中国农历二百年算法及年历程序分析二
2008-01-05 18:16:40 来源：WEB开发网// 注重：闰月 m < 0
int index = y - baseChineseYear + baseIndex;
int v = 0;
int l = 0;
int d = 30;
if (1<=m && m<=8) {
v = chineseMonths[2*index];
l = m - 1;
if ( ((v>>l)&0x01)==1 ) d = 29;
} else if (9<=m && m<=12) {
v = chineseMonths[2*index+1];
l = m - 9;
if ( ((v>>l)&0x01)==1 ) d = 29;
} else {
v = chineseMonths[2*index+1];
v = (v>>4)&0x
if (v!=Math.abs(m)) {
d = 0;
} else {
d = 29;
for (int i=0; i
if (bigLeapMonthYears[i]==index) {
d = 30;
break;
}
}
}
}
return d;
}
public static int nextChineseMonth(int y, int m) {
int n = Math.abs(m) + 1;
if (m>0) {
int index = y - baseChineseYear + baseIndex;
int v = chineseMonths[2*index+1];
v = (v>>4)&0x
if (v==m) n = -m;
}
if (n==13) n = 1;
return n;
}
PRivate static char[][] sectionalTermMap = {
{7,6,6,6,6,6,6,6,6,5,6,6,6,5,5,6,6,5,5,5,5,5,5,5,5,4,5,5},
{5,4,5,5,5,4,4,5,5,4,4,4,4,4,4,4,4,3,4,4,4,3,3,4,4,3,3,3},
{6,6,6,7,6,6,6,6,5,6,6,6,5,5,6,6,5,5,5,6,5,5,5,5,4,5,5,5,5},
{5,5,6,6,5,5,5,6,5,5,5,5,4,5,5,5,4,4,5,5,4,4,4,5,4,4,4,4,5},
{6,6,6,7,6,6,6,6,5,6,6,6,5,5,6,6,5,5,5,6,5,5,5,5,4,5,5,5,5},
{6,6,7,7,6,6,6,7,6,6,6,6,5,6,6,6,5,5,6,6,5,5,5,6,5,5,5,5,4,5,5,5,5},
{7,8,8,8,7,7,8,8,7,7,7,8,7,7,7,7,6,7,7,7,6,6,7,7,6,6,6,7,7},
{8,8,8,9,8,8,8,8,7,8,8,8,7,7,8,8,7,7,7,8,7,7,7,7,6,7,7,7,6,6,7,7,7},
{8,8,8,9,8,8,8,8,7,8,8,8,7,7,8,8,7,7,7,8,7,7,7,7,6,7,7,7,7},
{9,9,9,9,8,9,9,9,8,8,9,9,8,8,8,9,8,8,8,8,7,8,8,8,7,7,8,8,8},
{8,8,8,8,7,8,8,8,7,7,8,8,7,7,7,8,7,7,7,7,6,7,7,7,6,6,7,7,7},
{7,8,8,8,7,7,8,8,7,7,7,8,7,7,7,7,6,7,7,7,6,6,7,7,6,6,6,7,7}
};
private static char[][] sectionalTermYear = {
{13,49,85,117,149,185,201,250,250},
{13,45,81,117,149,185,201,250,250},
{13,48,84,112,148,184,200,201,250},
{13,45,76,108,140,172,200,201,250},
{13,44,72,104,132,168,200,201,250},
{5 ,33,68,96 ,124,152,188,200,201},
{29,57,85,120,148,176,200,201,250},
{13,48,76,104,132,168,196,200,201},
{25,60,88,120,148,184,200,201,250},
{16,44,76,108,144,172,200,201,250},
{28,60,92,124,160,192,200,201,250},
{17,53,85,124,156,188,200,201,250}
};
private static char[][] principleTermMap = {
{21,21,21,21,21,20,21,21,21,20,20,21,21,20,20,20,20,20,20,20,20,19,
20,20,20,19,19,20},
{20,19,19,20,20,19,19,19,19,19,19,19,19,18,19,19,19,18,18,19,19,18,
18,18,18,18,18,18},
{21,21,21,22,21,21,21,21,20,21,21,21,20,20,21,21,20,20,20,21,20,20,
20,20,19,20,20,20,20},
{20,21,21,21,20,20,21,21,20,20,20,21,20,20,20,20,19,20,20,20,19,19,
20,20,19,19,19,20,20},
{21,22,22,22,21,21,22,22,21,21,21,22,21,21,21,21,20,21,21,21,20,20,
21,21,20,20,20,21,21},
{22,22,22,22,21,22,22,22,21,21,22,22,21,21,21,22,21,21,21,21,20,21,
21,21,20,20,21,21,21},
{23,23,24,24,23,23,23,24,23,23,23,23,22,23,23,23,22,22,23,23,22,22,
22,23,22,22,22,22,23},
{23,24,24,24,23,23,24,24,23,23,23,24,23,23,23,23,22,23,23,23,22,22,
23,23,22,22,22,23,23},
{23,24,24,24,23,23,24,24,23,23,23,24,23,23,23,23,22,23,23,23,22,22,
23,23,22,22,22,23,23},
{24,24,24,24,23,24,24,24,23,23,24,24,23,23,23,24,23,23,23,23,22,23,
23,23,22,22,23,23,23},
