blob: b2526d71c93933e7b5bb8ab5b92433ca826c003c [file] [log] [blame]
/*
* Copyright (C) 2013, 2015-2016 Apple 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
*/
WI.TimelineOverview = class TimelineOverview extends WI.View
{
constructor(timelineRecording)
{
super();
console.assert(timelineRecording instanceof WI.TimelineRecording);
this._timelinesViewModeSettings = this._createViewModeSettings(WI.TimelineOverview.ViewMode.Timelines, WI.TimelineOverview.MinimumDurationPerPixel, WI.TimelineOverview.MaximumDurationPerPixel, 0.01, 0, 15);
this._instrumentTypes = WI.TimelineManager.availableTimelineTypes();
if (WI.FPSInstrument.supported()) {
let minimumDurationPerPixel = 1 / WI.TimelineRecordFrame.MaximumWidthPixels;
let maximumDurationPerPixel = 1 / WI.TimelineRecordFrame.MinimumWidthPixels;
this._renderingFramesViewModeSettings = this._createViewModeSettings(WI.TimelineOverview.ViewMode.RenderingFrames, minimumDurationPerPixel, maximumDurationPerPixel, minimumDurationPerPixel, 0, 100);
}
this._recording = timelineRecording;
this._recording.addEventListener(WI.TimelineRecording.Event.InstrumentAdded, this._instrumentAdded, this);
this._recording.addEventListener(WI.TimelineRecording.Event.InstrumentRemoved, this._instrumentRemoved, this);
this._recording.addEventListener(WI.TimelineRecording.Event.MarkerAdded, this._markerAdded, this);
this._recording.addEventListener(WI.TimelineRecording.Event.Reset, this._recordingReset, this);
this.element.classList.add("timeline-overview");
this._updateWheelAndGestureHandlers();
this._graphsContainerView = new WI.View;
this._graphsContainerView.element.classList.add("graphs-container");
this._graphsContainerView.element.addEventListener("click", this._handleGraphsContainerClick.bind(this));
this.addSubview(this._graphsContainerView);
this._selectedTimelineRecord = null;
this._overviewGraphsByTypeMap = new Map;
this._editInstrumentsButton = new WI.ActivateButtonNavigationItem("toggle-edit-instruments", WI.UIString("Edit configuration"), WI.UIString("Save configuration"));
this._editInstrumentsButton.addEventListener(WI.ButtonNavigationItem.Event.Clicked, this._toggleEditingInstruments, this);
this._editingInstruments = false;
this._updateEditInstrumentsButton();
let instrumentsNavigationBar = new WI.NavigationBar;
instrumentsNavigationBar.element.classList.add("timelines");
instrumentsNavigationBar.addNavigationItem(new WI.FlexibleSpaceNavigationItem);
instrumentsNavigationBar.addNavigationItem(this._editInstrumentsButton);
this.addSubview(instrumentsNavigationBar);
this._timelinesTreeOutline = new WI.TreeOutline;
this._timelinesTreeOutline.element.classList.add("timelines");
this._timelinesTreeOutline.disclosureButtons = false;
this._timelinesTreeOutline.large = true;
this._timelinesTreeOutline.addEventListener(WI.TreeOutline.Event.SelectionDidChange, this._timelinesTreeSelectionDidChange, this);
this.element.appendChild(this._timelinesTreeOutline.element);
this._treeElementsByTypeMap = new Map;
this._timelineRuler = new WI.TimelineRuler;
this._timelineRuler.allowsClippedLabels = true;
this._timelineRuler.allowsTimeRangeSelection = true;
this._timelineRuler.element.addEventListener("mousedown", this._timelineRulerMouseDown.bind(this));
this._timelineRuler.element.addEventListener("click", this._timelineRulerMouseClicked.bind(this));
this._timelineRuler.addEventListener(WI.TimelineRuler.Event.TimeRangeSelectionChanged, this._timeRangeSelectionChanged, this);
this.addSubview(this._timelineRuler);
this._stoppingTimeMarker = null;
this._currentTimeMarker = new WI.TimelineMarker(0, WI.TimelineMarker.Type.CurrentTime);
this._timelineRuler.addMarker(this._currentTimeMarker);
this._scrollContainerElement = document.createElement("div");
this._scrollContainerElement.classList.add("scroll-container");
this._scrollContainerElement.addEventListener("scroll", this._handleScrollEvent.bind(this));
this.element.appendChild(this._scrollContainerElement);
this._scrollWidthSizer = document.createElement("div");
