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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 are | 6 * modification, are permitted provided that the following conditions are |
7 * met: | 7 * met: |
8 * | 8 * |
9 * * Redistributions of source code must retain the above copyright | 9 * * Redistributions of source code must retain the above copyright |
10 * notice, this list of conditions and the following disclaimer. | 10 * notice, this list of conditions and the following disclaimer. |
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32 #include "config.h" | 32 #include "config.h" |
33 #include "core/html/track/TextTrack.h" | 33 #include "core/html/track/TextTrack.h" |
34 | 34 |
35 #include "RuntimeEnabledFeatures.h" | 35 #include "RuntimeEnabledFeatures.h" |
36 #include "bindings/v8/ExceptionStatePlaceholder.h" | 36 #include "bindings/v8/ExceptionStatePlaceholder.h" |
37 #include "core/dom/Document.h" | 37 #include "core/dom/Document.h" |
38 #include "core/dom/ExceptionCode.h" | 38 #include "core/dom/ExceptionCode.h" |
39 #include "core/html/HTMLMediaElement.h" | 39 #include "core/html/HTMLMediaElement.h" |
40 #include "core/html/track/TextTrackCueList.h" | 40 #include "core/html/track/TextTrackCueList.h" |
41 #include "core/html/track/TextTrackList.h" | 41 #include "core/html/track/TextTrackList.h" |
42 #include "core/html/track/TextTrackRegion.h" | 42 #include "core/html/track/VTTRegion.h" |
43 #include "core/html/track/TextTrackRegionList.h" | 43 #include "core/html/track/VTTRegionList.h" |
44 | 44 |
45 namespace WebCore { | 45 namespace WebCore { |
46 | 46 |
47 static const int invalidTrackIndex = -1; | 47 static const int invalidTrackIndex = -1; |
48 | 48 |
49 const AtomicString& TextTrack::subtitlesKeyword() | 49 const AtomicString& TextTrack::subtitlesKeyword() |
50 { | 50 { |
51 DEFINE_STATIC_LOCAL(const AtomicString, subtitles, ("subtitles", AtomicStrin
g::ConstructFromLiteral)); | 51 DEFINE_STATIC_LOCAL(const AtomicString, subtitles, ("subtitles", AtomicStrin
g::ConstructFromLiteral)); |
52 return subtitles; | 52 return subtitles; |
53 } | 53 } |
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272 if (!m_cues || !m_cues->remove(cue)) { | 272 if (!m_cues || !m_cues->remove(cue)) { |
273 es.throwUninformativeAndGenericDOMException(InvalidStateError); | 273 es.throwUninformativeAndGenericDOMException(InvalidStateError); |
274 return; | 274 return; |
275 } | 275 } |
276 | 276 |
277 cue->setTrack(0); | 277 cue->setTrack(0); |
278 if (m_client) | 278 if (m_client) |
279 m_client->textTrackRemoveCue(this, cue); | 279 m_client->textTrackRemoveCue(this, cue); |
280 } | 280 } |
281 | 281 |
282 TextTrackRegionList* TextTrack::ensureTextTrackRegionList() | 282 VTTRegionList* TextTrack::ensureVTTRegionList() |
283 { | 283 { |
284 if (!m_regions) | 284 if (!m_regions) |
285 m_regions = TextTrackRegionList::create(); | 285 m_regions = VTTRegionList::create(); |
286 | 286 |
287 return m_regions.get(); | 287 return m_regions.get(); |
288 } | 288 } |
289 | 289 |
290 TextTrackRegionList* TextTrack::regions() | 290 VTTRegionList* TextTrack::regions() |
291 { | 291 { |
292 // If the text track mode of the text track that the TextTrack object | 292 // If the text track mode of the text track that the TextTrack object |
293 // represents is not the text track disabled mode, then the regions | 293 // represents is not the text track disabled mode, then the regions |
294 // attribute must return a live TextTrackRegionList object that represents | 294 // attribute must return a live VTTRegionList object that represents |
295 // the text track list of regions of the text track. Otherwise, it must | 295 // the text track list of regions of the text track. Otherwise, it must |
296 // return null. When an object is returned, the same object must be returned | 296 // return null. When an object is returned, the same object must be returned |
297 // each time. | 297 // each time. |
298 if (RuntimeEnabledFeatures::webVTTRegionsEnabled() && m_mode != disabledKeyw
