1/* 2 * Copyright 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 {assertDefined} from 'common/assert_utils'; 18import {Store} from 'common/store'; 19import {WinscopeEvent} from 'messaging/winscope_event'; 20import {EmitEvent} from 'messaging/winscope_event_emitter'; 21import {Trace} from 'trace/trace'; 22import {Traces} from 'trace/traces'; 23import {TRACE_INFO} from 'trace/trace_info'; 24import {TraceType} from 'trace/trace_type'; 25import {PropertyTreeNode} from 'trace/tree_node/property_tree_node'; 26import {View, Viewer, ViewType} from 'viewers/viewer'; 27import {Presenter} from './presenter'; 28import {UiData} from './ui_data'; 29import {ViewerInputComponent} from './viewer_input_component'; 30 31export class ViewerInput implements Viewer { 32 static readonly DEPENDENCIES: TraceType[] = [TraceType.INPUT_EVENT_MERGED]; 33 34 private readonly traces: Traces; 35 private readonly mergedInputEventTrace: Trace<PropertyTreeNode>; 36 private readonly htmlElement: HTMLElement; 37 private readonly presenter: Presenter; 38 private readonly view: View; 39 40 constructor(traces: Traces, storage: Store) { 41 this.traces = traces; 42 this.mergedInputEventTrace = assertDefined( 43 traces.getTrace(TraceType.INPUT_EVENT_MERGED), 44 ); 45 this.htmlElement = document.createElement('viewer-input'); 46 47 this.presenter = new Presenter( 48 traces, 49 this.mergedInputEventTrace, 50 storage, 51 (uiData: UiData) => { 52 (this.htmlElement as unknown as ViewerInputComponent).inputData = 53 uiData; 54 }, 55 ); 56 57 this.presenter.addEventListeners(this.htmlElement); 58 59 this.view = new View( 60 ViewType.TRACE_TAB, 61 this.getTraces(), 62 this.htmlElement, 63 TRACE_INFO[TraceType.INPUT_EVENT_MERGED].name, 64 ); 65 } 66 67 setEmitEvent(callback: EmitEvent) { 68 this.presenter.setEmitEvent(callback); 69 } 70 71 async onWinscopeEvent(event: WinscopeEvent) { 72 await this.presenter.onAppEvent(event); 73 } 74 75 getViews(): View[] { 76 return [this.view]; 77 } 78 79 getTraces(): Array<Trace<PropertyTreeNode>> { 80 return [this.mergedInputEventTrace]; 81 } 82} 83