dom/performance/PerformanceMeasure.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_dom_performancemeasure_h___
   8 #define mozilla_dom_performancemeasure_h___
   9
  10 #include "mozilla/dom/PerformanceEntry.h"
  11
  12 namespace mozilla::dom {
  13
  14 // http://www.w3.org/TR/user-timing/#performancemeasure
  15 class PerformanceMeasure final : public PerformanceEntry {
  16  public:
  17   NS_DECL_ISUPPORTS_INHERITED
  18   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(PerformanceMeasure,
  19                                                          PerformanceEntry);
  20
  21   PerformanceMeasure(nsISupports* aParent, const nsAString& aName,
  22                      DOMHighResTimeStamp aStartTime,
  23                      DOMHighResTimeStamp aEndTime,
  24                      const JS::Handle<JS::Value>& aDetail);
  25
  26   virtual JSObject* WrapObject(JSContext* aCx,
  27                                JS::Handle<JSObject*> aGivenProto) override;
  28
  29   virtual DOMHighResTimeStamp StartTime() const override { return mStartTime; }
  30
  31   virtual DOMHighResTimeStamp Duration() const override { return mDuration; }
  32
  33   void GetDetail(JSContext* aCx, JS::MutableHandle<JS::Value> aRetval);
  34
  35   size_t SizeOfIncludingThis(
  36       mozilla::MallocSizeOf aMallocSizeOf) const override;
  37
  38  protected:
  39   virtual ~PerformanceMeasure();
  40   DOMHighResTimeStamp mStartTime;
  41   DOMHighResTimeStamp mDuration;
  42
  43  private:
  44   JS::Heap<JS::Value> mDetail;
  45 };
  46
  47 }  // namespace mozilla::dom
  48
  49 #endif /* mozilla_dom_performancemeasure_h___ */