Bones/node_modules/weinre/web/client/TimelinePanel.js
SOUTHERNCO\x2mjbyrn 7efe7605b8 Template Upload
2017-05-17 13:45:25 -04:00

1179 lines
52 KiB
JavaScript
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

/*
* Copyright (C) 2009 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
WebInspector.TimelinePanel = function()
{
WebInspector.Panel.call(this, "timeline");
this.element.appendChild(this._createTopPane());
this.element.tabIndex = 0;
this._sidebarBackgroundElement = document.createElement("div");
this._sidebarBackgroundElement.className = "sidebar timeline-sidebar-background";
this.element.appendChild(this._sidebarBackgroundElement);
this._containerElement = document.createElement("div");
this._containerElement.id = "timeline-container";
this._containerElement.addEventListener("scroll", this._onScroll.bind(this), false);
this.element.appendChild(this._containerElement);
this.createSidebar(this._containerElement, this._containerElement);
var itemsTreeElement = new WebInspector.SidebarSectionTreeElement(WebInspector.UIString("RECORDS"), {}, true);
itemsTreeElement.expanded = true;
this.sidebarTree.appendChild(itemsTreeElement);
this._sidebarListElement = document.createElement("div");
this.sidebarElement.appendChild(this._sidebarListElement);
this._containerContentElement = document.createElement("div");
this._containerContentElement.id = "resources-container-content";
this._containerElement.appendChild(this._containerContentElement);
this._timelineGrid = new WebInspector.TimelineGrid();
this._itemsGraphsElement = this._timelineGrid.itemsGraphsElement;
this._itemsGraphsElement.id = "timeline-graphs";
this._containerContentElement.appendChild(this._timelineGrid.element);
this._topGapElement = document.createElement("div");
this._topGapElement.className = "timeline-gap";
this._itemsGraphsElement.appendChild(this._topGapElement);
this._graphRowsElement = document.createElement("div");
this._itemsGraphsElement.appendChild(this._graphRowsElement);
this._bottomGapElement = document.createElement("div");
this._bottomGapElement.className = "timeline-gap";
this._itemsGraphsElement.appendChild(this._bottomGapElement);
this._expandElements = document.createElement("div");
this._expandElements.id = "orphan-expand-elements";
this._itemsGraphsElement.appendChild(this._expandElements);
this._rootRecord = this._createRootRecord();
this._sendRequestRecords = {};
this._scheduledResourceRequests = {};
this._timerRecords = {};
this._calculator = new WebInspector.TimelineCalculator();
this._calculator._showShortEvents = false;
var shortRecordThresholdTitle = Number.secondsToString(WebInspector.TimelinePanel.shortRecordThreshold);
this._showShortRecordsTitleText = WebInspector.UIString("Show the records that are shorter than %s", shortRecordThresholdTitle);
this._hideShortRecordsTitleText = WebInspector.UIString("Hide the records that are shorter than %s", shortRecordThresholdTitle);
this._createStatusbarButtons();
this._boundariesAreValid = true;
this._scrollTop = 0;
this._popoverHelper = new WebInspector.PopoverHelper(this._containerElement, this._getPopoverAnchor.bind(this), this._showPopover.bind(this), true);
// Disable short events filter by default.
this.toggleFilterButton.toggled = true;
this._calculator._showShortEvents = this.toggleFilterButton.toggled;
this._markTimelineRecords = [];
this._expandOffset = 15;
InspectorBackend.registerDomainDispatcher("Timeline", new WebInspector.TimelineDispatcher(this));
}
// Define row height, should be in sync with styles for timeline graphs.
WebInspector.TimelinePanel.rowHeight = 18;
WebInspector.TimelinePanel.shortRecordThreshold = 0.015;
WebInspector.TimelinePanel.prototype = {
_createTopPane: function() {
var topPaneElement = document.createElement("div");
topPaneElement.id = "timeline-overview-panel";
this._topPaneSidebarElement = document.createElement("div");
this._topPaneSidebarElement.id = "timeline-overview-sidebar";
var overviewTreeElement = document.createElement("ol");
overviewTreeElement.className = "sidebar-tree";
this._topPaneSidebarElement.appendChild(overviewTreeElement);
topPaneElement.appendChild(this._topPaneSidebarElement);
var topPaneSidebarTree = new TreeOutline(overviewTreeElement);
var timelinesOverviewItem = new WebInspector.SidebarTreeElement("resources-time-graph-sidebar-item", WebInspector.UIString("Timelines"));
topPaneSidebarTree.appendChild(timelinesOverviewItem);
timelinesOverviewItem.onselect = this._timelinesOverviewItemSelected.bind(this);
timelinesOverviewItem.select(true);
var memoryOverviewItem = new WebInspector.SidebarTreeElement("resources-size-graph-sidebar-item", WebInspector.UIString("Memory"));
topPaneSidebarTree.appendChild(memoryOverviewItem);
memoryOverviewItem.onselect = this._memoryOverviewItemSelected.bind(this);
this._overviewPane = new WebInspector.TimelineOverviewPane(this.categories);
this._overviewPane.addEventListener("window changed", this._windowChanged, this);
this._overviewPane.addEventListener("filter changed", this._refresh, this);
topPaneElement.appendChild(this._overviewPane.element);
var separatorElement = document.createElement("div");
separatorElement.id = "timeline-overview-separator";
topPaneElement.appendChild(separatorElement);
return topPaneElement;
},
get toolbarItemLabel()
{
return WebInspector.UIString("Timeline");
},
get statusBarItems()
{
return [this.toggleFilterButton.element, this.toggleTimelineButton.element, this.clearButton.element, this._overviewPane.statusBarFilters];
},
get categories()
{
if (!this._categories) {
this._categories = {
loading: new WebInspector.TimelineCategory("loading", WebInspector.UIString("Loading"), "rgb(47,102,236)"),
scripting: new WebInspector.TimelineCategory("scripting", WebInspector.UIString("Scripting"), "rgb(157,231,119)"),
rendering: new WebInspector.TimelineCategory("rendering", WebInspector.UIString("Rendering"), "rgb(164,60,255)")
};
}
return this._categories;
},
get defaultFocusedElement()
{
return this.element;
},
get _recordStyles()
{
if (!this._recordStylesArray) {
var recordTypes = WebInspector.TimelineAgent.RecordType;
var recordStyles = {};
recordStyles[recordTypes.EventDispatch] = { title: WebInspector.UIString("Event"), category: this.categories.scripting };
recordStyles[recordTypes.Layout] = { title: WebInspector.UIString("Layout"), category: this.categories.rendering };
recordStyles[recordTypes.RecalculateStyles] = { title: WebInspector.UIString("Recalculate Style"), category: this.categories.rendering };
