Timeline: extract tracing-specific UI helpers into TracingTimelineUIUtils.js

Source/devtools/front_end/timeline/TimelineUIUtils.js

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  * Copyright (C) 2012 Intel 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.
@@ skipping 650 matching lines @@
 /**
  * @param {!Array.<number>} quad
  * @return {number}
  */
 WebInspector.TimelineUIUtils._quadWidth = function(quad)
 {
     return Math.round(Math.sqrt(Math.pow(quad[0] - quad[2], 2) + Math.pow(quad[1] - quad[3], 2)));
 }
 
 /**
- * @param {!WebInspector.TracingModel.Event} event
- * @param {!WebInspector.TracingTimelineModel} model
- * @param {!WebInspector.Linkifier} linkifier
- * @param {function(!DocumentFragment)} callback
- * @param {boolean} loadedFromFile
- * @param {!WebInspector.Target} target
- */
-WebInspector.TimelineUIUtils.buildTraceEventDetails = function(event, model, linkifier, callback, loadedFromFile, target)
-{
-    var relatedNode = null;
-    var barrier = new CallbackBarrier();
-    if (event.imageURL && !event.previewElement)
-        WebInspector.DOMPresentationUtils.buildImagePreviewContents(target, event.imageURL, false, barrier.createCallback(saveImage));
-    if (event.backendNodeId)
-        target.domModel.pushNodesByBackendIdsToFrontend([event.backendNodeId], barrier.createCallback(setRelatedNode));
-    barrier.callWhenDone(callbackWrapper);
-
-    /**
-     * @param {!Element=} element
-     */
-    function saveImage(element)
-    {
-        event.previewElement = element || null;
-    }
-
-    /**
-     * @param {?Array.<!DOMAgent.NodeId>} nodeIds
-     */
-    function setRelatedNode(nodeIds)
-    {
-        if (nodeIds)
-            relatedNode = target.domModel.nodeForId(nodeIds[0]);
-    }
-
-    function callbackWrapper()
-    {
-        callback(WebInspector.TimelineUIUtils._buildTraceEventDetailsSynchronously(event, model, linkifier, relatedNode, loadedFromFile, target));
-    }
-}
-
-/**
- * @param {!WebInspector.TracingModel.Event} event
- * @param {!WebInspector.TracingTimelineModel} model
- * @param {!WebInspector.Linkifier} linkifier
- * @param {?WebInspector.DOMNode} relatedNode
- * @param {boolean} loadedFromFile
- * @param {!WebInspector.Target} target
- * @return {!DocumentFragment}
- */
-WebInspector.TimelineUIUtils._buildTraceEventDetailsSynchronously = function(event, model, linkifier, relatedNode, loadedFromFile, target)
-{
-    var fragment = document.createDocumentFragment();
-    var stats = WebInspector.TimelineUIUtils._aggregatedStatsForTraceEvent(model, event);
-    var pieChart = stats.hasChildren ?
-        WebInspector.TimelineUIUtils.generatePieChart(stats.aggregatedStats, WebInspector.TimelineUIUtils.styleForTimelineEvent(event.name).category, event.selfTime / 1000) :
-        WebInspector.TimelineUIUtils.generatePieChart(stats.aggregatedStats);
-    fragment.appendChild(pieChart);
-
-    var recordTypes = WebInspector.TracingTimelineModel.RecordType;
-
-    // The messages may vary per event.name;
-    var callSiteStackTraceLabel;
-    var callStackLabel;
-    var relatedNodeLabel;
-
-    var contentHelper = new WebInspector.TimelineDetailsContentHelper(target, linkifier, true);
-    contentHelper.appendTextRow(WebInspector.UIString("Self Time"), Number.millisToString(event.selfTime / 1000, true));
-    contentHelper.appendTextRow(WebInspector.UIString("Start Time"), Number.millisToString((event.startTime - model.minimumRecordTime()) / 1000));
-    var eventData = event.args.data;
-    var initiator = event.initiator;
-
-    switch (event.name) {
-    case recordTypes.GCEvent:
-        var delta = event.args["usedHeapSizeBefore"] - event.args["usedHeapSizeAfter"];
-        contentHelper.appendTextRow(WebInspector.UIString("Collected"), Number.bytesToString(delta));
-        break;
-    case recordTypes.TimerFire:
-        callSiteStackTraceLabel = WebInspector.UIString("Timer installed");
-        // Fall-through intended.
