blob: 40964099649d83c3b10da195a9ceb887846e04dc [file] [log] [blame]
/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
'use strict';
// Use IIFE to avoid leaking names to other scripts.
(function () {
function getTimeInMs() {
return new Date().getTime();
}
class TimeLog {
constructor() {
this.start = getTimeInMs();
}
log(name) {
let end = getTimeInMs();
console.log(name, end - this.start, 'ms');
this.start = end;
}
}
class ProgressBar {
constructor() {
let str = `
<div class="modal" tabindex="-1" role="dialog">
<div class="modal-dialog" role="document">
<div class="modal-content">
<div class="modal-header"><h5 class="modal-title">Loading page...</h5></div>
<div class="modal-body">
<div class="progress">
<div class="progress-bar" role="progressbar"
style="width: 0%" aria-valuenow="0" aria-valuemin="0"
aria-valuemax="100">0%</div>
</div>
</div>
</div>
</div>
</div>
`;
this.modal = $(str).appendTo($('body'));
this.progress = 0;
this.shownCallback = null;
this.modal.on('shown.bs.modal', () => this._onShown());
// Shorten progress bar update time.
this.modal.find('.progress-bar').css('transition-duration', '0ms');
this.shown = false;
}
// progress is [0-100]. Return a Promise resolved when the update is shown.
updateAsync(text, progress) {
progress = parseInt(progress); // Truncate float number to integer.
return this.showAsync().then(() => {
if (text) {
this.modal.find('.modal-title').text(text);
}
this.progress = progress;
this.modal.find('.progress-bar').css('width', progress + '%')
.attr('aria-valuenow', progress).text(progress + '%');
// Leave 100ms for the progess bar to update.
return createPromise((resolve) => setTimeout(resolve, 100));
});
}
showAsync() {
if (this.shown) {
return createPromise();
}
return createPromise((resolve) => {
this.shownCallback = resolve;
this.modal.modal({
show: true,
keyboard: false,
backdrop: false,
});
});
}
_onShown() {
this.shown = true;
if (this.shownCallback) {
let callback = this.shownCallback;
this.shownCallback = null;
callback();
}
}
hide() {
this.shown = false;
this.modal.modal('hide');
}
}
function openHtml(name, attrs={}) {
let s = `<${name} `;
for (let key in attrs) {
s += `${key}="${attrs[key]}" `;
}
s += '>';
return s;
}
function closeHtml(name) {
return `</${name}>`;
}
function getHtml(name, attrs={}) {
let text;
if ('text' in attrs) {
text = attrs.text;
delete attrs.text;
}
let s = openHtml(name, attrs);
if (text) {
s += text;
}
s += closeHtml(name);
return s;
}
function getTableRow(cols, colName, attrs={}) {
let s = openHtml('tr', attrs);
for (let col of cols) {
s += `<${colName}>${col}</${colName}>`;
}
s += '</tr>';
return s;
}
function getProcessName(pid) {
let name = gProcesses[pid];
return name ? `${pid} (${name})`: pid.toString();
}
function getThreadName(tid) {
let name = gThreads[tid];
return name ? `${tid} (${name})`: tid.toString();
}
function getLibName(libId) {
return gLibList[libId];
}
function getFuncName(funcId) {
return gFunctionMap[funcId].f;
}
function getLibNameOfFunction(funcId) {
return getLibName(gFunctionMap[funcId].l);
}
function getFuncSourceRange(funcId) {
let func = gFunctionMap[funcId];
if (func.hasOwnProperty('s')) {
return {fileId: func.s[0], startLine: func.s[1], endLine: func.s[2]};
}
return null;
}
function getFuncDisassembly(funcId) {
let func = gFunctionMap[funcId];
return func.hasOwnProperty('d') ? func.d : null;
}
function getSourceFilePath(sourceFileId) {
return gSourceFiles[sourceFileId].path;
}
function getSourceCode(sourceFileId) {
return gSourceFiles[sourceFileId].code;
}
function isClockEvent(eventInfo) {
return eventInfo.eventName.includes('task-clock') ||
eventInfo.eventName.includes('cpu-clock');
}
let createId = function() {
let currentId = 0;
return () => `id${++currentId}`;
}();
class TabManager {
constructor(divContainer) {
let id = createId();
divContainer.append(`<ul class="nav nav-pills mb-3 mt-3 ml-3" id="${id}" role="tablist">
</ul><hr/><div class="tab-content" id="${id}Content"></div>`);
this.ul = divContainer.find(`#${id}`);
this.content = divContainer.find(`#${id}Content`);
// Map from title to [tabObj, drawn=false|true].
this.tabs = new Map();
this.tabActiveCallback = null;
}
addTab(title, tabObj) {
let id = createId();
this.content.append(`<div class="tab-pane" id="${id}" role="tabpanel"
aria-labelledby="${id}-tab"></div>`);
this.ul.append(`
<li class="nav-item">
<a class="nav-link" id="${id}-tab" data-toggle="pill" href="#${id}" role="tab"
aria-controls="${id}" aria-selected="false">${title}</a>
</li>`);
tabObj.init(this.content.find(`#${id}`));
this.tabs.set(title, [tabObj, false]);
this.ul.find(`#${id}-tab`).on('shown.bs.tab', () => this.onTabActive(title));
return tabObj;
}
setActiveAsync(title) {
let tabObj = this.findTab(title);
return createPromise((resolve) => {
this.tabActiveCallback = resolve;
let id = tabObj.div.attr('id') + '-tab';
this.ul.find(`#${id}`).tab('show');
});
}
onTabActive(title) {
let array = this.tabs.get(title);
let tabObj = array[0];
let drawn = array[1];
if (!drawn) {
tabObj.draw();
array[1] = true;
}
if (this.tabActiveCallback) {
let callback = this.tabActiveCallback;
this.tabActiveCallback = null;
callback();
}
}
findTab(title) {
let array = this.tabs.get(title);
return array ? array[0] : null;
}
}
function createEventTabs(id) {
let ul = `<ul class="nav nav-pills mb-3 mt-3 ml-3" id="${id}" role="tablist">`;
let content = `<div class="tab-content" id="${id}Content">`;
for (let i = 0; i < gSampleInfo.length; ++i) {
let subId = id + '_' + i;
let title = gSampleInfo[i].eventName;
ul += `
<li class="nav-item">
<a class="nav-link" id="${subId}-tab" data-toggle="pill" href="#${subId}" role="tab"
aria-controls="${subId}" aria-selected="${i == 0 ? "true" : "false"}">${title}</a>
</li>`;
content += `
<div class="tab-pane" id="${subId}" role="tabpanel" aria-labelledby="${subId}-tab">
</div>`;
}
ul += '</ul>';
content += '</div>';
return ul + content;
}
function createViewsForEvents(div, createViewCallback) {
let views = [];
if (gSampleInfo.length == 1) {
views.push(createViewCallback(div, gSampleInfo[0]));
} else if (gSampleInfo.length > 1) {
// If more than one event, draw them in tabs.