this._scrollWidthSizer.classList.add("scroll-width-sizer");
this._scrollContainerElement.appendChild(this._scrollWidthSizer);
this._startTime = 0;
this._currentTime = 0;
this._revealCurrentTime = false;
this._endTime = 0;
this._pixelAlignDuration = false;
this._mouseWheelDelta = 0;
this._cachedScrollContainerWidth = NaN;
this._timelineRulerSelectionChanged = false;
this._viewMode = WI.TimelineOverview.ViewMode.Timelines;
this._selectedTimeline = null;
for (let instrument of this._recording.instruments)
this._instrumentAdded(instrument);
if (!WI.timelineManager.isCapturingPageReload())
this._resetSelection();
this._viewModeDidChange();
WI.timelineManager.addEventListener(WI.TimelineManager.Event.CapturingStateChanged, this._handleTimelineCapturingStateChanged, this);
WI.timelineManager.addEventListener(WI.TimelineManager.Event.RecordingImported, this._recordingImported, this);
}
// Import / Export
exportData()
{
let json = {
secondsPerPixel: this.secondsPerPixel,
scrollStartTime: this.scrollStartTime,
selectionStartTime: this.selectionStartTime,
selectionDuration: this.selectionDuration,
};
if (this._selectedTimeline)
json.selectedTimelineType = this._selectedTimeline.type;
return json;
}
// Public
get selectedTimeline()
{
return this._selectedTimeline;
}
set selectedTimeline(x)
{
if (this._editingInstruments)
return;
if (this._selectedTimeline === x)
return;
this._selectedTimeline = x;
if (this._selectedTimeline) {
let treeElement = this._treeElementsByTypeMap.get(this._selectedTimeline.type);
console.assert(treeElement, "Missing tree element for timeline", this._selectedTimeline);
let omitFocus = true;
let wasSelectedByUser = false;
treeElement.select(omitFocus, wasSelectedByUser);
} else if (this._timelinesTreeOutline.selectedTreeElement)
this._timelinesTreeOutline.selectedTreeElement.deselect();
}
get editingInstruments()
{
return this._editingInstruments;
}
get viewMode()
{
return this._viewMode;
}
set viewMode(x)
{
if (this._editingInstruments)
return;
if (this._viewMode === x)
return;
this._viewMode = x;
this._viewModeDidChange();
}
get startTime()
{
return this._startTime;
}
set startTime(x)
{
x = x || 0;
if (this._startTime === x)
return;
if (this._viewMode !== WI.TimelineOverview.ViewMode.RenderingFrames) {
let selectionOffset = this.selectionStartTime - this._startTime;
this.selectionStartTime = selectionOffset + x;
}
this._startTime = x;
this.needsLayout();
}
get currentTime()
{
return this._currentTime;
}
set currentTime(x)
{
x = x || 0;
if (this._currentTime === x)
return;
this._currentTime = x;
this._revealCurrentTime = true;
this.needsLayout();
}
get secondsPerPixel()
{
return this._currentSettings.durationPerPixelSetting.value;
}
set secondsPerPixel(x)
{
x = Math.min(this._currentSettings.maximumDurationPerPixel, Math.max(this._currentSettings.minimumDurationPerPixel, x));
if (this.secondsPerPixel === x)
return;
if (this._pixelAlignDuration) {
x = 1 / Math.round(1 / x);
if (this.secondsPerPixel === x)
return;
}
this._currentSettings.durationPerPixelSetting.value = x;
this.needsLayout();
}
get pixelAlignDuration()
{
return this._pixelAlignDuration;
}
set pixelAlignDuration(x)
{
if (this._pixelAlignDuration === x)
return;
this._mouseWheelDelta = 0;
this._pixelAlignDuration = x;
if (this._pixelAlignDuration)
this.secondsPerPixel = 1 / Math.round(1 / this.secondsPerPixel);
}
get endTime()
{
return this._endTime;
}
set endTime(x)
{
x = x || 0;
if (this._endTime === x)
return;
this._endTime = x;
this.needsLayout();
}
get scrollStartTime()
{
return this._currentSettings.scrollStartTime;
}
set scrollStartTime(x)
{
x = x || 0;
if (this.scrollStartTime === x)
return;
this._currentSettings.scrollStartTime = x;
this.needsLayout();
}
get scrollContainerWidth()
{
return this._cachedScrollContainerWidth;
}
get visibleDuration()
{
if (isNaN(this._cachedScrollContainerWidth)) {
this._cachedScrollContainerWidth = this._scrollContainerElement.offsetWidth;
if (!this._cachedScrollContainerWidth)
this._cachedScrollContainerWidth = NaN;
}