-
-    case recordTypes.TimerInstall:
-    case recordTypes.TimerRemove:
-        contentHelper.appendTextRow(WebInspector.UIString("Timer ID"), eventData["timerId"]);
-        if (event.name === recordTypes.TimerInstall) {
-            contentHelper.appendTextRow(WebInspector.UIString("Timeout"), Number.millisToString(eventData["timeout"]));
-            contentHelper.appendTextRow(WebInspector.UIString("Repeats"), !eventData["singleShot"]);
-        }
-        break;
-    case recordTypes.FireAnimationFrame:
-        callSiteStackTraceLabel = WebInspector.UIString("Animation frame requested");
-        contentHelper.appendTextRow(WebInspector.UIString("Callback ID"), eventData["id"]);
-        break;
-    case recordTypes.FunctionCall:
-        if (eventData["scriptName"])
-            contentHelper.appendLocationRow(WebInspector.UIString("Location"), eventData["scriptName"], eventData["scriptLine"]);
-        break;
-    case recordTypes.ResourceSendRequest:
-    case recordTypes.ResourceReceiveResponse:
-    case recordTypes.ResourceReceivedData:
-    case recordTypes.ResourceFinish:
-        var url = (event.name === recordTypes.ResourceSendRequest) ? eventData["url"] : initiator.args.data["url"];
-        if (url)
-            contentHelper.appendElementRow(WebInspector.UIString("Resource"), WebInspector.linkifyResourceAsNode(url));
-        if (event.previewElement)
-            contentHelper.appendElementRow(WebInspector.UIString("Preview"), event.previewElement);
-        if (eventData["requestMethod"])
-            contentHelper.appendTextRow(WebInspector.UIString("Request Method"), eventData["requestMethod"]);
-        if (typeof eventData["statusCode"] === "number")
-            contentHelper.appendTextRow(WebInspector.UIString("Status Code"), eventData["statusCode"]);
-        if (eventData["mimeType"])
-            contentHelper.appendTextRow(WebInspector.UIString("MIME Type"), eventData["mimeType"]);
-        if (eventData["encodedDataLength"])
-            contentHelper.appendTextRow(WebInspector.UIString("Encoded Data Length"), WebInspector.UIString("%d Bytes", eventData["encodedDataLength"]));
-        break;
-    case recordTypes.EvaluateScript:
-        var url = eventData["url"];
-        if (url)
-            contentHelper.appendLocationRow(WebInspector.UIString("Script"), url, eventData["lineNumber"]);
-        break;
-    case recordTypes.Paint:
-        var clip = eventData["clip"];
-        contentHelper.appendTextRow(WebInspector.UIString("Location"), WebInspector.UIString("(%d, %d)", clip[0], clip[1]));
-        var clipWidth = WebInspector.TimelineUIUtils._quadWidth(clip);
-        var clipHeight = WebInspector.TimelineUIUtils._quadHeight(clip);
-        contentHelper.appendTextRow(WebInspector.UIString("Dimensions"), WebInspector.UIString("%d × %d", clipWidth, clipHeight));
-        // Fall-through intended.
-
-    case recordTypes.PaintSetup:
-    case recordTypes.Rasterize:
-    case recordTypes.ScrollLayer:
-        relatedNodeLabel = WebInspector.UIString("Layer root");
-        break;
-    case recordTypes.PaintImage:
-    case recordTypes.DecodeLazyPixelRef:
-    case recordTypes.DecodeImage:
-    case recordTypes.ResizeImage:
-    case recordTypes.DrawLazyPixelRef:
-        relatedNodeLabel = WebInspector.UIString("Image element");
-        if (event.imageURL)
-            contentHelper.appendElementRow(WebInspector.UIString("Image URL"), WebInspector.linkifyResourceAsNode(event.imageURL));
-        if (event.previewElement)
-            contentHelper.appendElementRow(WebInspector.UIString("Preview"), event.previewElement);
-        break;
-    case recordTypes.RecalculateStyles: // We don't want to see default details.
