third_party/WebKit/Source/core/timing/PerformanceTiming.h

   1 /*
   2  * Copyright (C) 2010 Google 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 are
   6  * met:
   7  *
   8  *     * Redistributions of source code must retain the above copyright
   9  * notice, this list of conditions and the following disclaimer.
  10  *     * Redistributions in binary form must reproduce the above
  11  * copyright notice, this list of conditions and the following disclaimer
  12  * in the documentation and/or other materials provided with the
  13  * distribution.
  14  *     * Neither the name of Google Inc. nor the names of its
  15  * contributors may be used to endorse or promote products derived from
  16  * this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 #ifndef PerformanceTiming_h
  32 #define PerformanceTiming_h
  33
  34 #include "bindings/core/v8/ScriptWrappable.h"
  35 #include "core/CoreExport.h"
  36 #include "core/frame/DOMWindowProperty.h"
  37 #include "platform/heap/Handle.h"
  38
  39 namespace blink {
  40
  41 class DocumentLoadTiming;
  42 class DocumentLoader;
  43 class DocumentTiming;
  44 class LocalFrame;
  45 class ResourceLoadTiming;
  46 class ScriptState;
  47 class ScriptValue;
  48
  49 class CORE_EXPORT PerformanceTiming final : public GarbageCollectedFinalized<PerformanceTiming>, public ScriptWrappable, public DOMWindowProperty {
  50     DEFINE_WRAPPERTYPEINFO();
  51     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(PerformanceTiming);
  52 public:
  53     static PerformanceTiming* create(LocalFrame* frame)
  54     {
  55         return new PerformanceTiming(frame);
  56     }
  57
  58     unsigned long long navigationStart() const;
  59     unsigned long long unloadEventStart() const;
  60     unsigned long long unloadEventEnd() const;
  61     unsigned long long redirectStart() const;
  62     unsigned long long redirectEnd() const;
  63     unsigned long long fetchStart() const;
  64     unsigned long long domainLookupStart() const;
  65     unsigned long long domainLookupEnd() const;
  66     unsigned long long connectStart() const;
  67     unsigned long long connectEnd() const;
  68     unsigned long long secureConnectionStart() const;
  69     unsigned long long requestStart() const;
  70     unsigned long long responseStart() const;
  71     unsigned long long responseEnd() const;
  72     unsigned long long domLoading() const;
  73     unsigned long long domInteractive() const;
  74     unsigned long long domContentLoadedEventStart() const;
  75     unsigned long long domContentLoadedEventEnd() const;
  76     unsigned long long domComplete() const;
  77     unsigned long long loadEventStart() const;
  78     unsigned long long loadEventEnd() const;
  79     unsigned long long firstLayout() const;
  80
  81     ScriptValue toJSONForBinding(ScriptState*) const;
  82
  83     DECLARE_VIRTUAL_TRACE();
  84
  85     unsigned long long monotonicTimeToIntegerMilliseconds(double) const;
  86     double integerMillisecondsToMonotonicTime(unsigned long long) const;
  87
  88 private:
  89     explicit PerformanceTiming(LocalFrame*);
  90
  91     const DocumentTiming* documentTiming() const;
  92     DocumentLoader* documentLoader() const;
  93     DocumentLoadTiming* documentLoadTiming() const;
  94     ResourceLoadTiming* resourceLoadTiming() const;
  95 };
  96
  97 } // namespace blink
  98
  99 #endif // PerformanceTiming_h