let id = createId();
div.append(createEventTabs(id));
for (let i = 0; i < gSampleInfo.length; ++i) {
let subId = id + '_' + i;
views.push(createViewCallback(div.find(`#${subId}`), gSampleInfo[i]));
}
div.find(`#${id}_0-tab`).tab('show');
}
return views;
}
// Return a promise to draw views.
function drawViewsAsync(views, totalProgress, drawViewCallback) {
if (views.length == 0) {
return createPromise();
}
let drawPos = 0;
let eachProgress = totalProgress / views.length;
function drawAsync() {
if (drawPos == views.length) {
return createPromise();
}
return drawViewCallback(views[drawPos++], eachProgress).then(drawAsync);
}
return drawAsync();
}
// Show global information retrieved from the record file, including:
// record time
// machine type
// Android version
// record cmdline
// total samples
class RecordFileView {
constructor(divContainer) {
this.div = $('<div>');
this.div.appendTo(divContainer);
}
draw() {
google.charts.setOnLoadCallback(() => this.realDraw());
}
realDraw() {
this.div.empty();
// Draw a table of 'Name', 'Value'.
let rows = [];
if (gRecordInfo.recordTime) {
rows.push(['Record Time', gRecordInfo.recordTime]);
}
if (gRecordInfo.machineType) {
rows.push(['Machine Type', gRecordInfo.machineType]);
}
if (gRecordInfo.androidVersion) {
rows.push(['Android Version', gRecordInfo.androidVersion]);
}
if (gRecordInfo.recordCmdline) {
rows.push(['Record cmdline', gRecordInfo.recordCmdline]);
}
rows.push(['Total Samples', '' + gRecordInfo.totalSamples]);
let data = new google.visualization.DataTable();
data.addColumn('string', '');
data.addColumn('string', '');
data.addRows(rows);
for (let i = 0; i < rows.length; ++i) {
data.setProperty(i, 0, 'className', 'boldTableCell');
}
let table = new google.visualization.Table(this.div.get(0));
table.draw(data, {
width: '100%',
sort: 'disable',
allowHtml: true,
cssClassNames: {
'tableCell': 'tableCell',
},
});
}
}
// Show pieChart of event count percentage of each process, thread, library and function.
class ChartView {
constructor(divContainer, eventInfo) {
this.div = $('<div>').appendTo(divContainer);
this.eventInfo = eventInfo;
this.processInfo = null;
this.threadInfo = null;
this.libInfo = null;
this.states = {
SHOW_EVENT_INFO: 1,
SHOW_PROCESS_INFO: 2,
SHOW_THREAD_INFO: 3,
SHOW_LIB_INFO: 4,
};
if (isClockEvent(this.eventInfo)) {
this.getSampleWeight = function (eventCount) {
return (eventCount / 1000000.0).toFixed(3) + ' ms';
};
} else {
this.getSampleWeight = (eventCount) => '' + eventCount;
}
}
_getState() {
if (this.libInfo) {
return this.states.SHOW_LIB_INFO;
}
if (this.threadInfo) {
return this.states.SHOW_THREAD_INFO;
}
if (this.processInfo) {
return this.states.SHOW_PROCESS_INFO;
}
return this.states.SHOW_EVENT_INFO;
}
_goBack() {
let state = this._getState();
if (state == this.states.SHOW_PROCESS_INFO) {
this.processInfo = null;
} else if (state == this.states.SHOW_THREAD_INFO) {
this.threadInfo = null;
} else if (state == this.states.SHOW_LIB_INFO) {
this.libInfo = null;
}
this.draw();
}
_selectHandler(chart) {
let selectedItem = chart.getSelection()[0];
if (selectedItem) {
let state = this._getState();
if (state == this.states.SHOW_EVENT_INFO) {
this.processInfo = this.eventInfo.processes[selectedItem.row];
} else if (state == this.states.SHOW_PROCESS_INFO) {
this.threadInfo = this.processInfo.threads[selectedItem.row];
} else if (state == this.states.SHOW_THREAD_INFO) {
this.libInfo = this.threadInfo.libs[selectedItem.row];
}
this.draw();
}
}
draw() {
google.charts.setOnLoadCallback(() => this.realDraw());
}
realDraw() {
this.div.empty();
this._drawTitle();
this._drawPieChart();
}
_drawTitle() {
// Draw a table of 'Name', 'Event Count'.
let rows = [];
rows.push(['Event Type: ' + this.eventInfo.eventName,
this.getSampleWeight(this.eventInfo.eventCount)]);
if (this.processInfo) {
rows.push(['Process: ' + getProcessName(this.processInfo.pid),
this.getSampleWeight(this.processInfo.eventCount)]);
}
if (this.threadInfo) {
rows.push(['Thread: ' + getThreadName(this.threadInfo.tid),
this.getSampleWeight(this.threadInfo.eventCount)]);
}
if (this.libInfo) {
rows.push(['Library: ' + getLibName(this.libInfo.libId),
this.getSampleWeight(this.libInfo.eventCount)]);
}
let data = new google.visualization.DataTable();
data.addColumn('string', '');
data.addColumn('string', '');
data.addRows(rows);
for (let i = 0; i < rows.length; ++i) {
data.setProperty(i, 0, 'className', 'boldTableCell');
}
let wrapperDiv = $('<div>');
wrapperDiv.appendTo(this.div);
let table = new google.visualization.Table(wrapperDiv.get(0));
table.draw(data, {
width: '100%',
sort: 'disable',
allowHtml: true,
cssClassNames: {
'tableCell': 'tableCell',
},
});
if (this._getState() != this.states.SHOW_EVENT_INFO) {
$('<button type="button" class="btn btn-primary">Back</button>').appendTo(this.div)
.click(() => this._goBack());
}
}
_drawPieChart() {
let state = this._getState();
let title = null;
let firstColumn = null;
let rows = [];
let thisObj = this;
function getItem(name, eventCount, totalEventCount) {
let sampleWeight = thisObj.getSampleWeight(eventCount);
let percent = (eventCount * 100.0 / totalEventCount).toFixed(2) + '%';
return [name, eventCount, getHtml('pre', {text: name}) +
getHtml('b', {text: `${sampleWeight} (${percent})`})];
}
if (state == this.states.SHOW_EVENT_INFO) {
title = 'Processes in event type ' + this.eventInfo.eventName;
firstColumn = 'Process';
for (let process of this.eventInfo.processes) {
rows.push(getItem('Process: ' + getProcessName(process.pid), process.eventCount,
this.eventInfo.eventCount));
}
} else if (state == this.states.SHOW_PROCESS_INFO) {
title = 'Threads in process ' + getProcessName(this.processInfo.pid);
firstColumn = 'Thread';
for (let thread of this.processInfo.threads) {
rows.push(getItem('Thread: ' + getThreadName(thread.tid), thread.eventCount,
this.processInfo.eventCount));
}
} else if (state == this.states.SHOW_THREAD_INFO) {
