OLD | NEW |
1 /* | 1 /* |
2 * Copyright (C) 2013 Apple Inc. All rights reserved. | 2 * Copyright (C) 2013 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 |
(...skipping 16 matching lines...) Expand all Loading... |
27 #include "modules/speech/SpeechSynthesis.h" | 27 #include "modules/speech/SpeechSynthesis.h" |
28 | 28 |
29 #include "bindings/v8/ExceptionState.h" | 29 #include "bindings/v8/ExceptionState.h" |
30 #include "core/dom/ExecutionContext.h" | 30 #include "core/dom/ExecutionContext.h" |
31 #include "modules/speech/SpeechSynthesisEvent.h" | 31 #include "modules/speech/SpeechSynthesisEvent.h" |
32 #include "platform/speech/PlatformSpeechSynthesisVoice.h" | 32 #include "platform/speech/PlatformSpeechSynthesisVoice.h" |
33 #include "wtf/CurrentTime.h" | 33 #include "wtf/CurrentTime.h" |
34 | 34 |
35 namespace WebCore { | 35 namespace WebCore { |
36 | 36 |
37 DEFINE_GC_INFO(SpeechSynthesis); | 37 PassRefPtr<SpeechSynthesis> SpeechSynthesis::create(ExecutionContext* context) |
38 | |
39 PassRefPtrWillBeRawPtr<SpeechSynthesis> SpeechSynthesis::create(ExecutionContext
* context) | |
40 { | 38 { |
41 return adoptRefCountedWillBeRefCountedGarbageCollected(new SpeechSynthesis(c
ontext)); | 39 return adoptRef(new SpeechSynthesis(context)); |
42 } | 40 } |
43 | 41 |
44 SpeechSynthesis::SpeechSynthesis(ExecutionContext* context) | 42 SpeechSynthesis::SpeechSynthesis(ExecutionContext* context) |
45 : ContextLifecycleObserver(context) | 43 : ContextLifecycleObserver(context) |
46 , m_platformSpeechSynthesizer(PlatformSpeechSynthesizer::create(this)) | 44 , m_platformSpeechSynthesizer(PlatformSpeechSynthesizer::create(this)) |
47 , m_currentSpeechUtterance(0) | 45 , m_currentSpeechUtterance(0) |
48 , m_isPaused(false) | 46 , m_isPaused(false) |
49 { | 47 { |
50 ScriptWrappable::init(this); | 48 ScriptWrappable::init(this); |
51 } | 49 } |
52 | 50 |
53 void SpeechSynthesis::setPlatformSynthesizer(PassOwnPtr<PlatformSpeechSynthesize
r> synthesizer) | 51 void SpeechSynthesis::setPlatformSynthesizer(PassOwnPtr<PlatformSpeechSynthesize
r> synthesizer) |
54 { | 52 { |
55 m_platformSpeechSynthesizer = synthesizer; | 53 m_platformSpeechSynthesizer = synthesizer; |
56 } | 54 } |
57 | 55 |
58 ExecutionContext* SpeechSynthesis::executionContext() const | 56 ExecutionContext* SpeechSynthesis::executionContext() const |
59 { | 57 { |
60 return ContextLifecycleObserver::executionContext(); | 58 return ContextLifecycleObserver::executionContext(); |
61 } | 59 } |
62 | 60 |
63 void SpeechSynthesis::voicesDidChange() | 61 void SpeechSynthesis::voicesDidChange() |
64 { | 62 { |
65 m_voiceList.clear(); | 63 m_voiceList.clear(); |
66 if (!executionContext()->activeDOMObjectsAreStopped()) | 64 if (!executionContext()->activeDOMObjectsAreStopped()) |
67 dispatchEvent(Event::create(EventTypeNames::voiceschanged)); | 65 dispatchEvent(Event::create(EventTypeNames::voiceschanged)); |
68 } | 66 } |
69 | 67 |
70 const WillBeHeapVector<RefPtrWillBeMember<SpeechSynthesisVoice> >& SpeechSynthes
is::getVoices() | 68 const Vector<RefPtr<SpeechSynthesisVoice> >& SpeechSynthesis::getVoices() |
71 { | 69 { |
72 if (m_voiceList.size()) | 70 if (m_voiceList.size()) |
73 return m_voiceList; | 71 return m_voiceList; |
74 | 72 |
75 // If the voiceList is empty, that's the cue to get the voices from the plat
form again. | 73 // If the voiceList is empty, that's the cue to get the voices from the plat
form again. |
76 const Vector<RefPtr<PlatformSpeechSynthesisVoice> >& platformVoices = m_plat
formSpeechSynthesizer->voiceList(); | 74 const Vector<RefPtr<PlatformSpeechSynthesisVoice> >& platformVoices = m_plat
formSpeechSynthesizer->voiceList(); |
77 size_t voiceCount = platformVoices.size(); | 75 size_t voiceCount = platformVoices.size(); |
78 for (size_t k = 0; k < voiceCount; k++) | 76 for (size_t k = 0; k < voiceCount; k++) |
79 m_voiceList.append(SpeechSynthesisVoice::create(platformVoices[k])); | 77 m_voiceList.append(SpeechSynthesisVoice::create(platformVoices[k])); |
80 | 78 |
(...skipping 39 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
