1/*
2 * Copyright (C) 2010 Google Inc. All rights reserved.
3 * Copyright (C) 2012 Intel Inc. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met:
8 *
9 *     * Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *     * Redistributions in binary form must reproduce the above
12 * copyright notice, this list of conditions and the following disclaimer
13 * in the documentation and/or other materials provided with the
14 * distribution.
15 *     * Neither the name of Google Inc. nor the names of its
16 * contributors may be used to endorse or promote products derived from
17 * this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32// See: http://dev.w3.org/2006/webapi/WebTiming/
33[
34    Conditional=WEB_TIMING,
35    EventTarget,
36] interface Performance {
37    readonly attribute PerformanceNavigation navigation;
38    readonly attribute PerformanceTiming timing;
39
40#if defined(ENABLE_PERFORMANCE_TIMELINE) && ENABLE_PERFORMANCE_TIMELINE
41    PerformanceEntryList webkitGetEntries();
42    PerformanceEntryList webkitGetEntriesByType(DOMString entryType);
43    PerformanceEntryList webkitGetEntriesByName(DOMString name, [Default=NullString] optional DOMString entryType);
44#endif
45
46#if defined(ENABLE_RESOURCE_TIMING) && ENABLE_RESOURCE_TIMING
47    void webkitClearResourceTimings();
48    void webkitSetResourceTimingBufferSize(unsigned long maxSize);
49
50    attribute EventListener onwebkitresourcetimingbufferfull;
51#endif
52
53    // See http://www.w3.org/TR/2012/CR-user-timing-20120726/
54#if defined(ENABLE_USER_TIMING) && ENABLE_USER_TIMING
55    [RaisesException] void webkitMark(DOMString markName);
56    void webkitClearMarks([Default=NullString] optional  DOMString markName);
57
58    [RaisesException] void webkitMeasure(DOMString measureName, [Default=NullString] optional DOMString startMark, [Default=NullString] optional DOMString endMark);
59    void webkitClearMeasures([Default=NullString] optional DOMString measureName);
60#endif
61
62    // See http://www.w3.org/TR/hr-time/ for details.
63    double now();
64};
65
66