{23,23,23,23,22,23,23,23,22,22,23,23,22,22,22,23,22,22,22,22,21,22,
22,22,21,21,22,22,22},
{22,22,23,23,22,22,22,23,22,22,22,22,21,22,22,22,21,21,22,22,21,21,
21,22,21,21,21,21,22}
};
private static char[][] principleTermYear = {
{13,45,81,113,149,185,201},
{21,57,93,125,161,193,201},
{21,56,88,120,152,188,200,201},
{21,49,81,116,144,176,200,201},
{17,49,77,112,140,168,200,201},
{28,60,88,116,148,180,200,201},
{25,53,84,112,144,172,200,201},
{29,57,89,120,148,180,200,201},
{17,45,73,108,140,168,200,201},
{28,60,92,124,160,192,200,201},
{16,44,80,112,148,180,200,201},
{17,53,88,120,156,188,200,201}
};
public int computeSolarTerms() {
if (gregorianYear<1901 gregorianYear>2100) return 1;
sectionalTerm = sectionalTerm(gregorianYear, gregorianMonth);
principleTerm = principleTerm(gregorianYear, gregorianMonth);
return 0;
}
public static int sectionalTerm(int y, int m) {
if (y<1901 y>2100) return 0;
int index = 0;
int ry = y-baseYear+1;
while (ry>=sectionalTermYear[m-1][index]) index++;
int term = sectionalTermMap[m-1][4*index+ry%4];
if ((ry == 121)&&(m == 4)) term = 5;
if ((ry == 132)&&(m == 4)) term = 5;
if ((ry == 194)&&(m == 6)) term = 6;
return term;
}
public static int principleTerm(int y, int m) {
if (y<1901 y>2100) return 0;
int index = 0;
int ry = y-baseYear+1;
while (ry>=principleTermYear[m-1][index]) index++;
int term = principleTermMap[m-1][4*index+ry%4];
if ((ry == 171)&&(m == 3)) term = 21;
if ((ry == 181)&&(m == 5)) term = 21;
return term;
}
public String toString() {
StringBuffer buf = new StringBuffer();
buf.append("Gregorian Year: "+gregorianYear+"\n");
buf.append("Gregorian Month: "+gregorianMonth+"\n");
buf.append("Gregorian Date: "+gregorianDate+"\n");
buf.append("Is Leap Year: "+isGregorianLeap+"\n");
buf.append("Day of Year: "+dayOfYear+"\n");
buf.append("Day of Week: "+dayOfWeek+"\n");
buf.append("Chinese Year: "+chineseYear+"\n");
buf.append("Heavenly Stem: "+((chineseYear-1)%10)+"\n");
buf.append("Earthly Branch: "+((chineseYear-1)%12)+"\n");
buf.append("Chinese Month: "+chineseMonth+"\n");
buf.append("Chinese Date: "+chineseDate+"\n");
buf.append("Sectional Term: "+sectionalTerm+"\n");
buf.append("Principle Term: "+principleTerm+"\n");
return buf.toString();
}
public String[] getYearTable() {
setGregorian(gregorianYear,1,1);
computeChineseFields();
computeSolarTerms();
String[] table = new String[58]; // 6*9 + 4
table[0] = getTextLine(27, "公历年历："+gregorianYear);
table[1] = getTextLine(27, "农历年历："+(chineseYear+1)
+ " ("+stemNames[(chineseYear+1-1)%10]
+ branchNames[(chineseYear+1-1)%12]
+ " - "+animalNames[(chineseYear+1-1)%12]+"年)");
int ln = 2;
String blank = " "
+" " + " ";
String[] mLeft = null;
String[] mRight = null;
for (int i=1; i<=6; i++) {
table[ln] = blank;
ln++;
mLeft = getMonthTable();
mRight = getMonthTable();
for (int j=0; j
String line = mLeft[j] + " " + mRight[j];
table[ln] = line;
ln++;
}
}
table[ln] = blank;
ln++;
table[ln] = getTextLine(0,
"##/## - 公历日期/农历日期，(*)#月 - (闰)农历月第一天");
ln++;
return table;
}