title = 'Libraries in thread ' + getThreadName(this.threadInfo.tid);
firstColumn = 'Library';
for (let lib of this.threadInfo.libs) {
rows.push(getItem('Library: ' + getLibName(lib.libId), lib.eventCount,
this.threadInfo.eventCount));
}
} else if (state == this.states.SHOW_LIB_INFO) {
title = 'Functions in library ' + getLibName(this.libInfo.libId);
firstColumn = 'Function';
for (let func of this.libInfo.functions) {
rows.push(getItem('Function: ' + getFuncName(func.f), func.c[1],
this.libInfo.eventCount));
}
}
let data = new google.visualization.DataTable();
data.addColumn('string', firstColumn);
data.addColumn('number', 'EventCount');
data.addColumn({type: 'string', role: 'tooltip', p: {html: true}});
data.addRows(rows);
let wrapperDiv = $('<div>');
wrapperDiv.appendTo(this.div);
let chart = new google.visualization.PieChart(wrapperDiv.get(0));
chart.draw(data, {
title: title,
width: 1000,
height: 600,
tooltip: {isHtml: true},
});
google.visualization.events.addListener(chart, 'select', () => this._selectHandler(chart));
}
}
class ChartStatTab {
init(div) {
this.div = div;
}
draw() {
new RecordFileView(this.div).draw();
let views = createViewsForEvents(this.div, (div, eventInfo) => {
return new ChartView(div, eventInfo);
});
for (let view of views) {
view.draw();
}
}
}
class SampleTableTab {
init(div) {
this.div = div;
}
draw() {
let views = [];
createPromise()
.then(updateProgress('Draw SampleTable...', 0))
.then(wait(() => {
this.div.empty();
views = createViewsForEvents(this.div, (div, eventInfo) => {
return new SampleTableView(div, eventInfo);
});
}))
.then(() => drawViewsAsync(views, 100, (view, progress) => view.drawAsync(progress)))
.then(hideProgress());
}
}
// Select the way to show sample weight in SampleTableTab.
// 1. Show percentage of event count.
// 2. Show event count (For cpu-clock and task-clock events, it is time in ms).
class SampleTableWeightSelectorView {
constructor(divContainer, eventInfo, onSelectChange) {
let options = new Map();
options.set('percent', 'Show percentage of event count');
options.set('event_count', 'Show event count');
if (isClockEvent(eventInfo)) {
options.set('event_count_in_ms', 'Show event count in milliseconds');
}
let buttons = [];
options.forEach((value, key) => {
buttons.push(`<button type="button" class="dropdown-item" key="${key}">${value}
</button>`);
});
this.curOption = 'percent';
this.eventCount = eventInfo.eventCount;
let id = createId();
let str = `
<div class="dropdown">
<button type="button" class="btn btn-primary dropdown-toggle" id="${id}"
data-toggle="dropdown" aria-haspopup="true" aria-expanded="false"
>${options.get(this.curOption)}</button>
<div class="dropdown-menu" aria-labelledby="${id}">${buttons.join('')}</div>
</div>
`;
divContainer.append(str);
divContainer.children().last().on('hidden.bs.dropdown', (e) => {
if (e.clickEvent) {
let button = $(e.clickEvent.target);
let newOption = button.attr('key');
if (newOption && this.curOption != newOption) {
this.curOption = newOption;
divContainer.find(`#${id}`).text(options.get(this.curOption));
onSelectChange();
}
}
});
}
getSampleWeightFunction() {
if (this.curOption == 'percent') {
return (eventCount) => (eventCount * 100.0 / this.eventCount).toFixed(2) + '%';
}
if (this.curOption == 'event_count') {
return (eventCount) => '' + eventCount;
}
if (this.curOption == 'event_count_in_ms') {
return (eventCount) => (eventCount / 1000000.0).toFixed(3);
}
}
getSampleWeightSuffix() {
if (this.curOption == 'event_count_in_ms') {
return ' ms';
}
return '';
}
}
class SampleTableView {
constructor(divContainer, eventInfo) {
this.id = createId();
this.div = $('<div>', {id: this.id}).appendTo(divContainer);
this.eventInfo = eventInfo;
this.selectorView = null;
this.tableDiv = null;
}
drawAsync(totalProgress) {
return createPromise()
.then(wait(() => {
this.div.empty();
this.selectorView = new SampleTableWeightSelectorView(
this.div, this.eventInfo, () => this.onSampleWeightChange());
this.tableDiv = $('<div>').appendTo(this.div);
}))
.then(() => this._drawSampleTable(totalProgress));
}
// Return a promise to draw SampleTable.
_drawSampleTable(totalProgress) {
let eventInfo = this.eventInfo;
let data = [];
return createPromise()
.then(wait(() => {
this.tableDiv.empty();
let getSampleWeight = this.selectorView.getSampleWeightFunction();
let sampleWeightSuffix = this.selectorView.getSampleWeightSuffix();
// Draw a table of 'Total', 'Self', 'Samples', 'Process', 'Thread', 'Library',
// 'Function'.
let valueSuffix = sampleWeightSuffix.length > 0 ? `(in${sampleWeightSuffix})` : '';
let titles = ['Total' + valueSuffix, 'Self' + valueSuffix, 'Samples', 'Process',
'Thread', 'Library', 'Function', 'HideKey'];
this.tableDiv.append(`
<table cellspacing="0" class="table table-striped table-bordered"
style="width:100%">
<thead>${getTableRow(titles, 'th')}</thead>
<tbody></tbody>
<tfoot>${getTableRow(titles, 'th')}</tfoot>
</table>`);
for (let [i, process] of eventInfo.processes.entries()) {
let processName = getProcessName(process.pid);
for (let [j, thread] of process.threads.entries()) {
let threadName = getThreadName(thread.tid);
for (let [k, lib] of thread.libs.entries()) {
let libName = getLibName(lib.libId);
for (let [t, func] of lib.functions.entries()) {
let totalValue = getSampleWeight(func.c[2]);
let selfValue = getSampleWeight(func.c[1]);
let key = [i, j, k, t].join('_');
data.push([totalValue, selfValue, func.c[0], processName,
threadName, libName, getFuncName(func.f), key])
}
}
}
}
}))
.then(addProgress(totalProgress / 2))
.then(wait(() => {
let table = this.tableDiv.find('table');
let dataTable = table.DataTable({
lengthMenu: [10, 20, 50, 100, -1],
order: [0, 'desc'],
data: data,
responsive: true,
});
dataTable.column(7).visible(false);
table.find('tr').css('cursor', 'pointer');
table.on('click', 'tr', function() {
let data = dataTable.row(this).data();
if (!data) {
// A row in header or footer.
