Demo/bin/Debug/front_end/components_lazy/FilmStripModel.js

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/*
 * Copyright 2015 The Chromium Authors. All rights reserved.
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

/**
 * @constructor
 * @param {!WebInspector.TracingModel} tracingModel
 */
WebInspector.FilmStripModel = function(tracingModel)
{
    this._tracingModel = tracingModel;

    /** @type {!Array<!WebInspector.FilmStripModel.Frame>} */
    this._frames = [];

    var browserProcess = tracingModel.processByName("Browser");
    if (!browserProcess)
        return;
    var mainThread = browserProcess.threadByName("CrBrowserMain");
    if (!mainThread)
        return;

    var events = mainThread.events();
    for (var i = 0; i < events.length; ++i) {
        if (!events[i].hasCategory(WebInspector.FilmStripModel._category))
            continue;

        if (events[i].name === WebInspector.FilmStripModel.TraceEvents.CaptureFrame) {
            var data = events[i].args["data"];
            if (data)
                this._frames.push(WebInspector.FilmStripModel.Frame._fromEvent(this, events[i], this._frames.length));
        } else if (events[i].name === WebInspector.FilmStripModel.TraceEvents.Screenshot) {
            this._frames.push(WebInspector.FilmStripModel.Frame._fromSnapshot(this, /** @type {!WebInspector.TracingModel.ObjectSnapshot} */ (events[i]), this._frames.length));
        }
    }
}

WebInspector.FilmStripModel._category = "disabled-by-default-devtools.screenshot";

WebInspector.FilmStripModel.TraceEvents = {
    CaptureFrame: "CaptureFrame",
    Screenshot: "Screenshot"
}

WebInspector.FilmStripModel.prototype = {
    /**
     * @return {!Array<!WebInspector.FilmStripModel.Frame>}
     */
    frames: function()
    {
        return this._frames;
    },

    /**
     * @return {number}
     */
    zeroTime: function()
    {
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