recordStyles[recordTypes.Paint] = { title: WebInspector.UIString("Paint"), category: this.categories.rendering };
recordStyles[recordTypes.ParseHTML] = { title: WebInspector.UIString("Parse"), category: this.categories.loading };
recordStyles[recordTypes.TimerInstall] = { title: WebInspector.UIString("Install Timer"), category: this.categories.scripting };
recordStyles[recordTypes.TimerRemove] = { title: WebInspector.UIString("Remove Timer"), category: this.categories.scripting };
recordStyles[recordTypes.TimerFire] = { title: WebInspector.UIString("Timer Fired"), category: this.categories.scripting };
recordStyles[recordTypes.XHRReadyStateChange] = { title: WebInspector.UIString("XHR Ready State Change"), category: this.categories.scripting };
recordStyles[recordTypes.XHRLoad] = { title: WebInspector.UIString("XHR Load"), category: this.categories.scripting };
recordStyles[recordTypes.EvaluateScript] = { title: WebInspector.UIString("Evaluate Script"), category: this.categories.scripting };
recordStyles[recordTypes.MarkTimeline] = { title: WebInspector.UIString("Mark"), category: this.categories.scripting };
recordStyles[recordTypes.ResourceSendRequest] = { title: WebInspector.UIString("Send Request"), category: this.categories.loading };
recordStyles[recordTypes.ResourceReceiveResponse] = { title: WebInspector.UIString("Receive Response"), category: this.categories.loading };
recordStyles[recordTypes.ResourceFinish] = { title: WebInspector.UIString("Finish Loading"), category: this.categories.loading };
recordStyles[recordTypes.FunctionCall] = { title: WebInspector.UIString("Function Call"), category: this.categories.scripting };
recordStyles[recordTypes.ResourceReceiveData] = { title: WebInspector.UIString("Receive Data"), category: this.categories.loading };
recordStyles[recordTypes.GCEvent] = { title: WebInspector.UIString("GC Event"), category: this.categories.scripting };
recordStyles[recordTypes.MarkDOMContentEventType] = { title: WebInspector.UIString("DOMContent event"), category: this.categories.scripting };
recordStyles[recordTypes.MarkLoadEventType] = { title: WebInspector.UIString("Load event"), category: this.categories.scripting };
recordStyles[recordTypes.ScheduleResourceRequest] = { title: WebInspector.UIString("Schedule Request"), category: this.categories.loading };
this._recordStylesArray = recordStyles;
}
return this._recordStylesArray;
},
_createStatusbarButtons: function()
{
this.toggleTimelineButton = new WebInspector.StatusBarButton(WebInspector.UIString("Record"), "record-profile-status-bar-item");
this.toggleTimelineButton.addEventListener("click", this._toggleTimelineButtonClicked.bind(this), false);
this.clearButton = new WebInspector.StatusBarButton(WebInspector.UIString("Clear"), "clear-status-bar-item");
this.clearButton.addEventListener("click", this._clearPanel.bind(this), false);
this.toggleFilterButton = new WebInspector.StatusBarButton(this._hideShortRecordsTitleText, "timeline-filter-status-bar-item");
this.toggleFilterButton.addEventListener("click", this._toggleFilterButtonClicked.bind(this), false);
this.recordsCounter = document.createElement("span");
this.recordsCounter.className = "timeline-records-counter";
},
_updateRecordsCounter: function()
{
this.recordsCounter.textContent = WebInspector.UIString("%d of %d captured records are visible", this._rootRecord._visibleRecordsCount, this._rootRecord._allRecordsCount);
},
_updateEventDividers: function()
{
this._timelineGrid.removeEventDividers();
var clientWidth = this._graphRowsElement.offsetWidth - this._expandOffset;
var dividers = [];
for (var i = 0; i < this._markTimelineRecords.length; ++i) {
var record = this._markTimelineRecords[i];
var positions = this._calculator.computeBarGraphWindowPosition(record, clientWidth);
var dividerPosition = Math.round(positions.left);
if (dividerPosition < 0 || dividerPosition >= clientWidth || dividers[dividerPosition])
continue;
var divider = this._createEventDivider(record);
divider.style.left = (dividerPosition + this._expandOffset) + "px";
dividers[dividerPosition] = divider;
}
this._timelineGrid.addEventDividers(dividers);
this._overviewPane.updateEventDividers(this._markTimelineRecords, this._createEventDivider.bind(this));
},
_createEventDivider: function(record)
{
var eventDivider = document.createElement("div");
eventDivider.className = "resources-event-divider";
var recordTypes = WebInspector.TimelineAgent.RecordType;
var eventDividerPadding = document.createElement("div");
eventDividerPadding.className = "resources-event-divider-padding";
eventDividerPadding.title = record.title;
if (record.type === recordTypes.MarkDOMContentEventType)
eventDivider.className += " resources-blue-divider";
else if (record.type === recordTypes.MarkLoadEventType)
eventDivider.className += " resources-red-divider";
else if (record.type === recordTypes.MarkTimeline) {
eventDivider.className += " resources-orange-divider";
eventDividerPadding.title = record.data.message;
}
eventDividerPadding.appendChild(eventDivider);
return eventDividerPadding;
},
_timelinesOverviewItemSelected: function(event) {
this._overviewPane.showTimelines();
},
_memoryOverviewItemSelected: function(event) {
this._overviewPane.showMemoryGraph(this._rootRecord.children);
},
_toggleTimelineButtonClicked: function()
{
if (this.toggleTimelineButton.toggled)
InspectorBackend.stopTimelineProfiler();
else {
this._clearPanel();
InspectorBackend.startTimelineProfiler();
}
},
_toggleFilterButtonClicked: function()
{
this.toggleFilterButton.toggled = !this.toggleFilterButton.toggled;
this._calculator._showShortEvents = this.toggleFilterButton.toggled;
this.toggleFilterButton.element.title = this._calculator._showShortEvents ? this._hideShortRecordsTitleText : this._showShortRecordsTitleText;
this._scheduleRefresh(true);
},
_timelineProfilerWasStarted: function()
{
this.toggleTimelineButton.toggled = true;
},
_timelineProfilerWasStopped: function()
{
this.toggleTimelineButton.toggled = false;
},
_addRecordToTimeline: function(record)
{
if (record.type == WebInspector.TimelineAgent.RecordType.ResourceSendRequest) {
var isMainResource = (record.data.identifier === WebInspector.mainResource.identifier);
if (isMainResource && this._mainResourceIdentifier !== record.data.identifier) {
// We are loading new main resource -> clear the panel. Check above is necessary since
// there may be several resource loads with main resource marker upon redirects, redirects are reported with
// the original identifier.
