Android 日历 material-calendarview 农历

implementation 'com.prolificinteractive:material-calendarview:1.4.2'

package com.wlh.calendarview;

import android.support.annotation.NonNull;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;

import com.prolificinteractive.materialcalendarview.CalendarDay;
import com.prolificinteractive.materialcalendarview.CalendarMode;
import com.prolificinteractive.materialcalendarview.MaterialCalendarView;
import com.prolificinteractive.materialcalendarview.OnMonthChangedListener;
import com.prolificinteractive.materialcalendarview.format.DayFormatter;
import com.prolificinteractive.materialcalendarview.format.TitleFormatter;

import java.util.ArrayList;
import java.util.Calendar;
import java.util.List;

public class MainActivity extends AppCompatActivity {
    private static final String TAG = "MainActivity";

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        final MaterialCalendarView calendarView = (MaterialCalendarView) findViewById(R.id.calendar_calendarView);
        CalendarDay date = CalendarDay.today();
         calendarView.setCurrentDate(date);
         calendarView.setShowOtherDates(MaterialCalendarView.SHOW_OTHER_MONTHS);
         calendarView
                .state()
                .edit()
                //设置一周的第一天是周日还是周一
                .setFirstDayOfWeek(Calendar.SUNDAY)
                //设置日期范围
                .setCalendarDisplayMode(CalendarMode.MONTHS)
                .commit();
        //设置周的文本
        calendarView.setWeekDayLabels(new String[]{"日", "一", "二", "三", "四", "五", "六"});
        //设置年月的title
        calendarView.setTitleFormatter(new TitleFormatter() {
            @Override
            public CharSequence format(CalendarDay day) {
                StringBuffer buffer = new StringBuffer();
                int yearOne = day.getYear();
                int monthOne = day.getMonth() + 1;
                buffer.append(yearOne).append("年").append(monthOne).append("月");
                return buffer;
            }
        });

        calendarView.setOnMonthChangedListener(new OnMonthChangedListener() {
            @Override
            public void onMonthChanged(MaterialCalendarView widget, CalendarDay date) {
                CalendarDay temp;
                List lunarDecorators = new ArrayList<>();
                for (int i = 18; i <= 31; i++) {
                    temp = CalendarDay.from(date.getYear(), date.getMonth() - 1, i);
                    add(temp, lunarDecorators);
                }
                for (int i = 0; i <= 31; i++) {
                    temp = CalendarDay.from(date.getYear(), date.getMonth(), i);
                    add(temp, lunarDecorators);
                }
                for (int i = 0; i < 14; i++) {
                    temp = CalendarDay.from(date.getYear(), date.getMonth() + 1, i);
                    add(temp, lunarDecorators);
                }

                calendarView.addDecorators(lunarDecorators);
            }

            private void add(CalendarDay date, List lunarDecorators) {
                LunarDecorator decorator = new LunarDecorator(date);
                lunarDecorators.add(decorator);
            }
        });
    }
}

package com.wlh.calendarview;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;

/**

• Created by wxj on 2018/1/31.
  */

public class LunarCalendar {

private int year; // 农历的年份
private int month;
private int day;
private String lunarMonth; // 农历的月份
public int leapMonth = 0; // 闰的是哪个月