return this._cachedScrollContainerWidth * this.secondsPerPixel;
}
get selectionStartTime()
{
return this._timelineRuler.selectionStartTime;
}
set selectionStartTime(x)
{
x = x || 0;
if (this._timelineRuler.selectionStartTime === x)
return;
let selectionDuration = this.selectionDuration;
this._timelineRuler.selectionStartTime = x;
this._timelineRuler.selectionEndTime = x + selectionDuration;
}
get selectionDuration()
{
return this._timelineRuler.selectionEndTime - this._timelineRuler.selectionStartTime;
}
set selectionDuration(x)
{
x = Math.max(this._timelineRuler.minimumSelectionDuration, x);
this._timelineRuler.selectionEndTime = this._timelineRuler.selectionStartTime + x;
}
get height()
{
let height = 0;
for (let overviewGraph of this._overviewGraphsByTypeMap.values()) {
if (overviewGraph.visible)
height += overviewGraph.height;
}
return height;
}
get visible()
{
return this._visible;
}
shown()
{
this._visible = true;
for (let [type, overviewGraph] of this._overviewGraphsByTypeMap) {
if (this._canShowTimelineType(type))
overviewGraph.shown();
}
this.updateLayout(WI.View.LayoutReason.Resize);
}
hidden()
{
this._visible = false;
for (let overviewGraph of this._overviewGraphsByTypeMap.values())
overviewGraph.hidden();
this.hideScanner();
}
closed()
{
WI.timelineManager.removeEventListener(null, null, this);
super.closed();
}
reset()
{
this._selectedTimelineRecord = null;
for (let overviewGraph of this._overviewGraphsByTypeMap.values())
overviewGraph.reset();
this._mouseWheelDelta = 0;
this._resetSelection();
}
revealMarker(marker)
{
this.scrollStartTime = marker.time - (this.visibleDuration / 2);
}
recordWasFiltered(timeline, record, filtered)
{
let overviewGraph = this._overviewGraphsByTypeMap.get(timeline.type);
console.assert(overviewGraph, "Missing overview graph for timeline type " + timeline.type);
if (!overviewGraph)
return;
console.assert(overviewGraph.visible, "Record filtered in hidden overview graph", record);
overviewGraph.recordWasFiltered(record, filtered);
}
selectRecord(timeline, record)
{
let overviewGraph = this._overviewGraphsByTypeMap.get(timeline.type);
console.assert(overviewGraph, "Missing overview graph for timeline type " + timeline.type);
if (!overviewGraph)
return;
console.assert(overviewGraph.visible, "Record selected in hidden overview graph", record);
overviewGraph.selectedRecord = record;
}
showScanner(time)
{
this._timelineRuler.showScanner(time);
}
hideScanner()
{
this._timelineRuler.hideScanner();
}
updateLayoutIfNeeded(layoutReason)
{
if (this.layoutPending) {
super.updateLayoutIfNeeded(layoutReason);
return;
}
this._timelineRuler.updateLayoutIfNeeded(layoutReason);
for (let overviewGraph of this._overviewGraphsByTypeMap.values()) {
if (overviewGraph.visible)
overviewGraph.updateLayoutIfNeeded(layoutReason);
}
}
discontinuitiesInTimeRange(startTime, endTime)
{
return this._recording.discontinuitiesInTimeRange(startTime, endTime);
}
// Protected
get timelineRuler()
{
return this._timelineRuler;
}
layout()
{
let startTime = this._startTime;
let endTime = this._endTime;
let currentTime = this._currentTime;
if (this._viewMode === WI.TimelineOverview.ViewMode.RenderingFrames) {
let renderingFramesTimeline = this._recording.timelines.get(WI.TimelineRecord.Type.RenderingFrame);
console.assert(renderingFramesTimeline, "Recoring missing rendering frames timeline");
startTime = 0;
endTime = renderingFramesTimeline.records.length;
currentTime = endTime;
}
// Calculate the required width based on the duration and seconds per pixel.
let duration = endTime - startTime;
let newWidth = Math.ceil(duration / this.secondsPerPixel);
// Update all relevant elements to the new required width.
this._updateElementWidth(this._scrollWidthSizer, newWidth);
this._currentTimeMarker.time = currentTime;
if (this._revealCurrentTime) {
this.revealMarker(this._currentTimeMarker);
this._revealCurrentTime = false;
}
const visibleDuration = this.visibleDuration;
// Clamp the scroll start time to match what the scroll bar would allow.