this._mainResourceIdentifier = record.data.identifier;
this._clearPanel();
}
}
this._innerAddRecordToTimeline(record, this._rootRecord);
this._scheduleRefresh();
},
_findParentRecord: function(record)
{
var recordTypes = WebInspector.TimelineAgent.RecordType;
var parentRecord;
if (record.type === recordTypes.ResourceReceiveResponse ||
record.type === recordTypes.ResourceFinish ||
record.type === recordTypes.ResourceReceiveData)
parentRecord = this._sendRequestRecords[record.data.identifier];
else if (record.type === recordTypes.TimerFire)
parentRecord = this._timerRecords[record.data.timerId];
else if (record.type === recordTypes.ResourceSendRequest)
parentRecord = this._scheduledResourceRequests[record.data.url];
return parentRecord;
},
_innerAddRecordToTimeline: function(record, parentRecord)
{
var connectedToOldRecord = false;
var recordTypes = WebInspector.TimelineAgent.RecordType;
if (record.type === recordTypes.MarkDOMContentEventType || record.type === recordTypes.MarkLoadEventType)
parentRecord = null; // No bar entry for load events.
else if (parentRecord === this._rootRecord) {
var newParentRecord = this._findParentRecord(record);
if (newParentRecord) {
parentRecord = newParentRecord;
connectedToOldRecord = true;
}
}
if (record.type == recordTypes.TimerFire && record.children && record.children.length) {
var childRecord = record.children[0];
if (childRecord.type === recordTypes.FunctionCall) {
record.data.scriptName = childRecord.data.scriptName;
record.data.scriptLine = childRecord.data.scriptLine;
record.children.shift();
record.children = childRecord.children.concat(record.children);
}
}
var formattedRecord = new WebInspector.TimelinePanel.FormattedRecord(record, parentRecord, this);
if (record.type === recordTypes.MarkDOMContentEventType || record.type === recordTypes.MarkLoadEventType) {
this._markTimelineRecords.push(formattedRecord);
return;
}
++this._rootRecord._allRecordsCount;
formattedRecord.collapsed = (parentRecord === this._rootRecord);
var childrenCount = record.children ? record.children.length : 0;
for (var i = 0; i < childrenCount; ++i)
this._innerAddRecordToTimeline(record.children[i], formattedRecord);
formattedRecord._calculateAggregatedStats(this.categories);
if (connectedToOldRecord) {
var record = formattedRecord;
do {
var parent = record.parent;
parent._cpuTime += formattedRecord._cpuTime;
if (parent._lastChildEndTime < record._lastChildEndTime)
parent._lastChildEndTime = record._lastChildEndTime;
for (var category in formattedRecord._aggregatedStats)
parent._aggregatedStats[category] += formattedRecord._aggregatedStats[category];
record = parent;
} while (record.parent);
} else
if (parentRecord !== this._rootRecord)
parentRecord._selfTime -= formattedRecord.endTime - formattedRecord.startTime;
// Keep bar entry for mark timeline since nesting might be interesting to the user.