-        contentHelper.appendTextRow(WebInspector.UIString("Elements affected"), event.args["elementCount"]);
-        callStackLabel = WebInspector.UIString("Styles recalculation forced");
-        break;
-    case recordTypes.Layout:
-        var beginData = event.args["beginData"];
-        contentHelper.appendTextRow(WebInspector.UIString("Nodes that need layout"), beginData["dirtyObjects"]);
-        contentHelper.appendTextRow(WebInspector.UIString("Layout tree size"), beginData["totalObjects"]);
-        contentHelper.appendTextRow(WebInspector.UIString("Layout scope"),
-                                    beginData["partialLayout"] ? WebInspector.UIString("Partial") : WebInspector.UIString("Whole document"));
-        callSiteStackTraceLabel = WebInspector.UIString("Layout invalidated");
-        callStackLabel = WebInspector.UIString("Layout forced");
-        relatedNodeLabel = WebInspector.UIString("Layout root");
-        break;
-    case recordTypes.ConsoleTime:
-        contentHelper.appendTextRow(WebInspector.UIString("Message"), eventData["message"]);
-        break;
-    case recordTypes.WebSocketCreate:
-    case recordTypes.WebSocketSendHandshakeRequest:
-    case recordTypes.WebSocketReceiveHandshakeResponse:
-    case recordTypes.WebSocketDestroy:
-        var initiatorData = initiator ? initiator.args.data : eventData;
-        if (typeof initiatorData["webSocketURL"] !== "undefined")
-            contentHelper.appendTextRow(WebInspector.UIString("URL"), initiatorData["webSocketURL"]);
-        if (typeof initiatorData["webSocketProtocol"] !== "undefined")
-            contentHelper.appendTextRow(WebInspector.UIString("WebSocket Protocol"), initiatorData["webSocketProtocol"]);
-        if (typeof eventData["message"] !== "undefined")
-            contentHelper.appendTextRow(WebInspector.UIString("Message"), eventData["message"]);
-        break;
-    case recordTypes.EmbedderCallback:
-        contentHelper.appendTextRow(WebInspector.UIString("Callback Function"), eventData["callbackName"]);
-        break;
-    default:
-        var detailsNode = WebInspector.TimelineUIUtils.buildDetailsNodeForTraceEvent(event, linkifier, loadedFromFile, target);
-        if (detailsNode)
-            contentHelper.appendElementRow(WebInspector.UIString("Details"), detailsNode);
-        break;
-    }
-
-    if (relatedNode)
-        contentHelper.appendElementRow(relatedNodeLabel || WebInspector.UIString("Related node"), WebInspector.DOMPresentationUtils.linkifyNodeReference(relatedNode));
-
-    if (eventData && eventData["scriptName"] && event.name !== recordTypes.FunctionCall)
-        contentHelper.appendLocationRow(WebInspector.UIString("Function Call"), eventData["scriptName"], eventData["scriptLine"]);
-
-    if (initiator) {
-        var callSiteStackTrace = initiator.stackTrace;
-        if (callSiteStackTrace)
-            contentHelper.appendStackTrace(callSiteStackTraceLabel || WebInspector.UIString("Call Site stack"), callSiteStackTrace);
-    }
-    var eventStackTrace = event.stackTrace;
-    if (eventStackTrace)
-        contentHelper.appendStackTrace(callStackLabel || WebInspector.UIString("Call Stack"), eventStackTrace);
-
-    var warning = event.warning;
-    if (warning) {
-        var div = document.createElement("div");
-        div.textContent = warning;
-        contentHelper.appendElementRow(WebInspector.UIString("Warning"), div);
-    }
-    fragment.appendChild(contentHelper.element);
-    return fragment;
-}
-
-/**
- * @param {!WebInspector.TracingTimelineModel} model
- * @param {!WebInspector.TracingModel.Event} event
- * @return {!{ aggregatedStats: !Object, hasChildren: boolean }}
- */
-WebInspector.TimelineUIUtils._aggregatedStatsForTraceEvent = function(model, event)
-{
