Csharp: ChineseLunisolarCalendar class

  1 /// <summary>
  2    ///參考互網資源
  3     /// 中国萬年曆靜態查詢節日操作基類
  4     /// 20120908 修改 塗聚文
  5     /// 20121010 修改 塗聚文
  6     /// 締友計算機信息技術有限公司
  7     /// 捷為工作室
  8     /// </summary>
  9     public static class ChineseDate
 10     {
 11         /// <summary>
 12         /// 中國農曆
 13         /// </summary>
 14         private static ChineseLunisolarCalendar china = new ChineseLunisolarCalendar();
 15         /// <summary>
 16         /// 公曆節日
 17         /// </summary>
 18         private static Hashtable gHoliday = new Hashtable();
 19         /// <summary>
 20         /// 農曆節日
 21         /// </summary>
 22         private static Hashtable nHoliday = new Hashtable();
 23         /// <summary>
 24         /// 月中周節日
 25         /// </summary>
 26         private static Hashtable weekHolidays = new Hashtable();
 27         /// <summary>
 28         /// 年中第幾日節日
 29         /// </summary>
 30         private static Hashtable inYearDayHolidays = new Hashtable();
 31         /// <summary>
 32         /// 指定日期節日
 33         /// </summary>
 34         private static Hashtable specifiedHolidays = new Hashtable();
 35 
 36         /// <summary>
 37         /// 結婚紀念日
 38         /// </summary>
 39         private static Hashtable weddingHolidays = new Hashtable();
 40         /// <summary>
 41         /// 結婚紀念日名稱
 42         /// </summary>
 43         private static Hashtable weddingNameList = new Hashtable();
 44 
 45 
 46 
 47         private static int currentWeek = 0;//记录周数
 48 
 49         /// <summary>
 50         /// 
 51         /// </summary>
 52         private static string[] JQ = {
 53                                          "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"
 54                                          , "立秋", "处暑", "白露", "秋分", "寒露", "霜降", "立冬", "小雪", "大雪", "冬至"
 55                                      };
 56         /// <summary>
 57         /// 
 58         /// </summary>
 59         private static int[] JQData = {
 60                                           0, 21208, 42467, 63836, 85337, 107014, 128867, 150921, 173149, 195551, 218072,
 61                                           240693, 263343, 285989, 308563, 331033, 353350, 375494, 397447, 419210, 440795,
 62                                           462224, 483532, 504758
 63                                       };
 64         /// <summary>
 65         /// 
 66         /// </summary>
 67         static ChineseDate()
 68         {
 69             //公历节日
 70             gHoliday.Add("0101", "元旦");
 71             gHoliday.Add("0114", "日记情人节(Diary Day) ");//Diary Day 日记情人节 
 72             gHoliday.Add("0202", "世界湿地日 ");
 73             gHoliday.Add("0210", "国际气象节 ");
 74             gHoliday.Add("0214", "圣瓦伦丁节(Valentine’s Day ),塗聚文 ");//Valentine’s Day 传统情人节 
 75 
 76             gHoliday.Add("0301", "国际海豹日 ");
 77             gHoliday.Add("0303", "全国爱耳日 ");
 78 
 79             gHoliday.Add("0305", "雷锋日 ");
 80             gHoliday.Add("0308", "妇女节 ");
 81             gHoliday.Add("0312", "植树节 ");
 82             gHoliday.Add("0314", "白色情人节(White Day ),国际警察日 ");//White Day 白色情人节
 83             gHoliday.Add("0315", "消费者权益日 ");
 84             gHoliday.Add("0317", "中国国医节 国际航海日 ");
 85             gHoliday.Add("0321", "世界森林日 消除种族歧视国际日 世界儿歌日 ");
 86             gHoliday.Add("0322", "世界水日 ");
 87             gHoliday.Add("0323", "世界气象日 ");
 88             gHoliday.Add("0324", "世界防治结核病日 ");
 89             gHoliday.Add("0325", "全国中小学生安全教育日 ");
 90             gHoliday.Add("0330", "巴勒斯坦国土日 ");
 91 
 92             gHoliday.Add("0401", "愚人节 全国爱国卫生运动月(四月) 税收宣传月(四月) ");
 93             gHoliday.Add("0414", "黑色情人节(Black Day) ");//Black Day 黑色情人节 
 94             gHoliday.Add("0407", "世界卫生日 ");
 95             gHoliday.Add("0422", "世界地球日 ");
 96             gHoliday.Add("0423", "世界图书和版权日 ");
 97             gHoliday.Add("0424", "亚非新闻工作者日 ");
 98 
 99 
100             gHoliday.Add("0501", "劳动节 ");