return;
}
let key = data[7];
if (!key) {
return;
}
let indexes = key.split('_');
let processInfo = eventInfo.processes[indexes[0]];
let threadInfo = processInfo.threads[indexes[1]];
let lib = threadInfo.libs[indexes[2]];
let func = lib.functions[indexes[3]];
FunctionTab.showFunction(eventInfo, processInfo, threadInfo, lib, func);
});
}));
}
onSampleWeightChange() {
createPromise()
.then(updateProgress('Draw SampleTable...', 0))
.then(() => this._drawSampleTable(100))
.then(hideProgress());
}
}
// Show embedded flamegraph generated by inferno.
class FlameGraphTab {
init(div) {
this.div = div;
}
draw() {
let views = [];
createPromise()
.then(updateProgress('Draw Flamegraph...', 0))
.then(wait(() => {
this.div.empty();
views = createViewsForEvents(this.div, (div, eventInfo) => {
return new FlameGraphViewList(div, eventInfo);
});
}))
.then(() => drawViewsAsync(views, 100, (view, progress) => view.drawAsync(progress)))
.then(hideProgress());
}
}
// Show FlameGraphs for samples in an event type, used in FlameGraphTab.
// 1. Draw 10 FlameGraphs at one time, and use a "More" button to show more FlameGraphs.
// 2. First draw background of Flamegraphs, then draw details in idle time.
class FlameGraphViewList {
constructor(div, eventInfo) {
this.div = div;
this.eventInfo = eventInfo;
this.selectorView = null;
this.flamegraphDiv = null;
this.flamegraphs = [];
this.moreButton = null;
}
drawAsync(totalProgress) {
this.div.empty();
this.selectorView = new SampleWeightSelectorView(this.div, this.eventInfo,
() => this.onSampleWeightChange());
this.flamegraphDiv = $('<div>').appendTo(this.div);
return this._drawMoreFlameGraphs(10, totalProgress);
}
// Return a promise to draw flamegraphs.
_drawMoreFlameGraphs(moreCount, progress) {
let initProgress = progress / (1 + moreCount);
let newFlamegraphs = [];
return createPromise()
.then(wait(() => {
if (this.moreButton) {
this.moreButton.hide();
}
let pId = 0;
let tId = 0;
let newCount = this.flamegraphs.length + moreCount;
for (let i = 0; i < newCount; ++i) {
if (pId == this.eventInfo.processes.length) {
break;
}
let process = this.eventInfo.processes[pId];
let thread = process.threads[tId];
if (i >= this.flamegraphs.length) {
let title = `Process ${getProcessName(process.pid)} ` +
`Thread ${getThreadName(thread.tid)} ` +
`(Samples: ${thread.sampleCount})`;
let totalCount = {countForProcess: process.eventCount,
countForThread: thread.eventCount};
let flamegraph = new FlameGraphView(this.flamegraphDiv, title, totalCount,
thread.g.c, false);
flamegraph.draw();
newFlamegraphs.push(flamegraph);
}
tId++;
if (tId == process.threads.length) {
pId++;
tId = 0;
}
}
if (pId < this.eventInfo.processes.length) {
// Show "More" Button.
if (!this.moreButton) {
this.div.append(`
<div style="text-align:center">
<button type="button" class="btn btn-primary">More</button>
</div>`);
this.moreButton = this.div.children().last().find('button');
this.moreButton.click(() => {
createPromise().then(updateProgress('Draw FlameGraph...', 0))
.then(() => this._drawMoreFlameGraphs(10, 100))
.then(hideProgress());
});
this.moreButton.hide();
}
} else if (this.moreButton) {
this.moreButton.remove();
this.moreButton = null;
}
for (let flamegraph of newFlamegraphs) {
this.flamegraphs.push(flamegraph);
}
}))
.then(addProgress(initProgress))
.then(() => this.drawDetails(newFlamegraphs, progress - initProgress));
}
drawDetails(flamegraphs, totalProgress) {
return createPromise()
.then(() => drawViewsAsync(flamegraphs, totalProgress, (view, progress) => {
return createPromise()
.then(wait(() => view.drawDetails(this.selectorView.getSampleWeightFunction())))
.then(addProgress(progress));
}))
.then(wait(() => {
if (this.moreButton) {
this.moreButton.show();
}
}));
}
onSampleWeightChange() {
createPromise().then(updateProgress('Draw FlameGraph...', 0))
.then(() => this.drawDetails(this.flamegraphs, 100))
.then(hideProgress());
}
}
// FunctionTab: show information of a function.
// 1. Show the callgrpah and reverse callgraph of a function as flamegraphs.
// 2. Show the annotated source code of the function.
class FunctionTab {
static showFunction(eventInfo, processInfo, threadInfo, lib, func) {
let title = 'Function';
let tab = gTabs.findTab(title);
if (!tab) {
tab = gTabs.addTab(title, new FunctionTab());
}
gTabs.setActiveAsync(title)
.then(() => tab.setFunction(eventInfo, processInfo, threadInfo, lib, func));
}
constructor() {
this.func = null;
this.selectPercent = 'thread';
}
init(div) {
this.div = div;
}
setFunction(eventInfo, processInfo, threadInfo, lib, func) {
this.eventInfo = eventInfo;
this.processInfo = processInfo;
this.threadInfo = threadInfo;
this.lib = lib;
this.func = func;
this.selectorView = null;
this.views = [];
this.redraw();
}
redraw() {
if (!this.func) {
return;
}
createPromise()
.then(updateProgress("Draw Function...", 0))
.then(wait(() => {
this.div.empty();
this._drawTitle();
this.selectorView = new SampleWeightSelectorView(this.div, this.eventInfo,
() => this.onSampleWeightChange());
let funcId = this.func.f;
let funcName = getFuncName(funcId);
function getNodesMatchingFuncId(root) {
let nodes = [];
function recursiveFn(node) {
if (node.f == funcId) {
nodes.push(node);
} else {
for (let child of node.c) {
recursiveFn(child);
}
}
}
recursiveFn(root);
return nodes;
}
let totalCount = {countForProcess: this.processInfo.eventCount,
countForThread: this.threadInfo.eventCount};
let callgraphView = new FlameGraphView(
this.div, `Functions called by ${funcName}`, totalCount,
getNodesMatchingFuncId(this.threadInfo.g), false);
callgraphView.draw();
this.views.push(callgraphView);
let reverseCallgraphView = new FlameGraphView(
this.div, `Functions calling ${funcName}`, totalCount,
getNodesMatchingFuncId(this.threadInfo.rg), true);
reverseCallgraphView.draw();
this.views.push(reverseCallgraphView);
let sourceFiles = collectSourceFilesForFunction(this.func);
if (sourceFiles) {
this.div.append(getHtml('hr'));
this.div.append(getHtml('b', {text: 'SourceCode:'}) + '<br/>');
this.views.push(new SourceCodeView(this.div, sourceFiles, totalCount));
}
let disassembly = collectDisassemblyForFunction(this.func);
if (disassembly) {
this.div.append(getHtml('hr'));
this.div.append(getHtml('b', {text: 'Disassembly:'}) + '<br/>');
this.views.push(new DisassemblyView(this.div, disassembly, totalCount));
}
}))
.then(addProgress(25))
.then(() => this.drawDetails(75))
.then(hideProgress());
}
draw() {}
_drawTitle() {
let eventName = this.eventInfo.eventName;
let processName = getProcessName(this.processInfo.pid);
let threadName = getThreadName(this.threadInfo.tid);
let libName = getLibName(this.lib.libId);
let funcName = getFuncName(this.func.f);
// Draw a table of 'Name', 'Value'.