120 | 118 |
121 // If the queue was empty, speak this immediately and add it to the queue. | 119 // If the queue was empty, speak this immediately and add it to the queue. |
122 if (m_utteranceQueue.size() == 1) | 120 if (m_utteranceQueue.size() == 1) |
123 startSpeakingImmediately(utterance); | 121 startSpeakingImmediately(utterance); |
124 } | 122 } |
125 | 123 |
126 void SpeechSynthesis::cancel() | 124 void SpeechSynthesis::cancel() |
127 { | 125 { |
128 // Remove all the items from the utterance queue. | 126 // Remove all the items from the utterance queue. |
129 // Hold on to the current utterance so the platform synthesizer can have a c
hance to clean up. | 127 // Hold on to the current utterance so the platform synthesizer can have a c
hance to clean up. |
130 RefPtrWillBeMember<SpeechSynthesisUtterance> current = m_currentSpeechUttera
nce; | 128 RefPtr<SpeechSynthesisUtterance> current = m_currentSpeechUtterance; |
131 m_utteranceQueue.clear(); | 129 m_utteranceQueue.clear(); |
132 m_platformSpeechSynthesizer->cancel(); | 130 m_platformSpeechSynthesizer->cancel(); |
133 current = 0; | 131 current = 0; |
134 | 132 |
135 // The platform should have called back immediately and cleared the current
utterance. | 133 // The platform should have called back immediately and cleared the current
utterance. |
136 ASSERT(!m_currentSpeechUtterance); | 134 ASSERT(!m_currentSpeechUtterance); |
137 } | 135 } |
138 | 136 |
139 void SpeechSynthesis::pause() | 137 void SpeechSynthesis::pause() |
140 { | 138 { |
(...skipping 16 matching lines...) Expand all Loading... |
157 | 155 |
158 void SpeechSynthesis::handleSpeakingCompleted(SpeechSynthesisUtterance* utteranc
e, bool errorOccurred) | 156 void SpeechSynthesis::handleSpeakingCompleted(SpeechSynthesisUtterance* utteranc
e, bool errorOccurred) |
159 { | 157 { |
160 ASSERT(utterance); | 158 ASSERT(utterance); |
161 ASSERT(m_currentSpeechUtterance); | 159 ASSERT(m_currentSpeechUtterance); |
162 m_currentSpeechUtterance = 0; | 160 m_currentSpeechUtterance = 0; |
163 | 161 |
164 fireEvent(errorOccurred ? EventTypeNames::error : EventTypeNames::end, utter
ance, 0, String()); | 162 fireEvent(errorOccurred ? EventTypeNames::error : EventTypeNames::end, utter
ance, 0, String()); |
165 | 163 |
166 if (m_utteranceQueue.size()) { | 164 if (m_utteranceQueue.size()) { |
167 RefPtrWillBeMember<SpeechSynthesisUtterance> firstUtterance = m_utteranc
eQueue.first(); | 165 RefPtr<SpeechSynthesisUtterance> firstUtterance = m_utteranceQueue.first
(); |
168 ASSERT(firstUtterance == utterance); | 166 ASSERT(firstUtterance == utterance); |
169 if (firstUtterance == utterance) | 167 if (firstUtterance == utterance) |
170 m_utteranceQueue.removeFirst(); | 168 m_utteranceQueue.removeFirst(); |
171 | 169 |
172 // Start the next job if there is one pending. | 170 // Start the next job if there is one pending. |
173 if (!m_utteranceQueue.isEmpty()) | 171 if (!m_utteranceQueue.isEmpty()) |
174 startSpeakingImmediately(m_utteranceQueue.first().get()); | 172 startSpeakingImmediately(m_utteranceQueue.first().get()); |
175 } | 173 } |
176 } | 174 } |
177 | 175 |
(...skipping 44 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
222 { | 220 { |
223 if (utterance->client()) | 221 if (utterance->client()) |
224 handleSpeakingCompleted(static_cast<SpeechSynthesisUtterance*>(utterance
->client()), true); | 222 handleSpeakingCompleted(static_cast<SpeechSynthesisUtterance*>(utterance
->client()), true); |
225 } | 223 } |
226 | 224 |
227 const AtomicString& SpeechSynthesis::interfaceName() const | 225 const AtomicString& SpeechSynthesis::interfaceName() const |
228 { | 226 { |
229 return EventTargetNames::SpeechSynthesisUtterance; | 227 return EventTargetNames::SpeechSynthesisUtterance; |
230 } | 228 } |
231 | 229 |
232 void SpeechSynthesis::trace(Visitor* visitor) | |
233 { | |
234 visitor->trace(m_voiceList); | |
235 visitor->trace(m_currentSpeechUtterance); | |
236 visitor->trace(m_utteranceQueue); | |
237 } | |
238 | |
239 } // namespace WebCore | 230 } // namespace WebCore |
OLD | NEW |