1 /* 2 * Copyright (C) 2020 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.view; 18 19 import android.graphics.Rect; 20 import android.view.ScrollCaptureResponse; 21 import android.view.Surface; 22 23 /** 24 * Asynchronous callback channel for responses to scroll capture requests. 25 * 26 * {@hide} 27 */ 28 interface IScrollCaptureCallbacks { 29 /** 30 * Called in reply to IScrollCaptureConnection#startCapture, when the remote end has confirmed 31 * the request and is ready to begin capturing images. 32 */ onCaptureStarted()33 oneway void onCaptureStarted(); 34 35 /** 36 * Received a response from a capture request. The provided rectangle indicates the portion 37 * of the requested rectangle which was captured. An empty rectangle indicates that the request 38 * could not be satisfied (most commonly due to the available scrolling range). 39 * 40 * @param flags flags describing additional status of the result 41 * @param capturedArea the actual area of the image captured 42 */ onImageRequestCompleted(int flags, in Rect capturedArea)43 oneway void onImageRequestCompleted(int flags, in Rect capturedArea); 44 45 /** 46 * Signals that the capture session has completed and the target window is ready for normal use. 47 */ onCaptureEnded()48 oneway void onCaptureEnded(); 49 } 50