1 /* 2 * Copyright (C) 2021 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 17 package android.hardware.input; 18 19 import android.annotation.NonNull; 20 import android.annotation.RequiresPermission; 21 import android.annotation.SystemApi; 22 import android.companion.virtual.IVirtualDevice; 23 import android.os.IBinder; 24 import android.os.RemoteException; 25 26 /** 27 * A virtual touchscreen representing a touch-based display input mechanism on a remote device. 28 * 29 * This registers an InputDevice that is interpreted like a physically-connected device and 30 * dispatches received events to it. 31 * 32 * @hide 33 */ 34 @SystemApi 35 public class VirtualTouchscreen extends VirtualInputDevice { 36 /** @hide */ VirtualTouchscreen(IVirtualDevice virtualDevice, IBinder token)37 public VirtualTouchscreen(IVirtualDevice virtualDevice, IBinder token) { 38 super(virtualDevice, token); 39 } 40 41 /** 42 * Sends a touch event to the system. 43 * 44 * @param event the event to send 45 */ 46 @RequiresPermission(android.Manifest.permission.CREATE_VIRTUAL_DEVICE) sendTouchEvent(@onNull VirtualTouchEvent event)47 public void sendTouchEvent(@NonNull VirtualTouchEvent event) { 48 try { 49 mVirtualDevice.sendTouchEvent(mToken, event); 50 } catch (RemoteException e) { 51 throw e.rethrowFromSystemServer(); 52 } 53 } 54 } 55