ladybird/Userland/Libraries/LibWeb/HighResolutionTime/Performance.h
Matthew Olsson 3c3ead5ff4 LibWeb: Don't store WindowOrWorkerGlobalScopeMixin in Performance
It wasn't used anyways, instead preferring to do dynamic_casts in every
method. Let's keep doing that, but move it into a helper function.
2024-04-07 07:03:13 +02:00

57 lines
2.4 KiB
C++

/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2023, Luke Wilde <lukew@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibCore/ElapsedTimer.h>
#include <LibWeb/DOM/EventTarget.h>
#include <LibWeb/HTML/WindowOrWorkerGlobalScope.h>
#include <LibWeb/UserTiming/PerformanceMark.h>
#include <LibWeb/UserTiming/PerformanceMeasure.h>
namespace Web::HighResolutionTime {
class Performance final : public DOM::EventTarget {
WEB_PLATFORM_OBJECT(Performance, DOM::EventTarget);
JS_DECLARE_ALLOCATOR(Performance);
public:
virtual ~Performance() override;
double now() const { return static_cast<double>(m_timer.elapsed_time().to_nanoseconds()) / 1e6; }
double time_origin() const;
JS::GCPtr<NavigationTiming::PerformanceTiming> timing();
WebIDL::ExceptionOr<JS::NonnullGCPtr<UserTiming::PerformanceMark>> mark(String const& mark_name, UserTiming::PerformanceMarkOptions const& mark_options = {});
void clear_marks(Optional<String> mark_name);
WebIDL::ExceptionOr<JS::NonnullGCPtr<UserTiming::PerformanceMeasure>> measure(String const& measure_name, Variant<String, UserTiming::PerformanceMeasureOptions> const& start_or_measure_options, Optional<String> end_mark);
void clear_measures(Optional<String> measure_name);
WebIDL::ExceptionOr<Vector<JS::Handle<PerformanceTimeline::PerformanceEntry>>> get_entries() const;
WebIDL::ExceptionOr<Vector<JS::Handle<PerformanceTimeline::PerformanceEntry>>> get_entries_by_type(String const& type) const;
WebIDL::ExceptionOr<Vector<JS::Handle<PerformanceTimeline::PerformanceEntry>>> get_entries_by_name(String const& name, Optional<String> type) const;
private:
explicit Performance(JS::Realm&);
HTML::WindowOrWorkerGlobalScopeMixin& window_or_worker();
HTML::WindowOrWorkerGlobalScopeMixin const& window_or_worker() const;
virtual void initialize(JS::Realm&) override;
virtual void visit_edges(Cell::Visitor&) override;
WebIDL::ExceptionOr<HighResolutionTime::DOMHighResTimeStamp> convert_name_to_timestamp(JS::Realm& realm, String const& name);
WebIDL::ExceptionOr<HighResolutionTime::DOMHighResTimeStamp> convert_mark_to_timestamp(JS::Realm& realm, Variant<String, HighResolutionTime::DOMHighResTimeStamp> mark);
JS::GCPtr<NavigationTiming::PerformanceTiming> m_timing;
Core::ElapsedTimer m_timer;
};
}