ios 获取农历 带闰月的

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/*
 * @DO 获取指定日期的农历日期
 * @param date [指定日期]
 * @return (NSString)[指定日期的农历字符串]
 */
+ (NSString *) getChineseCalendarWithDate:(NSDate *) date
{
    /*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;
    
//    char szNongli[30], szNongliDay[10],szShuXiang[10];
    NSString * szNongli = @"";
    NSString * szNongliMonth = @"";
    NSString * szShuXiang = @"";
    /*---取当前公历年、月、日---*/
    
    NSCalendar  * cal = [NSCalendar  currentCalendar];
    NSUInteger  unitFlags = NSDayCalendarUnit|NSMonthCalendarUnit|NSYearCalendarUnit;
    NSDateComponents * conponent = [cal components:unitFlags fromDate:date];

    wCurYear = [conponent year];
    wCurMonth = [conponent month];
    wCurDay = [conponent 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 ==> wNongli--*/

    szShuXiang = [NSString stringWithCString:cShuXiang[((wCurYear - 4) % 60) % 12] encoding:NSUTF8StringEncoding];

    NSString * tempYear = [NSString stringWithCString:cTianGan[((wCurYear - 4) % 60) % 10] encoding:NSUTF8StringEncoding];
    NSString * tempDiZhi = [NSString stringWithCString:cDiZhi[((wCurYear - 4) % 60) % 12]  encoding:NSUTF8StringEncoding];
    szNongli = [NSString stringWithFormat:@"%@(%@%@)年",szShuXiang,tempYear,tempDiZhi];
    /*--生成农历月、日 ==> wNongliDay--*/
    if (wCurMonth < 1) {
        NSString * tempMonth = [NSString stringWithCString:cMonName[-1 * wCurMonth] encoding:NSUTF8StringEncoding];
        szNongliMonth = [szNongliMonth stringByAppendingFormat:@"闰%@月",tempMonth];
    } else{
        NSString * tempMonth = [NSString stringWithCString:cMonName[wCurMonth] encoding:NSUTF8StringEncoding];
        szNongliMonth = [szNongliMonth stringByAppendingFormat:@"%@月",tempMonth];
    }

    NSString * tempDayName = [NSString stringWithCString:cDayName[wCurDay] encoding:NSUTF8StringEncoding];
    szNongli = [szNongli stringByAppendingFormat:@"%@%@",szNongliMonth,tempDayName];
    
    return szNongli;

}

ios 获取农历 带闰月的

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原文地址：http://www.cnblogs.com/huangzs/p/4568946.html