monthcalendar.cs

该源代码用 C# 写成

				get
				{
					return this.week;
				}
				set
				{
					this.week = value;
				}
			}

			private int day = 0;

			/// <summary>
			/// 日
			/// </summary>
			public int Day
			{
				get
				{
					return this.day;
				}
				set
				{
					this.day = value;
				}
			}

			private string name = null;

			/// <summary>
			/// 节日名称
			/// </summary>
			public string Name
			{
				get
				{
					if(this.name == null)
						this.name = "";

					return this.name;
				}
				set
				{
					this.name = value;	
				}
			}

			/// <summary>
			/// 构造函数
			/// </summary>
			/// <param name="month"></param>
			/// <param name="week"></param>
			/// <param name="day"></param>
			/// <param name="name"></param>
			public WeekDayFestival(int month, int week, int day, string name)
			{
				this.Month = month;
				this.Week = week;
				this.Day = day;
				this.Name = name;
			}
		}

		/// <summary>
		/// 日历元素
		/// </summary>
		public class CalendarElement
		{
			/// <summary>
			/// 构造函数
			/// </summary>
			public CalendarElement()
			{
			}

			/// <summary>
			/// 构造函数
			/// </summary>
			/// <param name="solarDate"></param>
			/// <param name="lunarDate"></param>
			public CalendarElement(DateTime solarDate, LunarDate lunarDate) 
			{
				this.SolarDate = solarDate;
				this.LunarDate = lunarDate;
			}

			private DateTime solarDate = DateTime.Now;

			/// <summary>
			/// 公历日期
			/// </summary>
			public DateTime SolarDate
			{
				get
				{
					return this.solarDate;
				}
				set
				{
					this.solarDate = value;	
				}
			}

			private LunarDate lunarDate = MonthCalendar.GetLunarDate(DateTime.Now);

			/// <summary>
			/// 农历日期
			/// </summary>
			public LunarDate LunarDate
			{
				get
				{
					return this.lunarDate;
				}
				set
				{
					this.lunarDate = value;
				}
			}

			private Festival solarFestival = null;

			/// <summary>
			/// 公历节日
			/// </summary>
			public Festival SolarFestival
			{
				get
				{
					return this.solarFestival;
				}
				set
				{
					this.solarFestival = value;
				}
			}
			private Festival lunarFestival = null;

			/// <summary>
			/// 农历节日
			/// </summary>
			public Festival LunarFestival
			{
				get
				{
					return this.lunarFestival;
				}
				set
				{
					this.lunarFestival = value;
				}
			}

			private WeekDayFestival weekDaySolarFestival = null;

			/// <summary>
			/// 基于周/日的节日
			/// </summary>
			public WeekDayFestival WeekDaySolarFestival
			{
				get
				{
					return this.weekDaySolarFestival;
				}
				set
				{
					this.weekDaySolarFestival = value;
				}
			}

			private string solarTerms = null;

			/// <summary>
			/// 节气
			/// </summary>
			public string SolarTerms
			{
				get
				{
					if(this.solarTerms == null)
						this.solarTerms = "";

					return this.solarTerms;
				}
				set
				{
					this.solarTerms = value;
				}
			}

			public override string ToString()
			{
				StringBuilder sb = new StringBuilder();

				sb.Append(this.SolarDate.ToString(
					"yyyy年MM月dd日 dddd"));
				sb.Append(" 农历: " + this.LunarDate.ToString());

				if(this.SolarFestival != null)
					sb.Append("\n公历节日: " + this.SolarFestival.Name);


				if(this.WeekDaySolarFestival != null)
				sb.Append("\n特殊公历节日: " + this.WeekDaySolarFestival.Name);
				
				if(this.LunarFestival != null)
				sb.Append("\n农历节日: " + this.LunarFestival.Name);

				if(this.SolarTerms != null && this.SolarTerms != "")
					sb.Append("\n节气: " + this.SolarTerms);

				return sb.ToString();
			}
		}

		/// <summary>
		/// 农历日期
		/// </summary>
		public class LunarDate
		{
			private int year = 0;

			public int Year
			{
				get
				{
					return this.year;
				}
				set
				{
					this.year = value;
				}
			}

			private bool isLeap = false;

			public bool IsLeap
			{
				get
				{
					return this.isLeap;
				}
				set
				{
					this.isLeap = value;
				}
			}

			private int month = 0;

			public int Month
			{
				get
				{
					return this.month;
				}
				set
				{
					this.month = value;
				}
			}

			private int day = 0;

			public int Day
			{
				get
				{
					return this.day;
				}
				set
				{
					this.day = value;
				}
			}

			/// <summary>
			/// 构造函数
			/// </summary>
			public LunarDate()
			{
				
			}

			/// <summary>
			/// 构造函数
			/// </summary>
			/// <param name="year"></param>
			/// <param name="month"></param>
			/// <param name="day"></param>
			/// <param name="isLeap"></param>
			public LunarDate(int year, int month, int day, bool isLeap)
			{
				this.Year = year;
				this.Month = month;
				this.Day = day;
				this.IsLeap = isLeap;
			}

			public override string ToString()
			{
				return this.Year + "年" + this.Month + "月" + this.Day + "日";
			}

