1 /* 2 * Copyright (C) 2023 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 com.android.server.wm; 17 18 import android.annotation.NonNull; 19 import android.annotation.Nullable; 20 import android.annotation.SystemApi; 21 import android.annotation.UserIdInt; 22 import android.content.res.CompatScaleWrapper; 23 24 /** 25 * Updatable interface of {@link CarDisplayCompatScaleProvider}. 26 * 27 * @hide 28 */ 29 @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES) 30 public interface CarDisplayCompatScaleProviderUpdatable { 31 32 /** 33 * This method is used to scale the height/width/density of a given package. 34 * This is called before initialization of the application context therefore the app will have 35 * no idea about the real width/height/density of the device. 36 * 37 * @param packageName package name of the running application 38 * @param userId user id that is running the application 39 * @return scaling factor for the given package name. return null if package was not handled. 40 */ 41 @Nullable getCompatScale(@onNull String packageName, @UserIdInt int userId)42 CompatScaleWrapper getCompatScale(@NonNull String packageName, @UserIdInt int userId); 43 44 /** 45 * @param packageName package name of the running application 46 * @param userId user id that the package is installed for 47 * @return true if package requires launching in automotive compatibility mode 48 */ requiresDisplayCompat(@onNull String packageName, @UserIdInt int userId)49 boolean requiresDisplayCompat(@NonNull String packageName, @UserIdInt int userId); 50 } 51