| // Copyright 2017 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_CORE_HTML_MEDIA_MEDIA_CUSTOM_CONTROLS_FULLSCREEN_DETECTOR_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_HTML_MEDIA_MEDIA_CUSTOM_CONTROLS_FULLSCREEN_DETECTOR_H_ |
| |
| #include "third_party/blink/renderer/core/core_export.h" |
| #include "third_party/blink/renderer/core/dom/events/native_event_listener.h" |
| #include "third_party/blink/renderer/core/intersection_observer/intersection_observer.h" |
| #include "third_party/blink/renderer/platform/timer.h" |
| |
| namespace blink { |
| |
| class HTMLVideoElement; |
| class IntSize; |
| class TimerBase; |
| |
| class CORE_EXPORT MediaCustomControlsFullscreenDetector final |
| : public NativeEventListener { |
| public: |
| explicit MediaCustomControlsFullscreenDetector(HTMLVideoElement&); |
| |
| void Attach(); |
| void Detach(); |
| void ContextDestroyed(); |
| |
| // EventListener implementation. |
| void Invoke(ExecutionContext*, Event*) override; |
| |
| void Trace(Visitor*) override; |
| |
| private: |
| friend class MediaCustomControlsFullscreenDetectorTest; |
| friend class HTMLMediaElementEventListenersTest; |
| |
| HTMLVideoElement& VideoElement() { return *video_element_; } |
| |
| void OnCheckViewportIntersectionTimerFired(TimerBase*); |
| void OnIntersectionChanged( |
| const HeapVector<Member<IntersectionObserverEntry>>&); |
| |
| bool IsVideoOrParentFullscreen(); |
| |
| static bool ComputeIsDominantVideoForTests(const IntSize& target_size, |
| const IntSize& root_size, |
| const IntSize& intersection_size); |
| |
| // `video_element_` owns |this|. |
| Member<HTMLVideoElement> video_element_; |
| Member<IntersectionObserver> viewport_intersection_observer_; |
| TaskRunnerTimer<MediaCustomControlsFullscreenDetector> |
| check_viewport_intersection_timer_; |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_CORE_HTML_MEDIA_MEDIA_CUSTOM_CONTROLS_FULLSCREEN_DETECTOR_H_ |