/* * Copyright (C) 2011, 2012 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef TextTrackList_h #define TextTrackList_h #if ENABLE(VIDEO_TRACK) #include "TrackListBase.h" namespace WebCore { class TextTrack; class TextTrackList : public TrackListBase { public: static PassRefPtr<TextTrackList> create(HTMLMediaElement* element, ScriptExecutionContext* context) { return adoptRef(new TextTrackList(element, context)); } virtual ~TextTrackList(); virtual unsigned length() const override; int getTrackIndex(TextTrack*); int getTrackIndexRelativeToRenderedTracks(TextTrack*); virtual bool contains(TrackBase*) const override; TextTrack* item(unsigned index) const; TextTrack* getTrackById(const AtomicString&); TextTrack* lastItem() const { return item(length() - 1); } void append(PassRefPtr<TextTrack>); virtual void remove(TrackBase*, bool scheduleEvent = true) override; // EventTarget virtual EventTargetInterface eventTargetInterface() const override; private: TextTrackList(HTMLMediaElement*, ScriptExecutionContext*); void invalidateTrackIndexesAfterTrack(TextTrack*); Vector<RefPtr<TrackBase>> m_addTrackTracks; Vector<RefPtr<TrackBase>> m_elementTracks; }; } // namespace WebCore #endif #endif