final static String chineseNumber[] = { "一", "二", "三", "四", "五", "六", "七", "八", "九", "十", "十一", "十二" };
static SimpleDateFormat chineseDateFormat = new SimpleDateFormat("yyyy年MM月dd日", Locale.CHINA);
final static long[] lunarInfo = new long[] { //
        0x04bd8, 0x04ae0, 0x0a570, 0x054d5, 0x0d260, 0x0d950, 0x16554, 0x056a0, 0x09ad0, //
        0x055d2, 0x04ae0, 0x0a5b6, 0x0a4d0, 0x0d250, 0x1d255, 0x0b540, 0x0d6a0, 0x0ada2, //
        0x095b0, 0x14977, 0x04970, 0x0a4b0, 0x0b4b5, 0x06a50, 0x06d40, 0x1ab54, 0x02b60, //
        0x09570, 0x052f2, 0x04970, 0x06566, 0x0d4a0, 0x0ea50, 0x06e95, 0x05ad0, 0x02b60, //
        0x186e3, 0x092e0, 0x1c8d7, 0x0c950, 0x0d4a0, 0x1d8a6, 0x0b550, 0x056a0, 0x1a5b4, //
        0x025d0, 0x092d0, 0x0d2b2, 0x0a950, 0x0b557, 0x06ca0, 0x0b550, 0x15355, 0x04da0, //
        0x0a5d0, 0x14573, 0x052d0, 0x0a9a8, 0x0e950, 0x06aa0, 0x0aea6, 0x0ab50, 0x04b60, //
        0x0aae4, 0x0a570, 0x05260, 0x0f263, 0x0d950, 0x05b57, 0x056a0, 0x096d0, 0x04dd5, //
        0x04ad0, 0x0a4d0, 0x0d4d4, 0x0d250, 0x0d558, 0x0b540, 0x0b5a0, 0x195a6, 0x095b0, //
        0x049b0, 0x0a974, 0x0a4b0, 0x0b27a, 0x06a50, 0x06d40, 0x0af46, 0x0ab60, 0x09570, //
        0x04af5, 0x04970, 0x064b0, 0x074a3, 0x0ea50, 0x06b58, 0x055c0, 0x0ab60, 0x096d5, //
        0x092e0, 0x0c960, 0x0d954, 0x0d4a0, 0x0da50, 0x07552, 0x056a0, 0x0abb7, 0x025d0, //
        0x092d0, 0x0cab5, 0x0a950, 0x0b4a0, 0x0baa4, 0x0ad50, 0x055d9, 0x04ba0, 0x0a5b0, //
        0x15176, 0x052b0, 0x0a930, 0x07954, 0x06aa0, 0x0ad50, 0x05b52, 0x04b60, 0x0a6e6, //
        0x0a4e0, 0x0d260, 0x0ea65, 0x0d530, 0x05aa0, 0x076a3, 0x096d0, 0x04bd7, 0x04ad0, //
        0x0a4d0, 0x1d0b6, 0x0d250, 0x0d520, 0x0dd45, 0x0b5a0, 0x056d0, 0x055b2, 0x049b0, //
        0x0a577, 0x0a4b0, 0x0aa50, 0x1b255, 0x06d20, 0x0ada0 };

// 农历部分假日
final static String[] lunarHoliday = new String[] { "0101 春节", "0115 元宵", "0505 端午", "0707 情人", "0715 中元", "0815 中秋", "0909 重阳", "1208 腊八", "1224 小年", "0100 除夕" };

// 公历部分节假日
final static String[] solarHoliday = new String[] { //
        "0101 元旦", "0214 情人", "0308 妇女", "0312 植树", "0315 消费者权益日", "0401 愚人", "0501 劳动", "0504 青年", //
        "0512 护士", "0601 儿童", "0701 建党", "0801 建军", "0808 父亲", "0909 毛泽东逝世纪念", "0910 教师", "0928 孔子诞辰",//
        "1001 国庆", "1006 老人", "1024 联合国日", "1112 孙中山诞辰纪念", "1220 澳门回归纪念", "1225 圣诞", "1226 毛泽东诞辰纪念" };

// ====== 传回农历 y年的总天数
final private static int yearDays(int y) {
    int i, sum = 348;
    for (i = 0x8000; i > 0x8; i >>= 1) {
        if ((lunarInfo[y - 1900] & i) != 0)
            sum += 1;
    }
    return (sum + leapDays(y));
}

// ====== 传回农历 y年闰月的天数
final private static int leapDays(int y) {
    if (leapMonth(y) != 0) {
        if ((lunarInfo[y - 1900] & 0x10000) != 0)
            return 30;
        else
            return 29;
    } else
        return 0;
}

// ====== 传回农历 y年闰哪个月 1-12 , 没闰传回 0
final private static int leapMonth(int y) {
    int result = (int) (lunarInfo[y - 1900] & 0xf);
    return result;
}

// ====== 传回农历 y年m月的总天数
final private static int monthDays(int y, int m) {
    if ((lunarInfo[y - 1900] & (0x10000 >> m)) == 0)
        return 29;
    else
        return 30;
}

// ====== 传回农历 y年的生肖
final public String animalsYear(int year) {
    final String[] Animals = new String[] { "鼠", "牛", "虎", "兔", "龙", "蛇", "马", "羊", "猴", "鸡", "狗", "猪" };
    return Animals[(year - 4) % 12];
}