		}

		private int length;

		public int Length
		{
			get
			{
				return this.length;
			}
			set
			{
				this.length = value;
			}
		}

		private int firstWeek = 0;

		public int FirstWeek
		{
			get
			{
				return this.firstWeek;
			}
			set
			{
				this.firstWeek = value;
			}
		}

		private Hashtable elements = new Hashtable();

		public CalendarElement this[int index]
		{
			get
			{
				if(this.elements.ContainsKey(index))
					return this.elements[index] as CalendarElement;

				return null;
			}
			set
			{
				this.elements[index] = value;
			}
		}

		/// <summary>
		/// 构造函数
		/// </summary>
		public MonthCalendar()
			:this(DateTime.Now.Year, DateTime.Now.Month)
		{
			
		}

		/// <summary>
		/// 构造函数
		/// </summary>
		/// <param name="solarYear"></param>
		/// <param name="solarMonth"></param>
		public MonthCalendar(int solarYear, int solarMonth)
		{
			this.SetMonth(solarYear, solarMonth);
		}

		/// <summary>
		/// 设置当前实例的年和月
		/// </summary>
		/// <param name="solarYear"></param>
		/// <param name="solarMonth"></param>
		public void SetMonth(int solarYear,int solarMonth) 
		{
			DateTime sDObj;
			LunarDate lDObj;
			int lY = 0, lM = 0;
			int lD=1;
			bool lL = false;
			int lX=0, tmp1 = 0, tmp2 = 0, tmp3 = 0;
			int[] lDPOS = new int[4]{0, 0, 0, 0};
			int n = 0;
			int firstLM = 0;

			sDObj = new DateTime(solarYear,solarMonth,1);    //当月一日日期

			this.Length    = GetSolarDays(solarYear,solarMonth);    //公历当月天数
			this.FirstWeek = sDObj.Day;    //公历当月1日星期几

			for(int i=0;i< this.Length;i++) 
			{

				if(lD>lX) 
				{
					sDObj = new DateTime(solarYear,solarMonth,i+1);    //当月一日日期
					lDObj = MonthCalendar.GetLunarDate(sDObj);     //农历
					lY    = lDObj.Year;           //农历年
					lM    = lDObj.Month;          //农历月
					lD    = lDObj.Day;            //农历日
					lL    = lDObj.IsLeap;         //农历是否闰月
					lX    = lL? GetLeapDays(lY): GetLunarDays(lY,lM); //农历当月最后一天

					if(n==0) firstLM = lM;
					lDPOS[++n] = i-lD+1;
				}

				DateTime solarDate = new DateTime(solarYear, solarMonth, i + 1);
				LunarDate lunarDate = new LunarDate(lY, lM, lD++, lL);

				this[i] = new CalendarElement(solarDate,lunarDate);
			}

			//节气
			tmp1=GetSolarTerm(solarYear,(solarMonth - 1) * 2  );
			tmp2=GetSolarTerm(solarYear,(solarMonth - 1) * 2 +1 );
			this[tmp1 - 1].SolarTerms = solarTerm[(solarMonth - 1)*2];
			this[tmp2 - 1].SolarTerms = solarTerm[(solarMonth - 1)*2+1];

			//公历节日
			foreach(Festival fest in MonthCalendar.solarFestivals)
			{
				if(fest.Month == (solarMonth))
				{
					this[fest.Day - 1].SolarFestival = fest;
				}
			}
			
			//月周节日
			foreach(WeekDayFestival fest in MonthCalendar.weekDayFestivals)
			{
				if(fest.Month == (solarMonth))
				{
					tmp1 = fest.Week;
					tmp2 = fest.Day;
					if(tmp1<5)
						this[((this.FirstWeek>tmp2)?7:0) + 7*(tmp1-1) + tmp2 - this.FirstWeek].WeekDaySolarFestival = fest;
					else 
					{
						tmp1 -= 5;
						tmp3 = (this.FirstWeek+this.Length-1)%7; //当月最后一天星期?
						this[this.Length - tmp3 - 7*tmp1 + tmp2 - (tmp2>tmp3?7:0) - 1 ].WeekDaySolarFestival = fest;
					}
				}
			}
			
			//农历节日
			foreach(Festival fest in MonthCalendar.lunarFestivals)
			{
//				tmp1=fest.Month - firstLM;
//				if(tmp1==-11) tmp1=1;
//				if(tmp1 >=0 && tmp1<n) 
//				{
//					tmp2 = lDPOS[tmp1] + fest.Day -1;
//					if(tmp2 >= 0 && tmp2<this.Length && this[tmp2].LunarDate.IsLeap!=true) 
//					{
//						this[tmp2].LunarFestival = fest;
//					}
//				}

				foreach(CalendarElement elem in this.elements.Values)
				{
					if(elem.LunarDate.Month == fest.Month
						&& elem.LunarDate.Day == fest.Day)
						elem.LunarFestival = fest;
				}
			}
		}
	}
}