ord()) | 298 if (RuntimeEnabledFeatures::webVTTRegionsEnabled() && m_mode != disabledKeyw
ord()) |
299 return ensureTextTrackRegionList(); | 299 return ensureVTTRegionList(); |
300 return 0; | 300 return 0; |
301 } | 301 } |
302 | 302 |
303 void TextTrack::addRegion(PassRefPtr<TextTrackRegion> prpRegion) | 303 void TextTrack::addRegion(PassRefPtr<VTTRegion> prpRegion) |
304 { | 304 { |
305 if (!prpRegion) | 305 if (!prpRegion) |
306 return; | 306 return; |
307 | 307 |
308 RefPtr<TextTrackRegion> region = prpRegion; | 308 RefPtr<VTTRegion> region = prpRegion; |
309 TextTrackRegionList* regionList = ensureTextTrackRegionList(); | 309 VTTRegionList* regionList = ensureVTTRegionList(); |
310 | 310 |
311 // 1. If the given region is in a text track list of regions, then remove | 311 // 1. If the given region is in a text track list of regions, then remove |
312 // region from that text track list of regions. | 312 // region from that text track list of regions. |
313 TextTrack* regionTrack = region->track(); | 313 TextTrack* regionTrack = region->track(); |
314 if (regionTrack && regionTrack != this) | 314 if (regionTrack && regionTrack != this) |
315 regionTrack->removeRegion(region.get(), ASSERT_NO_EXCEPTION); | 315 regionTrack->removeRegion(region.get(), ASSERT_NO_EXCEPTION); |
316 | 316 |
317 // 2. If the method's TextTrack object's text track list of regions contains | 317 // 2. If the method's TextTrack object's text track list of regions contains |
318 // a region with the same identifier as region replace the values of that | 318 // a region with the same identifier as region replace the values of that |
319 // region's width, height, anchor point, viewport anchor point and scroll | 319 // region's width, height, anchor point, viewport anchor point and scroll |
320 // attributes with those of region. | 320 // attributes with those of region. |
321 TextTrackRegion* existingRegion = regionList->getRegionById(region->id()); | 321 VTTRegion* existingRegion = regionList->getRegionById(region->id()); |
322 if (existingRegion) { | 322 if (existingRegion) { |
323 existingRegion->updateParametersFromRegion(region.get()); | 323 existingRegion->updateParametersFromRegion(region.get()); |
324 return; | 324 return; |
325 } | 325 } |
326 | 326 |
327 // Otherwise: add region to the method's TextTrack object's text track | 327 // Otherwise: add region to the method's TextTrack object's text track |
328 // list of regions. | 328 // list of regions. |
329 region->setTrack(this); | 329 region->setTrack(this); |
330 regionList->add(region); | 330 regionList->add(region); |
331 } | 331 } |
332 | 332 |
333 void TextTrack::removeRegion(TextTrackRegion* region, ExceptionState &es) | 333 void TextTrack::removeRegion(VTTRegion* region, ExceptionState &es) |
334 { | 334 { |
335 if (!region) | 335 if (!region) |
336 return; | 336 return; |
337 | 337 |
338 // 1. If the given region is not currently listed in the method's TextTrack | 338 // 1. If the given region is not currently listed in the method's TextTrack |
339 // object's text track list of regions, then throw a NotFoundError exception
. | 339 // object's text track list of regions, then throw a NotFoundError exception
. |
340 if (region->track() != this) { | 340 if (region->track() != this) { |
341 es.throwUninformativeAndGenericDOMException(NotFoundError); | 341 es.throwUninformativeAndGenericDOMException(NotFoundError); |
342 return; | 342 return; |
343 } | 343 } |
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489 return EventTargetNames::TextTrack; | 489 return EventTargetNames::TextTrack; |
490 } | 490 } |
491 | 491 |
492 ExecutionContext* TextTrack::executionContext() const | 492 ExecutionContext* TextTrack::executionContext() const |
493 { | 493 { |
494 return m_document; | 494 return m_document; |
495 } | 495 } |
496 | 496 |
497 } // namespace WebCore | 497 } // namespace WebCore |
498 | 498 |
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