101             gHoliday.Add("0504", "青年节 ");
102             gHoliday.Add("0505", "碘缺乏病防治日 ");
103             gHoliday.Add("0508", "世界红十字日 ");
104             gHoliday.Add("0512", "国际护士节 ");
105             gHoliday.Add("0514", "玫瑰情人节(Yellow &Rose Day) ");//Yellow &Rose Day 玫瑰情人节
106             gHoliday.Add("0515", "国际家庭日 ");
107             gHoliday.Add("0517", "国际电信日 ");
108             gHoliday.Add("0518", "国际博物馆日 ");
109             gHoliday.Add("0519", "中国旅游日 ");
110             gHoliday.Add("0520", "全国学生营养日 中国旅游日 ");
111             gHoliday.Add("0523", "国际牛奶日 ");
112             gHoliday.Add("0531", "世界无烟日 ");
113 
114 
115             gHoliday.Add("0601", "国际儿童节 ");
116             gHoliday.Add("0605", "世界环境保护日 ");
117             gHoliday.Add("0606", "全国爱眼日 ");
118             gHoliday.Add("0614", "亲亲情人节(Kiss Day) ");//Kiss Day 亲亲情人节 
119             gHoliday.Add("0617", "防治荒漠化和干旱日 ");
120             gHoliday.Add("0623", "国际奥林匹克日 ");
121             gHoliday.Add("0625", "全国土地日 ");
122             gHoliday.Add("0626", "国际禁毒日 ");
123 
124 
125 
126             gHoliday.Add("0701", "建党节 香港回归纪念日 中共诞辰 世界建筑日 ");
127             gHoliday.Add("0702", "国际体育记者日 ");
128             gHoliday.Add("0707", "抗日战争纪念日 ");
129             gHoliday.Add("0711", "世界人口日 ");
130             gHoliday.Add("0714", "绿色情人节(Green Day) ");//Green Day 绿色情人节
131             gHoliday.Add("0730", "非洲妇女日 ");
132 
133             gHoliday.Add("0801", "建军节 ");
134             gHoliday.Add("0808", "中国男子节(爸爸节) ");
135             gHoliday.Add("0814", "银色情人节(Silver Day) ");//Silver Day 银色情人节 
136             gHoliday.Add("0815", "抗日战争胜利纪念 ");
137 
138             gHoliday.Add("0908", "国际扫盲日 国际新闻工作者日 ");
139             gHoliday.Add("0909", "毛主席逝世纪念 ");
140             gHoliday.Add("0910", "教师节 ");
141             gHoliday.Add("0914", "相片情人节(Music &Photo Day) 世界清洁地球日 ");//Music &Photo Day 相片情人节           
142             gHoliday.Add("0916", "国际臭氧层保护日 ");
143             gHoliday.Add("0918", "九·一八事变纪念日 ");
144             gHoliday.Add("0920", "国际爱牙日 ");
145             gHoliday.Add("0927", "世界旅游日 ");
146             gHoliday.Add("0928", "孔子诞辰 ");
147 
148             gHoliday.Add("1001", "国庆节  世界音乐日 国际老人节 ");
149             gHoliday.Add("1004", "世界动物日 ");
150             gHoliday.Add("1006", "老人节 ");
151             gHoliday.Add("1008", "全国高血压日 世界视觉日 ");
152             gHoliday.Add("1009", "世界邮政日 万国邮联日 ");
153             gHoliday.Add("1010", "辛亥革命纪念日 世界精神卫生日 ");
154             gHoliday.Add("1013", "世界保健日 国际教师节 ");
155             gHoliday.Add("1014", "葡萄酒情人节(Wine Day) 世界标准日 ");//Wine Day 葡萄酒情人节
156             gHoliday.Add("1015", "国际盲人节(白手杖节) ");
157             gHoliday.Add("1016", "世界粮食日 ");
158             gHoliday.Add("1017", "世界消除贫困日 ");
159             gHoliday.Add("1022", "世界传统医药日 ");
160             gHoliday.Add("1024", "联合国日 ");
161             gHoliday.Add("1031", "世界勤俭日 ");
162 
163             gHoliday.Add("1107", "十月社会主义革命纪念日 ");
164             gHoliday.Add("1108", "中国记者日 ");
165             gHoliday.Add("1109", "全国消防安全宣传教育日 ");
166             gHoliday.Add("1110", "世界青年节 ");
167             gHoliday.Add("1111", "国际科学与和平周(本日所属的一周) ");
168             gHoliday.Add("1112", "孙中山诞辰纪念日 ");
169             gHoliday.Add("1114", "电影情人节(Orange & Movie Day)  世界糖尿病日 ");//Orange & Movie Day 电影情人节          
170             gHoliday.Add("1117", "国际大学生节 世界学生节 ");
171             gHoliday.Add("1120", "彝族年 ");
172             gHoliday.Add("1121", "彝族年 世界问候日 世界电视日 ");
173             gHoliday.Add("1122", "彝族年 ");
174             gHoliday.Add("1129", "国际声援巴勒斯坦人民国际日 ");
175 
176             gHoliday.Add("1201", "世界艾滋病日 ");
177             gHoliday.Add("1203", "世界残疾人日 ");
178             gHoliday.Add("1205", "国际经济和社会发展志愿人员日 ");
179             gHoliday.Add("1208", "国际儿童电视日 ");
180             gHoliday.Add("1209", "世界足球日 ");
181             gHoliday.Add("1210", "世界人权日 ");
182             gHoliday.Add("1212", "西安事变纪念日 ");