let scrollStartTime = Math.min(this.scrollStartTime, endTime - visibleDuration);
scrollStartTime = Math.max(startTime, scrollStartTime);
this._timelineRuler.zeroTime = startTime;
this._timelineRuler.startTime = scrollStartTime;
this._timelineRuler.secondsPerPixel = this.secondsPerPixel;
if (!this._dontUpdateScrollLeft) {
this._ignoreNextScrollEvent = true;
let scrollLeft = Math.ceil((scrollStartTime - startTime) / this.secondsPerPixel);
if (scrollLeft)
this._scrollContainerElement.scrollLeft = scrollLeft;
}
for (let overviewGraph of this._overviewGraphsByTypeMap.values()) {
if (!overviewGraph.visible)
continue;
overviewGraph.zeroTime = startTime;
overviewGraph.startTime = scrollStartTime;
overviewGraph.currentTime = currentTime;
overviewGraph.endTime = scrollStartTime + visibleDuration;
}
}
sizeDidChange()
{
this._cachedScrollContainerWidth = NaN;
}
// Private
_updateElementWidth(element, newWidth)
{
var currentWidth = parseInt(element.style.width);
if (currentWidth !== newWidth)
element.style.width = newWidth + "px";
}
_handleScrollEvent(event)
{
if (this._ignoreNextScrollEvent) {
this._ignoreNextScrollEvent = false;
return;
}
this._dontUpdateScrollLeft = true;
let scrollOffset = this._scrollContainerElement.scrollLeft;
if (WI.resolvedLayoutDirection() === WI.LayoutDirection.RTL)
this.scrollStartTime = this._startTime - (scrollOffset * this.secondsPerPixel);
else
this.scrollStartTime = this._startTime + (scrollOffset * this.secondsPerPixel);
// Force layout so we can update with the scroll position synchronously.
this.updateLayoutIfNeeded();
this._dontUpdateScrollLeft = false;
this.element.classList.toggle("has-scrollbar", this._scrollContainerElement.clientHeight <= 1);
}
_handleWheelEvent(event)
{
// Ignore cloned events that come our way, we already handled the original.
if (event.__cloned)
return;
// Ignore wheel events while handing gestures.
if (this._handlingGesture)
return;
// Require twice the vertical delta to overcome horizontal scrolling. This prevents most
// cases of inadvertent zooming for slightly diagonal scrolls.
if (Math.abs(event.deltaX) >= Math.abs(event.deltaY) * 0.5) {
// Clone the event to dispatch it on the scroll container. Mark it as cloned so we don't get into a loop.
let newWheelEvent = new event.constructor(event.type, event);
newWheelEvent.__cloned = true;
this._scrollContainerElement.dispatchEvent(newWheelEvent);
return;
}
// Remember the mouse position in time.
let mouseOffset = event.pageX - this._graphsContainerView.element.totalOffsetLeft;
let mousePositionTime = this._currentSettings.scrollStartTime + (mouseOffset * this.secondsPerPixel);
let deviceDirection = event.webkitDirectionInvertedFromDevice ? 1 : -1;
let delta = event.deltaY * (this.secondsPerPixel / WI.TimelineOverview.ScrollDeltaDenominator) * deviceDirection;
// Reset accumulated wheel delta when direction changes.
if (this._pixelAlignDuration && (delta < 0 && this._mouseWheelDelta >= 0 || delta >= 0 && this._mouseWheelDelta < 0))
this._mouseWheelDelta = 0;
let previousDurationPerPixel = this.secondsPerPixel;
this._mouseWheelDelta += delta;
this.secondsPerPixel += this._mouseWheelDelta;
if (this.secondsPerPixel === this._currentSettings.minimumDurationPerPixel && delta < 0 || this.secondsPerPixel === this._currentSettings.maximumDurationPerPixel && delta >= 0)
this._mouseWheelDelta = 0;
else
this._mouseWheelDelta = previousDurationPerPixel + this._mouseWheelDelta - this.secondsPerPixel;
// Center the zoom around the mouse based on the remembered mouse position time.
this.scrollStartTime = mousePositionTime - (mouseOffset * this.secondsPerPixel);
this.element.classList.toggle("has-scrollbar", this._scrollContainerElement.clientHeight <= 1);
event.preventDefault();
event.stopPropagation();
}
_handleGestureStart(event)
{
if (this._handlingGesture) {
// FIXME: <https://webkit.org/b/151068> [Mac] Unexpected gesturestart events when already handling gesture
return;
}
let mouseOffset = event.pageX - this._graphsContainerView.element.totalOffsetLeft;
let mousePositionTime = this._currentSettings.scrollStartTime + (mouseOffset * this.secondsPerPixel);
this._handlingGesture = true;
this._gestureStartStartTime = mousePositionTime;
this._gestureStartDurationPerPixel = this.secondsPerPixel;
this.element.classList.toggle("has-scrollbar", this._scrollContainerElement.clientHeight <= 1);
event.preventDefault();
event.stopPropagation();
}
_handleGestureChange(event)
{
// Cap zooming out at 5x.
