463 lines
16 KiB
C++
463 lines
16 KiB
C++
#ifndef LUNAR_CALENDAR_H
|
||
#define LUNAR_CALENDAR_H
|
||
|
||
#include <Arduino.h>
|
||
#include <WiFi.h>
|
||
|
||
struct LunarDate {
|
||
int year;
|
||
int month;
|
||
int day;
|
||
bool isLeapMonth;
|
||
};
|
||
|
||
class LunarCalendar {
|
||
private:
|
||
// 农历数据表 (1900-2100年)
|
||
static const uint32_t lunarInfo[];
|
||
static const char* lunarMonthNames[];
|
||
static const char* lunarDayNames[];
|
||
static const char* tianGan[];
|
||
static const char* diZhi[];
|
||
static const char* animals[];
|
||
|
||
// 辅助函数
|
||
static int getDaysInYear(int year);
|
||
static int getLeapMonth(int year);
|
||
static int getDaysInMonth(int year, int month, bool isLeap = false);
|
||
static bool isLeapYear(int year);
|
||
static int getDayOfYear(int year, int month, int day);
|
||
static uint32_t calcSolarDateInterval(int year1, int month1, int day1, int year2, int month2, int day2);
|
||
static bool hasLeapMonth(int solarYear, int& leapMonth, bool& leapIs30Days);
|
||
static int getLunarMonthDays(int solarYear, int lunarMonth);
|
||
static bool calcLunarFromInterval(uint32_t dateInterval, LunarDate& lunar);
|
||
static void calculateLunar(int solarYear, int solarMonth, int solarDay,
|
||
int& lunarYear, int& lunarMonth, int& lunarDay, bool& isLeap);
|
||
|
||
public:
|
||
// 主要转换函数
|
||
static String solarToLunar(String solarDate);
|
||
static String getLunarYearName(int year);
|
||
static String getLunarMonthName(int month, bool isLeap = false);
|
||
static String getLunarDayName(int day);
|
||
|
||
// 节假日判断函数
|
||
static bool isHoliday(int year, int month, int day);
|
||
static bool isSolarHoliday(int month, int day);
|
||
static bool isLunarHoliday(int lunarYear, int lunarMonth, int lunarDay, bool isLeap);
|
||
};
|
||
|
||
// 农历数据表 (1900-2100年，每年用32位表示)
|
||
// 前4位表示闰月月份，后12位表示每月天数(0=29天，1=30天)
|
||
// 数据来源：CSDN Tyrion.Mon，经过验证的标准农历数据
|
||
const uint32_t LunarCalendar::lunarInfo[] = {
|
||
0x04bd8, 0x04ae0, 0x0a570, 0x054d5, 0x0d260, 0x0d950, 0x16554, 0x056a0, 0x09ad0, 0x055d2, //1900-1909
|
||
0x04ae0, 0x0a5b6, 0x0a4d0, 0x0d250, 0x1d255, 0x0b540, 0x0d6a0, 0x0ada2, 0x095b0, 0x14977, //1910-1919
|
||
0x04970, 0x0a4b0, 0x0b4b5, 0x06a50, 0x06d40, 0x1ab54, 0x02b60, 0x09570, 0x052f2, 0x04970, //1920-1929
|
||
0x06566, 0x0d4a0, 0x0ea50, 0x16a95, 0x05ad0, 0x02b60, 0x186e3, 0x092e0, 0x1c8d7, 0x0c950, //1930-1939
|
||
0x0d4a0, 0x1d8a6, 0x0b550, 0x056a0, 0x1a5b4, 0x025d0, 0x092d0, 0x0d2b2, 0x0a950, 0x0b557, //1940-1949
|
||
0x06ca0, 0x0b550, 0x15355, 0x04da0, 0x0a5b0, 0x14573, 0x052b0, 0x0a9a8, 0x0e950, 0x06aa0, //1950-1959
|
||
0x0aea6, 0x0ab50, 0x04b60, 0x0aae4, 0x0a570, 0x05260, 0x0f263, 0x0d950, 0x05b57, 0x056a0, //1960-1969
|
||
0x096d0, 0x04dd5, 0x04ad0, 0x0a4d0, 0x0d4d4, 0x0d250, 0x0d558, 0x0b540, 0x0b6a0, 0x195a6, //1970-1979
|
||
0x095b0, 0x049b0, 0x0a974, 0x0a4b0, 0x0b27a, 0x06a50, 0x06d40, 0x0af46, 0x0ab60, 0x09570, //1980-1989
|
||