183             gHoliday.Add("1213", "南京大屠杀(1937年)纪念日！紧记血泪史！ ");
184             gHoliday.Add("1214", "拥抱情人节(Hug Day) ");//Hug Day 拥抱情人节 
185             gHoliday.Add("1220", "澳门回归纪念 ");
186             gHoliday.Add("1221", "国际篮球日 ");
187             gHoliday.Add("1224", "平安夜 ");
188             gHoliday.Add("1225", "圣诞节 ");
189             gHoliday.Add("1226", "毛主席诞辰纪念 ");
190 
191 
192 
193 
194 
195 
196 
197 
198 
199             //农历节日(年份數據不正確,只做測試)
200             nHoliday.Add("0101", "0028春节");
201             nHoliday.Add("0115", "0026元宵节");
202             nHoliday.Add("0202", "0027龙抬头节");
203             nHoliday.Add("0505", "0021端午节");
204             nHoliday.Add("0707", "0820七夕(乞巧节)");//
205             nHoliday.Add("0715", "0020中元节(鬼节)");//
206             nHoliday.Add("0815", "0023中秋节");
207             nHoliday.Add("0909", "0026重阳节");
208             nHoliday.Add("1001", "0021寒衣节");
209             nHoliday.Add("1208", "0028腊八节");
210             nHoliday.Add("1223", "0120灶君(祭灶)节");//
211             nHoliday.Add("1224", "0220小年");
212             nHoliday.Add("1227", "1976塗聚文");
213 
214 
215 
216             //周節日
217             weekHolidays.Add("050201", "1907母亲节Mother's Day");
218             weekHolidays.Add("050301", "1990全国助残日");
219             weekHolidays.Add("060301", "1910父亲节");
220             weekHolidays.Add("090303", "1981国际和平日");
221             weekHolidays.Add("090401", "1958国际聋人节");
222             weekHolidays.Add("100102", "1985国际住房日");
223             weekHolidays.Add("100104", "1987国际减轻自然灾害日");
224             weekHolidays.Add("110405", "1941感恩节Thanksgiving Day");
225             //weekHolidays.Add("", "");
226 
227 
228             //年中第幾日節日
229             inYearDayHolidays.Add("256", "2002程序员节(День программиста)");
230 
231 
232             //指定節日
233             specifiedHolidays.Add("20000423", "復活節(西欧)");
234             specifiedHolidays.Add("20000430", "復活節(东正教)");
235             specifiedHolidays.Add("20010415", "復活節");
236             specifiedHolidays.Add("20020331", "復活節(西歐)");
237             specifiedHolidays.Add("20020505", "復活節(東正教)");
238             specifiedHolidays.Add("20030420", "復活節(西歐)");            
239             specifiedHolidays.Add("20030427", "復活節(東正教)");
240             specifiedHolidays.Add("20040411", "復活節");
241             specifiedHolidays.Add("20050327", "復活節(西歐)");
242             specifiedHolidays.Add("20050501", "復活節(東正教)");
243             specifiedHolidays.Add("20060416", "復活節(西歐)");
244             specifiedHolidays.Add("20060423", "復活節(東正教)");
245             specifiedHolidays.Add("20070408", "復活節");
246             specifiedHolidays.Add("20080323", "復活節(西歐)");
247             specifiedHolidays.Add("20080427", "復活節(東正教)");
248             specifiedHolidays.Add("20090412", "復活節(西歐)");
249             specifiedHolidays.Add("20090419", "復活節(東正教)");
250             specifiedHolidays.Add("20100404", "復活節");
251             specifiedHolidays.Add("20110424", "復活節");            
252             specifiedHolidays.Add("20120408", "復活節(西歐)");
253             specifiedHolidays.Add("20120415", "復活節(東正教)");
254             specifiedHolidays.Add("20130331", "復活節(西歐)");
255             specifiedHolidays.Add("20130505", "復活節(東正教)");
256             specifiedHolidays.Add("20140420", "復活節");
257             specifiedHolidays.Add("20150405", "復活節(西歐)");
258             specifiedHolidays.Add("20150412", "復活節(東正教)");
259             specifiedHolidays.Add("20160327", "復活節(西歐)");
260             specifiedHolidays.Add("20160501", "復活節(東正教)");
261             specifiedHolidays.Add("20170416", "復活節");
262             specifiedHolidays.Add("20180401", "復活節(西歐)");
263             specifiedHolidays.Add("20190421", "復活節(西歐)");
264             specifiedHolidays.Add("20190428", "復活節(東正教)");
265             specifiedHolidays.Add("20200412", "復活節(西歐)");
266             specifiedHolidays.Add("20200419", "復活節(東正教)");
