chromium/third_party/blink/renderer/modules/media_controls/media_controls_shared_helper.cc

// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "third_party/blink/renderer/modules/media_controls/media_controls_shared_helper.h"

#include <cmath>

#include "third_party/blink/public/mojom/use_counter/metrics/web_feature.mojom-blink.h"
#include "third_party/blink/renderer/core/dom/events/event.h"
#include "third_party/blink/renderer/core/fullscreen/fullscreen.h"
#include "third_party/blink/renderer/core/html/media/html_media_element.h"
#include "third_party/blink/renderer/core/html/media/html_media_element_controls_list.h"
#include "third_party/blink/renderer/core/html/media/html_video_element.h"
#include "third_party/blink/renderer/core/html/time_ranges.h"
#include "third_party/blink/renderer/platform/bindings/exception_state.h"
#include "third_party/blink/renderer/platform/instrumentation/use_counter.h"

namespace {

const double kCurrentTimeBufferedDelta = …;

}

namespace blink {

// |element| is the element to listen for the 'transitionend' event on.
// |callback| is the callback to call when the event is handled.
MediaControlsSharedHelpers::TransitionEventListener::TransitionEventListener(
    Element* element,
    Callback callback)
    : … { … }

void MediaControlsSharedHelpers::TransitionEventListener::Attach() { … }

void MediaControlsSharedHelpers::TransitionEventListener::Detach() { … }

bool MediaControlsSharedHelpers::TransitionEventListener::IsAttached() const { … }

void MediaControlsSharedHelpers::TransitionEventListener::Invoke(
    ExecutionContext* context,
    Event* event) { … }

void MediaControlsSharedHelpers::TransitionEventListener::Trace(
    blink::Visitor* visitor) const { … }

std::optional<unsigned> MediaControlsSharedHelpers::GetCurrentBufferedTimeRange(
    HTMLMediaElement& media_element) { … }

String MediaControlsSharedHelpers::FormatTime(double time) { … }

bool MediaControlsSharedHelpers::ShouldShowFullscreenButton(
    const HTMLMediaElement& media_element) { … }

}  // namespace blink