let scale = Math.max(1 / 5, event.scale);
let mouseOffset = event.pageX - this._graphsContainerView.element.totalOffsetLeft;
let newSecondsPerPixel = this._gestureStartDurationPerPixel / scale;
this.secondsPerPixel = newSecondsPerPixel;
this.scrollStartTime = this._gestureStartStartTime - (mouseOffset * this.secondsPerPixel);
event.preventDefault();
event.stopPropagation();
}
_handleGestureEnd(event)
{
this._handlingGesture = false;
this._gestureStartStartTime = NaN;
this._gestureStartDurationPerPixel = NaN;
}
_instrumentAdded(instrumentOrEvent)
{
let instrument = instrumentOrEvent instanceof WI.Instrument ? instrumentOrEvent : instrumentOrEvent.data.instrument;
console.assert(instrument instanceof WI.Instrument, instrument);
let timeline = this._recording.timelineForInstrument(instrument);
console.assert(!this._overviewGraphsByTypeMap.has(timeline.type), timeline);
console.assert(!this._treeElementsByTypeMap.has(timeline.type), timeline);
let treeElement = new WI.TimelineTreeElement(timeline);
let insertionIndex = insertionIndexForObjectInListSortedByFunction(treeElement, this._timelinesTreeOutline.children, this._compareTimelineTreeElements.bind(this));
this._timelinesTreeOutline.insertChild(treeElement, insertionIndex);
this._treeElementsByTypeMap.set(timeline.type, treeElement);
let overviewGraph = WI.TimelineOverviewGraph.createForTimeline(timeline, this);
overviewGraph.addEventListener(WI.TimelineOverviewGraph.Event.RecordSelected, this._handleOverviewGraphRecordSelected, this);
this._overviewGraphsByTypeMap.set(timeline.type, overviewGraph);
this._graphsContainerView.insertSubviewBefore(overviewGraph, this._graphsContainerView.subviews[insertionIndex]);
treeElement.element.style.height = overviewGraph.height + "px";
if (!this._canShowTimelineType(timeline.type)) {
overviewGraph.hidden();
treeElement.hidden = true;
}
this.needsLayout();
}
_instrumentRemoved(event)
{
let instrument = event.data.instrument;
console.assert(instrument instanceof WI.Instrument, instrument);
let timeline = this._recording.timelineForInstrument(instrument);
let overviewGraph = this._overviewGraphsByTypeMap.get(timeline.type);
console.assert(overviewGraph, "Missing overview graph for timeline type", timeline.type);
let treeElement = this._treeElementsByTypeMap.get(timeline.type);
let shouldSuppressOnDeselect = false;
let shouldSuppressSelectSibling = true;
this._timelinesTreeOutline.removeChild(treeElement, shouldSuppressOnDeselect, shouldSuppressSelectSibling);
overviewGraph.removeEventListener(WI.TimelineOverviewGraph.Event.RecordSelected, this._handleOverviewGraphRecordSelected, this);
this._graphsContainerView.removeSubview(overviewGraph);
this._overviewGraphsByTypeMap.delete(timeline.type);
this._treeElementsByTypeMap.delete(timeline.type);
}
_markerAdded(event)
{
this._timelineRuler.addMarker(event.data.marker);
}
_handleGraphsContainerClick(event)
{
// Set when a WI.TimelineRecordBar receives the "click" first and is about to be selected.
if (event.__timelineRecordClickEventHandled)
return;
this._recordSelected(null, null);
}
_timelineRulerMouseDown(event)
{
this._timelineRulerSelectionChanged = false;
}
_timelineRulerMouseClicked(event)
{
if (this._timelineRulerSelectionChanged)
return;
for (let overviewGraph of this._overviewGraphsByTypeMap.values()) {
if (!overviewGraph.visible)
continue;
let graphRect = overviewGraph.element.getBoundingClientRect();
if (!(event.pageX >= graphRect.left && event.pageX <= graphRect.right && event.pageY >= graphRect.top && event.pageY <= graphRect.bottom))
continue;
// Clone the event to dispatch it on the overview graph element.
let newClickEvent = new event.constructor(event.type, event);
overviewGraph.element.dispatchEvent(newClickEvent);
return;
}
}
_timeRangeSelectionChanged(event)
{
this._timelineRulerSelectionChanged = true;
let startTime = this._viewMode === WI.TimelineOverview.ViewMode.Timelines ? this._startTime : 0;
this._currentSettings.selectionStartValueSetting.value = this.selectionStartTime - startTime;
this._currentSettings.selectionDurationSetting.value = this.selectionDuration;
this.dispatchEventToListeners(WI.TimelineOverview.Event.TimeRangeSelectionChanged);
}
_handleOverviewGraphRecordSelected(event)
{
let {record, recordBar} = event.data;
// Ignore deselection events, as they are handled by the newly selected record's timeline.