267             //specifiedHolidays.Add("", "");
268 
269 
270             //specifiedHolidays.Add("", "");
271             // 結婚紀念日名稱
272             weddingHolidays.Add("0928", "2002劉軍與天金");
273             weddingHolidays.Add("0115", "2003阿文與阿紅");
274 
275 
276             weddingNameList.Add(1, "紙婚(Paper Wedding)");
277             weddingNameList.Add(2, "布婚/棉布婚(Calico Wedding/Cotton Wedding)");
278             weddingNameList.Add(3, "羊布婚/皮婚(Muslim Wedding/Leather Wedding)");
279             weddingNameList.Add(4, "絲婚(Silk Wedding)");
280             weddingNameList.Add(5, "木婚(Wood Wedding)");
281             weddingNameList.Add(6, "鐵婚(Iron Wedding)");
282             weddingNameList.Add(7, "銅婚(Copper Wedding)");
283             weddingNameList.Add(8, "陶器婚(Pottery Wedding)");
284             weddingNameList.Add(9, "柳婚(Willow Wedding)");
285             weddingNameList.Add(10, "錫婚(Tin Wedding)");
286             weddingNameList.Add(11, "鋼婚(Steel Wedding)");
287             weddingNameList.Add(12, "鏈婚(Chain Wedding)");
288             weddingNameList.Add(13, "花邊婚(Lace Wedding)");
289             weddingNameList.Add(14, "象牙婚(Ivory Wedding)");
290             weddingNameList.Add(15, "水晶婚(Crystal Wedding)");
291             weddingNameList.Add(20, "搪瓷婚(China Wedding)");
292             weddingNameList.Add(25, "銀婚(Silver Wedding/Silver Jubilee)");
293             weddingNameList.Add(30, "珍珠婚(Pearl Wedding)");
294             weddingNameList.Add(35, "珊瑚婚/碧玉婚(Coral Wedding/Jade Wedding)");
295             weddingNameList.Add(40, "紅寶石婚(Ruby Wedding)");
296             weddingNameList.Add(45, "藍寶石婚(Sapphire Wedding)");
297             weddingNameList.Add(50, "金婚(Golden Wedding)");
298             weddingNameList.Add(55, "翡翠婚(Emerald Wedding)");
299             weddingNameList.Add(60, "鑽石婚(Diamond Wedding/Diamond Jubilee)");
300         }
301 
302         /// <summary>
303         /// 获取农历
304         /// </summary>
305         /// <param name="dt"></param>
306         /// <returns></returns>
307         public static string GetChinaDate(DateTime dt)
308         {
309             if (dt > china.MaxSupportedDateTime || dt < china.MinSupportedDateTime)
310             {
311                 //日期范围：1901 年 2 月 19 日 - 2049 年 12 月 30 日
312                 throw new Exception(string.Format("日期超出范围！必须在{0}到{1}之间！",
313                                                   china.MinSupportedDateTime.ToString("yyyy-MM-dd"),
314                                                   china.MaxSupportedDateTime.ToString("yyyy-MM-dd")));
315             }
316             string str = string.Format("{0} {1}{2}", GetYear(dt), GetMonth(dt), GetDay(dt));
317             string strJQ = GetSolarTerm(dt);
318             if (strJQ != "")
319             {
320                 str += " (" + strJQ + ")";
321             }
322             string strHoliday = GetHoliday(dt);
323             if (strHoliday != "")
324             {
325                 str += " " + strHoliday;
326             }
327             string strChinaHoliday = GetChinaHoliday(dt);
328             if (strChinaHoliday != "")
329             {
330                 str += " " + strChinaHoliday;
331             }
332 
333             return str;
334         }
335 
336         /// <summary>
337         /// 获取农历年份
338         /// </summary>
339         /// <param name="dt"></param>
340         /// <returns></returns>
341         public static string GetYear(DateTime dt)
342         {
343             int yearIndex = china.GetSexagenaryYear(dt);
344             string yearTG = " 甲乙丙丁戊己庚辛壬癸";
345             string yearDZ = " 子丑寅卯辰巳午未申酉戌亥";
346             string yearSX = " 鼠牛虎兔龙蛇马羊猴鸡狗猪";
347             int year = china.GetYear(dt);
348             int yTG = china.GetCelestialStem(yearIndex);
349             int yDZ = china.GetTerrestrialBranch(yearIndex);
350 
351             string str = string.Format("[{1}]{2}{3}{0}", year, yearSX[yDZ], yearTG[yTG], yearDZ[yDZ]);
