1// Copyright (C) 2023 The Android Open Source Project 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15import {NamedRow} from '../../components/tracks/named_slice_track'; 16import {Slice} from '../../public/track'; 17import { 18 CustomSqlTableDefConfig, 19 CustomSqlTableSliceTrack, 20} from '../../components/tracks/custom_sql_table_slice_track'; 21import {JANK_COLOR} from './jank_colors'; 22import {TrackEventSelection} from '../../public/selection'; 23import {EventLatencySliceDetailsPanel} from './event_latency_details_panel'; 24import {Trace} from '../../public/trace'; 25 26export const JANKY_LATENCY_NAME = 'Janky EventLatency'; 27 28export class EventLatencyTrack extends CustomSqlTableSliceTrack { 29 constructor( 30 trace: Trace, 31 uri: string, 32 private baseTable: string, 33 ) { 34 super(trace, uri); 35 } 36 37 getSqlSource(): string { 38 return `SELECT * FROM ${this.baseTable}`; 39 } 40 41 getSqlDataSource(): CustomSqlTableDefConfig { 42 return { 43 sqlTableName: this.baseTable, 44 }; 45 } 46 47 rowToSlice(row: NamedRow): Slice { 48 const baseSlice = super.rowToSlice(row); 49 if (baseSlice.title === JANKY_LATENCY_NAME) { 50 return {...baseSlice, colorScheme: JANK_COLOR}; 51 } else { 52 return baseSlice; 53 } 54 } 55 56 override detailsPanel(sel: TrackEventSelection) { 57 return new EventLatencySliceDetailsPanel(this.trace, sel.eventId); 58 } 59} 60