package com.feiruo.Calendar.LunderCalendar

{

/*

*@ClassName: package:com.feiruo.Calendar.LunderCalendar::LunarDate

*@INTRO: Calculating lunar and solar terms and other settings.

*@Author: feiruo

*@Language: ActionScript 3.0

*@SDKVersion: Flash Player 11.2

*@Date: 2015.08.24

*/

public class LunarDate

{

private var num_info:Array =

                                         [0x4bd8, 0x4ae0, 0xa570, 0x54d5, 0xd260, 0xd950,

                                          0x5554, 0x56af, 0x9ad0, 0x55d2, 0x4ae0, 0xa5b6,

                                          0xa4d0, 0xd250, 0xd255, 0xb54f, 0xd6a0, 0xada2,

                                          0x95b0, 0x4977, 0x497f, 0xa4b0, 0xb4b5, 0x6a50,

                                          0x6d40, 0xab54, 0x2b6f, 0x9570, 0x52f2, 0x4970,

                                          0x6566, 0xd4a0, 0xea50, 0x6a95, 0x5adf, 0x2b60,

                                          0x86e3, 0x92ef, 0xc8d7, 0xc95f, 0xd4a0, 0xd8a6,

                                          0xb55f, 0x56a0, 0xa5b4, 0x25df, 0x92d0, 0xd2b2,

                                          0xa950, 0xb557, 0x6ca0, 0xb550, 0x5355, 0x4daf,

                                          0xa5b0, 0x4573, 0x52bf, 0xa9a8, 0xe950, 0x6aa0,

                                          0xaea6, 0xab50, 0x4b60, 0xaae4, 0xa570, 0x5260,

                                          0xf263, 0xd950, 0x5b57, 0x56a0, 0x96d0, 0x4dd5,

                                          0x4ad0, 0xa4d0, 0xd4d4, 0xd250, 0xd558, 0xb540,

                                          0xb6a0, 0x95a6, 0x95bf, 0x49b0, 0xa974, 0xa4b0,

                                          0xb27a, 0x6a50, 0x6d40, 0xaf46, 0xab60, 0x9570,

                                          0x4af5, 0x4970, 0x64b0, 0x74a3, 0xea50, 0x6b58,

                                          0x5ac0, 0xab60, 0x96d5, 0x92e0, 0xc960, 0xd954,

                                          0xd4a0, 0xda50, 0x7552, 0x56a0, 0xabb7, 0x25d0,

                                          0x92d0, 0xcab5, 0xa950, 0xb4a0, 0xbaa4, 0xad50,

                                          0x55d9, 0x4ba0, 0xa5b0, 0x5176, 0x52bf, 0xa930,

                                          0x7954, 0x6aa0, 0xad50, 0x5b52, 0x4b60, 0xa6e6,

                                          0xa4e0, 0xd260, 0xea65, 0xd530, 0x5aa0, 0x76a3,

                                          0x96d0, 0x4afb, 0x4ad0, 0xa4d0, 0xd0b6, 0xd25f,

                                          0xd520, 0xdd45, 0xb5a0, 0x56d0, 0x55b2, 0x49b0,

                                          0xa577, 0xa4b0, 0xaa50, 0xb255, 0x6d2f, 0xada0,

                                          0x4b63, 0x937f, 0x49f8, 0x4970, 0x64b0, 0x68a6,

                                          0xea5f, 0x6b20, 0xa6c4, 0xaaef, 0x92e0, 0xd2e3,

                                          0xc960, 0xd557, 0xd4a0, 0xda50, 0x5d55, 0x56a0,

                                          0xa6d0, 0x55d4, 0x52d0, 0xa9b8, 0xa950, 0xb4a0,

                                          0xb6a6, 0xad50, 0x55a0, 0xaba4, 0xa5b0, 0x52b0,

                                          0xb273, 0x6930, 0x7337, 0x6aa0, 0xad50, 0x4b55,

                                          0x4b6f, 0xa570, 0x54e4, 0xd260, 0xe968, 0xd520,

                                          0xdaa0, 0x6aa6, 0x56df, 0x4ae0, 0xa9d4, 0xa4d0,

                                          0xd150, 0xf252, 0xd520];

private var solarMonth:Array = [31,28,31,30,31,30,31,31,30,31,30,31];

private var Gan:Array = ["甲","乙","丙","丁","戊","己","庚","辛","壬","癸"];

private var nStr1 = new Array('日','一','二','三','四','五','六','七','八','九','十');

private var nStr2 = new Array('初','十','廿','卅');