-    var events = model.inspectedTargetEvents();
-    /**
-     * @param {number} startTime
-     * @param {!WebInspector.TracingModel.Event} e
-     * @return {number}
-     */
-    function eventComparator(startTime, e)
-    {
-        return startTime - e.startTime;
-    }
-    var index = events.binaryIndexOf(event.startTime, eventComparator);
-    var hasChildren = false;
-    var aggregatedStats = {};
-    var endTime = event.endTime;
-    if (endTime) {
-        for (var i = index; i < events.length; i++) {
-            var nextEvent = events[i];
-            if (nextEvent.startTime >= endTime)
-                break;
-            if (!nextEvent.selfTime)
-                continue;
-            if (i > index)
-                hasChildren = true;
-            var category = WebInspector.TimelineUIUtils.styleForTimelineEvent(nextEvent.name).category.name;
-            aggregatedStats[category] = (aggregatedStats[category] || 0) + nextEvent.selfTime / 1000;
-        }
-    }
-    return { aggregatedStats: aggregatedStats, hasChildren: hasChildren };
-}
-
-/**
  * @param {!Array.<number>} quad
  * @return {number}
  */
 WebInspector.TimelineUIUtils._quadHeight = function(quad)
 {
     return Math.round(Math.sqrt(Math.pow(quad[0] - quad[6], 2) + Math.pow(quad[1] - quad[7], 2)));
 }
 
 /**
  * @param {!WebInspector.TimelineModel.Record} record
@@ skipping 121 matching lines @@
     {
         if (record.stackTrace())
             return linkifyCallFrame(record.stackTrace()[0]);
         if (record.callSiteStackTrace())
             return linkifyCallFrame(record.callSiteStackTrace()[0]);
         return null;
     }
 }
 
 /**
- * @param {!WebInspector.TracingModel.Event} event
- * @param {!WebInspector.Linkifier} linkifier
- * @param {boolean} loadedFromFile
- * @param {!WebInspector.Target} target
- * @return {?Node}
- */
-WebInspector.TimelineUIUtils.buildDetailsNodeForTraceEvent = function(event, linkifier, loadedFromFile, target)
-{
-    var recordType = WebInspector.TracingTimelineModel.RecordType;
-
-    var details;
-    var detailsText;
-    var eventData = event.args.data;
-    switch (event.name) {
-    case recordType.GCEvent:
-        var delta = event.args["usedHeapSizeBefore"] - event.args["usedHeapSizeAfter"];
-        detailsText = WebInspector.UIString("%s collected", Number.bytesToString(delta));
-        break;
-    case recordType.TimerFire:
-        detailsText = eventData["timerId"];
-        break;
-    case recordType.FunctionCall:
-        details = linkifyLocation(eventData["scriptId"], eventData["scriptName"], eventData["scriptLine"], 0);
-        break;
-    case recordType.FireAnimationFrame:
-        detailsText = eventData["id"];
-        break;
-    case recordType.EventDispatch:
-        detailsText = eventData ? eventData["type"] : null;
-        break;
-    case recordType.Paint:
-        var width = WebInspector.TimelineUIUtils._quadWidth(eventData.clip);
-        var height = WebInspector.TimelineUIUtils._quadHeight(eventData.clip);
-        if (width && height)
-            detailsText = WebInspector.UIString("%d\u2009\u00d7\u2009%d", width, height);
-        break;
-    case recordType.TimerInstall:
-    case recordType.TimerRemove:
-        details = linkifyTopCallFrame();
-        detailsText = eventData["timerId"];
-        break;
-    case recordType.RequestAnimationFrame:
-    case recordType.CancelAnimationFrame:
-        details = linkifyTopCallFrame();
-        detailsText = eventData["id"];
-        break;
-    case recordType.ParseHTML:
-    case recordType.RecalculateStyles:
-        details = linkifyTopCallFrame();
-        break;
-    case recordType.EvaluateScript:
-        var url = eventData["url"];
-        if (url)
-            details = linkifyLocation("", url, eventData["lineNumber"], 0);