0x04af5, 0x04970, 0x064b0, 0x074a3, 0x0ea50, 0x06b58, 0x05ac0, 0x0ab60, 0x096d5, 0x092e0, //1990-1999
|
||
0x0c960, 0x0d954, 0x0d4a0, 0x0da50, 0x07552, 0x056a0, 0x0abb7, 0x025d0, 0x092d0, 0x0cab5, //2000-2009
|
||
0x0a950, 0x0b4a0, 0x0baa4, 0x0ad50, 0x055d9, 0x04ba0, 0x0a5b0, 0x15176, 0x052b0, 0x0a930, //2010-2019
|
||
0x07954, 0x06aa0, 0x0ad50, 0x05b52, 0x04b60, 0x0a6e6, 0x0a4e0, 0x0d260, 0x0ea65, 0x0d530, //2020-2029
|
||
0x05aa0, 0x076a3, 0x096d0, 0x04afb, 0x04ad0, 0x0a4d0, 0x1d0b6, 0x0d250, 0x0d520, 0x0dd45, //2030-2039
|
||
0x0b5a0, 0x056d0, 0x055b2, 0x049b0, 0x0a577, 0x0a4b0, 0x0aa50, 0x1b255, 0x06d20, 0x0ada0, //2040-2049
|
||
0x14b63, 0x09370, 0x049f8, 0x04970, 0x064b0, 0x168a6, 0x0ea50, 0x06aa0, 0x1a6c4, 0x0aae0, //2050-2059
|
||
0x092e0, 0x0d2e3, 0x0c960, 0x0d557, 0x0d4a0, 0x0da50, 0x05d55, 0x056a0, 0x0a6d0, 0x055d4, //2060-2069
|
||
0x052d0, 0x0a9b8, 0x0a950, 0x0b4a0, 0x0b6a6, 0x0ad50, 0x055a0, 0x0aba4, 0x0a5b0, 0x052b0, //2070-2079
|
||
0x0b273, 0x06930, 0x07337, 0x06aa0, 0x0ad50, 0x14b55, 0x04b60, 0x0a570, 0x054e4, 0x0d160, //2080-2089
|
||
0x0e968, 0x0d520, 0x0daa0, 0x16aa6, 0x056d0, 0x04ae0, 0x0a9d4, 0x0a2d0, 0x0d150, 0x0f252, //2090-2099
|
||
0x0d520 //2100
|
||
};
|
||
|
||
// 农历月份名称
|
||
const char* LunarCalendar::lunarMonthNames[] = {
|
||
"正月", "二月", "三月", "四月", "五月", "六月",
|
||
"七月", "八月", "九月", "十月", "冬月", "腊月"
|
||
};
|
||
|
||
// 农历日期名称
|
||
const char* LunarCalendar::lunarDayNames[] = {
|
||
"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"
|
||
};
|
||
|
||
// 天干
|
||
const char* LunarCalendar::tianGan[] = {
|
||
"甲", "乙", "丙", "丁", "戊", "己", "庚", "辛", "壬", "癸"
|
||
};
|
||
|
||
// 地支
|
||
const char* LunarCalendar::diZhi[] = {
|
||
"子", "丑", "寅", "卯", "辰", "巳", "午", "未", "申", "酉", "戌", "亥"
|
||
};
|
||
|
||
// 生肖
|
||
const char* LunarCalendar::animals[] = {
|
||
"鼠", "牛", "虎", "兔", "龙", "蛇", "马", "羊", "猴", "鸡", "狗", "猪"
|
||
};
|
||
|
||
// 获取农历年总天数
|
||
int LunarCalendar::getDaysInYear(int year) {
|
||
// 边界检查
|
||
if (year < 1900 || year > 2100) return 365;
|
||
|
||
int sum = 348;
|
||
for (int i = 0x8000; i > 0x8; i >>= 1) {
|
||
if ((lunarInfo[year - 1900] & i) != 0) sum += 1;
|
||
}
|
||
return sum + getDaysInMonth(year, getLeapMonth(year), true);
|
||
}
|
||
|
||
// 获取农历年闰月月份
|
||
int LunarCalendar::getLeapMonth(int year) {
|
||
// 边界检查
|
||
if (year < 1900 || year > 2100) return 0;
|
||
return lunarInfo[year - 1900] & 0xf;
|
||
}
|
||
|
||
// 获取农历月天数
|
||
int LunarCalendar::getDaysInMonth(int year, int month, bool isLeap) {
|
||
// 边界检查
|
||
if (year < 1900 || year > 2100 || month < 1 || month > 12) return 29;
|
||
|
||
if (isLeap && month != getLeapMonth(year)) return 0;
|
||
if (isLeap) {
|
||
return (lunarInfo[year - 1900] & 0x10000) ? 30 : 29;
|
||
} else {
|
||
return (lunarInfo[year - 1900] & (0x10000 >> month)) ? 30 : 29;
|
||
}
|
||
}
|
||
|
||
|
||
|
||
// 获取公历日期在当年的天数
|
||
int LunarCalendar::getDayOfYear(int year, int month, int day) {