// ====== 传入 月日的offset 传回干支, 0=甲子
final private static String cyclicalm(int num) {
    final String[] Gan = new String[] { "甲", "乙", "丙", "丁", "戊", "己", "庚", "辛", "壬", "癸" };
    final String[] Zhi = new String[] { "子", "丑", "寅", "卯", "辰", "巳", "午", "未", "申", "酉", "戌", "亥" };
    return (Gan[num % 10] + Zhi[num % 12]);
}

// ====== 传入 offset 传回干支, 0=甲子
final public String cyclical(int year) {
    int num = year - 1900 + 36;
    return (cyclicalm(num));
}

public static String getChinaDayString(int day) {
    String chineseTen[] = { "初", "十", "廿", "卅" };
    int n = day % 10 == 0 ? 9 : day % 10 - 1;
    if (day > 30)
        return "";
    if (day == 10)
        return "初十";
    else
        return chineseTen[day / 10] + chineseNumber[n];
}

/**
 * 传出y年m月d日对应的农历. yearCyl3:农历年与1864的相差数 ? monCyl4:从1900年1月31日以来,闰月数
 * dayCyl5:与1900年1月31日相差的天数,再加40 ?
 *
 * isday: 这个参数为false---日期为节假日时，阴历日期就返回节假日 ，true---不管日期是否为节假日依然返回这天对应的阴历日期
 *
 * @return
 */
public String getLunarDate(int year_log, int month_log, int day_log,
                           boolean isday) {
    // @SuppressWarnings("unused")
    int yearCyl, monCyl, dayCyl;
    // int leapMonth = 0;
    String nowadays;
    Date baseDate = null;
    Date nowaday = null;
    try {
        baseDate = chineseDateFormat.parse("1900年1月31日");
    } catch (ParseException e) {
        e.printStackTrace(); // To change body of catch statement use
        // Options | File Templates.
    }

    nowadays = year_log + "年" + month_log + "月" + day_log + "日";
    try {
        nowaday = chineseDateFormat.parse(nowadays);
    } catch (ParseException e) {
        e.printStackTrace(); // To change body of catch statement use
        // Options | File Templates.
    }

    // 求出和1900年1月31日相差的天数
    int offset = (int) ((nowaday.getTime() - baseDate.getTime()) / 86400000L);
    dayCyl = offset + 40;
    monCyl = 14;

    // 用offset减去每农历年的天数
    // 计算当天是农历第几天
    // i最终结果是农历的年份
    // offset是当年的第几天
    int iYear, daysOfYear = 0;
    for (iYear = 1900; iYear < 10000 && offset > 0; iYear++) {
        daysOfYear = yearDays(iYear);
        offset -= daysOfYear;
        monCyl += 12;
    }
    if (offset < 0) {
        offset += daysOfYear;
        iYear--;
        monCyl -= 12;
    }
    // 农历年份
    year = iYear;
    setYear(year); // 设置公历对应的农历年份

    yearCyl = iYear - 1864;
    leapMonth = leapMonth(iYear); // 闰哪个月,1-12
    boolean leap = false;

    // 用当年的天数offset,逐个减去每月（农历）的天数，求出当天是本月的第几天
    int iMonth, daysOfMonth = 0;
    for (iMonth = 1; iMonth < 13 && offset > 0; iMonth++) {
        // 闰月
        if (leapMonth > 0 && iMonth == (leapMonth + 1) && !leap) {
            --iMonth;
            leap = true;
            daysOfMonth = leapDays(year);
        } else
            daysOfMonth = monthDays(year, iMonth);

        offset -= daysOfMonth;
        // 解除闰月
        if (leap && iMonth == (leapMonth + 1))
            leap = false;
        if (!leap)
            monCyl++;
    }
    // offset为0时，并且刚才计算的月份是闰月，要校正
    if (offset == 0 && leapMonth > 0 && iMonth == leapMonth + 1) {
        if (leap) {
            leap = false;
        } else {
            leap = true;
            --iMonth;
            --monCyl;
        }
    }
    // offset小于0时，也要校正
    if (offset < 0) {
        offset += daysOfMonth;
        --iMonth;
        --monCyl;
    }
    month = iMonth;
    setLunarMonth(chineseNumber[month - 1] + "月"); // 设置对应的阴历月份
    day = offset + 1;

