res/layout/fan_speed.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
 * Copyright (c) 2016, The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
*/
-->
<merge xmlns:android="http://schemas.android.com/apk/res/android"
       android:layout_width="match_parent"
       android:layout_height="match_parent">

    <LinearLayout
            android:layout_centerInParent="true"
            android:id="@+id/segment_container"
            android:orientation="horizontal"
            android:background="@drawable/fan_speed_inset"
            android:layout_width="@dimen/hvac_fan_speed_bar_width"
            android:layout_height="@dimen/hvac_fan_speed_bar_height"
            android:layout_marginStart="@dimen/hvac_fan_speed_bar_margin"
            android:layout_marginEnd="@dimen/hvac_fan_speed_bar_margin">
        <TextView
                android:id="@+id/fan_off"
                android:text="@string/fan_speed_off"
                android:layout_marginStart="@dimen/hvac_fan_speed_bar_end_button_margin"
                android:layout_marginEnd="@dimen/hvac_fan_speed_bar_segment_margin"
                style="@style/HvacFanSpeedText"/>
        <com.android.car.hvac.ui.FanSpeedBarSegment
                android:id="@+id/fan_speed_1"
                style="@style/HvacFanSpeedBar"/>
        <com.android.car.hvac.ui.FanSpeedBarSegment
                android:id="@+id/fan_speed_2"
                style="@style/HvacFanSpeedBar"/>
        <com.android.car.hvac.ui.FanSpeedBarSegment
                android:id="@+id/fan_speed_3"
                style="@style/HvacFanSpeedBar"/>
        <com.android.car.hvac.ui.FanSpeedBarSegment
                android:id="@+id/fan_speed_4"
                style="@style/HvacFanSpeedBar"/>
        <TextView
                android:id="@+id/fan_max"
                android:text="@string/fan_speed_max"
                android:layout_marginEnd="@dimen/hvac_fan_speed_bar_end_button_margin"
                android:layout_marginStart="@dimen/hvac_fan_speed_bar_segment_margin"
                style="@style/HvacFanSpeedText"/>
    </LinearLayout>
</merge>