1/* 2 * Copyright (C) 2024 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 17import {WinscopeEvent, WinscopeEventType} from 'messaging/winscope_event'; 18import {ScreenRecordingTraceEntry} from 'trace/screen_recording'; 19import {Trace} from 'trace/trace'; 20import {Traces} from 'trace/traces'; 21import {TraceEntryFinder} from 'trace/trace_entry_finder'; 22import {TraceType} from 'trace/trace_type'; 23import {View, Viewer, ViewType} from 'viewers/viewer'; 24import {ViewerScreenRecordingComponent} from './viewer_screen_recording_component'; 25 26class ViewerScreenshot implements Viewer { 27 static readonly DEPENDENCIES: TraceType[] = [TraceType.SCREENSHOT]; 28 29 private readonly trace: Trace<ScreenRecordingTraceEntry>; 30 private readonly htmlElement: HTMLElement; 31 private readonly view: View; 32 33 constructor(trace: Trace<ScreenRecordingTraceEntry>, traces: Traces) { 34 this.trace = trace; 35 this.htmlElement = document.createElement('viewer-screen-recording'); 36 this.view = new View( 37 ViewType.OVERLAY, 38 this.getTraces(), 39 this.htmlElement, 40 'Screenshot', 41 ); 42 } 43 44 async onWinscopeEvent(event: WinscopeEvent) { 45 await event.visit( 46 WinscopeEventType.TRACE_POSITION_UPDATE, 47 async (event) => { 48 const entry = TraceEntryFinder.findCorrespondingEntry( 49 this.trace, 50 event.position, 51 ); 52 ( 53 this.htmlElement as unknown as ViewerScreenRecordingComponent 54 ).currentTraceEntry = await entry?.getValue(); 55 (this.htmlElement as unknown as ViewerScreenRecordingComponent).title = 56 'Screenshot'; 57 }, 58 ); 59 await event.visit( 60 WinscopeEventType.EXPANDED_TIMELINE_TOGGLED, 61 async (event) => { 62 ( 63 this.htmlElement as unknown as ViewerScreenRecordingComponent 64 ).forceMinimize = event.isTimelineExpanded; 65 }, 66 ); 67 } 68 69 setEmitEvent() { 70 // do nothing 71 } 72 73 getViews(): View[] { 74 return [this.view]; 75 } 76 77 getTraces(): Array<Trace<ScreenRecordingTraceEntry>> { 78 return [this.trace]; 79 } 80} 81 82export {ViewerScreenshot}; 83