C# 公农历算法 ChineseLunisolarCalendar的一点思路

代码
  1     public partial class CalendarFive : System.Web.UI.Page
  2     {
  3         /// <summary>
  4         /// 公历节
  5         /// </summary>
  6         string[,] holidays = new String[14, 32];
  7         /// <summary>
  8         /// 农历节
  9         /// </summary>
 10         string[,] Chinaholidays = new String[14, 32];
 11         /// <summary>
 12         /// 好日子
 13         /// </summary>
 14         string[,] GoodDays = new String[14, 32];
 15         /// <summary>
 16         /// 周期性节日
 17         /// </summary>
 18         string[, ,] Weekholidays = new string[14, 32, 32];
 19         /// <summary>
 20         /// 中国历
 21         /// </summary>
 22         private static ChineseLunisolarCalendar ChinaCalendar = new ChineseLunisolarCalendar();
 23 
 24         protected void Page_Load(object sender, EventArgs e)
 25         {
 26             //string aHoliday;
 27             string aChinaHoliday = null;
 28 
 29             HtmlHead head = (HtmlHead)Page.Header;
 30             //this.Calendar1.ToolTip = "缔友计算机信息技术有限有公司日历";
 31             this.Label1.Text = "您当前没有选取任何日期...";
 32             Page.Header.Title = "缔友计算机信息技术有限有公司日历";
 33             HtmlMeta meta = new HtmlMeta();
 34             meta.Name = "Author";
 35             meta.Attributes.Add("Content ", "geovindu，软件开发，个性化服务");
 36             head.Controls.AddAt(1, meta);
 37 
 38             HtmlMeta key = new HtmlMeta();
 39             key.Name = "keywords";
 40             key.Attributes.Add("Content ", "Geovin Du，涂聚文，捷为工作室，江西省吉安市永丰县市政花园");
 41             head.Controls.AddAt(2, key);
 42 
 43             HtmlLink ico = new HtmlLink();
 44             ico.Href = "~/favicon.ico";
 45             ico.Attributes.Add("rel", "icon");
 46             ico.Attributes.Add("type", "image/ico");
 47             head.Controls.AddAt(3, ico);
 48 
 49 
 50             HtmlLink bookmark = new HtmlLink();
 51             bookmark.Href = "~/favicon.ico";
 52             bookmark.Attributes.Add("rel", "bookmark");
 53             //bookmark.Attributes.Add("type", "image/ico");
 54             head.Controls.AddAt(4, bookmark);
 55 
 56             HtmlLink shortcut = new HtmlLink();
 57             shortcut.Href = "~/favicon.ico";
 58             shortcut.Attributes.Add("rel", "shortcut icon");
 59             shortcut.Attributes.Add("type", "image/x-icon");
 60             head.Controls.AddAt(5, shortcut);
 61 
 62             HtmlMeta description = new HtmlMeta();
 63             description.Name = "description";
 64             description.Attributes.Add("Content ", "涂聚文,缔友计算机信息技术有限公司,经营信息流,物流,人力资源流,资本流的系统解决方案的开发与设计和服务");
 65             head.Controls.AddAt(6, description);
 66 
 67             //国际节
 68             holidays[1, 1] = "元旦";
 69             holidays[2, 14] = "情人节";
 70             holidays[3, 8] = "妇女节";
 71             holidays[3, 15] = "消费者权益日";
 72             holidays[4, 1] = "愚人节";
 73             holidays[5, 1] = "劳动节";
 74             holidays[5, 4] = "青年节";
 75             holidays[6, 1] = "儿童节";
 76             holidays[7, 1] = "党的生日";
 77             holidays[8, 1] = "建军节";
 78             holidays[9, 10] = "教师节";
 79             holidays[10, 1] = "国庆节";
 80             holidays[12, 24] = "平安夜";
 81             holidays[12, 25] = "圣诞节";
 82 
 83             //中国节
 84             Chinaholidays[1, 1] = "春节";
 85             Chinaholidays[1, 15] = "元宵节";
 86             // Chinaholidays[2, 21] = "清明节"; 是节气，是一定的规律，但不是规定那一个农历日期
 87             Chinaholidays[5, 5] = "端午节";
 88 
 89             Chinaholidays[7, 7] = "七夕";
 90             Chinaholidays[7, 15] = "鬼节";
 91             Chinaholidays[8, 15] = "中秋节";
 92             Chinaholidays[9, 9] = "重阳";
 93             Chinaholidays[12, 8] = "腊八节";
 94             Chinaholidays[12, 23] = "小年";
 95             Chinaholidays[2, 14] = "涂聚文生日";
 96             // Chinaholidays[12, 30] = "除夕"; 是一年的最后一天
 97             //周期节日
 98             Weekholidays[5, 2, 1] = "母亲节";
 99             Weekholidays[5, 3, 1] = "全国助残日";
100             Weekholidays[6, 3, 1] = "父亲节";
101             Weekholidays[9, 3, 3] = "国际和平日";
102             Weekholidays[9, 4, 1] = "国际聋人节";
103             Weekholidays[10, 1, 2] = "国际住房日";
104             Weekholidays[10, 1, 4] = "国际减轻自然灾害日";
