mirror of
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92 lines
2.4 KiB
C++
92 lines
2.4 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_TVTuner_h
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#define mozilla_dom_TVTuner_h
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#include "mozilla/DOMEventTargetHelper.h"
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// Include TVTunerBinding.h since enum TVSourceType can't be forward declared.
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#include "mozilla/dom/TVTunerBinding.h"
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#define VIDEO_TAG NS_LITERAL_STRING("video")
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class nsITVService;
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class nsITVTunerData;
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namespace mozilla {
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class DOMMediaStream;
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namespace dom {
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class Promise;
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class TVSource;
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class TVTuner final : public DOMEventTargetHelper
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{
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public:
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(TVTuner, DOMEventTargetHelper)
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static already_AddRefed<TVTuner> Create(nsPIDOMWindow* aWindow,
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nsITVTunerData* aData);
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nsresult NotifyImageSizeChanged(uint32_t aWidth, uint32_t aHeight);
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// WebIDL (internal functions)
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virtual JSObject* WrapObject(JSContext *aCx, JS::Handle<JSObject*> aGivenProto) override;
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nsresult SetCurrentSource(TVSourceType aSourceType);
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nsresult DispatchTVEvent(nsIDOMEvent* aEvent);
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// WebIDL (public APIs)
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void GetSupportedSourceTypes(nsTArray<TVSourceType>& aSourceTypes,
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ErrorResult& aRv) const;
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already_AddRefed<Promise> GetSources(ErrorResult& aRv);
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already_AddRefed<Promise> SetCurrentSource(const TVSourceType aSourceType,
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ErrorResult& aRv);
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void GetId(nsAString& aId) const;
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already_AddRefed<TVSource> GetCurrentSource() const;
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already_AddRefed<DOMMediaStream> GetStream() const;
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IMPL_EVENT_HANDLER(currentsourcechanged);
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nsresult ReloadMediaStream();
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private:
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explicit TVTuner(nsPIDOMWindow* aWindow);
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~TVTuner();
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bool Init(nsITVTunerData* aData);
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nsresult InitMediaStream();
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already_AddRefed<DOMMediaStream> CreateSimulatedMediaStream();
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nsresult DispatchCurrentSourceChangedEvent(TVSource* aSource);
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nsCOMPtr<nsITVService> mTVService;
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RefPtr<DOMMediaStream> mStream;
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uint16_t mStreamType;
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RefPtr<TVSource> mCurrentSource;
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nsTArray<RefPtr<TVSource>> mSources;
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nsString mId;
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nsTArray<TVSourceType> mSupportedSourceTypes;
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_TVTuner_h
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