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/*
* Copyright (C) 2014, 2015 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.TimelineOverviewGraph = class TimelineOverviewGraph extends WI.View
{
constructor(timelineOverview)
{
super();
this.element.classList.add("timeline-overview-graph");
this._zeroTime = 0;
this._startTime = 0;
this._endTime = 5;
this._currentTime = 0;
this._timelineOverview = timelineOverview;
this._selectedRecord = null;
this._selectedRecordBar = null;
this._scheduledSelectedRecordLayoutUpdateIdentifier = undefined;
this._selected = false;
this._hidden = false;
}
// Public
static createForTimeline(timeline, timelineOverview)
{
console.assert(timeline instanceof WI.Timeline, timeline);
console.assert(timelineOverview instanceof WI.TimelineOverview, timelineOverview);
var timelineType = timeline.type;
if (timelineType === WI.TimelineRecord.Type.Network)
return new WI.NetworkTimelineOverviewGraph(timeline, timelineOverview);
if (timelineType === WI.TimelineRecord.Type.Layout)
return new WI.LayoutTimelineOverviewGraph(timeline, timelineOverview);
if (timelineType === WI.TimelineRecord.Type.Script)
return new WI.ScriptTimelineOverviewGraph(timeline, timelineOverview);
if (timelineType === WI.TimelineRecord.Type.RenderingFrame)
return new WI.RenderingFrameTimelineOverviewGraph(timeline, timelineOverview);
if (timelineType === WI.TimelineRecord.Type.CPU)
return new WI.CPUTimelineOverviewGraph(timeline, timelineOverview);
if (timelineType === WI.TimelineRecord.Type.Memory)
return new WI.MemoryTimelineOverviewGraph(timeline, timelineOverview);
if (timelineType === WI.TimelineRecord.Type.HeapAllocations)
return new WI.HeapAllocationsTimelineOverviewGraph(timeline, timelineOverview);
if (timelineType === WI.TimelineRecord.Type.Media)
return new WI.MediaTimelineOverviewGraph(timeline, timelineOverview);
if (timelineType === WI.TimelineRecord.Type.Screenshots)
return new WI.ScreenshotsTimelineOverviewGraph(timeline, timelineOverview);
throw new Error("Can't make a graph for an unknown timeline.");
}
get zeroTime()
{
return this._zeroTime;
}
set zeroTime(x)
{
x = x || 0;
if (this._zeroTime === x)
return;
this._zeroTime = x;
this.needsLayout();
}
get startTime()
{
return this._startTime;
}
set startTime(x)
{
x = x || 0;
if (this._startTime === x)
return;
this._startTime = x;
this.needsLayout();
}
get endTime()
{
return this._endTime;
}
set endTime(x)
{
x = x || 0;
if (this._endTime === x)
return;
this._endTime = x;
this.needsLayout();
}
get currentTime()
{
return this._currentTime;
}
set currentTime(x)
{
x = x || 0;
if (this._currentTime === x)
return;
let oldCurrentTime = this._currentTime;
this._currentTime = x;
if ((this._startTime <= oldCurrentTime && oldCurrentTime <= this._endTime) || (this._startTime <= this._currentTime && this._currentTime <= this._endTime))
this.needsLayout();
}
get timelineOverview()
{
return this._timelineOverview;
}
get secondsPerPixel() { return this._timelineOverview.secondsPerPixel; }
get hidden()
{
return this._hidden;
}
set hidden(hidden)
{
if (!xor(hidden, this._hidden))
return;
this._hidden = hidden;
this.element.classList.toggle("hidden", this._hidden);
if (!this._hidden)
this.updateLayout();
}
get selectedRecord()
{
return this._selectedRecord;
}
set selectedRecord(x)
{
if (this._selectedRecord === x)
return;
this._selectedRecord = x;
this._needsSelectedRecordLayout();
}
get selectedRecordBar()
{
return this._selectedRecordBar;
}
set selectedRecordBar(recordBar)
{
if (this._selectedRecordBar === recordBar)
return;
if (this._selectedRecordBar)
this._selectedRecordBar.selected = false;
this._selectedRecordBar = recordBar;
if (this._selectedRecordBar) {
this._selectedRecordBar.selected = true;
console.assert(this._selectedRecordBar.records.includes(this._selectedRecord));
}
}
get height()
{
// Overridden by sub-classes if needed.
return 36;
}
get selected()
{
return this._selected;
}
set selected(x)
{
if (this._selected === x)
return;
this._selected = x;
this.element.classList.toggle("selected", this._selected);
}
reset()
{
// Implemented by sub-classes if needed.
}
recordWasFiltered(record, filtered)
{
// Implemented by sub-classes if needed.
}
needsLayout()
{
// FIXME: needsLayout can be removed once <https://webkit.org/b/150741> is fixed.
if (this._hidden)
return;
super.needsLayout();
}
didLayoutSubtree()
{
super.didLayoutSubtree();
this.updateSelectedRecord();
}
// TimelineRecordBar delegate
timelineRecordBarClicked(timelineRecordBar)
{
this.selectedRecord = timelineRecordBar.records[0];
}
// Protected
updateSelectedRecord()
{
// Implemented by sub-classes if needed.
}
// Private
_needsSelectedRecordLayout()
{
// If layout is scheduled, abort since the selected record will be updated when layout happens.
if (this.layoutPending)
return;
if (this._scheduledSelectedRecordLayoutUpdateIdentifier)
return;
this._scheduledSelectedRecordLayoutUpdateIdentifier = requestAnimationFrame(() => {
this._scheduledSelectedRecordLayoutUpdateIdentifier = undefined;
this.updateSelectedRecord();
this.dispatchEventToListeners(WI.TimelineOverviewGraph.Event.RecordSelected, {record: this.selectedRecord, recordBar: this.selectedRecordBar});
});
}
};
WI.TimelineOverviewGraph.Event = {
RecordSelected: "timeline-overview-graph-record-selected"
};