if (record.type === recordTypes.MarkTimeline)
this._markTimelineRecords.push(formattedRecord);
},
setSidebarWidth: function(width)
{
WebInspector.Panel.prototype.setSidebarWidth.call(this, width);
this._sidebarBackgroundElement.style.width = width + "px";
this._topPaneSidebarElement.style.width = width + "px";
},
updateMainViewWidth: function(width)
{
this._containerContentElement.style.left = width + "px";
this._scheduleRefresh();
this._overviewPane.updateMainViewWidth(width);
},
resize: function()
{
this._closeRecordDetails();
this._scheduleRefresh();
},
_createRootRecord: function()
{
var rootRecord = {};
rootRecord.children = [];
rootRecord._visibleRecordsCount = 0;
rootRecord._allRecordsCount = 0;
rootRecord._aggregatedStats = {};
return rootRecord;
},
_clearPanel: function()
{
this._markTimelineRecords = [];
this._sendRequestRecords = {};
this._scheduledResourceRequests = {};
this._timerRecords = {};
this._rootRecord = this._createRootRecord();
this._boundariesAreValid = false;
this._overviewPane.reset();
this._adjustScrollPosition(0);
this._refresh();
this._closeRecordDetails();
},
show: function()
{
WebInspector.Panel.prototype.show.call(this);
if (typeof this._scrollTop === "number")
this._containerElement.scrollTop = this._scrollTop;
this._refresh();
WebInspector.drawer.currentPanelCounters = this.recordsCounter;
},
hide: function()
{
WebInspector.Panel.prototype.hide.call(this);
this._closeRecordDetails();
WebInspector.drawer.currentPanelCounters = null;
},
_onScroll: function(event)
{
this._closeRecordDetails();
var scrollTop = this._containerElement.scrollTop;
var dividersTop = Math.max(0, scrollTop);
this._timelineGrid.setScrollAndDividerTop(scrollTop, dividersTop);
this._scheduleRefresh(true);
},
_windowChanged: function()
{
this._closeRecordDetails();
this._scheduleRefresh();
},
_scheduleRefresh: function(preserveBoundaries)
{
this._closeRecordDetails();
this._boundariesAreValid &= preserveBoundaries;
if (!this.visible)
return;
if (preserveBoundaries)
this._refresh();
else
if (!this._refreshTimeout)
this._refreshTimeout = setTimeout(this._refresh.bind(this), 100);
},
_refresh: function()
{
if (this._refreshTimeout) {
clearTimeout(this._refreshTimeout);
delete this._refreshTimeout;
}
this._overviewPane.update(this._rootRecord.children, this._calculator._showShortEvents);
this._refreshRecords(!this._boundariesAreValid);
this._updateRecordsCounter();
if(!this._boundariesAreValid)
this._updateEventDividers();
this._boundariesAreValid = true;
},
_updateBoundaries: function()
{
this._calculator.reset();
this._calculator.windowLeft = this._overviewPane.windowLeft;
this._calculator.windowRight = this._overviewPane.windowRight;
for (var i = 0; i < this._rootRecord.children.length; ++i)
this._calculator.updateBoundaries(this._rootRecord.children[i]);
this._calculator.calculateWindow();
},
_addToRecordsWindow: function(record, recordsWindow, parentIsCollapsed)
{
if (!this._calculator._showShortEvents && !record.isLong())
return;
var percentages = this._calculator.computeBarGraphPercentages(record);
if (percentages.start < 100 && percentages.endWithChildren >= 0 && !record.category.hidden) {
++this._rootRecord._visibleRecordsCount;
++record.parent._invisibleChildrenCount;
if (!parentIsCollapsed)
recordsWindow.push(record);
}
var index = recordsWindow.length;
record._invisibleChildrenCount = 0;
for (var i = 0; i < record.children.length; ++i)
this._addToRecordsWindow(record.children[i], recordsWindow, parentIsCollapsed || record.collapsed);
record._visibleChildrenCount = recordsWindow.length - index;
},
_filterRecords: function()
{
var recordsInWindow = [];
this._rootRecord._visibleRecordsCount = 0;
for (var i = 0; i < this._rootRecord.children.length; ++i)
this._addToRecordsWindow(this._rootRecord.children[i], recordsInWindow);
return recordsInWindow;
},
_refreshRecords: function(updateBoundaries)
{
if (updateBoundaries)
this._updateBoundaries();
var recordsInWindow = this._filterRecords();
// Calculate the visible area.
this._scrollTop = this._containerElement.scrollTop;
var visibleTop = this._scrollTop;
var visibleBottom = visibleTop + this._containerElement.clientHeight;
var rowHeight = WebInspector.TimelinePanel.rowHeight;
// Convert visible area to visible indexes. Always include top-level record for a visible nested record.
var startIndex = Math.max(0, Math.min(Math.floor(visibleTop / rowHeight) - 1, recordsInWindow.length - 1));
var endIndex = Math.min(recordsInWindow.length, Math.ceil(visibleBottom / rowHeight));
// Resize gaps first.
var top = (startIndex * rowHeight) + "px";
this._topGapElement.style.height = top;
this.sidebarElement.style.top = top;
this.sidebarResizeElement.style.top = top;
this._bottomGapElement.style.height = (recordsInWindow.length - endIndex) * rowHeight + "px";
// Update visible rows.
var listRowElement = this._sidebarListElement.firstChild;
var width = this._graphRowsElement.offsetWidth;
this._itemsGraphsElement.removeChild(this._graphRowsElement);
var graphRowElement = this._graphRowsElement.firstChild;
var scheduleRefreshCallback = this._scheduleRefresh.bind(this, true);
this._itemsGraphsElement.removeChild(this._expandElements);
this._expandElements.removeChildren();
for (var i = 0; i < endIndex; ++i) {
var record = recordsInWindow[i];
var isEven = !(i % 2);
if (i < startIndex) {
var lastChildIndex = i + record._visibleChildrenCount;
if (lastChildIndex >= startIndex && lastChildIndex < endIndex) {
var expandElement = new WebInspector.TimelineExpandableElement(this._expandElements);
expandElement._update(record, i, this._calculator.computeBarGraphWindowPosition(record, width - this._expandOffset));
}
} else {
if (!listRowElement) {
listRowElement = new WebInspector.TimelineRecordListRow().element;
this._sidebarListElement.appendChild(listRowElement);
}
if (!graphRowElement) {
graphRowElement = new WebInspector.TimelineRecordGraphRow(this._itemsGraphsElement, scheduleRefreshCallback, rowHeight).element;
this._graphRowsElement.appendChild(graphRowElement);
}
listRowElement.row.update(record, isEven, this._calculator, visibleTop);
graphRowElement.row.update(record, isEven, this._calculator, width, this._expandOffset, i);
listRowElement = listRowElement.nextSibling;
graphRowElement = graphRowElement.nextSibling;
}
}
// Remove extra rows.
