1/* 2 * Copyright (C) 2012-2014 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef InbandGenericTextTrack_h 27#define InbandGenericTextTrack_h 28 29#if ENABLE(VIDEO_TRACK) 30 31#include "InbandTextTrack.h" 32#include "TextTrackCueGeneric.h" 33#include "WebVTTParser.h" 34#include <wtf/RefPtr.h> 35 36namespace WebCore { 37 38class Document; 39class InbandTextTrackPrivate; 40class TextTrackCue; 41 42class GenericTextTrackCueMap { 43public: 44 GenericTextTrackCueMap(); 45 virtual ~GenericTextTrackCueMap(); 46 47 void add(GenericCueData*, TextTrackCueGeneric*); 48 49 void remove(TextTrackCue*); 50 void remove(GenericCueData*); 51 52 PassRefPtr<GenericCueData> find(TextTrackCue*); 53 PassRefPtr<TextTrackCueGeneric> find(GenericCueData*); 54 55private: 56 typedef HashMap<RefPtr<TextTrackCue>, RefPtr<GenericCueData>> CueToDataMap; 57 typedef HashMap<RefPtr<GenericCueData>, RefPtr<TextTrackCueGeneric>> CueDataToCueMap; 58 59 CueToDataMap m_cueToDataMap; 60 CueDataToCueMap m_dataToCueMap; 61}; 62 63class InbandGenericTextTrack : public InbandTextTrack, private WebVTTParserClient { 64public: 65 static PassRefPtr<InbandGenericTextTrack> create(ScriptExecutionContext*, TextTrackClient*, PassRefPtr<InbandTextTrackPrivate>); 66 virtual ~InbandGenericTextTrack(); 67 68private: 69 InbandGenericTextTrack(ScriptExecutionContext*, TextTrackClient*, PassRefPtr<InbandTextTrackPrivate>); 70 71 virtual void addGenericCue(InbandTextTrackPrivate*, PassRefPtr<GenericCueData>) override; 72 virtual void updateGenericCue(InbandTextTrackPrivate*, GenericCueData*) override; 73 virtual void removeGenericCue(InbandTextTrackPrivate*, GenericCueData*) override; 74 virtual void removeCue(TextTrackCue*, ExceptionCode&) override; 75 76 PassRefPtr<TextTrackCueGeneric> createCue(PassRefPtr<GenericCueData>); 77 void updateCueFromCueData(TextTrackCueGeneric*, GenericCueData*); 78 79 WebVTTParser& parser(); 80 virtual void parseWebVTTCueData(InbandTextTrackPrivate*, const ISOWebVTTCue&) override; 81 virtual void parseWebVTTFileHeader(InbandTextTrackPrivate*, String) override; 82 83 virtual void newCuesParsed() override; 84#if ENABLE(WEBVTT_REGIONS) 85 virtual void newRegionsParsed() override; 86#endif 87 virtual void fileFailedToParse() override; 88 89 GenericTextTrackCueMap m_cueMap; 90 std::unique_ptr<WebVTTParser> m_webVTTParser; 91}; 92 93} // namespace WebCore 94 95#endif 96#endif 97