private var Zhi:Array = ["子","丑","寅","卯","辰","巳","午","未","申","酉","戌","亥"];

private var Animals:Array = ["猴","鸡","狗","猪","鼠","牛","虎","兔","龙","蛇","马","羊"];

private var monthName:Array = ["JAN","FEB","MAR","APR","MAY","JUN","JUL","AUG","SEP","OCT","NOV","DEC"];

private var solarTerm:Array = ["小寒","大寒","立春","雨水","惊蛰","春分","清明","谷雨","立夏","小满","芒种","夏至","小暑","大暑","立秋","处暑","白露","秋分","寒露","霜降","立冬","小雪","大雪","冬至"];

private var TermInfo:Array =                                                                     [0,21208,42467,63836,85337,107014,128867,150921,173149,195551,218072,240693,263343,285989,308563,331033,353350,375494,397447,419210,440795,462224,483532,504758];

private var cyear:Number;

private var cmonth:Number;

private var cday:Number;

private var isLeap:Boolean;

private var nianzhu:String;

private var yuezhu:String;

private var rizhu:String;

private var jie:String;

private var y:Number,m:Number,d:Number;

public function LunarDate(myDate:Date)

{

var leap:Number = 0;

var temp:Number = 0;

y = myDate.getFullYear();

m = myDate.getMonth();

d = myDate.getDate();

var offset=(Date.UTC(y,m,d)-Date.UTC(1900,0,31))/86400000;

for (var i = 1900; i<2100 && offset>0; i++)

{

temp = lYearDays(i);

offset -= temp;

}

if (offset<0)

{

offset += temp;

i--;

}

cyear = i;

leap = leapMonth(i);

isLeap = false;

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

{

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

{

--j;

isLeap = true;

temp = leapDays(cyear);

}

else

{

temp = monthDays(cyear,j);

}

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

{

isLeap = false;

}

offset -= temp;

}

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

{

if (isLeap)

{

isLeap = false;

}

else

{

isLeap = true;

--j;

}

}

if (offset<0)

{

offset += temp;

--j;

}

cmonth = j;

cday = offset + 1;

var cY,cM,cD;

m<2 ? cY = cyclical(y-1900+36-1) : cY = cyclical(y-1900+36);

cM = cyclical((y-1900)*12+m+12);

var tmp1 = sTerm(y,m * 2);

var tmp2 = sTerm(y,m * 2 + 1);

if (d == tmp1)

{

jie = solarTerm[m * 2];

}

else

{

if (d == tmp2)

{

jie = solarTerm[m * 2 + 1];

}

else

{

jie = "";

}

}

this.jie = jie;

var term2 = sTerm(y,2);

var firstNode = sTerm(y,m * 2);

if (m == 1 && d>=term2)

{

cY = cyclical(y-1900+36);

}

if ((d+1)>=firstNode)

{

cM = cyclical((y-1900)*12+m+13);

}

var dayCyclical = Date.UTC(y,m,1,0,0,0,0) / 86400000 + 25567 + 10;

cD = cyclical(dayCyclical+d-1);

nianzhu = cY;

yuezhu = cM;

rizhu = cD;

}

public function getAnimal():String

{

return Animals[cyear%12];

}

public function getLunarYear():Number

{

return cyear;

}

public function getLunarMonth():Number

{

return cmonth;

}

public function getLunarDay():Number

{

return cday;

}

public function get_Month():Number

{

return m + 1;

}

public function getJNianZhu():String

{

return nianzhu;

}

public function getYueZhu():String

{

return yuezhu;

}

public function getRiZhu():String

{

return rizhu;

}

public function getJieQi():String

{

return jie;

}

private function lYearDays(y):Number

{

var sum:Number = 348;

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

{

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

}

return sum + leapDays(y);

}

//small month or big Month;

private function leapDays(y):int

{

if (leapMonth(y))

{

return num_info[y - 1899] & 0xf == 0xf?30:29;

}

else

{

return 0;

}

}

private function leapMonth(y):int

{

var lm = num_info[y - 1900] & 0xf;

return lm == 0xf?0:lm;

}

private function monthDays(y, m):int

{

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

}

private function sTerm(y, n)

{

var offDate = new Date((31556925974.7*(y-1900)+TermInfo[n]*60000)+Date.UTC(1900, 0, 6, 2, 5));

return (offDate.getUTCDate());

}

private function solarDays(y, m):uint

{

if (m == 1)

{

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

}

else

{

return solarMonth[m];

}

}

private function cyclical(num):String

{

return Gan[num % 10] + Zhi[num % 12];

}

}

}