ladybird/Userland/Libraries/LibWeb/HighResolutionTime/Performance.h
Andreas Kling 0ee457dfdf LibWeb: Provide a default DOM::EventTarget::dispatch_event()
All EventTarget subclasses except Window do the same exact thing in
their overrides, so let's just share an implementation in the base.
2021-09-25 23:36:43 +02:00

44 lines
1 KiB
C++

/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/StdLibExtras.h>
#include <LibCore/ElapsedTimer.h>
#include <LibWeb/Bindings/Wrappable.h>
#include <LibWeb/DOM/EventTarget.h>
#include <LibWeb/NavigationTiming/PerformanceTiming.h>
namespace Web::HighResolutionTime {
class Performance final
: public DOM::EventTarget
, public Bindings::Wrappable {
public:
using WrapperType = Bindings::PerformanceWrapper;
using AllowOwnPtr = TrueType;
explicit Performance(DOM::Window&);
~Performance();
double now() const { return m_timer.elapsed(); }
double time_origin() const;
RefPtr<NavigationTiming::PerformanceTiming> timing() { return *m_timing; }
virtual void ref_event_target() override;
virtual void unref_event_target() override;
virtual JS::Object* create_wrapper(JS::GlobalObject&) override;
private:
DOM::Window& m_window;
Core::ElapsedTimer m_timer;
OwnPtr<NavigationTiming::PerformanceTiming> m_timing;
};
}