1/*
2 * Copyright (C) 2014 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26WebInspector.ScriptTimelineOverviewGraph = function(recording)
27{
28    WebInspector.TimelineOverviewGraph.call(this, recording);
29
30    this.element.classList.add(WebInspector.ScriptTimelineOverviewGraph.StyleClassName);
31
32    this._scriptTimeline = recording.timelines.get(WebInspector.TimelineRecord.Type.Script);
33    this._scriptTimeline.addEventListener(WebInspector.Timeline.Event.RecordAdded, this._scriptTimelineRecordAdded, this);
34
35    this._timelineRecordBars = [];
36
37    this.reset();
38};
39
40WebInspector.ScriptTimelineOverviewGraph.StyleClassName = "script";
41
42WebInspector.ScriptTimelineOverviewGraph.prototype = {
43    constructor: WebInspector.ScriptTimelineOverviewGraph,
44    __proto__: WebInspector.TimelineOverviewGraph.prototype,
45
46    // Public
47
48    reset: function()
49    {
50        WebInspector.TimelineOverviewGraph.prototype.reset.call(this);
51
52        this._timelineRecordBarMap = new Map;
53
54        this.element.removeChildren();
55    },
56
57    updateLayout: function()
58    {
59        WebInspector.TimelineOverviewGraph.prototype.updateLayout.call(this);
60
61        var secondsPerPixel = this.timelineOverview.secondsPerPixel;
62
63        var recordBarIndex = 0;
64
65        function createBar(records, renderMode)
66        {
67            var timelineRecordBar = this._timelineRecordBars[recordBarIndex];
68            if (!timelineRecordBar)
69                timelineRecordBar = this._timelineRecordBars[recordBarIndex] = new WebInspector.TimelineRecordBar(records, renderMode);
70            else {
71                timelineRecordBar.renderMode = renderMode;
72                timelineRecordBar.records = records;
73            }
74            timelineRecordBar.refresh(this);
75            if (!timelineRecordBar.element.parentNode)
76                this.element.appendChild(timelineRecordBar.element);
77            ++recordBarIndex;
78        }
79
80        WebInspector.TimelineRecordBar.createCombinedBars(this._scriptTimeline.records, secondsPerPixel, this, createBar.bind(this));
81
82        // Remove the remaining unused TimelineRecordBars.
83        for (; recordBarIndex < this._timelineRecordBars.length; ++recordBarIndex) {
84            this._timelineRecordBars[recordBarIndex].records = null;
85            this._timelineRecordBars[recordBarIndex].element.remove();
86        }
87    },
88
89    // Private
90
91    _scriptTimelineRecordAdded: function(event)
92    {
93        this.needsLayout();
94    }
95};
96