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1 /* | 1 /* |
2 * Copyright (C) 2011 Google Inc. All rights reserved. | 2 * Copyright (C) 2011 Google Inc. All rights reserved. |
3 * Copyright (C) 2011, 2012, 2013 Apple Inc. All rights reserved. | 3 * Copyright (C) 2011, 2012, 2013 Apple Inc. All rights reserved. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
7 * are met: | 7 * are met: |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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36 | 36 |
37 namespace blink { | 37 namespace blink { |
38 | 38 |
39 class CueTimeline; | 39 class CueTimeline; |
40 class ExceptionState; | 40 class ExceptionState; |
41 class HTMLMediaElement; | 41 class HTMLMediaElement; |
42 class TextTrack; | 42 class TextTrack; |
43 class TextTrackCue; | 43 class TextTrackCue; |
44 class TextTrackCueList; | 44 class TextTrackCueList; |
45 class TextTrackList; | 45 class TextTrackList; |
46 class VTTRegionList; | |
47 | 46 |
48 class CORE_EXPORT TextTrack : public EventTargetWithInlineData, | 47 class CORE_EXPORT TextTrack : public EventTargetWithInlineData, |
49 public TrackBase { | 48 public TrackBase { |
50 DEFINE_WRAPPERTYPEINFO(); | 49 DEFINE_WRAPPERTYPEINFO(); |
51 USING_GARBAGE_COLLECTED_MIXIN(TextTrack); | 50 USING_GARBAGE_COLLECTED_MIXIN(TextTrack); |
52 | 51 |
53 public: | 52 public: |
54 static TextTrack* create(const AtomicString& kind, | 53 static TextTrack* create(const AtomicString& kind, |
55 const AtomicString& label, | 54 const AtomicString& label, |
56 const AtomicString& language) { | 55 const AtomicString& language) { |
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93 | 92 |
94 TextTrackCueList* cues(); | 93 TextTrackCueList* cues(); |
95 TextTrackCueList* activeCues(); | 94 TextTrackCueList* activeCues(); |
96 | 95 |
97 HTMLMediaElement* mediaElement() const; | 96 HTMLMediaElement* mediaElement() const; |
98 Node* owner() const; | 97 Node* owner() const; |
99 | 98 |
100 void addCue(TextTrackCue*); | 99 void addCue(TextTrackCue*); |
101 void removeCue(TextTrackCue*, ExceptionState&); | 100 void removeCue(TextTrackCue*, ExceptionState&); |
102 | 101 |
103 VTTRegionList* regions(); | |
104 | |
105 void cueWillChange(TextTrackCue*); | 102 void cueWillChange(TextTrackCue*); |
106 void cueDidChange(TextTrackCue*); | 103 void cueDidChange(TextTrackCue*); |
107 | 104 |
108 DEFINE_ATTRIBUTE_EVENT_LISTENER(cuechange); | 105 DEFINE_ATTRIBUTE_EVENT_LISTENER(cuechange); |
109 | 106 |
110 enum TextTrackType { TrackElement, AddTrack, InBand }; | 107 enum TextTrackType { TrackElement, AddTrack, InBand }; |
111 TextTrackType trackType() const { return m_trackType; } | 108 TextTrackType trackType() const { return m_trackType; } |
112 | 109 |
113 int trackIndex(); | 110 int trackIndex(); |
114 void invalidateTrackIndex(); | 111 void invalidateTrackIndex(); |
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141 | 138 |
142 void addListOfCues(HeapVector<Member<TextTrackCue>>&); | 139 void addListOfCues(HeapVector<Member<TextTrackCue>>&); |
143 | 140 |
144 private: | 141 private: |
145 CueTimeline* cueTimeline() const; | 142 CueTimeline* cueTimeline() const; |
146 | 143 |
147 TextTrackCueList* ensureTextTrackCueList(); | 144 TextTrackCueList* ensureTextTrackCueList(); |
148 TraceWrapperMember<TextTrackCueList> m_cues; | 145 TraceWrapperMember<TextTrackCueList> m_cues; |
149 Member<TextTrackCueList> m_activeCues; | 146 Member<TextTrackCueList> m_activeCues; |
150 | 147 |
151 VTTRegionList* ensureVTTRegionList(); | |
152 Member<VTTRegionList> m_regions; | |
153 | |
154 Member<TextTrackList> m_trackList; | 148 Member<TextTrackList> m_trackList; |
155 AtomicString m_mode; | 149 AtomicString m_mode; |
156 TextTrackType m_trackType; | 150 TextTrackType m_trackType; |
157 ReadinessState m_readinessState; | 151 ReadinessState m_readinessState; |
158 int m_trackIndex; | 152 int m_trackIndex; |
159 int m_renderedTrackIndex; | 153 int m_renderedTrackIndex; |
160 bool m_hasBeenConfigured; | 154 bool m_hasBeenConfigured; |
161 }; | 155 }; |
162 | 156 |
163 DEFINE_TRACK_TYPE_CASTS(TextTrack, WebMediaPlayer::TextTrack); | 157 DEFINE_TRACK_TYPE_CASTS(TextTrack, WebMediaPlayer::TextTrack); |
164 | 158 |
165 } // namespace blink | 159 } // namespace blink |
166 | 160 |
167 #endif // TextTrack_h | 161 #endif // TextTrack_h |
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