let rows = [];
rows.push(['Event Type', eventName]);
rows.push(['Process', processName]);
rows.push(['Thread', threadName]);
rows.push(['Library', libName]);
rows.push(['Function', getHtml('pre', {text: funcName})]);
let data = new google.visualization.DataTable();
data.addColumn('string', '');
data.addColumn('string', '');
data.addRows(rows);
for (let i = 0; i < rows.length; ++i) {
data.setProperty(i, 0, 'className', 'boldTableCell');
}
let wrapperDiv = $('<div>');
wrapperDiv.appendTo(this.div);
let table = new google.visualization.Table(wrapperDiv.get(0));
table.draw(data, {
width: '100%',
sort: 'disable',
allowHtml: true,
cssClassNames: {
'tableCell': 'tableCell',
},
});
}
onSampleWeightChange() {
createPromise()
.then(updateProgress("Draw Function...", 0))
.then(() => this.drawDetails(100))
.then(hideProgress());
}
drawDetails(totalProgress) {
let sampleWeightFunction = this.selectorView.getSampleWeightFunction();
return drawViewsAsync(this.views, totalProgress, (view, progress) => {
return createPromise()
.then(wait(() => view.drawDetails(sampleWeightFunction)))
.then(addProgress(progress));
});
}
}
// Select the way to show sample weight in FlamegraphTab and FunctionTab.
// 1. Show percentage of event count relative to all processes.
// 2. Show percentage of event count relative to the current process.
// 3. Show percentage of event count relative to the current thread.
// 4. Show absolute event count.
// 5. Show event count in milliseconds, only possible for cpu-clock or task-clock events.
class SampleWeightSelectorView {
constructor(divContainer, eventInfo, onSelectChange) {
let options = new Map();
options.set('percent_to_all', 'Show percentage of event count relative to all processes');
options.set('percent_to_process',
'Show percentage of event count relative to the current process');
options.set('percent_to_thread',
'Show percentage of event count relative to the current thread');
options.set('event_count', 'Show event count');
if (isClockEvent(eventInfo)) {
options.set('event_count_in_ms', 'Show event count in milliseconds');
}
let buttons = [];
options.forEach((value, key) => {
buttons.push(`<button type="button" class="dropdown-item" key="${key}">${value}
</button>`);
});
this.curOption = 'percent_to_all';
let id = createId();
let str = `
<div class="dropdown">
<button type="button" class="btn btn-primary dropdown-toggle" id="${id}"
data-toggle="dropdown" aria-haspopup="true" aria-expanded="false"
>${options.get(this.curOption)}</button>
<div class="dropdown-menu" aria-labelledby="${id}">${buttons.join('')}</div>
</div>
`;
divContainer.append(str);
divContainer.children().last().on('hidden.bs.dropdown', (e) => {
if (e.clickEvent) {
let button = $(e.clickEvent.target);
let newOption = button.attr('key');
if (newOption && this.curOption != newOption) {
this.curOption = newOption;
divContainer.find(`#${id}`).text(options.get(this.curOption));
onSelectChange();
}
}
});
this.countForAllProcesses = eventInfo.eventCount;
}
getSampleWeightFunction() {
if (this.curOption == 'percent_to_all') {
let countForAllProcesses = this.countForAllProcesses;
return function(eventCount, _) {
let percent = eventCount * 100.0 / countForAllProcesses;
return percent.toFixed(2) + '%';
};
}
if (this.curOption == 'percent_to_process') {
return function(eventCount, totalCount) {
let percent = eventCount * 100.0 / totalCount.countForProcess;
return percent.toFixed(2) + '%';
};
}
if (this.curOption == 'percent_to_thread') {
return function(eventCount, totalCount) {
let percent = eventCount * 100.0 / totalCount.countForThread;
return percent.toFixed(2) + '%';
};
}
if (this.curOption == 'event_count') {
return function(eventCount, _) {
return '' + eventCount;
};
}
if (this.curOption == 'event_count_in_ms') {
return function(eventCount, _) {
let timeInMs = eventCount / 1000000.0;
return timeInMs.toFixed(3) + ' ms';
};
}
}
}
// Given a callgraph, show the flamegraph.
class FlameGraphView {
constructor(divContainer, title, totalCount, initNodes, reverseOrder) {
this.id = createId();
this.div = $('<div>', {id: this.id,
style: 'font-family: Monospace; font-size: 12px'});
this.div.appendTo(divContainer);
this.title = title;
this.totalCount = totalCount;
this.reverseOrder = reverseOrder;
this.sampleWeightFunction = null;
this.svgNodeHeight = 17;
this.initNodes = initNodes;
this.sumCount = 0;
for (let node of initNodes) {
this.sumCount += node.s;
}
this.maxDepth = this._getMaxDepth(this.initNodes);
this.svgHeight = this.svgNodeHeight * (this.maxDepth + 3);
this.svgStr = null;
this.svgDiv = null;
this.svg = null;
}
_getMaxDepth(nodes) {
let isArray = Array.isArray(nodes);
let sumCount;
if (isArray) {
sumCount = nodes.reduce((acc, cur) => acc + cur.s, 0);
} else {
sumCount = nodes.s;
}
let width = this._getWidthPercentage(sumCount);
if (width < 0.1) {
return 0;
}
let children = isArray ? this._splitChildrenForNodes(nodes) : nodes.c;
let childDepth = 0;
for (let child of children) {
childDepth = Math.max(childDepth, this._getMaxDepth(child));
}
return childDepth + 1;
}
draw() {
// Only draw skeleton.