-        break;
-    case recordType.XHRReadyStateChange:
-    case recordType.XHRLoad:
-    case recordType.ResourceSendRequest:
-    case recordType.DecodeImage:
-    case recordType.ResizeImage:
-        var url = eventData["url"];
-        if (url)
-            detailsText = WebInspector.displayNameForURL(url);
-        break;
-    case recordType.ResourceReceivedData:
-    case recordType.ResourceReceiveResponse:
-    case recordType.ResourceFinish:
-        var initiator = event.initiator;
-        if (initiator) {
-            var url = initiator.args.data["url"];
-            if (url)
-                detailsText = WebInspector.displayNameForURL(url);
-        }
-        break;
-    case recordType.ConsoleTime:
-        detailsText = eventData["message"];
-        break;
-    case recordType.EmbedderCallback:
-        detailsText = eventData["callbackName"];
-        break;
-
-    case recordType.PaintImage:
-    case recordType.DecodeImage:
-    case recordType.ResizeImage:
-    case recordType.DecodeLazyPixelRef:
-            var url = event.imageURL;
-            if (url)
-                detailsText = WebInspector.displayNameForURL(url);
-        break;
-
-    default:
-        details = linkifyTopCallFrame();
-        break;
-    }
-
-    if (!details && detailsText)
-        details = document.createTextNode(detailsText);
-    return details;
-
-    /**
-     * @param {string} scriptId
-     * @param {string} url
-     * @param {number} lineNumber
-     * @param {number=} columnNumber
-     */
-    function linkifyLocation(scriptId, url, lineNumber, columnNumber)
-    {
-        if (!loadedFromFile && scriptId !== "0") {
-            var location = new WebInspector.DebuggerModel.Location(
-                target,
-                scriptId,
-                lineNumber - 1,
-                (columnNumber || 1) - 1);
-            return linkifier.linkifyRawLocation(location, "timeline-details");
-        }
-
-        if (!url)
-            return null;
-
-        // FIXME(62725): stack trace line/column numbers are one-based.
-        columnNumber = columnNumber ? columnNumber - 1 : 0;
-        return linkifier.linkifyLocation(target, url, lineNumber - 1, columnNumber, "timeline-details");
-    }
-
-    /**
-     * @param {!ConsoleAgent.CallFrame} callFrame
-     */
-    function linkifyCallFrame(callFrame)
-    {
-        return linkifyLocation(callFrame.scriptId, callFrame.url, callFrame.lineNumber, callFrame.columnNumber);
-    }
-
-    /**
-     * @return {?Element}
-     */
-    function linkifyTopCallFrame()
-    {
-        var stackTrace = event.stackTrace;
-        if (!stackTrace) {
-            var initiator = event.initiator;
-            if (initiator)
-                stackTrace = initiator.stackTrace;
-        }
-        if (!stackTrace || !stackTrace.length)
-            return null;
-        return linkifyCallFrame(stackTrace[0]);
-    }
-}
-
-/**
  * @constructor
  * @extends {WebInspector.Object}
  * @param {string} name
  * @param {string} title
  * @param {number} overviewStripGroupIndex
  * @param {string} borderColor
  * @param {string} backgroundColor
  * @param {string} fillColorStop0
  * @param {string} fillColorStop1
  */
@@ skipping 172 matching lines @@
         for (var i = 0; i < stackTrace.length; ++i) {
             var stackFrame = stackTrace[i];
             var row = stackTraceElement.createChild("div");
             row.createTextChild(stackFrame.functionName || WebInspector.UIString("(anonymous function)"));
             row.createTextChild(" @ ");
             var urlElement = this._linkifier.linkifyLocation(this._target, stackFrame.url, stackFrame.lineNumber - 1);
             row.appendChild(urlElement);
         }
     }
 }