trkpt/app/src/main/res/layout/fragment_main_track.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivityMapFragment">

    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        <!-- OSM MAP -->
        <org.osmdroid.views.MapView
            android:id="@+id/track_map"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_alignParentStart="true"
            android:layout_alignParentTop="true"
            android:contentDescription="@string/descr_map_last_track" />

        <!-- OPTIONAL ONBOARDING  -->
        <include layout="@layout/track_onboarding" />

        <!-- TRACK MANAGEMENT -->
        <include layout="@layout/track_management" />

    </RelativeLayout>

    <!-- BOTTOM SHEET -->
    <android.support.v4.widget.NestedScrollView
        android:id="@+id/statistics_sheet"
        android:layout_width="@dimen/bottom_sheet_width"
        android:layout_height="match_parent"
        android:layout_gravity="center_horizontal"
        android:background="@color/statistic_sheet_background_collapsed"
        app:behavior_hideable="false"
        app:behavior_peekHeight="54dp"
        app:layout_behavior="android.support.design.widget.BottomSheetBehavior">

        <ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
            android:layout_width="match_parent"
            android:layout_height="match_parent">

            <!-- STATISTICS -->
            <include layout="@layout/track_statistics" />

        </ScrollView>

    </android.support.v4.widget.NestedScrollView>

</android.support.design.widget.CoordinatorLayout>