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.cluster.renderer; 17 18 import android.annotation.Nullable; 19 import android.annotation.SystemApi; 20 import android.annotation.UiThread; 21 import android.content.Context; 22 23 /** 24 * @deprecated This class is unused. Refer to {@link InstrumentClusterRenderingService} for 25 * documentation on how to build a instrument cluster renderer. 26 * 27 * @hide 28 */ 29 @Deprecated 30 @SystemApi 31 public abstract class InstrumentClusterRenderer { 32 33 @Nullable private NavigationRenderer mNavigationRenderer; 34 35 /** 36 * Calls once when instrument cluster should be created. 37 */ onCreate(Context context)38 abstract public void onCreate(Context context); 39 onStart()40 abstract public void onStart(); 41 onStop()42 abstract public void onStop(); 43 createNavigationRenderer()44 abstract protected NavigationRenderer createNavigationRenderer(); 45 46 /** The method is thread-safe, callers should cache returned object. */ 47 @Nullable getNavigationRenderer()48 public synchronized NavigationRenderer getNavigationRenderer() { 49 return mNavigationRenderer; 50 } 51 52 /** 53 * This method is called by car service after onCreateView to initialize private members. The 54 * method should not be overridden by subclasses. 55 */ 56 @UiThread initialize()57 public synchronized final void initialize() { 58 mNavigationRenderer = createNavigationRenderer(); 59 } 60 } 61