while (listRowElement) {
var nextElement = listRowElement.nextSibling;
listRowElement.row.dispose();
listRowElement = nextElement;
}
while (graphRowElement) {
var nextElement = graphRowElement.nextSibling;
graphRowElement.row.dispose();
graphRowElement = nextElement;
}
this._itemsGraphsElement.insertBefore(this._graphRowsElement, this._bottomGapElement);
this._itemsGraphsElement.appendChild(this._expandElements);
this.sidebarResizeElement.style.height = this.sidebarElement.clientHeight + "px";
// Reserve some room for expand / collapse controls to the left for records that start at 0ms.
var timelinePaddingLeft = this._calculator.windowLeft === 0 ? this._expandOffset : 0;
if (updateBoundaries)
this._timelineGrid.updateDividers(true, this._calculator, timelinePaddingLeft);
this._adjustScrollPosition((recordsInWindow.length + 1) * rowHeight);
},
_adjustScrollPosition: function(totalHeight)
{
// Prevent the container from being scrolled off the end.
if ((this._containerElement.scrollTop + this._containerElement.offsetHeight) > totalHeight + 1)
this._containerElement.scrollTop = (totalHeight - this._containerElement.offsetHeight);
},
_getPopoverAnchor: function(element)
{
return element.enclosingNodeOrSelfWithClass("timeline-graph-bar") || element.enclosingNodeOrSelfWithClass("timeline-tree-item");
},
_showPopover: function(anchor)
{
var record = anchor.row._record;
var popover = new WebInspector.Popover(record._generatePopupContent(this._calculator, this.categories));
popover.show(anchor);
return popover;
},
_closeRecordDetails: function()
{
this._popoverHelper.hidePopup();
}
}
WebInspector.TimelinePanel.prototype.__proto__ = WebInspector.Panel.prototype;
WebInspector.TimelineDispatcher = function(timelinePanel)
{
this._timelinePanel = timelinePanel;
}
WebInspector.TimelineDispatcher.prototype = {
timelineProfilerWasStarted: function()
{
this._timelinePanel._timelineProfilerWasStarted();
},
timelineProfilerWasStopped: function()
{
this._timelinePanel._timelineProfilerWasStopped();
},
addRecordToTimeline: function(record)
{
this._timelinePanel._addRecordToTimeline(record);
}
}
WebInspector.TimelineCategory = function(name, title, color)
{
this.name = name;
this.title = title;
this.color = color;
}
WebInspector.TimelineCalculator = function()
{
this.reset();
this.windowLeft = 0.0;
this.windowRight = 1.0;
}
WebInspector.TimelineCalculator.prototype = {
computeBarGraphPercentages: function(record)
{
var start = (record.startTime - this.minimumBoundary) / this.boundarySpan * 100;
var end = (record.startTime + record._selfTime - this.minimumBoundary) / this.boundarySpan * 100;
var endWithChildren = (record._lastChildEndTime - this.minimumBoundary) / this.boundarySpan * 100;
var cpuWidth = record._cpuTime / this.boundarySpan * 100;
return {start: start, end: end, endWithChildren: endWithChildren, cpuWidth: cpuWidth};
},
computeBarGraphWindowPosition: function(record, clientWidth)
{
var minWidth = 5;
var borderWidth = 4;
var workingArea = clientWidth - minWidth - borderWidth;
var percentages = this.computeBarGraphPercentages(record);
var left = percentages.start / 100 * workingArea;
var width = (percentages.end - percentages.start) / 100 * workingArea + minWidth;
var widthWithChildren = (percentages.endWithChildren - percentages.start) / 100 * workingArea;
var cpuWidth = percentages.cpuWidth / 100 * workingArea + minWidth;
if (percentages.endWithChildren > percentages.end)
widthWithChildren += borderWidth + minWidth;
return {left: left, width: width, widthWithChildren: widthWithChildren, cpuWidth: cpuWidth};
},
calculateWindow: function()
{
this.minimumBoundary = this._absoluteMinimumBoundary + this.windowLeft * (this._absoluteMaximumBoundary - this._absoluteMinimumBoundary);
this.maximumBoundary = this._absoluteMinimumBoundary + this.windowRight * (this._absoluteMaximumBoundary - this._absoluteMinimumBoundary);
this.boundarySpan = this.maximumBoundary - this.minimumBoundary;
},
reset: function()
{
this._absoluteMinimumBoundary = -1;
this._absoluteMaximumBoundary = -1;
},
updateBoundaries: function(record)
{
var lowerBound = record.startTime;
if (this._absoluteMinimumBoundary === -1 || lowerBound < this._absoluteMinimumBoundary)
this._absoluteMinimumBoundary = lowerBound;
var minimumTimeFrame = 0.1;
var minimumDeltaForZeroSizeEvents = 0.01;
var upperBound = Math.max(record._lastChildEndTime + minimumDeltaForZeroSizeEvents, lowerBound + minimumTimeFrame);
if (this._absoluteMaximumBoundary === -1 || upperBound > this._absoluteMaximumBoundary)
this._absoluteMaximumBoundary = upperBound;
},
formatValue: function(value)
{
return Number.secondsToString(value + this.minimumBoundary - this._absoluteMinimumBoundary);
}
}
WebInspector.TimelineRecordListRow = function()
{
this.element = document.createElement("div");
this.element.row = this;
this.element.style.cursor = "pointer";
var iconElement = document.createElement("span");
iconElement.className = "timeline-tree-icon";
this.element.appendChild(iconElement);
this._typeElement = document.createElement("span");
this._typeElement.className = "type";
this.element.appendChild(this._typeElement);
var separatorElement = document.createElement("span");
separatorElement.className = "separator";
separatorElement.textContent = " ";
this._dataElement = document.createElement("span");
this._dataElement.className = "data dimmed";
this.element.appendChild(separatorElement);
this.element.appendChild(this._dataElement);
