带阴历显示的日期

　　公司近段时间需要做一个带日期控件的酒店预定功能，类似去哪网酒店预定，由于需要设置节假日不同时期内的价格，因此需要自己写个时间控件。在此分享下写时间控件过程中用到的农历显示类。

　　由于是第一次在博客园写东西，不知道最终显示格式会怎样，见谅！

public class CnCalendar { static ChineseLunisolarCalendar cCalendar = new ChineseLunisolarCalendar(); public static string GetChineseDateTime(DateTime datetime) { string strDate = datetime.Month + "月" + datetime.Day + "日"; int lyear = cCalendar.GetYear(datetime); int lmonth = cCalendar.GetMonth(datetime); int lday = cCalendar.GetDayOfMonth(datetime); //获取闰月， 0 则表示没有闰月 int leapMonth = cCalendar.GetLeapMonth(lyear); bool isleap = false; if (leapMonth > 0) { if (leapMonth == lmonth) { //闰月 isleap = true; lmonth--; } else if (lmonth > leapMonth) { lmonth--; } } if (strDate == "1月1日") { return "<em class='calendarNLJieri'>元旦</em>"; } else if (strDate == "2月14日") { return "<em class='calendarNLJieri'>情人节</em>"; } else if (strDate == "3月8日") { return "<em class='calendarNLJieri'>妇女节</em>"; } else if (strDate == "3月12日") { return "<em class='calendarNLJieri'>植树节</em>"; } else if (strDate == "4月1日") { return "<em class='calendarNLJieri'>愚人节</em>"; } else if (strDate == "5月1日") { return "<em class='calendarNLJieri'>劳动节</em>"; } else if (strDate == "5月4日") { return "<em class='calendarNLJieri'>青年节</em>"; } else if (strDate == "6月1日") { return "<em class='calendarNLJieri'>儿童节</em>"; } else if (strDate == "8月1日") { return "<em class='calendarNLJieri'>建军节</em>"; } else if (strDate == "9月10日") { return "<em class='calendarNLJieri'>教师节</em>"; } else if (strDate == "10月1日") { return "<em class='calendarNLJieri'>国庆节</em>"; } else { if (lday == 1) { return "<em class='calendarNL'>" + string.Concat(isleap ? "闰" : string.Empty, GetLunisolarMonth(lmonth), "月") + "</em>"; } else { string strNongli = string.Concat(isleap ? "闰" : string.Empty, GetLunisolarMonth(lmonth), "月", GetLunisolarDay(lday)); switch (strNongli) { case "正月初一": return "<em class='calendarNLJieri'>春节</em>"; case "正月十五": return "<em class='calendarNLJieri'>元宵节</em>"; case "五月初五": return "<em class='calendarNLJieri'>端午节</em>"; case "七月初七": return "<em class='calendarNLJieri'>七夕</em>"; case "八月十五": return "<em class='calendarNLJieri'>中秋节</em>"; case "九月初九": return "<em class='calendarNLJieri'>重阳节</em>"; case "腊月初八": return "<em class='calendarNLJieri'>腊八节</em>"; case "腊月二十四": return "<em class='calendarNLJieri'>扫房节</em>"; default: return "<em class='calendarNL'>" + GetLunisolarDay(lday) + "</em>"; } } } }

#region 农历年 /// <summary> /// 十天干 /// </summary> PRivate static string[] tiangan = { "甲", "乙", "丙", "丁", "戊", "己", "庚", "辛", "壬", "癸" };

/// <summary> /// 十二地支 /// </summary> private static string[] dizhi = { "子", "丑", "寅", "卯", "辰", "巳", "午", "未", "申", "酉", "戌", "亥" };

/// <summary> /// 十二生肖 /// </summary> private static string[] shengxiao = { "鼠", "牛", "虎", "免", "龙", "蛇", "马", "羊", "猴", "鸡", "狗", "猪" };

/// <summary> /// 返回农历天干地支年 /// </summary> /// <param name="year">农历年</param> /// <returns></returns> public static string GetLunisolarYear(int year) { if (year > 3) { int tgIndex = (year - 4) % 10; int dzIndex = (year - 4) % 12;

return string.Concat(tiangan[tgIndex], dizhi[dzIndex], "[", shengxiao[dzIndex], "]");

}

throw new ArgumentOutOfRangeException("无效的年份!"); } #endregion

#region 农历月

/// <summary> /// 农历月 /// </summary> private static string[] months = { "正", "二", "三", "四", "五", "六", "七", "八", "九", "十", "十一", "腊月" };

/// <summary> /// 返回农历月 /// </summary> /// <param name="month">月份</param> /// <returns></returns> public static string GetLunisolarMonth(int month) { if (month < 13 && month > 0) { return months[month - 1]; }

throw new ArgumentOutOfRangeException("无效的月份!"); }

#endregion

#region 农历日

/// <summary> /// /// </summary> private static string[] days1 = { "初", "十", "廿", "三" };

/// <summary> /// 日 /// </summary> private static string[] days = { "一", "二", "三", "四", "五", "六", "七", "八", "九", "十" };

/// <summary> /// 返回农历日 /// </summary> /// <param name="day"></param> /// <returns></returns> public static string GetLunisolarDay(int day) { if (day > 0 && day < 32) { if (day != 20 && day != 30) { return string.Concat(days1[(day - 1) / 10], days[(day - 1) % 10]); } else { return string.Concat(days[(day - 1) / 10], days1[1]); } }

throw new ArgumentOutOfRangeException("无效的日!"); }

#endregion

/// <summary> /// 返回生肖 /// </summary> /// <param name="datetime">公历日期</param> /// <returns></returns> public static string GetShengXiao(DateTime datetime) { return shengxiao[cCalendar.GetTerrestrialBranch(cCalendar.GetSexagenaryYear(datetime)) - 1]; } }

判断节日不知道各位有没有好的意见