michael@0: /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* vim: set ts=8 sts=2 et sw=2 tw=80: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef mozilla_dom_SourceBufferList_h_
michael@0: #define mozilla_dom_SourceBufferList_h_
michael@0: 
michael@0: #include "SourceBuffer.h"
michael@0: #include "js/RootingAPI.h"
michael@0: #include "mozilla/Assertions.h"
michael@0: #include "mozilla/Attributes.h"
michael@0: #include "mozilla/DOMEventTargetHelper.h"
michael@0: #include "nsAutoPtr.h"
michael@0: #include "nsCycleCollectionNoteChild.h"
michael@0: #include "nsCycleCollectionParticipant.h"
michael@0: #include "nsISupports.h"
michael@0: #include "nsTArray.h"
michael@0: 
michael@0: struct JSContext;
michael@0: class JSObject;
michael@0: 
michael@0: namespace mozilla {
michael@0: 
michael@0: class ErrorResult;
michael@0: template <typename T> class AsyncEventRunner;
michael@0: 
michael@0: namespace dom {
michael@0: 
michael@0: class MediaSource;
michael@0: 
michael@0: class SourceBufferList MOZ_FINAL : public DOMEventTargetHelper
michael@0: {
michael@0: public:
michael@0:   /** WebIDL Methods. */
michael@0:   SourceBuffer* IndexedGetter(uint32_t aIndex, bool& aFound);
michael@0: 
michael@0:   uint32_t Length();
michael@0:   /** End WebIDL methods. */
michael@0: 
michael@0:   NS_DECL_ISUPPORTS_INHERITED
michael@0:   NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(SourceBufferList,
michael@0:                                            DOMEventTargetHelper)
michael@0: 
michael@0:   explicit SourceBufferList(MediaSource* aMediaSource);
michael@0: 
michael@0:   MediaSource* GetParentObject() const;
michael@0: 
michael@0:   JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
michael@0: 
michael@0:   // Append a SourceBuffer and fire "addsourcebuffer" at the list.
michael@0:   void Append(SourceBuffer* aSourceBuffer);
michael@0: 
michael@0:   // Remove a SourceBuffer and fire "removesourcebuffer" at the list.
michael@0:   void Remove(SourceBuffer* aSourceBuffer);
michael@0: 
michael@0:   // Returns true if aSourceBuffer is present in the list.
michael@0:   bool Contains(SourceBuffer* aSourceBuffer);
michael@0: 
michael@0:   // Remove all SourceBuffers and fire a single "removesourcebuffer" at the list.
michael@0:   void Clear();
michael@0: 
michael@0:   // True if list has zero entries.
michael@0:   bool IsEmpty();
michael@0: 
michael@0:   // Returns true if updating is true on any SourceBuffers in the list.
michael@0:   bool AnyUpdating();
michael@0: 
michael@0:   // Calls Remove(aStart, aEnd) on each SourceBuffer in the list.  Aborts on
michael@0:   // first error, with result returned in aRv.
michael@0:   void Remove(double aStart, double aEnd, ErrorResult& aRv);
michael@0: 
michael@0:   // Mark all SourceBuffers input buffers as ended.
michael@0:   void Ended();
michael@0: 
michael@0:   // Evicts data for the given time range from each SourceBuffer in the list.
michael@0:   void Evict(double aStart, double aEnd);
michael@0: 
michael@0:   // Returns true if all SourceBuffers in the list contain data for the given time.
michael@0:   bool AllContainsTime(double aTime);
michael@0: 
michael@0: private:
michael@0:   friend class AsyncEventRunner<SourceBufferList>;
michael@0:   void DispatchSimpleEvent(const char* aName);
michael@0:   void QueueAsyncSimpleEvent(const char* aName);
michael@0: 
michael@0:   nsRefPtr<MediaSource> mMediaSource;
michael@0:   nsTArray<nsRefPtr<SourceBuffer> > mSourceBuffers;
michael@0: };
michael@0: 
michael@0: } // namespace dom
michael@0: 
michael@0: } // namespace mozilla
michael@0: #endif /* mozilla_dom_SourceBufferList_h_ */