}
WebInspector.TimelineRecordListRow.prototype = {
update: function(record, isEven, calculator, offset)
{
this._record = record;
this._calculator = calculator;
this._offset = offset;
this.element.className = "timeline-tree-item timeline-category-" + record.category.name + (isEven ? " even" : "");
this._typeElement.textContent = record.title;
if (this._dataElement.firstChild)
this._dataElement.removeChildren();
if (record.details) {
var detailsContainer = document.createElement("span");
if (typeof record.details === "object") {
detailsContainer.appendChild(document.createTextNode("("));
detailsContainer.appendChild(record.details);
detailsContainer.appendChild(document.createTextNode(")"));
} else
detailsContainer.textContent = "(" + record.details + ")";
this._dataElement.appendChild(detailsContainer);
}
},
dispose: function()
{
this.element.parentElement.removeChild(this.element);
}
}
WebInspector.TimelineRecordGraphRow = function(graphContainer, scheduleRefresh)
{
this.element = document.createElement("div");
this.element.row = this;
this._barAreaElement = document.createElement("div");
this._barAreaElement.className = "timeline-graph-bar-area";
this.element.appendChild(this._barAreaElement);
this._barWithChildrenElement = document.createElement("div");
this._barWithChildrenElement.className = "timeline-graph-bar with-children";
this._barWithChildrenElement.row = this;
this._barAreaElement.appendChild(this._barWithChildrenElement);
this._barCpuElement = document.createElement("div");
this._barCpuElement.className = "timeline-graph-bar cpu"
this._barCpuElement.row = this;
this._barAreaElement.appendChild(this._barCpuElement);
this._barElement = document.createElement("div");
this._barElement.className = "timeline-graph-bar";
this._barElement.row = this;
this._barAreaElement.appendChild(this._barElement);
this._expandElement = new WebInspector.TimelineExpandableElement(graphContainer);
this._expandElement._element.addEventListener("click", this._onClick.bind(this));
this._scheduleRefresh = scheduleRefresh;
}
WebInspector.TimelineRecordGraphRow.prototype = {
update: function(record, isEven, calculator, clientWidth, expandOffset, index)
{
this._record = record;
this.element.className = "timeline-graph-side timeline-category-" + record.category.name + (isEven ? " even" : "");
var barPosition = calculator.computeBarGraphWindowPosition(record, clientWidth - expandOffset);
this._barWithChildrenElement.style.left = barPosition.left + expandOffset + "px";
this._barWithChildrenElement.style.width = barPosition.widthWithChildren + "px";
this._barElement.style.left = barPosition.left + expandOffset + "px";
this._barElement.style.width = barPosition.width + "px";
this._barCpuElement.style.left = barPosition.left + expandOffset + "px";
this._barCpuElement.style.width = barPosition.cpuWidth + "px";
this._expandElement._update(record, index, barPosition);
},
_onClick: function(event)
{
this._record.collapsed = !this._record.collapsed;
this._scheduleRefresh();
},
dispose: function()
{
this.element.parentElement.removeChild(this.element);
this._expandElement._dispose();
}
}
WebInspector.TimelinePanel.FormattedRecord = function(record, parentRecord, panel)
{
var recordTypes = WebInspector.TimelineAgent.RecordType;
var style = panel._recordStyles[record.type];
this.parent = parentRecord;
if (parentRecord)
parentRecord.children.push(this);
this.category = style.category;
this.title = style.title;
this.startTime = record.startTime / 1000;
this.data = record.data;
this.type = record.type;
this.endTime = (typeof record.endTime !== "undefined") ? record.endTime / 1000 : this.startTime;
this._selfTime = this.endTime - this.startTime;
this._lastChildEndTime = this.endTime;
this.originalRecordForTests = record;
if (record.stackTrace && record.stackTrace.length)
this.stackTrace = record.stackTrace;
this.totalHeapSize = record.totalHeapSize;
this.usedHeapSize = record.usedHeapSize;
// Make resource receive record last since request was sent; make finish record last since response received.
if (record.type === recordTypes.ResourceSendRequest) {
panel._sendRequestRecords[record.data.identifier] = this;
} else if (record.type === recordTypes.ScheduleResourceRequest) {
panel._scheduledResourceRequests[record.data.url] = this;
} else if (record.type === recordTypes.ResourceReceiveResponse) {
var sendRequestRecord = panel._sendRequestRecords[record.data.identifier];
if (sendRequestRecord) { // False if we started instrumentation in the middle of request.
record.data.url = sendRequestRecord.data.url;
// Now that we have resource in the collection, recalculate details in order to display short url.
sendRequestRecord.details = this._getRecordDetails(sendRequestRecord, panel._sendRequestRecords);
if (sendRequestRecord.parent !== panel._rootRecord && sendRequestRecord.parent.type === recordTypes.ScheduleResourceRequest)
sendRequestRecord.parent.details = this._getRecordDetails(sendRequestRecord, panel._sendRequestRecords);
}
} else if (record.type === recordTypes.ResourceReceiveData) {
var sendRequestRecord = panel._sendRequestRecords[record.data.identifier];
if (sendRequestRecord) // False for main resource.
record.data.url = sendRequestRecord.data.url;
} else if (record.type === recordTypes.ResourceFinish) {
var sendRequestRecord = panel._sendRequestRecords[record.data.identifier];
if (sendRequestRecord) // False for main resource.