105             Weekholidays[11, 4, 5] = "感恩节";
106 
107  
108 
109             //得到闰月月份
110             int isLeap = 0;
111             DateTime theday = DateTime.Today;
112             DateTime days = DateTime.Parse("2017-07-7");
113             DateTime days1 = DateTime.Parse("2013-2-7");
114             DateTime days2 = DateTime.Parse("2017-09-7");
115             DateTime days3 = DateTime.Parse("2016-09-15");
116             //2009-10-03  //2010-09-22  //2011-09-12  //2012-09-30 //2013-09-19 //2014-09-08 //2015-09-27  //2016-09-15  //2017-10-04
117             //2009-01-26 //2010-02-13   //2011-02-02 //2013-02-09   //2012-01-22  //2017-01-26
118             this.Label1.Text = ChineseCalendarHelper.GetStemBranch(DateTime.Now) + "年" + ChineseCalendarHelper.GetMonth(DateTime.Now) + "月" + ChineseCalendarHelper.GetDay(DateTime.Now) + "&nbsp;生肖:" + ChineseCalendarHelper.GetSX(DateTime.Now);
119             this.Label2.Text = "今天农历日期：" + ChinaCalendar.GetYear(theday).ToString() + ChinaCalendar.GetMonth(theday).ToString() + ChinaCalendar.GetDayOfMonth(theday).ToString();
120             this.Label3.Text = days.ToString() + "农历日期：" + ChinaCalendar.GetYear(days).ToString() + ChinaCalendar.GetMonth(days).ToString() + ChinaCalendar.GetDayOfMonth(days).ToString();
121             this.Label4.Text = ChinaCalendar.GetLeapMonth(days.Year).ToString() + ChinaCalendar.GetMonthsInYear(days.Year).ToString() + ChinaCalendar.IsLeapMonth(days.Year, days.Month).ToString() + ChinaCalendar.IsLeapDay(days.Year, days.Month, days.Day).ToString();
122 
123             if (ChinaCalendar.IsLeapMonth(days.Year, days.Month) == true)
124             {
125                 isLeap = ChinaCalendar.GetMonth(days);
126             }
127             if ((ChinaCalendar.GetMonth(days1) -1)==isLeap && isLeap!=0)
128             {
129                 this.Label5.Text =days1.ToString()+ "农历闰月日期：" + ChinaCalendar.GetYear(days1).ToString() + (ChinaCalendar.GetMonth(days1) - 1).ToString() + ChinaCalendar.GetDayOfMonth(days1).ToString();
130             }
131             else
132             {
133                 this.Label5.Text = days1.ToString() + "农历日期：" + ChinaCalendar.GetYear(days1).ToString() + ChinaCalendar.GetMonth(days1).ToString() + ChinaCalendar.GetDayOfMonth(days1).ToString();
134             }
135             //this.Label5.Text = "2012-06-7农历日期：" + ChinaCalendar.GetYear(days1).ToString() + ChinaCalendar.GetMonth(days1).ToString() + ChinaCalendar.GetDayOfMonth(days1).ToString();
136             this.Label6.Text =ChinaCalendar.IsLeapYear(days1.Year).ToString()+ ChinaCalendar.GetLeapMonth(days1.Year).ToString() + ChinaCalendar.GetMonthsInYear(days1.Year).ToString() + ChinaCalendar.IsLeapMonth(days1.Year, days1.Month).ToString() + ChinaCalendar.IsLeapDay(days1.Year, days1.Month, days1.Day).ToString();
137             if (ChinaCalendar.GetMonth(days2) > isLeap && isLeap != 0)
138             {
139                 this.Label7.Text = days2.ToString() + "农历日期：" + ChinaCalendar.GetYear(days2).ToString() + (ChinaCalendar.GetMonth(days2) - 1).ToString() + ChinaCalendar.GetDayOfMonth(days2).ToString();
140             }
141             else
142             {
143                 this.Label7.Text = days2.ToString() + "农历日期：" + ChinaCalendar.GetYear(days2).ToString() + ChinaCalendar.GetMonth(days2).ToString() + ChinaCalendar.GetDayOfMonth(days2).ToString();
144             }
145             this.Label8.Text = isLeap.ToString();
146             this.Label9.Text =days1.ToString()+"共多少天:"+ ChinaCalendar.GetDaysInMonth(days1.Year, days1.Month).ToString();
147             int d=0;
148             int y = ChinaCalendar.GetYear(days3);
149             int m = ChinaCalendar.GetMonth(days3);
150             int s = ChinaCalendar.GetDayOfMonth(days3);
151             #region 闰年判断
152             if (ChinaCalendar.IsLeapYear(y, ChineseLunisolarCalendar.CurrentEra) == true)
153             {
154                 d = ChinaCalendar.GetDaysInMonth(y, m, ChineseLunisolarCalendar.CurrentEra);
155                 this.Label11.Text = "true";
156                 if (m == 13 && d == ChinaCalendar.GetDayOfMonth(days3))
157                 {
158                     this.Label10.Text = days3.ToString() + "闰年农历日期除夕：" + ChinaCalendar.GetYear(days3).ToString() + (ChinaCalendar.GetMonth(days3) - 1).ToString() + ChinaCalendar.GetDayOfMonth(days3).ToString();