if (!record)
return;
this._recordSelected(record, recordBar);
}
_recordSelected(record, recordBar)
{
if (record === this._selectedTimelineRecord)
return;
if (this._selectedTimelineRecord && (!record || this._selectedTimelineRecord.type !== record.type)) {
let timelineOverviewGraph = this._overviewGraphsByTypeMap.get(this._selectedTimelineRecord.type);
console.assert(timelineOverviewGraph);
if (timelineOverviewGraph)
timelineOverviewGraph.selectedRecord = null;
}
this._selectedTimelineRecord = record;
if (this._selectedTimelineRecord) {
let firstRecord = this._selectedTimelineRecord;
let lastRecord = this._selectedTimelineRecord;
if (recordBar) {
firstRecord = recordBar.records[0];
lastRecord = recordBar.records.lastValue;
}
let startTime = firstRecord instanceof WI.RenderingFrameTimelineRecord ? firstRecord.frameIndex : firstRecord.startTime;
let endTime = lastRecord instanceof WI.RenderingFrameTimelineRecord ? lastRecord.frameIndex : lastRecord.endTime;
if (startTime < this.selectionStartTime || (endTime > this.selectionStartTime + this.selectionDuration) || firstRecord instanceof WI.CPUTimelineRecord) {
let selectionPadding = this.secondsPerPixel * 10;
this.selectionStartTime = startTime - selectionPadding;
this.selectionDuration = endTime - startTime + (selectionPadding * 2);
}
}
this.dispatchEventToListeners(WI.TimelineOverview.Event.RecordSelected, {record: this._selectedTimelineRecord});
}
_resetSelection()
{
function reset(settings)
{
settings.durationPerPixelSetting.reset();
settings.selectionStartValueSetting.reset();
settings.selectionDurationSetting.reset();
}
reset(this._timelinesViewModeSettings);
if (this._renderingFramesViewModeSettings)
reset(this._renderingFramesViewModeSettings);
this.secondsPerPixel = this._currentSettings.durationPerPixelSetting.value;
this.selectionStartTime = this._currentSettings.selectionStartValueSetting.value;
this.selectionDuration = this._currentSettings.selectionDurationSetting.value;
}
_recordingReset(event)
{
this._timelineRuler.clearMarkers();
this._timelineRuler.addMarker(this._currentTimeMarker);
if (this._stoppingTimeMarker) {
this._stoppingTimeMarker.time = -1; // Hide the marker.
this._timelineRuler.addMarker(this._stoppingTimeMarker);
}
}
_canShowTimelineType(type)
{
let timelineViewMode = WI.TimelineOverview.ViewMode.Timelines;
if (type === WI.TimelineRecord.Type.RenderingFrame)
timelineViewMode = WI.TimelineOverview.ViewMode.RenderingFrames;
return timelineViewMode === this._viewMode;
}
_viewModeDidChange()
{
let startTime = 0;
let isRenderingFramesMode = this._viewMode === WI.TimelineOverview.ViewMode.RenderingFrames;
if (isRenderingFramesMode) {
this._timelineRuler.minimumSelectionDuration = 1;
this._timelineRuler.snapInterval = 1;
this._timelineRuler.formatLabelCallback = (value) => value.maxDecimals(0).toLocaleString();
} else {
this._timelineRuler.minimumSelectionDuration = 0.01;
this._timelineRuler.snapInterval = NaN;
this._timelineRuler.formatLabelCallback = null;
startTime = this._startTime;
}
this.pixelAlignDuration = isRenderingFramesMode;
this.selectionStartTime = this._currentSettings.selectionStartValueSetting.value + startTime;
this.selectionDuration = this._currentSettings.selectionDurationSetting.value;
for (let [type, overviewGraph] of this._overviewGraphsByTypeMap) {
let treeElement = this._treeElementsByTypeMap.get(type);
console.assert(treeElement, "Missing tree element for timeline type", type);
treeElement.hidden = !this._canShowTimelineType(type);
if (treeElement.hidden)
overviewGraph.hidden();
else
overviewGraph.shown();
}
this.element.classList.toggle("frames", isRenderingFramesMode);
this.updateLayout(WI.View.LayoutReason.Resize);
}
_createViewModeSettings(viewMode, minimumDurationPerPixel, maximumDurationPerPixel, durationPerPixel, selectionStartValue, selectionDuration)
{
durationPerPixel = Math.min(maximumDurationPerPixel, Math.max(minimumDurationPerPixel, durationPerPixel));
let durationPerPixelSetting = new WI.Setting(viewMode + "-duration-per-pixel", durationPerPixel);
let selectionStartValueSetting = new WI.Setting(viewMode + "-selection-start-value", selectionStartValue);
let selectionDurationSetting = new WI.Setting(viewMode + "-selection-duration", selectionDuration);
return {
scrollStartTime: 0,
minimumDurationPerPixel,
maximumDurationPerPixel,
durationPerPixelSetting,
selectionStartValueSetting,
selectionDurationSetting
};
}
get _currentSettings()
{
return this._viewMode === WI.TimelineOverview.ViewMode.Timelines ? this._timelinesViewModeSettings : this._renderingFramesViewModeSettings;
}
_timelinesTreeSelectionDidChange(event)
{
let timeline = null;
let selectedTreeElement = this._timelinesTreeOutline.selectedTreeElement;
if (selectedTreeElement) {
timeline = selectedTreeElement.representedObject;
console.assert(timeline instanceof WI.Timeline, timeline);
console.assert(this._recording.timelines.get(timeline.type) === timeline, timeline);
for (let [type, overviewGraph] of this._overviewGraphsByTypeMap)
