| <!DOCTYPE html> |
| <!-- |
| Copyright (c) 2016 The Chromium Authors. All rights reserved. |
| Use of this source code is governed by a BSD-style license that can be |
| found in the LICENSE file. |
| --> |
| |
| <link rel="import" href="/tracing/base/unit.html"> |
| |
| <script> |
| 'use strict'; |
| |
| tr.exportTo('tr.model', function() { |
| |
| /** |
| * @constructor |
| */ |
| function ModelStats() { |
| this.traceEventCountsByKey_ = new Map(); |
| this.allTraceEventStats_ = []; |
| |
| this.traceEventStatsInTimeIntervals_ = new Map(); |
| this.allTraceEventStatsInTimeIntervals_ = []; |
| |
| this.hasEventSizesinBytes_ = false; |
| } |
| |
| ModelStats.prototype = { |
| TIME_INTERVAL_SIZE_IN_MS: 100, |
| |
| willProcessBasicTraceEvent: function(phase, category, title, ts, |
| opt_eventSizeinBytes) { |
| var key = phase + '/' + category + '/' + title; |
| var eventStats = this.traceEventCountsByKey_.get(key); |
| if (eventStats === undefined) { |
| eventStats = { |
| phase: phase, |
| category: category, |
| title: title, |
| numEvents: 0, |
| totalEventSizeinBytes: 0 |
| }; |
| this.traceEventCountsByKey_.set(key, eventStats); |
| this.allTraceEventStats_.push(eventStats); |
| } |
| eventStats.numEvents++; |
| |
| var timeIntervalKey = Math.floor( |
| tr.b.Unit.timestampFromUs(ts) / this.TIME_INTERVAL_SIZE_IN_MS); |
| var eventStatsByTimeInverval = |
| this.traceEventStatsInTimeIntervals_.get(timeIntervalKey); |
| if (eventStatsByTimeInverval === undefined) { |
| eventStatsByTimeInverval = { |
| timeInterval: timeIntervalKey, |
| numEvents: 0, |
| totalEventSizeinBytes: 0 |
| }; |
| this.traceEventStatsInTimeIntervals_.set(timeIntervalKey, |
| eventStatsByTimeInverval); |
| this.allTraceEventStatsInTimeIntervals_.push(eventStatsByTimeInverval); |
| } |
| eventStatsByTimeInverval.numEvents++; |
| |
| if (opt_eventSizeinBytes !== undefined) { |
| this.hasEventSizesinBytes_ = true; |
| eventStats.totalEventSizeinBytes += opt_eventSizeinBytes; |
| eventStatsByTimeInverval.totalEventSizeinBytes += opt_eventSizeinBytes; |
| } |
| }, |
| |
| get allTraceEventStats() { |
| return this.allTraceEventStats_; |
| }, |
| |
| get allTraceEventStatsInTimeIntervals() { |
| return this.allTraceEventStatsInTimeIntervals_; |
| }, |
| |
| get hasEventSizesinBytes() { |
| return this.hasEventSizesinBytes_; |
| } |
| }; |
| |
| return { |
| ModelStats: ModelStats |
| }; |
| }); |
| </script> |