record.data.url = sendRequestRecord.data.url;
} else if (record.type === recordTypes.TimerInstall) {
this.timeout = record.data.timeout;
this.singleShot = record.data.singleShot;
panel._timerRecords[record.data.timerId] = this;
} else if (record.type === recordTypes.TimerFire) {
var timerInstalledRecord = panel._timerRecords[record.data.timerId];
if (timerInstalledRecord) {
this.callSiteStackTrace = timerInstalledRecord.stackTrace;
this.timeout = timerInstalledRecord.timeout;
this.singleShot = timerInstalledRecord.singleShot;
}
}
this.details = this._getRecordDetails(record, panel._sendRequestRecords);
}
WebInspector.TimelinePanel.FormattedRecord.prototype = {
isLong: function()
{
return (this._lastChildEndTime - this.startTime) > WebInspector.TimelinePanel.shortRecordThreshold;
},
get children()
{
if (!this._children)
this._children = [];
return this._children;
},
_generateAggregatedInfo: function()
{
var cell = document.createElement("span");
cell.className = "timeline-aggregated-info";
for (var index in this._aggregatedStats) {
var label = document.createElement("div");
label.className = "timeline-aggregated-category timeline-" + index;
cell.appendChild(label);
var text = document.createElement("span");
text.textContent = Number.secondsToString(this._aggregatedStats[index] + 0.0001);
cell.appendChild(text);
}
return cell;
},
_generatePopupContent: function(calculator, categories)
{
var contentHelper = new WebInspector.TimelinePanel.PopupContentHelper(this.title);
if (this._children && this._children.length) {
contentHelper._appendTextRow(WebInspector.UIString("Self Time"), Number.secondsToString(this._selfTime + 0.0001));
contentHelper._appendElementRow(WebInspector.UIString("Aggregated Time"), this._generateAggregatedInfo());
}
var text = WebInspector.UIString("%s (at %s)", Number.secondsToString(this._lastChildEndTime - this.startTime),
calculator.formatValue(this.startTime - calculator.minimumBoundary));
contentHelper._appendTextRow(WebInspector.UIString("Duration"), text);
var recordTypes = WebInspector.TimelineAgent.RecordType;
switch (this.type) {
case recordTypes.GCEvent:
contentHelper._appendTextRow(WebInspector.UIString("Collected"), Number.bytesToString(this.data.usedHeapSizeDelta));
break;
case recordTypes.TimerInstall:
case recordTypes.TimerFire:
case recordTypes.TimerRemove:
contentHelper._appendTextRow(WebInspector.UIString("Timer ID"), this.data.timerId);
if (typeof this.timeout === "number") {
contentHelper._appendTextRow(WebInspector.UIString("Timeout"), Number.secondsToString(this.timeout / 1000));
contentHelper._appendTextRow(WebInspector.UIString("Repeats"), !this.singleShot);
}
break;
case recordTypes.FunctionCall:
contentHelper._appendLinkRow(WebInspector.UIString("Location"), this.data.scriptName, this.data.scriptLine);
break;
case recordTypes.ScheduleResourceRequest:
case recordTypes.ResourceSendRequest:
case recordTypes.ResourceReceiveResponse:
case recordTypes.ResourceReceiveData:
case recordTypes.ResourceFinish:
contentHelper._appendLinkRow(WebInspector.UIString("Resource"), this.data.url);
if (this.data.requestMethod)
contentHelper._appendTextRow(WebInspector.UIString("Request Method"), this.data.requestMethod);
if (typeof this.data.statusCode === "number")
contentHelper._appendTextRow(WebInspector.UIString("Status Code"), this.data.statusCode);
if (this.data.mimeType)
contentHelper._appendTextRow(WebInspector.UIString("MIME Type"), this.data.mimeType);
if (typeof this.data.expectedContentLength === "number" && this.data.expectedContentLength !== -1)
contentHelper._appendTextRow(WebInspector.UIString("Expected Content Length"), this.data.expectedContentLength);
break;
case recordTypes.EvaluateScript:
if (this.data && this.data.url)
contentHelper._appendLinkRow(WebInspector.UIString("Script"), this.data.url, this.data.lineNumber);
break;
case recordTypes.Paint:
contentHelper._appendTextRow(WebInspector.UIString("Location"), WebInspector.UIString("(%d, %d)", this.data.x, this.data.y));
contentHelper._appendTextRow(WebInspector.UIString("Dimensions"), WebInspector.UIString("%d × %d", this.data.width, this.data.height));
case recordTypes.RecalculateStyles: // We don't want to see default details.
break;
default:
if (this.details)
contentHelper._appendTextRow(WebInspector.UIString("Details"), this.details);
break;
}
if (this.data.scriptName && this.type !== recordTypes.FunctionCall)
contentHelper._appendLinkRow(WebInspector.UIString("Function Call"), this.data.scriptName, this.data.scriptLine);
if (this.usedHeapSize)
contentHelper._appendTextRow(WebInspector.UIString("Used Heap Size"), WebInspector.UIString("%s of %s", Number.bytesToString(this.usedHeapSize), Number.bytesToString(this.totalHeapSize)));
if (this.callSiteStackTrace && this.callSiteStackTrace.length)
contentHelper._appendStackTrace(WebInspector.UIString("Call Site stack"), this.callSiteStackTrace);
if (this.stackTrace)
contentHelper._appendStackTrace(WebInspector.UIString("Call Stack"), this.stackTrace);
return contentHelper._contentTable;
},
_getRecordDetails: function(record, sendRequestRecords)
{
switch (record.type) {
case WebInspector.TimelineAgent.RecordType.GCEvent:
return WebInspector.UIString("%s collected", Number.bytesToString(record.data.usedHeapSizeDelta));
case WebInspector.TimelineAgent.RecordType.TimerFire:
return record.data.scriptName ? WebInspector.linkifyResourceAsNode(record.data.scriptName, "scripts", record.data.scriptLine, "", "") : record.data.timerId;
case WebInspector.TimelineAgent.RecordType.FunctionCall:
return record.data.scriptName ? WebInspector.linkifyResourceAsNode(record.data.scriptName, "scripts", record.data.scriptLine, "", "") : null;
case WebInspector.TimelineAgent.RecordType.EventDispatch:
return record.data ? record.data.type : null;