352             return str;
353         }
354 
355         /// <summary>
356         /// 获取农历月份
357         /// </summary>
358         /// <param name="dt"></param>
359         /// <returns></returns>
360         public static string GetMonth(DateTime dt)
361         {
362             int year = china.GetYear(dt);
363             int iMonth = china.GetMonth(dt);
364             int leapMonth = china.GetLeapMonth(year);
365             bool isLeapMonth = iMonth == leapMonth;
366             if (leapMonth != 0 && iMonth >= leapMonth)
367             {
368                 iMonth--;
369             }
370 
371             string szText = "正二三四五六七八九十";
372             string strMonth = isLeapMonth ? "闰" : "";
373             if (iMonth <= 10)
374             {
375                 strMonth += szText.Substring(iMonth - 1, 1);
376             }
377             else if (iMonth == 11)
378             {
379                 strMonth += "十一";
380             }
381             else
382             {
383                 strMonth += "腊";
384             }
385             return strMonth + "月";
386         }
387         /// <summary>
388         /// 數字農曆月份
389         /// </summary>
390         /// <param name="dt"></param>
391         /// <returns></returns>
392         public static int GetMonthInt(DateTime dt)
393         {
394             int year = china.GetYear(dt);
395             int iMonth = china.GetMonth(dt);
396             //闰月
397             int leapMonth = china.GetLeapMonth(year);
398             bool isLeapMonth = iMonth == leapMonth;
399             if (leapMonth != 0 && iMonth >= leapMonth)
400             {
401                 iMonth--;
402             }
403             return iMonth;
404         }
405 
406 
407         /// <summary>
408         /// 获取农历日期
409         /// </summary>
410         /// <param name="dt"></param>
411         /// <returns></returns>
412         public static string GetDay(DateTime dt)
413         {
414             int iDay = china.GetDayOfMonth(dt);
415             string szText1 = "初十廿三";
416             string szText2 = "一二三四五六七八九十";
417             string strDay;
418             if (iDay == 20)
419             {
420                 strDay = "二十";
421             }
422             else if (iDay == 30)
423             {
424                 strDay = "三十";
425             }
426             else
427             {
428                 strDay = szText1.Substring((iDay - 1) / 10, 1);
429                 strDay = strDay + szText2.Substring((iDay - 1) % 10, 1);
430             }
431             return strDay;
432         }
433 
434         /// <summary>
435         /// 获取节气
436         /// </summary>
437         /// <param name="dt"></param>
438         /// <returns></returns>
439         public static string GetSolarTerm(DateTime dt)
440         {
441             DateTime dtBase = new DateTime(1900, 1, 6, 2, 5, 0);
442             DateTime dtNew;
443             double num;
444             int y;
445             string strReturn = "";
446 
447             y = dt.Year;
448             for (int i = 1; i <= 24; i++)
449             {
450                 num = 525948.76 * (y - 1900) + JQData[i - 1];
451                 dtNew = dtBase.AddMinutes(num);
452                 if (dtNew.DayOfYear == dt.DayOfYear)
453                 {
454                     strReturn = JQ[i - 1];
455                 }
456             }
457 
458             return strReturn;
459         }
460 
461         /// <summary>
462         /// 获取公历节日
463         /// </summary>
464         /// <param name="dt"></param>
465         /// <returns></returns>
466         public static string GetHoliday(DateTime dt)
467         {
468             //int y = dt.Year;
469             string strReturn = "";
470             //int sy = 0;           
471             object g = gHoliday[dt.Month.ToString("00") + dt.Day.ToString("00")];
472             if (g != null)
473             {
474                 strReturn = g.ToString();
