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一个C++的万年历类

王朝c/c++·作者佚名  2007-01-05
窄屏简体版  字體: |||超大  

一直想做这个东西,从vc知识库搜索到一个,可是代码算法有问题,许多的结果都是错的。其他的代码都是js的,没办法,自己动手。代码虽短,心意一片。

从此后你想为自己的软件增添点特色,放心的用吧,可以任意修改,传播。

#ifndef _CALENDAR_H

#define _CALENDAR_H

#include <windows.h>

struct myDATE{

int year;

int month;

int day;

bool isRunYue;

};

class calendar{

public:

calendar(){};

~calendar(){};

LONG lDaysFrom1900(myDATE date);//date与1900年相差的天数

UINT lYearDays(UINT y);//农历y年的总天数

UINT leapDays(UINT y);//传回农历 y年闰月的天数

UINT leapMonth(UINT y);// 传回农历 y年闰哪个月 1-12 , 没闰传回 0

UINT monthDays(UINT y,UINT m);//传回农历 y年m月的总天数

myDATE Lunar(myDATE date);//输入阳历日期,返回阴历日期

char* dayOfWeek(myDATE date);//输入阳历日期,返回星期几

char* getLunarString (myDATE date );// 输入阴历日期,得到表示农历的字串

UINT solarDays(UINT y,UINT m);//传回国历 y年某m+1月的天数

private:

char m_slunar[100];//用于存储农历信息

static DWORD lunarInfo[];//

static UINT solarMonth[];

static char sSolarTerm[];

static DWORD dTermInfo[];

static char sFtv[];

};

#endif

#include "calendar.h"

#include <stdio.h>

DWORD calendar::lunarInfo[]={

0x04bd8,0x04ae0,0x0a570,0x054d5,0x0d260,0x0d950,0x16554,0x056a0,0x09ad0,0x055d2,

0x04ae0,0x0a5b6,0x0a4d0,0x0d250,0x1d255,0x0b540,0x0d6a0,0x0ada2,0x095b0,0x14977,

0x04970,0x0a4b0,0x0b4b5,0x06a50,0x06d40,0x1ab54,0x02b60,0x09570,0x052f2,0x04970,

0x06566,0x0d4a0,0x0ea50,0x06e95,0x05ad0,0x02b60,0x186e3,0x092e0,0x1c8d7,0x0c950,

0x0d4a0,0x1d8a6,0x0b550,0x056a0,0x1a5b4,0x025d0,0x092d0,0x0d2b2,0x0a950,0x0b557,

0x06ca0,0x0b550,0x15355,0x04da0,0x0a5d0,0x14573,0x052d0,0x0a9a8,0x0e950,0x06aa0,

0x0aea6,0x0ab50,0x04b60,0x0aae4,0x0a570,0x05260,0x0f263,0x0d950,0x05b57,0x056a0,

0x096d0,0x04dd5,0x04ad0,0x0a4d0,0x0d4d4,0x0d250,0x0d558,0x0b540,0x0b5a0,0x195a6,

0x095b0,0x049b0,0x0a974,0x0a4b0,0x0b27a,0x06a50,0x06d40,0x0af46,0x0ab60,0x09570,

0x04af5,0x04970,0x064b0,0x074a3,0x0ea50,0x06b58,0x055c0,0x0ab60,0x096d5,0x092e0,

0x0c960,0x0d954,0x0d4a0,0x0da50,0x07552,0x056a0,0x0abb7,0x025d0,0x092d0,0x0cab5,

0x0a950,0x0b4a0,0x0baa4,0x0ad50,0x055d9,0x04ba0,0x0a5b0,0x15176,0x052b0,0x0a930,

0x07954,0x06aa0,0x0ad50,0x05b52,0x04b60,0x0a6e6,0x0a4e0,0x0d260,0x0ea65,0x0d530,

0x05aa0,0x076a3,0x096d0,0x04bd7,0x04ad0,0x0a4d0,0x1d0b6,0x0d250,0x0d520,0x0dd45,

0x0b5a0,0x056d0,0x055b2,0x049b0,0x0a577,0x0a4b0,0x0aa50,0x1b255,0x06d20,0x0ada0

};

UINT calendar::solarMonth[]={31,28,31,30,31,30,31,31,30,31,30,31};

UINT calendar::lYearDays(UINT y)

{

UINT i, sum = 348;

for(i=0x8000; i>0x8; i>>=1)

{

sum += (lunarInfo[y-1900] & i)? 1: 0;

}

return(sum+leapDays(y));

}

UINT calendar::leapDays(UINT y)

{

if(leapMonth(y))

{

return (lunarInfo[y-1900] & 0x10000)? 30: 29;

}

else

{

return 0;

