1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package android.car; 17 18 import android.annotation.IntDef; 19 import android.car.hardware.CarPropertyConfig; 20 21 import java.lang.annotation.Retention; 22 import java.lang.annotation.RetentionPolicy; 23 24 /** 25 * Object used to indicate area value for car properties which have area type 26 * {@link VehicleAreaType#VEHICLE_AREA_TYPE_WHEEL}. 27 * <p> 28 * The constants defined by {@link VehicleAreaWheel} indicate the position for area type 29 * {@link VehicleAreaType#VEHICLE_AREA_TYPE_WHEEL}. A property can have a single or a combination of 30 * positions. Developers can query the position using 31 * {@link android.car.hardware.property.CarPropertyManager#getAreaId(int, int)}. 32 * </p><p> 33 * Refer to {@link CarPropertyConfig#getAreaIds()} for more information about areaId. 34 * </p> 35 */ 36 37 // This class is only designed to provide constants for VehicleAreaWheel. The constants should 38 // exactly be same as VehicleAreaWheel in /hardware/interfaces/automotive/vehicle/2.0/types.hal. 39 public final class VehicleAreaWheel { 40 /** Unknown wheel*/ 41 public static final int WHEEL_UNKNOWN = 0x00; 42 /** Constant for left front wheel.*/ 43 public static final int WHEEL_LEFT_FRONT = 0x01; 44 /** Constant for right front wheel.*/ 45 public static final int WHEEL_RIGHT_FRONT = 0x02; 46 /** Constant for left rear wheel.*/ 47 public static final int WHEEL_LEFT_REAR = 0x04; 48 /** Constant for right rear wheel.*/ 49 public static final int WHEEL_RIGHT_REAR = 0x08; 50 51 /** @hide */ 52 @IntDef(prefix = {"WHEEL_"}, value = { 53 WHEEL_UNKNOWN, 54 WHEEL_LEFT_FRONT, 55 WHEEL_RIGHT_FRONT, 56 WHEEL_LEFT_REAR, 57 WHEEL_RIGHT_REAR 58 }) 59 @Retention(RetentionPolicy.SOURCE) 60 61 public @interface Enum {} VehicleAreaWheel()62 private VehicleAreaWheel() {} 63 } 64 65