зеркало из https://github.com/mozilla/gecko-dev.git
159 строки
4.1 KiB
C++
159 строки
4.1 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_HTMLVideoElement_h
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#define mozilla_dom_HTMLVideoElement_h
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#include "mozilla/Attributes.h"
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#include "mozilla/dom/HTMLMediaElement.h"
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namespace mozilla {
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namespace dom {
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class WakeLock;
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class VideoPlaybackQuality;
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class HTMLVideoElement final : public HTMLMediaElement
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{
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public:
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typedef mozilla::dom::NodeInfo NodeInfo;
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explicit HTMLVideoElement(already_AddRefed<NodeInfo>& aNodeInfo);
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NS_IMPL_FROMCONTENT_HTML_WITH_TAG(HTMLVideoElement, video)
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using HTMLMediaElement::GetPaused;
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NS_IMETHOD_(bool) IsVideo() override {
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return true;
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}
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virtual bool ParseAttribute(int32_t aNamespaceID,
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nsIAtom* aAttribute,
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const nsAString& aValue,
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nsAttrValue& aResult) override;
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NS_IMETHOD_(bool) IsAttributeMapped(const nsIAtom* aAttribute) const override;
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static void Init();
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virtual nsMapRuleToAttributesFunc GetAttributeMappingFunction() const override;
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virtual nsresult Clone(NodeInfo *aNodeInfo, nsINode **aResult) const override;
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// Set size with the current video frame's height and width.
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// If there is no video frame, returns NS_ERROR_FAILURE.
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nsresult GetVideoSize(nsIntSize* size);
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virtual nsresult SetAcceptHeader(nsIHttpChannel* aChannel) override;
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// Element
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virtual bool IsInteractiveHTMLContent(bool aIgnoreTabindex) const override;
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// WebIDL
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uint32_t Width() const
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{
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return GetIntAttr(nsGkAtoms::width, 0);
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}
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void SetWidth(uint32_t aValue, ErrorResult& aRv)
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{
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SetUnsignedIntAttr(nsGkAtoms::width, aValue, 0, aRv);
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}
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uint32_t Height() const
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{
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return GetIntAttr(nsGkAtoms::height, 0);
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}
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void SetHeight(uint32_t aValue, ErrorResult& aRv)
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{
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SetUnsignedIntAttr(nsGkAtoms::height, aValue, 0, aRv);
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}
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uint32_t VideoWidth() const
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{
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if (mMediaInfo.HasVideo()) {
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if (mMediaInfo.mVideo.mRotation == VideoInfo::Rotation::kDegree_90 ||
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mMediaInfo.mVideo.mRotation == VideoInfo::Rotation::kDegree_270) {
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return mMediaInfo.mVideo.mDisplay.height;
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}
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return mMediaInfo.mVideo.mDisplay.width;
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}
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return 0;
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}
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uint32_t VideoHeight() const
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{
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if (mMediaInfo.HasVideo()) {
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if (mMediaInfo.mVideo.mRotation == VideoInfo::Rotation::kDegree_90 ||
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mMediaInfo.mVideo.mRotation == VideoInfo::Rotation::kDegree_270) {
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return mMediaInfo.mVideo.mDisplay.width;
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}
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return mMediaInfo.mVideo.mDisplay.height;
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}
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return 0;
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}
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VideoInfo::Rotation RotationDegrees() const
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{
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return mMediaInfo.mVideo.mRotation;
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}
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void GetPoster(nsAString& aValue)
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{
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GetURIAttr(nsGkAtoms::poster, nullptr, aValue);
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}
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void SetPoster(const nsAString& aValue, ErrorResult& aRv)
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{
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SetHTMLAttr(nsGkAtoms::poster, aValue, aRv);
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}
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uint32_t MozParsedFrames() const;
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uint32_t MozDecodedFrames() const;
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uint32_t MozPresentedFrames() const;
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uint32_t MozPaintedFrames();
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double MozFrameDelay();
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bool MozHasAudio() const;
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bool MozUseScreenWakeLock() const;
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void SetMozUseScreenWakeLock(bool aValue);
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void NotifyOwnerDocumentActivityChanged() override;
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// Gives access to the decoder's frame statistics, if present.
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FrameStatistics* GetFrameStatistics();
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already_AddRefed<VideoPlaybackQuality> GetVideoPlaybackQuality();
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protected:
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virtual ~HTMLVideoElement();
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virtual JSObject* WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
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virtual void WakeLockCreate() override;
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virtual void WakeLockRelease() override;
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void UpdateScreenWakeLock();
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bool mUseScreenWakeLock;
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RefPtr<WakeLock> mScreenWakeLock;
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private:
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static void MapAttributesIntoRule(const nsMappedAttributes* aAttributes,
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GenericSpecifiedValues* aGenericData);
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_HTMLVideoElement_h
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