    if (!isday) {
        // 如果日期为节假日则阴历日期则返回节假日
        // setLeapMonth(leapMonth);
        for (int i = 0; i < solarHoliday.length; i++) {
            // 返回公历节假日名称
            String sd = solarHoliday[i].split(" ")[0]; // 节假日的日期
            String sdv = solarHoliday[i].split(" ")[1]; // 节假日的名称
            String smonth_v = month_log + "";
            String sday_v = day_log + "";
            String smd = "";
            if (month_log < 10) {
                smonth_v = "0" + month_log;
            }
            if (day_log < 10) {
                sday_v = "0" + day_log;
            }
            smd = smonth_v + sday_v;
            if (sd.trim().equals(smd.trim())) {
                return sdv;
            }
        }

        for (int i = 0; i < lunarHoliday.length; i++) {
            // 返回农历节假日名称
            String ld = lunarHoliday[i].split(" ")[0]; // 节假日的日期
            String ldv = lunarHoliday[i].split(" ")[1]; // 节假日的名称
            String lmonth_v = month + "";
            String lday_v = day + "";
            String lmd = "";
            if (month < 10) {
                lmonth_v = "0" + month;
            }
            if (day < 10) {
                lday_v = "0" + day;
            }
            lmd = lmonth_v + lday_v;
			if ("12".equals(lmonth_v)) { // 除夕夜需要特殊处理
				if ((daysOfMonth == 29 && day == 29) || (daysOfMonth == 30 && day == 30)) {
					return ldv;
				}
			}
            if (ld.trim().equals(lmd.trim())) {
                return ldv;
            }
        }
    }
    if (day == 1)
        return chineseNumber[month - 1] + "月";
    else
        return getChinaDayString(day);

}

public String toString() {
    if (chineseNumber[month - 1] == "一" && getChinaDayString(day) == "初一")
        return "农历" + year + "年";
    else if (getChinaDayString(day) == "初一")
        return chineseNumber[month - 1] + "月";
    else
        return getChinaDayString(day);
    // return year + "年" + (leap ? "闰" : "") + chineseNumber[month - 1] +
    // "月" + getChinaDayString(day);
}

/*
 * public static void main(String[] args) { System.out.println(new
 * LunarCalendar().getLunarDate(2012, 1, 23)); }
 */

public int getLeapMonth() {
    return leapMonth;
}

public void setLeapMonth(int leapMonth) {
    this.leapMonth = leapMonth;
}

/**
 * 得到当前日期对应的阴历月份
 *
 * @return
 */
public String getLunarMonth() {
    return lunarMonth;
}

public void setLunarMonth(String lunarMonth) {
    this.lunarMonth = lunarMonth;
}

/**
 * 得到当前年对应的农历年份
 *
 * @return
 */
public int getYear() {
    return year;
}

public void setYear(int year) {
    this.year = year;
}

}

package com.wlh.calendarview;

import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.text.style.LineBackgroundSpan;
import android.util.Log;

import com.prolificinteractive.materialcalendarview.CalendarDay;
import com.prolificinteractive.materialcalendarview.DayViewDecorator;
import com.prolificinteractive.materialcalendarview.DayViewFacade;

import java.util.Calendar;
import java.util.Date;

/**
 * 作者：徐敏敏 on 2016/12/20 0020 14:27
 * 邮箱：[email protected]
 */
public class LunarDecorator implements DayViewDecorator {
    private CalendarDay day;

    public LunarDecorator(CalendarDay day) {
        this.day = day;
    }

    @Override
    public boolean shouldDecorate(CalendarDay day) {
        if (day.getDate().equals(this.day.getDate())) {
            this.day = day;
            return true;
        }
        return false;
    }

    @Override
    public void decorate(DayViewFacade view) {
        view.addSpan(new LineBackgroundSpan() {
            @Override
            public void drawBackground(Canvas c, Paint p, int left, int right, int top, int baseline, int bottom, CharSequence text, int start, int end, int lnum) {
                Paint paint = new Paint();
                paint.setTextSize(20);
                paint.setColor(Color.parseColor("#D81B60"));
                String time = new LunarCalendar().getLunarDate(day.getYear(), day.getMonth()+1,day.getDay(), false);
                c.drawText(time, (right - left) / 2 - 20, (bottom - top) / 2 + 17*2, paint);
            }
        });
    }
}