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//農歷轉換函數- (NSString *)LunarForSolar:(NSDate *)solarDate{

//天干名稱

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

//地支名稱

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

//屬相名稱

NSArray *cShuXiang = [NSArray arrayWithObjects:@"鼠",@"牛",@"虎",@"兔",@"龍",@"蛇",@"馬",@"羊",@"猴",@"雞",@"狗",@"豬",nil];

//農歷日期名

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];

//農歷月份名

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

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

//農歷數據

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;

//取當前公歷年、月、日

NSDateComponents *components = [[NSCalendar currentCalendar] components:NSDayCalendarUnit | NSMonthCalendarUnit | NSYearCalendarUnit fromDate:solarDate];wCurYear = [components year];wCurMonth = [components month];wCurDay = [components day];

//計算到初始時間1921年2月8日的天數：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; ? ? ? ?//計算農歷天干、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) ? ? ? ?{ ? ? //獲取wNongliData(m)的第n個二進制位的值nBit = wNongliData[m];for(i=1;iwNongliData[m] / 65536 + 1)

wCurMonth = wCurMonth - 1;

}

//生成農歷天干、地支、屬相

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

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

//生成農歷月、日

NSString *szNongliDay;

if (wCurMonth < 1){

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

}

else{

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

}

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

NSString *lunarDate1 = [NSString stringWithFormat:@"%@",(NSString *)[cDayName objectAtIndex:wCurDay]];

return lunarDate1;

}