case WebInspector.TimelineAgent.RecordType.Paint:
return record.data.width + "\u2009\u00d7\u2009" + record.data.height;
case WebInspector.TimelineAgent.RecordType.TimerInstall:
case WebInspector.TimelineAgent.RecordType.TimerRemove:
return this.stackTrace ? WebInspector.linkifyResourceAsNode(this.stackTrace[0].scriptName, "scripts", this.stackTrace[0].lineNumber, "", "") : record.data.timerId;
case WebInspector.TimelineAgent.RecordType.ParseHTML:
case WebInspector.TimelineAgent.RecordType.RecalculateStyles:
return this.stackTrace ? WebInspector.linkifyResourceAsNode(this.stackTrace[0].scriptName, "scripts", this.stackTrace[0].lineNumber, "", "") : null;
case WebInspector.TimelineAgent.RecordType.EvaluateScript:
return record.data.url ? WebInspector.linkifyResourceAsNode(record.data.url, "scripts", record.data.lineNumber, "", "") : null;
case WebInspector.TimelineAgent.RecordType.XHRReadyStateChange:
case WebInspector.TimelineAgent.RecordType.XHRLoad:
case WebInspector.TimelineAgent.RecordType.ScheduleResourceRequest:
case WebInspector.TimelineAgent.RecordType.ResourceSendRequest:
case WebInspector.TimelineAgent.RecordType.ResourceReceiveData:
case WebInspector.TimelineAgent.RecordType.ResourceReceiveResponse:
case WebInspector.TimelineAgent.RecordType.ResourceFinish:
return WebInspector.displayNameForURL(record.data.url);
case WebInspector.TimelineAgent.RecordType.MarkTimeline:
return record.data.message;
default:
return null;
}
},
_calculateAggregatedStats: function(categories)
{
this._aggregatedStats = {};
for (var category in categories)
this._aggregatedStats[category] = 0;
this._cpuTime = this._selfTime;
if (this._children) {
for (var index = this._children.length; index; --index) {
var child = this._children[index - 1];
this._aggregatedStats[child.category.name] += child._selfTime;
for (var category in categories)
this._aggregatedStats[category] += child._aggregatedStats[category];
}
for (var category in this._aggregatedStats)
this._cpuTime += this._aggregatedStats[category];
}
}
}
WebInspector.TimelinePanel.PopupContentHelper = function(title)
{
this._contentTable = document.createElement("table");;
var titleCell = this._createCell(WebInspector.UIString("%s - Details", title), "timeline-details-title");
titleCell.colSpan = 2;
var titleRow = document.createElement("tr");
titleRow.appendChild(titleCell);
this._contentTable.appendChild(titleRow);
}
WebInspector.TimelinePanel.PopupContentHelper.prototype = {
_createCell: function(content, styleName)
{
var text = document.createElement("label");
text.appendChild(document.createTextNode(content));
var cell = document.createElement("td");
cell.className = "timeline-details";
if (styleName)
cell.className += " " + styleName;
cell.textContent = content;
return cell;
},
_appendTextRow: function(title, content)
{
var row = document.createElement("tr");
row.appendChild(this._createCell(title, "timeline-details-row-title"));
row.appendChild(this._createCell(content, "timeline-details-row-data"));
this._contentTable.appendChild(row);
},
_appendElementRow: function(title, content, titleStyle)
{
var row = document.createElement("tr");
var titleCell = this._createCell(title, "timeline-details-row-title");
if (titleStyle)
titleCell.addStyleClass(titleStyle);
row.appendChild(titleCell);
var cell = document.createElement("td");
cell.className = "timeline-details";
cell.appendChild(content);
row.appendChild(cell);
this._contentTable.appendChild(row);
},
_appendLinkRow: function(title, scriptName, scriptLine)
{
var link = WebInspector.linkifyResourceAsNode(scriptName, "scripts", scriptLine, "timeline-details");
this._appendElementRow(title, link);
},
_appendStackTrace: function(title, stackTrace)
{
this._appendTextRow("", "");
var framesTable = document.createElement("table");
for (var i = 0; i < stackTrace.length; ++i) {
var stackFrame = stackTrace[i];
var row = document.createElement("tr");
row.className = "timeline-details";
row.appendChild(this._createCell(stackFrame.functionName ? stackFrame.functionName : WebInspector.UIString("(anonymous function)"), "timeline-function-name"));
row.appendChild(this._createCell(" @ "));
var linkCell = document.createElement("td");
linkCell.appendChild(WebInspector.linkifyResourceAsNode(stackFrame.scriptName, "scripts", stackFrame.lineNumber, "timeline-details"));
row.appendChild(linkCell);
framesTable.appendChild(row);
}
this._appendElementRow(title, framesTable, "timeline-stacktrace-title");
}
}
WebInspector.TimelineExpandableElement = function(container)
{
this._element = document.createElement("div");
this._element.className = "timeline-expandable";
var leftBorder = document.createElement("div");
leftBorder.className = "timeline-expandable-left";
this._element.appendChild(leftBorder);
container.appendChild(this._element);
}
WebInspector.TimelineExpandableElement.prototype = {
_update: function(record, index, barPosition)
{
var rowHeight = WebInspector.TimelinePanel.rowHeight;
if (record._visibleChildrenCount || record._invisibleChildrenCount) {
this._element.style.top = index * rowHeight + "px";
this._element.style.left = barPosition.left + "px";
this._element.style.width = Math.max(12, barPosition.width + 25) + "px";
if (!record.collapsed) {
this._element.style.height = (record._visibleChildrenCount + 1) * rowHeight + "px";
this._element.addStyleClass("timeline-expandable-expanded");
this._element.removeStyleClass("timeline-expandable-collapsed");
} else {
this._element.style.height = rowHeight + "px";
this._element.addStyleClass("timeline-expandable-collapsed");
this._element.removeStyleClass("timeline-expandable-expanded");
}
this._element.removeStyleClass("hidden");
} else
this._element.addStyleClass("hidden");
},
_dispose: function()
{
this._element.parentElement.removeChild(this._element);
}
}