|
||
int daysInMonth[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
|
||
if (isLeapYear(year)) daysInMonth[1] = 29;
|
||
|
||
int dayOfYear = day;
|
||
for (int i = 0; i < month - 1; i++) {
|
||
dayOfYear += daysInMonth[i];
|
||
}
|
||
return dayOfYear;
|
||
}
|
||
|
||
// 计算公历年份是否为闰年
|
||
bool LunarCalendar::isLeapYear(int year) {
|
||
return ((year % 4 == 0 && year % 100 != 0) || year % 400 == 0);
|
||
}
|
||
|
||
// 计算两个公历日期之间的天数间隔
|
||
uint32_t LunarCalendar::calcSolarDateInterval(int year1, int month1, int day1, int year2, int month2, int day2) {
|
||
uint8_t monthDays[12] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
|
||
uint32_t totalDays1 = 0;
|
||
uint32_t totalDays2 = 0;
|
||
uint32_t totalDays = 0;
|
||
|
||
// 计算第一个日期从年初到该日期的天数
|
||
monthDays[1] = (isLeapYear(year1) ? 29 : 28);
|
||
for (int i = 1; i < month1; i++) {
|
||
totalDays1 += monthDays[i - 1];
|
||
}
|
||
totalDays1 += day1;
|
||
|
||
// 计算第二个日期从年初到该日期的天数
|
||
monthDays[1] = (isLeapYear(year2) ? 29 : 28);
|
||
for (int i = 1; i < month2; i++) {
|
||
totalDays2 += monthDays[i - 1];
|
||
}
|
||
totalDays2 += day2;
|
||
|
||
// 如果是同一年
|
||
if (year1 == year2) {
|
||
totalDays = totalDays2 - totalDays1;
|
||
} else {
|
||
// 计算两年之间的天数
|
||
for (int i = year1 + 1; i < year2; i++) {
|
||
totalDays += (isLeapYear(i) ? 366 : 365);
|
||
}
|
||
totalDays += ((isLeapYear(year1) ? 366 : 365) - totalDays1 + totalDays2);
|
||
}
|
||
|
||
return totalDays;
|
||
}
|
||
|
||
// 计算某农历年是否有闰月
|
||
bool LunarCalendar::hasLeapMonth(int solarYear, int& leapMonth, bool& leapIs30Days) {
|
||
if (solarYear < 1900 || solarYear > 2100) return false;
|
||
|
||
uint32_t info = lunarInfo[solarYear - 1900];
|
||
leapMonth = info & 0x0000000f; // 低4位表示闰月月份
|
||
|
||
if (leapMonth == 0 || leapMonth > 12) {
|
||
return false;
|
||
}
|
||
|
||
leapIs30Days = (info >> 16) & 0x00000001; // bit16表示闰月大小
|
||
return true;
|
||
}
|
||
|
||
// 计算某农历月的天数
|
||
int LunarCalendar::getLunarMonthDays(int solarYear, int lunarMonth) {
|
||
if (solarYear < 1900 || solarYear > 2100) return -1;
|
||
if (lunarMonth < 1 || lunarMonth > 12) return -1;
|
||
|
||
uint32_t info = lunarInfo[solarYear - 1900];
|
||
// 农历1月对应bit15，2月对应bit14，...，12月对应bit4
|
||
if ((info >> ((12 - lunarMonth) + 4)) & 0x00000001) {
|
||
return 30;
|
||
} else {
|
||
return 29;
|
||
}
|
||
}
|
||
|
||
// 根据天数间隔计算农历日期
|
||
bool LunarCalendar::calcLunarFromInterval(uint32_t dateInterval, LunarDate& lunar) {
|
||
int solarYear = 1900;
|
||
uint32_t tempInterval = 0;
|
||
|
||
// 初始化农历日期 (1900年正月初一)
|
||
lunar.year = 1900;
|
||
lunar.month = 1;
|
||
lunar.day = 1;
|
||
lunar.isLeapMonth = false;
|
||
|
||
while (true) {
|
||
int leapMonth = 0;
|
||
bool leapIs30Days = false;
|
||
bool hasLeap = hasLeapMonth(solarYear, leapMonth, leapIs30Days);
|
||
|
||
// 如果当前月是闰月
|
||
if (lunar.isLeapMonth) {
|
||
tempInterval += leapIs30Days ? 30 : 29;
|
||
} else {
|
||
// 当前月是正常月
|
||