this.div.empty();
this.div.append(`<p><b>${this.title}</b></p>`);
this.svgStr = [];
this._renderBackground();
this.svgStr.push('</svg></div>');
this.div.append(this.svgStr.join(''));
this.svgDiv = this.div.children().last();
this.div.append('<br/><br/>');
}
drawDetails(sampleWeightFunction) {
this.sampleWeightFunction = sampleWeightFunction;
this.svgStr = [];
this._renderBackground();
this._renderSvgNodes();
this._renderUnzoomNode();
this._renderInfoNode();
this._renderPercentNode();
this._renderSearchNode();
// It is much faster to add html content to svgStr than adding it directly to svgDiv.
this.svgDiv.html(this.svgStr.join(''));
this.svgStr = [];
this.svg = this.svgDiv.find('svg');
this._adjustTextSize();
this._enableZoom();
this._enableInfo();
this._enableSearch();
this._adjustTextSizeOnResize();
}
_renderBackground() {
this.svgStr.push(`
<div style="width: 100%; height: ${this.svgHeight}px;">
<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"
version="1.1" width="100%" height="100%" style="border: 1px solid black; ">
<defs > <linearGradient id="background_gradient_${this.id}"
y1="0" y2="1" x1="0" x2="0" >
<stop stop-color="#eeeeee" offset="5%" />
<stop stop-color="#efefb1" offset="90%" />
</linearGradient>
</defs>
<rect x="0" y="0" width="100%" height="100%"
fill="url(#background_gradient_${this.id})" />`);
}
_getYForDepth(depth) {
if (this.reverseOrder) {
return (depth + 3) * this.svgNodeHeight;
}
return this.svgHeight - (depth + 1) * this.svgNodeHeight;
}
_getWidthPercentage(eventCount) {
return eventCount * 100.0 / this.sumCount;
}
_getHeatColor(widthPercentage) {
return {
r: Math.floor(245 + 10 * (1 - widthPercentage * 0.01)),
g: Math.floor(110 + 105 * (1 - widthPercentage * 0.01)),
b: 100,
};
}
_renderSvgNodes() {
let fakeNodes = [{c: this.initNodes}];
let children = this._splitChildrenForNodes(fakeNodes);
let xOffset = 0;
for (let child of children) {
xOffset = this._renderSvgNodesWithSameRoot(child, 0, xOffset);
}
}
// Return an array of children nodes, with children having the same functionId merged in a
// subarray.
_splitChildrenForNodes(nodes) {
let map = new Map();
for (let node of nodes) {
for (let child of node.c) {
let subNodes = map.get(child.f);
if (subNodes) {
subNodes.push(child);
} else {
map.set(child.f, [child]);
}
}
}
let res = [];
for (let subNodes of map.values()) {
res.push(subNodes.length == 1 ? subNodes[0] : subNodes);
}
return res;
}
// nodes can be a CallNode, or an array of CallNodes with the same functionId.
_renderSvgNodesWithSameRoot(nodes, depth, xOffset) {
let x = xOffset;
let y = this._getYForDepth(depth);
let isArray = Array.isArray(nodes);
let funcId;
let sumCount;
if (isArray) {
funcId = nodes[0].f;
sumCount = nodes.reduce((acc, cur) => acc + cur.s, 0);
} else {
funcId = nodes.f;
sumCount = nodes.s;
}
let width = this._getWidthPercentage(sumCount);
if (width < 0.1) {
return xOffset;
}
let color = this._getHeatColor(width);
let borderColor = {};
for (let key in color) {
borderColor[key] = Math.max(0, color[key] - 50);
}
let funcName = getFuncName(funcId);
let libName = getLibNameOfFunction(funcId);
let sampleWeight = this.sampleWeightFunction(sumCount, this.totalCount);
let title = funcName + ' | ' + libName + ' (' + sumCount + ' events: ' +
sampleWeight + ')';
this.svgStr.push(`<g><title>${title}</title> <rect x="${x}%" y="${y}" ox="${x}"
depth="${depth}" width="${width}%" owidth="${width}" height="15.0"
ofill="rgb(${color.r},${color.g},${color.b})"
fill="rgb(${color.r},${color.g},${color.b})"
style="stroke:rgb(${borderColor.r},${borderColor.g},${borderColor.b})"/>
<text x="${x}%" y="${y + 12}"></text></g>`);
let children = isArray ? this._splitChildrenForNodes(nodes) : nodes.c;
let childXOffset = xOffset;
for (let child of children) {
childXOffset = this._renderSvgNodesWithSameRoot(child, depth + 1, childXOffset);
}
return xOffset + width;
}
_renderUnzoomNode() {
this.svgStr.push(`<rect id="zoom_rect_${this.id}" style="display:none;stroke:rgb(0,0,0);"
rx="10" ry="10" x="10" y="10" width="80" height="30"
fill="rgb(255,255,255)"/>
<text id="zoom_text_${this.id}" x="19" y="30" style="display:none">Zoom out</text>`);
}
_renderInfoNode() {
this.svgStr.push(`<clipPath id="info_clip_path_${this.id}">
<rect style="stroke:rgb(0,0,0);" rx="10" ry="10" x="120" y="10"
width="789" height="30" fill="rgb(255,255,255)"/>
</clipPath>
<rect style="stroke:rgb(0,0,0);" rx="10" ry="10" x="120" y="10"
width="799" height="30" fill="rgb(255,255,255)"/>
<text clip-path="url(#info_clip_path_${this.id})"
id="info_text_${this.id}" x="128" y="30"></text>`);
}
_renderPercentNode() {
this.svgStr.push(`<rect style="stroke:rgb(0,0,0);" rx="10" ry="10"
x="934" y="10" width="150" height="30"
fill="rgb(255,255,255)"/>
<text id="percent_text_${this.id}" text-anchor="end"
x="1074" y="30"></text>`);
}
_renderSearchNode() {
this.svgStr.push(`<rect style="stroke:rgb(0,0,0); rx="10" ry="10"
x="1150" y="10" width="80" height="30"
fill="rgb(255,255,255)" class="search"/>
<text x="1160" y="30" class="search">Search</text>`);
}
_adjustTextSizeForNode(g) {
let text = g.find('text');
let width = parseFloat(g.find('rect').attr('width')) * this.svgWidth * 0.01;
if (width < 28) {
text.text('');
return;
}
let methodName = g.find('title').text().split(' | ')[0];
let numCharacters;
for (numCharacters = methodName.length; numCharacters > 4; numCharacters--) {
if (numCharacters * 7.5 <= width) {
break;
}
}
if (numCharacters == methodName.length) {
text.text(methodName);
} else {
text.text(methodName.substring(0, numCharacters - 2) + '..');
}
}