475 
476 
477             }
478 
479             return strReturn;
480         }
481 
482         /// <summary>
483         /// 获取农历节日 並獲取周年
484         /// 塗聚文
485         /// </summary>
486         /// <param name="dt">公曆時間</param>
487         /// <returns>返回節日名稱和周年</returns>
488         public static string GetChinaHoliday(DateTime dt)
489         {
490             string strReturn = "";
491             int year = china.GetYear(dt);
492             int iMonth = china.GetMonth(dt);
493             int leapMonth = china.GetLeapMonth(year);
494             int iDay = china.GetDayOfMonth(dt);
495             int sy = 0;
496 
497 
498             if (china.GetDayOfYear(dt) == china.GetDaysInYear(year))
499             {
500                 strReturn = "除夕";
501             }
502             else if (leapMonth != iMonth)
503             {
504                 if (leapMonth != 0 && iMonth >= leapMonth)
505                 {
506                     iMonth--;
507                 }
508                 object n = nHoliday[iMonth.ToString("00") + iDay.ToString("00")];
509 
510                 if (n != null)
511                 {
512                     if (strReturn == "")
513                     {
514                         strReturn = n.ToString();
515                         sy = year - int.Parse(strReturn.Substring(0, 4)); //取前面四位得到年份，並以在此年份這後顯示節日
516                         if (sy >= 0)
517                         {
518                             strReturn = strReturn.Substring(4, strReturn.Length - 4) + "〖" + sy.ToString() + "周年〗"; 
519                         }
520                         else
521                         {
522                             strReturn = "";
523                         }
524                     }
525                     else
526                     {
527                         strReturn += " " + n.ToString();
528                     }
529                 }
530             }
531 
532             return strReturn;
533         }
534         /// <summary>
535         /// 周期性節日
536         /// </summary>
537         /// <param name="dt">公曆時間</param>
538         /// <returns>返回節日名稱和周年</returns>
539         public static string GetWeekHoliday(DateTime dt)
540         {
541             int y = dt.Year;
542             string strReturn = "";
543             int sy = 0;
544             int weeks = week(dt); //第幾周
545             int weekday = ConvertDayOfWeek(dt.DayOfWeek);//周幾
546 
547             object g = weekHolidays[dt.Month.ToString("00") + weeks.ToString("00")+weekday.ToString("00")];
548             if (g != null)
549             {
550                 strReturn = g.ToString();
551                 sy = y - int.Parse(strReturn.Substring(0, 4)); //取前面四位得到年份
552                 if (sy >= 0) //必須之後的年份才可以顯示
553                 {
554                     strReturn = strReturn.Substring(4, strReturn.Length - 4) + "〖" + sy.ToString() + "周年〗";
555 
556                 }
557                 else
558                 {
559                     strReturn = string.Empty;
560 
561                 }
562 
563             }
564             return strReturn;
565  
566         }
567         /// <summary>
568         ///年中第幾日節日 程序員節
569         /// </summary>
570         /// <param name="dt"></param>
571         /// <returns></returns>
572         public static string GetInYearMonth(DateTime dt)
573         {
574             int y = dt.Year;
575             int sy = 0;
576             string strReturn = "";
577             int inyear = dt.DayOfYear;
578             object g = inYearDayHolidays[inyear.ToString("000")];
579             if (g != null)
580             {
581                 strReturn = g.ToString();
582                 sy = y - int.Parse(strReturn.Substring(0, 4)); //取前面四位得到年份
583                 if (sy >= 0) //必須之後的年份才可以顯示
584                 {
585                     strReturn = strReturn.Substring(4, strReturn.Length - 4) + "〖" + sy.ToString() + "周年〗";
586 
