1 files changed, 157 insertions, 0 deletions
diff --git a/Source/WebCore/inspector/front-end/ResourceTimingView.js b/Source/WebCore/inspector/front-end/ResourceTimingView.js
new file mode 100644
index 0000000..04f22f8
--- /dev/null
+++ b/Source/WebCore/inspector/front-end/ResourceTimingView.js
@@ -0,0 +1,157 @@
+/*
+ * Copyright (C) 2010 Google 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.
+ *     * 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.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
+ * OWNER OR 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.
+ */
+
+WebInspector.ResourceTimingView = function(resource)
+{
+    WebInspector.View.call(this);
+    this.element.addStyleClass("resource-timing-view");
+
+    this._resource = resource;
+
+    resource.addEventListener("timing changed", this._refresh, this);
+}
+
+WebInspector.ResourceTimingView.prototype = {
+    show: function(parentElement)
+    {
+        if (!this._resource.timing) {
+            if (!this._emptyMsgElement) {
+                this._emptyMsgElement = document.createElement("div");
+                this._emptyMsgElement.className = "storage-empty-view";
+                this._emptyMsgElement.textContent = WebInspector.UIString("This request has no detailed timing info.");
+                this.element.appendChild(this._emptyMsgElement);
+            }
+            WebInspector.View.prototype.show.call(this, parentElement);
+            return;
+        }
+
+        if (this._emptyMsgElement)
+            this._emptyMsgElement.parentElement.removeChild(this._emptyMsgElement);
+
+        this._refresh();
+        WebInspector.View.prototype.show.call(this, parentElement);
+    },
+
+    _refresh: function()
+    {
+        if (this._tableElement)
+            this._tableElement.parentElement.removeChild(this._tableElement);
+
+        this._tableElement = WebInspector.ResourceTimingView.createTimingTable(this._resource);
+        this.element.appendChild(this._tableElement);
+    }
+}
+
+WebInspector.ResourceTimingView.createTimingTable = function(resource)
+{
+    var tableElement = document.createElement("table");
+    var rows = [];
+
+    function addRow(title, className, start, end, color)
+    {
+        var row = {};
+        row.title = title;
+        row.className = className;
+        row.start = start;
+        row.end = end;
+        rows.push(row);
+    }
+
+    if (resource.timing.proxyStart !== -1)
+        addRow(WebInspector.UIString("Proxy"), "proxy", resource.timing.proxyStart, resource.timing.proxyEnd);
+
+    if (resource.timing.dnsStart !== -1)
+        addRow(WebInspector.UIString("DNS Lookup"), "dns", resource.timing.dnsStart, resource.timing.dnsEnd);
+
+    if (resource.timing.connectStart !== -1) {
+        if (resource.connectionReused)
+            addRow(WebInspector.UIString("Blocking"), "connecting", resource.timing.connectStart, resource.timing.connectEnd);
+        else {
+            var connectStart = resource.timing.connectStart;
+            // Connection includes DNS, subtract it here.
+            if (resource.timing.dnsStart !== -1)
+                connectStart += resource.timing.dnsEnd - resource.timing.dnsStart;
+            addRow(WebInspector.UIString("Connecting"), "connecting", connectStart, resource.timing.connectEnd);
+        }
+    }
+
+    if (resource.timing.sslStart !== -1)
+        addRow(WebInspector.UIString("SSL"), "ssl", resource.timing.sslStart, resource.timing.sslEnd);
+
+    var sendStart = resource.timing.sendStart;
+    if (resource.timing.sslStart !== -1)
+        sendStart += resource.timing.sslEnd - resource.timing.sslStart;
+    
+    addRow(WebInspector.UIString("Sending"), "sending", resource.timing.sendStart, resource.timing.sendEnd);
+    addRow(WebInspector.UIString("Waiting"), "waiting", resource.timing.sendEnd, resource.timing.receiveHeadersEnd);
+    addRow(WebInspector.UIString("Receiving"), "receiving", (resource.responseReceivedTime - resource.timing.requestTime) * 1000, (resource.endTime - resource.timing.requestTime) * 1000);
+
+    const chartWidth = 200;
+    var total = (resource.endTime - resource.timing.requestTime) * 1000;
+    var scale = chartWidth / total;
+
+    for (var i = 0; i < rows.length; ++i) {
+        var tr = document.createElement("tr");
+        tableElement.appendChild(tr);
+
+        var td = document.createElement("td");
+        td.textContent = rows[i].title;
+        tr.appendChild(td);
+
+        td = document.createElement("td");
+        td.width = chartWidth + "px";
+
+        var row = document.createElement("div");
+        row.className = "network-timing-row";
+        td.appendChild(row);
+
+        var bar = document.createElement("span");
+        bar.className = "network-timing-bar " + rows[i].className;
+        bar.style.left = scale * rows[i].start + "px";
+        bar.style.right = scale * (total - rows[i].end) + "px";
+        bar.style.backgroundColor = rows[i].color;
+        bar.textContent = "\u200B"; // Important for 0-time items to have 0 width.
+        row.appendChild(bar);
+
+        var title = document.createElement("span");
+        title.className = "network-timing-bar-title";
+        if (total - rows[i].end < rows[i].start)
+            title.style.right = (scale * (total - rows[i].end) + 3) + "px";
+        else
+            title.style.left = (scale * rows[i].start + 3) + "px";
+        title.textContent = Number.millisToString(rows[i].end - rows[i].start);
+        row.appendChild(title);
+
+        tr.appendChild(td);
+    }
+    return tableElement;
+}
+
+WebInspector.ResourceTimingView.prototype.__proto__ = WebInspector.View.prototype;