_adjustTextSize() {
this.svgWidth = $(window).width();
let thisObj = this;
this.svg.find('g').each(function(_, g) {
thisObj._adjustTextSizeForNode($(g));
});
}
_enableZoom() {
this.zoomStack = [null];
this.svg.find('g').css('cursor', 'pointer').click(zoom);
this.svg.find(`#zoom_rect_${this.id}`).css('cursor', 'pointer').click(unzoom);
this.svg.find(`#zoom_text_${this.id}`).css('cursor', 'pointer').click(unzoom);
let thisObj = this;
function zoom() {
thisObj.zoomStack.push(this);
displayFromElement(this);
thisObj.svg.find(`#zoom_rect_${thisObj.id}`).css('display', 'block');
thisObj.svg.find(`#zoom_text_${thisObj.id}`).css('display', 'block');
}
function unzoom() {
if (thisObj.zoomStack.length > 1) {
thisObj.zoomStack.pop();
displayFromElement(thisObj.zoomStack[thisObj.zoomStack.length - 1]);
if (thisObj.zoomStack.length == 1) {
thisObj.svg.find(`#zoom_rect_${thisObj.id}`).css('display', 'none');
thisObj.svg.find(`#zoom_text_${thisObj.id}`).css('display', 'none');
}
}
}
function displayFromElement(g) {
let clickedOriginX = 0;
let clickedDepth = 0;
let clickedOriginWidth = 100;
let scaleFactor = 1;
if (g) {
g = $(g);
let clickedRect = g.find('rect');
clickedOriginX = parseFloat(clickedRect.attr('ox'));
clickedDepth = parseInt(clickedRect.attr('depth'));
clickedOriginWidth = parseFloat(clickedRect.attr('owidth'));
scaleFactor = 100.0 / clickedOriginWidth;
}
thisObj.svg.find('g').each(function(_, g) {
g = $(g);
let text = g.find('text');
let rect = g.find('rect');
let depth = parseInt(rect.attr('depth'));
let ox = parseFloat(rect.attr('ox'));
let owidth = parseFloat(rect.attr('owidth'));
if (depth < clickedDepth || ox < clickedOriginX - 1e-9 ||
ox + owidth > clickedOriginX + clickedOriginWidth + 1e-9) {
rect.css('display', 'none');
text.css('display', 'none');
} else {
rect.css('display', 'block');
text.css('display', 'block');
let nx = (ox - clickedOriginX) * scaleFactor + '%';
let ny = thisObj._getYForDepth(depth - clickedDepth);
rect.attr('x', nx);
rect.attr('y', ny);
rect.attr('width', owidth * scaleFactor + '%');
text.attr('x', nx);
text.attr('y', ny + 12);
thisObj._adjustTextSizeForNode(g);
}
});
}
}
_enableInfo() {
this.selected = null;
let thisObj = this;
this.svg.find('g').on('mouseenter', function() {
if (thisObj.selected) {
thisObj.selected.css('stroke-width', '0');
}
// Mark current node.
let g = $(this);
thisObj.selected = g;
g.css('stroke', 'black').css('stroke-width', '0.5');
// Parse title.
let title = g.find('title').text();
let methodAndInfo = title.split(' | ');
thisObj.svg.find(`#info_text_${thisObj.id}`).text(methodAndInfo[0]);
// Parse percentage.
// '/system/lib64/libhwbinder.so (4 events: 0.28%)'
let regexp = /.* \(.*:\s+(.*)\)/g;
let match = regexp.exec(methodAndInfo[1]);
let percentage = '';
if (match && match.length > 1) {
percentage = match[1];
}
thisObj.svg.find(`#percent_text_${thisObj.id}`).text(percentage);
});
}
_enableSearch() {
this.svg.find('.search').css('cursor', 'pointer').click(() => {
let term = prompt('Search for:', '');
if (!term) {
this.svg.find('g > rect').each(function() {
this.attributes['fill'].value = this.attributes['ofill'].value;
});
} else {
this.svg.find('g').each(function() {
let title = this.getElementsByTagName('title')[0];
let rect = this.getElementsByTagName('rect')[0];
if (title.textContent.indexOf(term) != -1) {
rect.attributes['fill'].value = 'rgb(230,100,230)';
} else {
rect.attributes['fill'].value = rect.attributes['ofill'].value;
}
});
}
});
}
_adjustTextSizeOnResize() {
function throttle(callback) {
let running = false;
return function() {
if (!running) {
running = true;
window.requestAnimationFrame(function () {
callback();
running = false;
});
}
};
}
$(window).resize(throttle(() => this._adjustTextSize()));
}
}
class SourceFile {
constructor(fileId) {
this.path = getSourceFilePath(fileId);
this.code = getSourceCode(fileId);
this.showLines = {}; // map from line number to {eventCount, subtreeEventCount}.
this.hasCount = false;
}
addLineRange(startLine, endLine) {
for (let i = startLine; i <= endLine; ++i) {
if (i in this.showLines || !(i in this.code)) {
continue;
}
this.showLines[i] = {eventCount: 0, subtreeEventCount: 0};
}
}
addLineCount(lineNumber, eventCount, subtreeEventCount) {
let line = this.showLines[lineNumber];
if (line) {
line.eventCount += eventCount;
line.subtreeEventCount += subtreeEventCount;
this.hasCount = true;
}
}
}
// Return a list of SourceFile related to a function.
function collectSourceFilesForFunction(func) {
if (!func.hasOwnProperty('s')) {
return null;
}
let hitLines = func.s;
let sourceFiles = {}; // map from sourceFileId to SourceFile.
function getFile(fileId) {
let file = sourceFiles[fileId];
if (!file) {
file = sourceFiles[fileId] = new SourceFile(fileId);
}
return file;
}
// Show lines for the function.
let funcRange = getFuncSourceRange(func.f);
if (funcRange) {
let file = getFile(funcRange.fileId);
file.addLineRange(funcRange.startLine);
}
// Show lines for hitLines.
for (let hitLine of hitLines) {
let file = getFile(hitLine.f);
file.addLineRange(hitLine.l - 5, hitLine.l + 5);
file.addLineCount(hitLine.l, hitLine.e, hitLine.s);
}
let result = [];
// Show the source file containing the function before other source files.
if (funcRange) {
let file = getFile(funcRange.fileId);
if (file.hasCount) {
result.push(file);
}
delete sourceFiles[funcRange.fileId];
}
for (let fileId in sourceFiles) {
let file = sourceFiles[fileId];
if (file.hasCount) {
result.push(file);
}
}
return result.length > 0 ? result : null;
}
// Show annotated source code of a function.