overviewGraph.selected = type === timeline.type;
}
this._selectedTimeline = timeline;
this.dispatchEventToListeners(WI.TimelineOverview.Event.TimelineSelected);
}
_toggleEditingInstruments(event)
{
if (this._editingInstruments)
this._stopEditingInstruments();
else
this._startEditingInstruments();
}
_editingInstrumentsDidChange()
{
this.element.classList.toggle(WI.TimelineOverview.EditInstrumentsStyleClassName, this._editingInstruments);
this._timelineRuler.enabled = !this._editingInstruments;
this._updateWheelAndGestureHandlers();
this._updateEditInstrumentsButton();
this.dispatchEventToListeners(WI.TimelineOverview.Event.EditingInstrumentsDidChange);
}
_updateEditInstrumentsButton()
{
let newLabel = this._editingInstruments ? WI.UIString("Done") : WI.UIString("Edit");
this._editInstrumentsButton.label = newLabel;
this._editInstrumentsButton.activated = this._editingInstruments;
this._editInstrumentsButton.enabled = !WI.timelineManager.isCapturing();
}
_updateWheelAndGestureHandlers()
{
if (this._editingInstruments) {
this.element.removeEventListener("wheel", this._handleWheelEventListener);
this.element.removeEventListener("gesturestart", this._handleGestureStartEventListener);
this.element.removeEventListener("gesturechange", this._handleGestureChangeEventListener);
this.element.removeEventListener("gestureend", this._handleGestureEndEventListener);
this._handleWheelEventListener = null;
this._handleGestureStartEventListener = null;
this._handleGestureChangeEventListener = null;
this._handleGestureEndEventListener = null;
} else {
this._handleWheelEventListener = this._handleWheelEvent.bind(this);
this._handleGestureStartEventListener = this._handleGestureStart.bind(this);
this._handleGestureChangeEventListener = this._handleGestureChange.bind(this);
this._handleGestureEndEventListener = this._handleGestureEnd.bind(this);
this.element.addEventListener("wheel", this._handleWheelEventListener);
this.element.addEventListener("gesturestart", this._handleGestureStartEventListener);
this.element.addEventListener("gesturechange", this._handleGestureChangeEventListener);
this.element.addEventListener("gestureend", this._handleGestureEndEventListener);
}
}
_startEditingInstruments()
{
console.assert(this._viewMode === WI.TimelineOverview.ViewMode.Timelines);
if (this._editingInstruments)
return;
this._editingInstruments = true;
for (let type of this._instrumentTypes) {
let treeElement = this._treeElementsByTypeMap.get(type);
if (!treeElement) {
let timeline = this._recording.timelines.get(type);
console.assert(timeline, "Missing timeline for type " + type);
const placeholder = true;
treeElement = new WI.TimelineTreeElement(timeline, placeholder);
let insertionIndex = insertionIndexForObjectInListSortedByFunction(treeElement, this._timelinesTreeOutline.children, this._compareTimelineTreeElements.bind(this));
this._timelinesTreeOutline.insertChild(treeElement, insertionIndex);
let placeholderGraph = new WI.View;
placeholderGraph.element.classList.add("timeline-overview-graph");
treeElement[WI.TimelineOverview.PlaceholderOverviewGraph] = placeholderGraph;
this._graphsContainerView.insertSubviewBefore(placeholderGraph, this._graphsContainerView.subviews[insertionIndex]);
}
treeElement.editing = true;
treeElement.addEventListener(WI.TimelineTreeElement.Event.EnabledDidChange, this._timelineTreeElementEnabledDidChange, this);
}
this._editingInstrumentsDidChange();
}
_stopEditingInstruments()
{
if (!this._editingInstruments)
return;
this._editingInstruments = false;
let instruments = this._recording.instruments;
for (let treeElement of this._treeElementsByTypeMap.values()) {
if (treeElement.status.checked) {
treeElement.editing = false;
treeElement.removeEventListener(WI.TimelineTreeElement.Event.EnabledDidChange, this._timelineTreeElementEnabledDidChange, this);
continue;
}
let timelineInstrument = instruments.find((instrument) => instrument.timelineRecordType === treeElement.representedObject.type);
this._recording.removeInstrument(timelineInstrument);
}
let placeholderTreeElements = this._timelinesTreeOutline.children.filter((treeElement) => treeElement.placeholder);
for (let treeElement of placeholderTreeElements) {
this._timelinesTreeOutline.removeChild(treeElement);
let placeholderGraph = treeElement[WI.TimelineOverview.PlaceholderOverviewGraph];
console.assert(placeholderGraph);
this._graphsContainerView.removeSubview(placeholderGraph);
if (treeElement.status.checked) {
let instrument = WI.Instrument.createForTimelineType(treeElement.representedObject.type);
this._recording.addInstrument(instrument);
}
}
let instrumentTypes = instruments.map((instrument) => instrument.timelineRecordType);
WI.timelineManager.enabledTimelineTypes = instrumentTypes;
this._editingInstrumentsDidChange();
}
_handleTimelineCapturingStateChanged(event)
{
switch (WI.timelineManager.capturingState) {
case WI.TimelineManager.CapturingState.Starting:
if (this._stoppingTimeMarker)
this._stoppingTimeMarker.time = -1; // Hide the marker when capturing resumes.