tempInterval += getLunarMonthDays(solarYear, lunar.month);
|
||
}
|
||
|
||
// 如果总天数已达到目标
|
||
if (tempInterval >= dateInterval) {
|
||
if (lunar.isLeapMonth) {
|
||
lunar.day = (leapIs30Days ? 30 : 29) - (tempInterval - dateInterval);
|
||
} else {
|
||
lunar.day = getLunarMonthDays(solarYear, lunar.month) - (tempInterval - dateInterval);
|
||
}
|
||
return true;
|
||
}
|
||
|
||
// 处理月份递增
|
||
if (hasLeap && !lunar.isLeapMonth && leapMonth == lunar.month) {
|
||
// 进入闰月
|
||
lunar.isLeapMonth = true;
|
||
} else {
|
||
// 进入下一个月
|
||
lunar.isLeapMonth = false;
|
||
lunar.month++;
|
||
|
||
// 年份递增
|
||
if (lunar.month > 12) {
|
||
solarYear++;
|
||
if (solarYear > 2100) return false;
|
||
lunar.year = solarYear;
|
||
lunar.month = 1;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
// 核心转换算法 - 基于标准农历算法重新实现
|
||
void LunarCalendar::calculateLunar(int solarYear, int solarMonth, int solarDay,
|
||
int& lunarYear, int& lunarMonth, int& lunarDay, bool& isLeap) {
|
||
// 边界检查
|
||
if (solarYear < 1900 || solarYear > 2100) {
|
||
lunarYear = solarYear;
|
||
lunarMonth = 1;
|
||
lunarDay = 1;
|
||
isLeap = false;
|
||
return;
|
||
}
|
||
|
||
// 计算与基准日期(1900年1月31日，农历正月初一)的天数差
|
||
uint32_t interval = calcSolarDateInterval(1900, 1, 31, solarYear, solarMonth, solarDay) + 1;
|
||
|
||
// 根据天数间隔计算农历日期
|
||
LunarDate result;
|
||
if (!calcLunarFromInterval(interval, result)) {
|
||
lunarYear = solarYear;
|
||
lunarMonth = 1;
|
||
lunarDay = 1;
|
||
isLeap = false;
|
||
return;
|
||
}
|
||
|
||
lunarYear = result.year;
|
||
lunarMonth = result.month;
|
||
lunarDay = result.day;
|
||
isLeap = result.isLeapMonth;
|
||
}
|
||
|
||
// 主要转换函数
|
||
String LunarCalendar::solarToLunar(String solarDate) {
|
||
// 解析输入日期 "2025/5/6"
|
||
int year, month, day;
|
||
int firstSlash = solarDate.indexOf('/');
|
||
int secondSlash = solarDate.indexOf('/', firstSlash + 1);
|
||
|
||
if (firstSlash == -1 || secondSlash == -1) {
|
||
return "日期格式错误";
|
||
}
|
||
|
||
year = solarDate.substring(0, firstSlash).toInt();
|
||
month = solarDate.substring(firstSlash + 1, secondSlash).toInt();
|
||
day = solarDate.substring(secondSlash + 1).toInt();
|
||
|
||
// 验证日期范围
|
||
if (year < 1900 || year > 2100 || month < 1 || month > 12 || day < 1 || day > 31) {
|
||
return "日期超出范围(1900-2100)";
|
||
}
|
||
|
||
// 转换为农历
|
||
int lunarYear, lunarMonth, lunarDay;
|
||
bool isLeap;
|
||
calculateLunar(year, month, day, lunarYear, lunarMonth, lunarDay, isLeap);
|
||
|
||
// 格式化输出
|
||
String result = getLunarYearName(lunarYear) + "年";
|
||
result += getLunarMonthName(lunarMonth, isLeap);
|
||
result += getLunarDayName(lunarDay);
|
||
|
||
return result;
|
||
}
|
||
|
||
// 获取农历年份名称（天干地支+生肖）
|
||
String LunarCalendar::getLunarYearName(int year) {
|
||
int tianGanIndex = (year - 4) % 10;
|
||
int diZhiIndex = (year - 4) % 12;
|
||
|
||
// 确保索引为正数
|
||
if (tianGanIndex < 0) tianGanIndex += 10;
|
||
if (diZhiIndex < 0) diZhiIndex += 12;
|
