// project gradle
allprojects {
    repositories {
      ...
      maven { url 'https://jitpack.io' }
    }
  }


// your app gradle
dependencies {
          compile 'com.github.landscapeside:DragCalendar:0.0.1'
}

  <?xml version="1.0" encoding="utf-8"?>
  <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
      xmlns:tools="http://schemas.android.com/tools"
      xmlns:app="http://schemas.android.com/apk/res-auto"
      android:id="@+id/activity_main"
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      tools:context="com.landscape.dragcalendar.simple.MainActivity">
  
      <!-- 日历的隐藏信息栏，被toolbar遮挡，通过移动toolbar显现 -->
      
      <com.landscape.dragcalendar.CalendarBar
          android:id="@+id/cal_bar"
          android:layout_width="match_parent"
          android:layout_height="wrap_content"/>
  
      <!-- toolbar -->
      
      <include
          android:id="@+id/actionbar"
          layout="@layout/toolbar_layout" />
  
      <RelativeLayout
          android:id="@+id/contentPanel"
          android:layout_width="match_parent"
          android:layout_height="match_parent"
          android:layout_below="@id/actionbar">
  
          <com.landscape.dragcalendar.DragCalendarLayout
              android:id="@+id/drag_layout"
              android:layout_width="match_parent"
              android:layout_height="match_parent"
              app:calendar_content="@+id/scroll_test">
  
              <!-- 内容区，支持listview,scrollview,recyclerView -->
  
              <ScrollView
                  android:id="@+id/scroll_test"
                  android:layout_width="match_parent"
                  android:layout_height="match_parent"
                  android:fillViewport="true">
  
                  <TextView
                      android:id="@+id/tv_content"
                      android:layout_width="match_parent"
                      android:layout_height="match_parent"
                      android:text="adfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\nadfasdfasdfasdfasdfsa\n"
                      android:background="@color/red"/>
  
              </ScrollView>
  
          </com.landscape.dragcalendar.DragCalendarLayout>
  
      </RelativeLayout>
  
  </RelativeLayout>

  Toolbar toolbar;
  CalendarBar calendarBar;
  DragCalendarLayout dragCalendarLayout;
  CalendarPresenter presenter;
  // 初始化
  toolbar = (Toolbar) findViewById(R.id.toolbar);
  calendarBar = (CalendarBar) findViewById(R.id.cal_bar);
  dragCalendarLayout = (DragCalendarLayout) findViewById(R.id.drag_layout);
  presenter = CalendarPresenter.instance();
  // 注册日历信息栏
  presenter.registerCalendarBar(calendarBar);
  // 日历信息栏的返回今天按钮
  calendarBar.setBackCallbk(v -> presenter.backToday());
  // 日历信息栏的收起按钮
  calendarBar.setCloseCallbk(v -> presenter.close());
  // 日历控件的选择日期的响应
  presenter.setCallbk((selectTime,isToday) -> {
      calendarBar.setDate(selectTime,isToday);
      Toast.makeText(this, selectTime, Toast.LENGTH_SHORT).show();
  });
  // 日历控件拖动的距离百分比，这里动态移动toolbar的位置
  dragCalendarLayout.setPercentListener(new DragCalendarLayout.IPercentListener() {
      @Override
      public void percentChanged(float percent) {
          int height = toolbar.getMeasuredHeight();
          toolbar.setTranslationY((int) (-height * percent));
      }
  });