break;
case WI.TimelineManager.CapturingState.Active:
this._editInstrumentsButton.enabled = false;
this._stopEditingInstruments();
break;
case WI.TimelineManager.CapturingState.Stopping:
if (!this._stoppingTimeMarker) {
this._stoppingTimeMarker = new WI.TimelineMarker(this._currentTime, WI.TimelineMarker.Type.StoppingTime);
this._timelineRuler.addMarker(this._stoppingTimeMarker);
} else
this._stoppingTimeMarker.time = this._currentTime;
break;
case WI.TimelineManager.CapturingState.Inactive:
this._editInstrumentsButton.enabled = true;
break;
}
}
_recordingImported(event)
{
let {overviewData} = event.data;
if (overviewData.secondsPerPixel !== undefined)
this.secondsPerPixel = overviewData.secondsPerPixel;
if (overviewData.scrollStartTime !== undefined)
this.scrollStartTime = overviewData.scrollStartTime;
if (overviewData.selectionStartTime !== undefined)
this.selectionStartTime = overviewData.selectionStartTime;
if (overviewData.selectionDuration !== undefined) {
if (overviewData.selectionDuration === Number.MAX_VALUE)
this._timelineRuler.selectEntireRange();
else
this.selectionDuration = overviewData.selectionDuration;
}
if (overviewData.selectedTimelineType !== undefined) {
let timeline = this._recording.timelineForRecordType(overviewData.selectedTimelineType);
if (timeline)
this.selectedTimeline = timeline;
}
}
_compareTimelineTreeElements(a, b)
{
let aTimelineType = a.representedObject.type;
let bTimelineType = b.representedObject.type;
// Always sort the Rendering Frames timeline last.
if (aTimelineType === WI.TimelineRecord.Type.RenderingFrame)
return 1;
if (bTimelineType === WI.TimelineRecord.Type.RenderingFrame)
return -1;
if (a.placeholder !== b.placeholder)
return a.placeholder ? 1 : -1;
let aTimelineIndex = this._instrumentTypes.indexOf(aTimelineType);
let bTimelineIndex = this._instrumentTypes.indexOf(bTimelineType);
return aTimelineIndex - bTimelineIndex;
}
_timelineTreeElementEnabledDidChange(event)
{
let enabled = this._timelinesTreeOutline.children.some((treeElement) => {
let timelineType = treeElement.representedObject.type;
return this._canShowTimelineType(timelineType) && treeElement.status.checked;
});
this._editInstrumentsButton.enabled = enabled;
}
};
WI.TimelineOverview.PlaceholderOverviewGraph = Symbol("placeholder-overview-graph");
WI.TimelineOverview.ScrollDeltaDenominator = 500;
WI.TimelineOverview.EditInstrumentsStyleClassName = "edit-instruments";
WI.TimelineOverview.MinimumDurationPerPixel = 0.0001;
WI.TimelineOverview.MaximumDurationPerPixel = 60;
WI.TimelineOverview.ViewMode = {
Timelines: "timeline-overview-view-mode-timelines",
RenderingFrames: "timeline-overview-view-mode-rendering-frames"
};
WI.TimelineOverview.Event = {
EditingInstrumentsDidChange: "editing-instruments-did-change",
RecordSelected: "timeline-overview-record-selected",
TimelineSelected: "timeline-overview-timeline-selected",
TimeRangeSelectionChanged: "timeline-overview-time-range-selection-changed"
};