public static String getTextLine(int s, String t) {
String str = " "
+" " + " ";
if (t!=null && s
str = str.substring(0,s) + t + str.substring(s+t.length());
return str;
}
private static String[] monthNames =
{"一","二","三","四","五","六","七","八","九","十","十一","十二"};
public String[] getMonthTable() {
setGregorian(gregorianYear,gregorianMonth,1);
computeChineseFields();
computeSolarTerms();
String[] table = new String[8];
String title = null;
if (gregorianMonth<11) title = " ";
else title = " ";
title = title + monthNames[gregorianMonth-1] + "月"
+ " ";
String header = " 日 一 二 三 四 五 六 ";
String blank = " ";
table[0] = title;
table[1] = header;
int wk = 2;
String line = "";
for (int i=1; i
line += " " + ' ';
}
int days = daysInGregorianMonth(gregorianYear,gregorianMonth);
for (int i=gregorianDate; i<=days; i++) {
line += getDateString() + ' ';
rollUpOneDay();
if (dayOfWeek==1) {
table[wk] = line;
line = "";
wk++;
}
}
for (int i=dayOfWeek; i<=7; i++) {
line += " " + ' ';
}
table[wk] = line;
for (int i=wk+1; i
table[i] = blank;
}
for (int i=0; i
table[i] = table[i].substring(0,table[i].length()-1);
}
return table;
}
private static String[] chineseMonthNames =
{"正","二","三","四","五","六","七","八","九","十","冬","腊"};
private static String[] principleTermNames =
{"雨水","春分","谷雨","夏满","夏至","大暑","处暑","秋分","霜降",
"小雪","冬至","大寒"};
private static String[] sectionalTermNames =
{"立春","惊蛰","清明","立夏","芒种","小暑","立秋","白露","寒露",
"立冬","大雪","小寒"};
public String getDateString() {
String str = "* / ";
String gm = String.valueOf(gregorianMonth);
if (gm.length()==1) gm = ' ' + gm;
String cm = String.valueOf(Math.abs(chineseMonth));
if (cm.length()==1) cm = ' ' + cm;
String gd = String.valueOf(gregorianDate);
if (gd.length()==1) gd = ' ' + gd;
String cd = String.valueOf(chineseDate);
if (cd.length()==1) cd = ' ' + cd;
if (gregorianDate==sectionalTerm) {
str = " "+sectionalTermNames[gregorianMonth-1];
} else if (gregorianDate==principleTerm) {
str = " "+principleTermNames[gregorianMonth-1];
} else if (chineseDate==1 && chineseMonth>0) {
str = " "+chineseMonthNames[chineseMonth-1]+"月";
} else if (chineseDate==1 && chineseMonth<0) {
str = "*"+chineseMonthNames[-chineseMonth-1]+"月";
} else {
str = gd+'/'+cd;
}
return str;
}
public int rollUpOneDay() {
dayOfWeek = dayOfWeek%7 + 1;
dayOfYear++;
gregorianDate++;
int days = daysInGregorianMonth(gregorianYear,gregorianMonth);
if (gregorianDate>days) {
gregorianDate = 1;
gregorianMonth++;
if (gregorianMonth>12) {
gregorianMonth = 1;
gregorianYear++;
dayOfYear = 1;
isGregorianLeap = isGregorianLeapYear(gregorianYear);
}
sectionalTerm = sectionalTerm(gregorianYear,gregorianMonth);
principleTerm = principleTerm(gregorianYear,gregorianMonth);
}
chineseDate++;
days = daysInChineseMonth(chineseYear,chineseMonth);
if (chineseDate>days) {
chineseDate = 1;
chineseMonth = nextChineseMonth(chineseYear,chineseMonth);
if (chineseMonth==1) chineseYear++;
}
return 0;
}
}
[/html]
中查找“中国农历二百年算法及年历程序分析二”更多相关内容
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