||
|
||
String yearName = String(tianGan[tianGanIndex]) + String(diZhi[diZhiIndex]);
|
||
yearName += "(" + String(animals[diZhiIndex]) + ")";
|
||
|
||
return yearName;
|
||
}
|
||
|
||
// 获取农历月份名称
|
||
String LunarCalendar::getLunarMonthName(int month, bool isLeap) {
|
||
String monthName = "";
|
||
if (isLeap) {
|
||
monthName = "闰";
|
||
}
|
||
// 添加边界检查
|
||
if (month >= 1 && month <= 12) {
|
||
monthName += lunarMonthNames[month - 1];
|
||
} else {
|
||
monthName += "未知月";
|
||
}
|
||
return monthName;
|
||
}
|
||
|
||
// 获取农历日期名称
|
||
String LunarCalendar::getLunarDayName(int day) {
|
||
// 添加边界检查
|
||
if (day >= 1 && day <= 30) {
|
||
return String(lunarDayNames[day - 1]);
|
||
} else {
|
||
return "未知日";
|
||
}
|
||
}
|
||
|
||
// 节假日数据结构
|
||
struct SolarHoliday {
|
||
int month;
|
||
int day;
|
||
const char* name;
|
||
};
|
||
|
||
struct LunarHoliday {
|
||
int month;
|
||
int day;
|
||
const char* name;
|
||
};
|
||
|
||
// 公历法定节假日列表
|
||
static const SolarHoliday solarHolidays[] = {
|
||
{1, 1, "元旦"},
|
||
{3, 8, "妇女节"},
|
||
{5, 1, "劳动节"},
|
||
{6, 1, "儿童节"},
|
||
{10, 1, "国庆节"},
|
||
{10, 2, "国庆节"},
|
||
{10, 3, "国庆节"}
|
||
};
|
||
|
||
// 农历法定节假日列表
|
||
static const LunarHoliday lunarHolidays[] = {
|
||
{1, 1, "春节"},
|
||
{1, 2, "春节"},
|
||
{1, 3, "春节"},
|
||
{1, 15, "元宵节"},
|
||
{5, 5, "端午节"},
|
||
{8, 15, "中秋节"},
|
||
{9, 9, "重阳节"},
|
||
{12, 30, "除夕"}, // 大月
|
||
{12, 29, "除夕"} // 小月
|
||
};
|
||
|
||
// 判断是否为公历节假日
|
||
bool LunarCalendar::isSolarHoliday(int month, int day) {
|
||
int numSolarHolidays = sizeof(solarHolidays) / sizeof(solarHolidays[0]);
|
||
for (int i = 0; i < numSolarHolidays; i++) {
|
||
if (solarHolidays[i].month == month && solarHolidays[i].day == day) {
|
||
return true;
|
||
}
|
||
}
|
||
return false;
|
||
}
|
||
|
||
// 判断是否为农历节假日
|
||
bool LunarCalendar::isLunarHoliday(int lunarYear, int lunarMonth, int lunarDay, bool isLeap) {
|
||
// 闰月不算节假日
|
||
if (isLeap) return false;
|
||
|
||
int numLunarHolidays = sizeof(lunarHolidays) / sizeof(lunarHolidays[0]);
|
||
for (int i = 0; i < numLunarHolidays; i++) {
|
||
if (lunarHolidays[i].month == lunarMonth && lunarHolidays[i].day == lunarDay) {
|
||
// 特殊处理除夕：需要判断是否为该年最后一天
|
||
if (lunarMonth == 12 && (lunarDay == 29 || lunarDay == 30)) {
|
||
int daysInLastMonth = getDaysInMonth(lunarYear, 12, false);
|
||
if (lunarDay == daysInLastMonth) {
|
||
return true; // 是除夕
|
||
}
|
||
} else {
|
||
return true;
|
||
}
|
||
}
|
||
}
|
||
return false;
|
||
}
|
||
|
||
// 主要节假日判断函数
|
||
bool LunarCalendar::isHoliday(int year, int month, int day) {
|
||
// 首先检查公历节假日
|
||
if (isSolarHoliday(month, day)) {
|
||
return true;
|
||
}
|
||
|
||
// 检查农历节假日
|
||
int lunarYear, lunarMonth, lunarDay;
|
||
bool isLeap;
|
||
calculateLunar(year, month, day, lunarYear, lunarMonth, lunarDay, isLeap);
|
||
|
||
return isLunarHoliday(lunarYear, lunarMonth, lunarDay, isLeap);
|
||
}
|
||
|
||
#endif // LUNAR_CALENDAR_H
|