}

}

UINT calendar::leapMonth(UINT y)

{

return lunarInfo[y-1900] & 0xf;

}

UINT calendar::monthDays(UINT y,UINT m)

{

return (lunarInfo[y-1900] & (0x10000>>m))? 30: 29;

}

LONG calendar::lDaysFrom1900(myDATE date)

{

LONG days;

days=365*date.year+(date.year-1)/4-(date.year-1)/100+(date.year-1)/400-

(365*1900+(1900-1)/4-(1900-1)/100+(1900-1)/400);

for(int i=0;i<date.month-1;i++)

{

days+=solarMonth[i];

}

days+=date.day;

if((date.year%4==0&&date.year%100!=0)||date.year%400==0)

{

if(date.month>2)

{

days++;

}

}

return days;

}

myDATE calendar::Lunar(myDATE date)

{

LONG offset;

int i, leap=0, temp=0;

myDATE retdate;

offset=lDaysFrom1900(date)-30;

for(i=1900; i<2050 && offset>0; i++)

{

temp = lYearDays(i);

offset -= temp;

}

if(offset<0)

{

offset += temp;

i--;

}

retdate.year = i;

leap = leapMonth(i);

bool isLeap = false;

for(i=1; i<13 && offset>0; i++)

{

if(leap>0 && i==(leap+1) && isLeap==false)

{

--i;

isLeap = true;

temp = leapDays(retdate.year);

}

else

{

temp = monthDays(retdate.year, i);

}

if(isLeap==true && i==(leap+1))

{

isLeap = false;

}

offset -= temp;

}

if(offset==0 && leap>0 && i==leap+1)

{

if(isLeap)

{

isLeap = false;

}

else

{

isLeap = true;

--i;

}

}

if(offset<=0)

{

offset += temp;

--i;

}

retdate.month = i;

retdate.day = offset ;

retdate.isRunYue=isLeap;

return retdate;

}

char* calendar::getLunarString (myDATE date)

{

TCHAR szNongli[30], szNongliDay[10],szShuXiang[10];

const char *cTianGan[] = {"甲","乙","丙","丁","戊","己","庚","辛","壬","癸"}; /*天干名称*/

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

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

const char *cDayName[] = { "*","初一","初二","初三","初四","初五", /*农历日期名*/

"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"};

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

/*--生成农历天干、地支、属相 ==> wNongli--*/

int nShuXiang = ((date.year - 4) % 60) % 12;

if ( nShuXiang < 0 || nShuXiang >= sizeof(cShuXiang)/sizeof(cShuXiang[0]) )

{

return NULL ;

}

wsprintf(szShuXiang,"%s",cShuXiang[nShuXiang]);

int nTianGan = ((date.year - 4) % 60) % 10;

if ( nTianGan < 0 || nTianGan >= sizeof(cTianGan)/sizeof(cTianGan[0]) )

{

return NULL;

}

int nDiZhi = ((date.year - 4) % 60) % 12;

if ( nDiZhi < 0 || nDiZhi >= sizeof(cDiZhi)/sizeof(cDiZhi[0]) )

{

return NULL;

}

wsprintf(szNongli,"%s(%s%s)年",szShuXiang,cTianGan[nTianGan],cDiZhi[nDiZhi]);

/*--生成农历月、日 ==> wNongliDay--*/

if ( date.month < 0 || date.month >= sizeof(cMonName)/sizeof(cMonName[0]) )

{

return NULL;

}

if (date.isRunYue)

{

wsprintf(szNongliDay,"闰%s",cMonName[date.month]);

}

else

{

strcpy(szNongliDay,cMonName[date.month]);

}

strcat(szNongliDay,"月");

if ( date.day < 0 || date.day >= sizeof(cDayName)/sizeof(cDayName[0]) )

{

return NULL;

}

strcat(szNongliDay,cDayName[date.day]);

strcat(szNongli,szNongliDay);

sprintf(m_slunar,szNongli);

return m_slunar;

}

char* calendar::dayOfWeek(myDATE date)

{

char *cWeekName[] = {"星期日","星期一","星期二","星期三","星期四","星期五","星期六"};

if(date.month==1||date.month==2)

{

date.month+=12;

date.year--;

}

return cWeekName[(date.day+1+2*date.month+3*(date.month+1)/5+date.year+date.year/4-date.year/100+date.year/400)%7];

}

UINT calendar::solarDays(UINT y,UINT m)

{

if(m==1)//2月

{

return(((y%4 == 0) && (y%100 != 0) || (y%400 == 0))? 29: 28);

}

else

{

return(solarMonth[m]);

}

}

最近公司经营,每况日下,同事纷纷离职,感觉心伤,滋味难言。

 
 
 
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