159                 }
160                 //闰月
161                 if (ChinaCalendar.IsLeapMonth(y, m) == true)
162                 {
163                     isLeap = m;
164                 }
165                 //当时闰月之上的农历月份要减一来算节日
166                 if (m > isLeap && isLeap != 0)
167                 {
168                     aChinaHoliday = Chinaholidays[m-1 , s];               
169          
170                     //显示中国节日
171                     if (aChinaHoliday != null)
172                     {
173                         //Label aLabel = new Label();
174                         //aLabel.Font.Size = 10;
175                         //aLabel.ForeColor = System.Drawing.Color.Red;
176                         //aLabel.Text = "<br>[" + aChinaHoliday + "]";
177                         //e.Cell.Controls.Add(aLabel);
178                         this.Label12.Text = aChinaHoliday;
179                     }
180                 }
181                 else
182                 {
183                     aChinaHoliday = Chinaholidays[m, s];
184                     //显示中国节日
185                     if (aChinaHoliday != null)
186                     {
187                         //Label aLabel = new Label();
188                         //aLabel.Font.Size = 10;
189                         //aLabel.ForeColor = System.Drawing.Color.Red;
190                         //aLabel.Text = "<br>[" + aChinaHoliday + "]";
191                         //e.Cell.Controls.Add(aLabel);
192                         this.Label12.Text = aChinaHoliday;
193                     }
194                 }
195             }
196             else
197             {
198                 d = ChinaCalendar.GetDaysInMonth(y, m, ChineseLunisolarCalendar.CurrentEra);
199                 if (d ==s && m == 12)
200                 {
201                     this.Label10.Text = days3.ToString() + "农历日期除夕：" + ChinaCalendar.GetYear(days3).ToString() + (ChinaCalendar.GetMonth(days3) ).ToString() + ChinaCalendar.GetDayOfMonth(days3).ToString();
202                 }
203                 aChinaHoliday = Chinaholidays[m, s];
204                 //显示中国节日
205                 if (aChinaHoliday != null)
206                 {
207                     //Label aLabel = new Label();
208                     //aLabel.Font.Size = 10;
209                     //aLabel.ForeColor = System.Drawing.Color.Red;
210                     //aLabel.Text = "<br>[" + aChinaHoliday + "]";
211                     //e.Cell.Controls.Add(aLabel);
212                     this.Label12.Text = aChinaHoliday;
213                 }
214             }
215             #endregion 
216 
217             if (ChinaCalendar.IsLeapMonth(days3.Year, days3.Month, ChineseLunisolarCalendar.CurrentEra) == true)
218             {
219                 isLeap = ChinaCalendar.GetMonth(days3);
220             }
221             if ((ChinaCalendar.GetMonth(days3) - 1) == isLeap && isLeap != 0)
222             {
223                 this.Label10.Text = days3.ToString() + "农历闰月日期：" + ChinaCalendar.GetYear(days3).ToString() + (ChinaCalendar.GetMonth(days3) - 1).ToString() + ChinaCalendar.GetDayOfMonth(days3).ToString();
224             }
225             else
226             {
227                 if (ChinaCalendar.GetMonth(days2) == 12 && ChinaCalendar.GetDayOfMonth(days3)==30)
228                 {
229                     d = ChinaCalendar.GetDaysInMonth(days3.Year-1, days3.Month);
230                 }
231 
232                 
233                 
234                 if (d == ChinaCalendar.GetDayOfMonth(days3))
235                 {
236                    // this.Label10.Text = days3.ToString() + "农历日期" + ChinaCalendar.GetYear(days3).ToString() + ChinaCalendar.GetMonth(days3).ToString() + ChinaCalendar.GetDayOfMonth(days3).ToString();
237                 }
238                 else
239                 {
240                     this.Label10.Text = days3.ToString() + "农历日期" + ChinaCalendar.GetYear(days3).ToString() + ChinaCalendar.GetMonth(days3).ToString() + ChinaCalendar.GetDayOfMonth(days3).ToString()+"total:"+d.ToString();
241                 }
242             }
243         }
244     }
245 

 Demo： http://www.dusystem.com/Calendar.aspx

這是用Winform 做的萬年曆，可以編輯各種節日。

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原文地址：https://www.cnblogs.com/geovindu/p/1792238.html