587                 }
588                 else
589                 {
590                     strReturn = string.Empty;
591 
592                 }
593             }
594             return strReturn;
595 
596         }
597         /// <summary>
598         /// 指定的節日
599         /// </summary>
600         /// <param name="dt"></param>
601         /// <returns></returns>
602         public static string GetSpecifiedDay(DateTime dt)
603         {
604             string strReturn = "";
605             object g = specifiedHolidays[dt.Year.ToString("0000") + dt.Month.ToString("00") + dt.Day.ToString("00")];
606             if (g != null)
607             {
608                 strReturn = g.ToString();
609             }
610             return strReturn;
611 
612         }
613 
614         /// <summary>
615         /// 結婚紀念日
616         /// </summary>
617         /// <param name="dt"></param>
618         /// <returns></returns>
619         public static string GetWeddingHoliday(DateTime dt)
620         {
621             int y = dt.Year;
622             int sy = 0;
623             string strReturn = "";
624             string nameRetur = string.Empty;
625             object g = weddingHolidays[dt.Month.ToString("00") + dt.Day.ToString("00")];
626             if (g != null)
627             {
628                 strReturn = g.ToString();
629 
630                 sy = y - int.Parse(strReturn.Substring(0, 4)); //取前面四位得到年份
631                 if (sy >= 0) //必須之後的年份才可以顯示
632                 {
633                     strReturn = strReturn.Substring(4, strReturn.Length - 4);
634                     object name = weddingNameList[sy];
635                     if (name != null)
636                     {
637                         nameRetur = "〖" + name.ToString() + "紀念〗";
638                     }
639                     else
640                     {
641                         nameRetur = "〖" + sy.ToString() + "周年結婚紀念〗";
642                     }
643                 }
644                 else
645                 {
646                     strReturn = "";
647                 }
648             }
649             return strReturn + nameRetur;
650 
651         }
652         /// <summary>
653         /// 将星期几转成数字表示
654         /// </summary>
655         /// <param name="dayOfWeek"></param>
656         /// <returns></returns>
657         private static int ConvertDayOfWeek(DayOfWeek dayOfWeek)
658         {
659             switch (dayOfWeek)
660             {
661                 case DayOfWeek.Sunday:
662                     return 1;
663                 case DayOfWeek.Monday:
664                     return 2;
665                 case DayOfWeek.Tuesday:
666                     return 3;
667                 case DayOfWeek.Wednesday:
668                     return 4;
669                 case DayOfWeek.Thursday:
670                     return 5;
671                 case DayOfWeek.Friday:
672                     return 6;
673                 case DayOfWeek.Saturday:
674                     return 7;
675                 default:
676                     return 0;
677             }
678         }
679         /// <summary>
680         /// 当前日期是本月的第几周
681         /// </summary>
682         /// <param name="day"></param>
683         /// <returns></returns>
684         private static int week(DateTime day)
685         {
686 
687             string y = day.Year.ToString();
688             string m = day.Month.ToString();
689             string s = y + "-" + m + "-1";
690 
691             DateTime dt = DateTime.Parse(s);
692 
693             int d = day.Day - dt.Day;
694             int w = 1;
695             for (int i = 1; i <= d; i++)
696             {
697 
698                 DateTime dt1 = dt.AddDays(i);
699                 if (dt1.DayOfWeek == DayOfWeek.Sunday)
700                 {
701                     w = w + 1;
702                 }
703 
704             }
705 
706             return w;
707         }
708        
709     }