(NSString *)[cMonName objectAtIndex:-1 * wCurMonth]]; 

    }

    else{

        szNongliDay = (NSString *)[cMonName objectAtIndex:wCurMonth]; 

    }

 

    NSString *lunarDate = [NSString stringWithFormat:@"%@ %@月 %@",szNongli,szNongliDay,(NSString*)[cDayName objectAtIndex:wCurDay]];

 

    return lunarDate;

}