mirror of
https://github.com/RGBCube/serenity
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55 lines
2.2 KiB
C++
55 lines
2.2 KiB
C++
/*
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* Copyright (c) 2023, Luke Wilde <lukew@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <LibWeb/PerformanceTimeline/PerformanceEntry.h>
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namespace Web::UserTiming {
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// https://w3c.github.io/user-timing/#ref-for-dom-performancemarkoptions-1
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struct PerformanceMarkOptions {
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JS::Value detail { JS::js_null() };
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Optional<HighResolutionTime::DOMHighResTimeStamp> start_time;
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};
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// https://w3c.github.io/user-timing/#dom-performancemark
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class PerformanceMark final : public PerformanceTimeline::PerformanceEntry {
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WEB_PLATFORM_OBJECT(PerformanceMark, PerformanceTimeline::PerformanceEntry);
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public:
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virtual ~PerformanceMark();
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static WebIDL::ExceptionOr<JS::NonnullGCPtr<PerformanceMark>> construct_impl(JS::Realm&, String const& mark_name, PerformanceMarkOptions const& mark_options = {});
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// NOTE: These three functions are answered by the registry for the given entry type.
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// https://w3c.github.io/timing-entrytypes-registry/#registry
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// https://w3c.github.io/timing-entrytypes-registry/#dfn-availablefromtimeline
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static PerformanceTimeline::AvailableFromTimeline available_from_timeline() { return PerformanceTimeline::AvailableFromTimeline::Yes; }
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// https://w3c.github.io/timing-entrytypes-registry/#dfn-maxbuffersize
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// NOTE: The empty state represents Infinite size.
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static Optional<u64> max_buffer_size() { return OptionalNone {}; }
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// https://w3c.github.io/timing-entrytypes-registry/#dfn-should-add-entry
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virtual PerformanceTimeline::ShouldAddEntry should_add_entry(Optional<PerformanceTimeline::PerformanceObserverInit const&> = {}) const override { return PerformanceTimeline::ShouldAddEntry::Yes; }
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virtual FlyString const& entry_type() const override;
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JS::Value detail() const { return m_detail; }
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private:
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PerformanceMark(JS::Realm&, String const& name, HighResolutionTime::DOMHighResTimeStamp start_time, HighResolutionTime::DOMHighResTimeStamp duration, JS::Value detail);
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virtual void initialize(JS::Realm&) override;
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virtual void visit_edges(JS::Cell::Visitor&) override;
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// https://w3c.github.io/user-timing/#dom-performancemark-detail
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JS::Value m_detail { JS::js_null() };
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};
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}
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