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1 /* | 1 /* |
2 * Copyright (C) 2011 Apple Inc. All rights reserved. | 2 * Copyright (C) 2011 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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77 bringElementUpToSpeed(element); | 77 bringElementUpToSpeed(element); |
78 } | 78 } |
79 | 79 |
80 void MediaController::removeMediaElement(HTMLMediaElement* element) | 80 void MediaController::removeMediaElement(HTMLMediaElement* element) |
81 { | 81 { |
82 ASSERT(element); | 82 ASSERT(element); |
83 ASSERT(m_mediaElements.contains(element)); | 83 ASSERT(m_mediaElements.contains(element)); |
84 m_mediaElements.remove(m_mediaElements.find(element)); | 84 m_mediaElements.remove(m_mediaElements.find(element)); |
85 } | 85 } |
86 | 86 |
87 PassRefPtrWillBeRawPtr<TimeRanges> MediaController::buffered() const | 87 TimeRanges* MediaController::buffered() const |
88 { | 88 { |
89 if (m_mediaElements.isEmpty()) | 89 if (m_mediaElements.isEmpty()) |
90 return TimeRanges::create(); | 90 return TimeRanges::create(); |
91 | 91 |
92 // The buffered attribute must return a new static normalized TimeRanges obj
ect that represents | 92 // The buffered attribute must return a new static normalized TimeRanges obj
ect that represents |
93 // the intersection of the ranges of the media resources of the slaved media
elements that the | 93 // the intersection of the ranges of the media resources of the slaved media
elements that the |
94 // user agent has buffered, at the time the attribute is evaluated. | 94 // user agent has buffered, at the time the attribute is evaluated. |
95 MediaElementSequence::const_iterator it = m_mediaElements.begin(); | 95 MediaElementSequence::const_iterator it = m_mediaElements.begin(); |
96 RefPtrWillBeRawPtr<TimeRanges> bufferedRanges = (*it)->buffered(); | 96 TimeRanges* bufferedRanges = (*it)->buffered(); |
97 for (++it; it != m_mediaElements.end(); ++it) | 97 for (++it; it != m_mediaElements.end(); ++it) |
98 bufferedRanges->intersectWith((*it)->buffered().get()); | 98 bufferedRanges->intersectWith((*it)->buffered()); |
99 return bufferedRanges; | 99 return bufferedRanges; |
100 } | 100 } |
101 | 101 |
102 PassRefPtrWillBeRawPtr<TimeRanges> MediaController::seekable() const | 102 TimeRanges* MediaController::seekable() const |
103 { | 103 { |
104 if (m_mediaElements.isEmpty()) | 104 if (m_mediaElements.isEmpty()) |
105 return TimeRanges::create(); | 105 return TimeRanges::create(); |
106 | 106 |
107 // The seekable attribute must return a new static normalized TimeRanges obj
ect that represents | 107 // The seekable attribute must return a new static normalized TimeRanges obj
ect that represents |
108 // the intersection of the ranges of the media resources of the slaved media
elements that the | 108 // the intersection of the ranges of the media resources of the slaved media
elements that the |
109 // user agent is able to seek to, at the time the attribute is evaluated. | 109 // user agent is able to seek to, at the time the attribute is evaluated. |
110 MediaElementSequence::const_iterator it = m_mediaElements.begin(); | 110 MediaElementSequence::const_iterator it = m_mediaElements.begin(); |
111 RefPtrWillBeRawPtr<TimeRanges> seekableRanges = (*it)->seekable(); | 111 TimeRanges* seekableRanges = (*it)->seekable(); |
112 for (++it; it != m_mediaElements.end(); ++it) | 112 for (++it; it != m_mediaElements.end(); ++it) |
113 seekableRanges->intersectWith((*it)->seekable().get()); | 113 seekableRanges->intersectWith((*it)->seekable()); |
114 return seekableRanges; | 114 return seekableRanges; |
115 } | 115 } |
116 | 116 |
117 PassRefPtrWillBeRawPtr<TimeRanges> MediaController::played() | 117 TimeRanges* MediaController::played() |
118 { | 118 { |
119 if (m_mediaElements.isEmpty()) | 119 if (m_mediaElements.isEmpty()) |
120 return TimeRanges::create(); | 120 return TimeRanges::create(); |
121 | 121 |
122 // The played attribute must return a new static normalized TimeRanges objec
t that represents | 122 // The played attribute must return a new static normalized TimeRanges objec
t that represents |
123 // the union of the ranges of the media resources of the slaved media elemen
ts that the | 123 // the union of the ranges of the media resources of the slaved media elemen
ts that the |
124 // user agent has so far rendered, at the time the attribute is evaluated. | 124 // user agent has so far rendered, at the time the attribute is evaluated. |
125 MediaElementSequence::const_iterator it = m_mediaElements.begin(); | 125 MediaElementSequence::const_iterator it = m_mediaElements.begin(); |
126 RefPtrWillBeRawPtr<TimeRanges> playedRanges = (*it)->played(); | 126 TimeRanges* playedRanges = (*it)->played(); |
127 for (++it; it != m_mediaElements.end(); ++it) | 127 for (++it; it != m_mediaElements.end(); ++it) |
128 playedRanges->unionWith((*it)->played().get()); | 128 playedRanges->unionWith((*it)->played()); |
129 return playedRanges; | 129 return playedRanges; |
130 } | 130 } |
131 | 131 |
132 double MediaController::duration() const | 132 double MediaController::duration() const |
133 { | 133 { |
134 // FIXME: Investigate caching the maximum duration and only updating the cac
hed value | 134 // FIXME: Investigate caching the maximum duration and only updating the cac
hed value |
135 // when the slaved media elements' durations change. | 135 // when the slaved media elements' durations change. |
136 double maxDuration = 0; | 136 double maxDuration = 0; |
137 for (const HTMLMediaElement* element : m_mediaElements) { | 137 for (const HTMLMediaElement* element : m_mediaElements) { |
138 double duration = element->duration(); | 138 double duration = element->duration(); |
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609 { | 609 { |
610 #if ENABLE(OILPAN) | 610 #if ENABLE(OILPAN) |
611 visitor->trace(m_mediaElements); | 611 visitor->trace(m_mediaElements); |
612 visitor->trace(m_pendingEventsQueue); | 612 visitor->trace(m_pendingEventsQueue); |
613 visitor->trace(m_executionContext); | 613 visitor->trace(m_executionContext); |
614 #endif | 614 #endif |
615 RefCountedGarbageCollectedEventTargetWithInlineData<MediaController>::trace(
visitor); | 615 RefCountedGarbageCollectedEventTargetWithInlineData<MediaController>::trace(
visitor); |
616 } | 616 } |
617 | 617 |
618 } | 618 } |
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