class SourceCodeView {
constructor(divContainer, sourceFiles, totalCount) {
this.div = $('<div>');
this.div.appendTo(divContainer);
this.sourceFiles = sourceFiles;
this.totalCount = totalCount;
}
drawDetails(sampleWeightFunction) {
google.charts.setOnLoadCallback(() => this.realDraw(sampleWeightFunction));
}
realDraw(sampleWeightFunction) {
this.div.empty();
// For each file, draw a table of 'Line', 'Total', 'Self', 'Code'.
for (let sourceFile of this.sourceFiles) {
let rows = [];
let lineNumbers = Object.keys(sourceFile.showLines);
lineNumbers.sort((a, b) => a - b);
for (let lineNumber of lineNumbers) {
let code = getHtml('pre', {text: sourceFile.code[lineNumber]});
let countInfo = sourceFile.showLines[lineNumber];
let totalValue = '';
let selfValue = '';
if (countInfo.subtreeEventCount != 0) {
totalValue = sampleWeightFunction(countInfo.subtreeEventCount, this.totalCount);
selfValue = sampleWeightFunction(countInfo.eventCount, this.totalCount);
}
rows.push([lineNumber, totalValue, selfValue, code]);
}
let data = new google.visualization.DataTable();
data.addColumn('string', 'Line');
data.addColumn('string', 'Total');
data.addColumn('string', 'Self');
data.addColumn('string', 'Code');
data.addRows(rows);
for (let i = 0; i < rows.length; ++i) {
data.setProperty(i, 0, 'className', 'colForLine');
for (let j = 1; j <= 2; ++j) {
data.setProperty(i, j, 'className', 'colForCount');
}
}
this.div.append(getHtml('pre', {text: sourceFile.path}));
let wrapperDiv = $('<div>');
wrapperDiv.appendTo(this.div);
let table = new google.visualization.Table(wrapperDiv.get(0));
table.draw(data, {
width: '100%',
sort: 'disable',
frozenColumns: 3,
allowHtml: true,
});
}
}
}
// Return a list of disassembly related to a function.
function collectDisassemblyForFunction(func) {
if (!func.hasOwnProperty('a')) {
return null;
}
let hitAddrs = func.a;
let rawCode = getFuncDisassembly(func.f);
if (!rawCode) {
return null;
}
// Annotate disassembly with event count information.
let annotatedCode = [];
let codeForLastAddr = null;
let hitAddrPos = 0;
let hasCount = false;
function addEventCount(addr) {
while (hitAddrPos < hitAddrs.length && hitAddrs[hitAddrPos].a < addr) {
if (codeForLastAddr) {
codeForLastAddr.eventCount += hitAddrs[hitAddrPos].e;
codeForLastAddr.subtreeEventCount += hitAddrs[hitAddrPos].s;
hasCount = true;
}
hitAddrPos++;
}
}
for (let line of rawCode) {
let code = line[0];
let addr = line[1];
addEventCount(addr);
let item = {code: code, eventCount: 0, subtreeEventCount: 0};
annotatedCode.push(item);
// Objdump sets addr to 0 when a disassembly line is not associated with an addr.
if (addr != 0) {
codeForLastAddr = item;
}
}
addEventCount(Number.MAX_VALUE);
return hasCount ? annotatedCode : null;
}
// Show annotated disassembly of a function.
class DisassemblyView {
constructor(divContainer, disassembly, totalCount) {
this.div = $('<div>');
this.div.appendTo(divContainer);
this.disassembly = disassembly;
this.totalCount = totalCount;
}
drawDetails(sampleWeightFunction) {
google.charts.setOnLoadCallback(() => this.realDraw(sampleWeightFunction));
}
realDraw(sampleWeightFunction) {
this.div.empty();
// Draw a table of 'Total', 'Self', 'Code'.
let rows = [];
for (let line of this.disassembly) {
let code = getHtml('pre', {text: line.code});
let totalValue = '';
let selfValue = '';
if (line.subtreeEventCount != 0) {
totalValue = sampleWeightFunction(line.subtreeEventCount, this.totalCount);
selfValue = sampleWeightFunction(line.eventCount, this.totalCount);
}
rows.push([totalValue, selfValue, code]);
}
let data = new google.visualization.DataTable();
data.addColumn('string', 'Total');
data.addColumn('string', 'Self');
data.addColumn('string', 'Code');
data.addRows(rows);
for (let i = 0; i < rows.length; ++i) {
for (let j = 0; j < 2; ++j) {
data.setProperty(i, j, 'className', 'colForCount');
}
}
let wrapperDiv = $('<div>');
wrapperDiv.appendTo(this.div);
let table = new google.visualization.Table(wrapperDiv.get(0));
table.draw(data, {
width: '100%',
sort: 'disable',
frozenColumns: 2,
allowHtml: true,
});
}
}
function initGlobalObjects() {
let recordData = $('#record_data').text();
gRecordInfo = JSON.parse(recordData);
gProcesses = gRecordInfo.processNames;
gThreads = gRecordInfo.threadNames;
gLibList = gRecordInfo.libList;
gFunctionMap = gRecordInfo.functionMap;
gSampleInfo = gRecordInfo.sampleInfo;
gSourceFiles = gRecordInfo.sourceFiles;
}
function createTabs() {
gTabs = new TabManager($('div#report_content'));
gTabs.addTab('Chart Statistics', new ChartStatTab());
gTabs.addTab('Sample Table', new SampleTableTab());
gTabs.addTab('Flamegraph', new FlameGraphTab());
}
// Global draw objects
let gTabs;
let gProgressBar = new ProgressBar();
// Gobal Json Data
let gRecordInfo;
let gProcesses;
let gThreads;
let gLibList;
let gFunctionMap;
let gSampleInfo;
let gSourceFiles;
function updateProgress(text, progress) {
return () => gProgressBar.updateAsync(text, progress);
}
function addProgress(progress) {
return () => gProgressBar.updateAsync(null, gProgressBar.progress + progress);
}
function hideProgress() {
return () => gProgressBar.hide();
}
function createPromise(callback) {
if (callback) {
return new Promise((resolve, _) => callback(resolve));
}
return new Promise((resolve,_) => resolve());
}
function waitDocumentReady() {
return createPromise((resolve) => $(document).ready(resolve));
}
function wait(functionCall) {
return () => {
functionCall();
return createPromise();
};
}
createPromise()
.then(updateProgress('Load page...', 0))
.then(waitDocumentReady)
.then(updateProgress('Parse Json data...', 20))
.then(wait(initGlobalObjects))
.then(updateProgress('Create tabs...', 30))
.then(wait(createTabs))
.then(updateProgress('Draw ChartStat...', 40))
.then(() => gTabs.setActiveAsync('Chart Statistics'))
.then(updateProgress(null, 100))
.then(hideProgress());
})();