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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 |
11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
12 * | 12 * |
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 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. | 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 */ | 24 */ |
25 | 25 |
26 #ifndef SpeechSynthesis_h | 26 #ifndef SpeechSynthesis_h |
27 #define SpeechSynthesis_h | 27 #define SpeechSynthesis_h |
28 | 28 |
29 #include "bindings/v8/ScriptWrappable.h" | 29 #include "bindings/v8/ScriptWrappable.h" |
| 30 #include "core/dom/ContextLifecycleObserver.h" |
| 31 #include "core/events/EventTarget.h" |
30 #include "core/platform/PlatformSpeechSynthesisUtterance.h" | 32 #include "core/platform/PlatformSpeechSynthesisUtterance.h" |
31 #include "core/platform/PlatformSpeechSynthesizer.h" | 33 #include "core/platform/PlatformSpeechSynthesizer.h" |
32 #include "modules/speech/SpeechSynthesisUtterance.h" | 34 #include "modules/speech/SpeechSynthesisUtterance.h" |
33 #include "modules/speech/SpeechSynthesisVoice.h" | 35 #include "modules/speech/SpeechSynthesisVoice.h" |
34 #include "wtf/Deque.h" | 36 #include "wtf/Deque.h" |
35 #include "wtf/PassRefPtr.h" | 37 #include "wtf/PassRefPtr.h" |
36 #include "wtf/RefCounted.h" | 38 #include "wtf/RefCounted.h" |
37 #include "wtf/RefPtr.h" | 39 #include "wtf/RefPtr.h" |
38 | 40 |
39 namespace WebCore { | 41 namespace WebCore { |
40 | 42 |
41 class ExceptionState; | 43 class ExceptionState; |
42 class PlatformSpeechSynthesizerClient; | 44 class PlatformSpeechSynthesizerClient; |
43 class SpeechSynthesisVoice; | 45 class SpeechSynthesisVoice; |
44 | 46 |
45 class SpeechSynthesis : public PlatformSpeechSynthesizerClient, public ScriptWra
ppable, public RefCounted<SpeechSynthesis> { | 47 class SpeechSynthesis : public PlatformSpeechSynthesizerClient, public ScriptWra
ppable, public RefCounted<SpeechSynthesis>, public ContextLifecycleObserver, pub
lic EventTargetWithInlineData { |
| 48 REFCOUNTED_EVENT_TARGET(SpeechSynthesis); |
46 public: | 49 public: |
47 static PassRefPtr<SpeechSynthesis> create(); | 50 static PassRefPtr<SpeechSynthesis> create(ExecutionContext*); |
48 | 51 |
49 bool pending() const; | 52 bool pending() const; |
50 bool speaking() const; | 53 bool speaking() const; |
51 bool paused() const; | 54 bool paused() const; |
52 | 55 |
53 void speak(SpeechSynthesisUtterance*, ExceptionState&); | 56 void speak(SpeechSynthesisUtterance*, ExceptionState&); |
54 void cancel(); | 57 void cancel(); |
55 void pause(); | 58 void pause(); |
56 void resume(); | 59 void resume(); |
57 | 60 |
58 const Vector<RefPtr<SpeechSynthesisVoice> >& getVoices(); | 61 const Vector<RefPtr<SpeechSynthesisVoice> >& getVoices(); |
59 | 62 |
60 // Used in testing to use a mock platform synthesizer | 63 // Used in testing to use a mock platform synthesizer |
61 void setPlatformSynthesizer(PassOwnPtr<PlatformSpeechSynthesizer>); | 64 void setPlatformSynthesizer(PassOwnPtr<PlatformSpeechSynthesizer>); |
62 | 65 |
| 66 DEFINE_ATTRIBUTE_EVENT_LISTENER(voiceschanged); |
| 67 |
| 68 virtual ExecutionContext* executionContext() const; |
| 69 |
63 private: | 70 private: |
64 SpeechSynthesis(); | 71 explicit SpeechSynthesis(ExecutionContext*); |
65 | 72 |
66 // PlatformSpeechSynthesizerClient override methods. | 73 // PlatformSpeechSynthesizerClient override methods. |
67 virtual void voicesDidChange() OVERRIDE; | 74 virtual void voicesDidChange() OVERRIDE; |
68 virtual void didStartSpeaking(PassRefPtr<PlatformSpeechSynthesisUtterance>)
OVERRIDE; | 75 virtual void didStartSpeaking(PassRefPtr<PlatformSpeechSynthesisUtterance>)
OVERRIDE; |
69 virtual void didPauseSpeaking(PassRefPtr<PlatformSpeechSynthesisUtterance>)
OVERRIDE; | 76 virtual void didPauseSpeaking(PassRefPtr<PlatformSpeechSynthesisUtterance>)
OVERRIDE; |
70 virtual void didResumeSpeaking(PassRefPtr<PlatformSpeechSynthesisUtterance>)
OVERRIDE; | 77 virtual void didResumeSpeaking(PassRefPtr<PlatformSpeechSynthesisUtterance>)
OVERRIDE; |
71 virtual void didFinishSpeaking(PassRefPtr<PlatformSpeechSynthesisUtterance>)
OVERRIDE; | 78 virtual void didFinishSpeaking(PassRefPtr<PlatformSpeechSynthesisUtterance>)
OVERRIDE; |
72 virtual void speakingErrorOccurred(PassRefPtr<PlatformSpeechSynthesisUtteran
ce>) OVERRIDE; | 79 virtual void speakingErrorOccurred(PassRefPtr<PlatformSpeechSynthesisUtteran
ce>) OVERRIDE; |
73 virtual void boundaryEventOccurred(PassRefPtr<PlatformSpeechSynthesisUtteran
ce>, SpeechBoundary, unsigned charIndex) OVERRIDE; | 80 virtual void boundaryEventOccurred(PassRefPtr<PlatformSpeechSynthesisUtteran
ce>, SpeechBoundary, unsigned charIndex) OVERRIDE; |
74 | 81 |
75 void startSpeakingImmediately(SpeechSynthesisUtterance*); | 82 void startSpeakingImmediately(SpeechSynthesisUtterance*); |
76 void handleSpeakingCompleted(SpeechSynthesisUtterance*, bool errorOccurred); | 83 void handleSpeakingCompleted(SpeechSynthesisUtterance*, bool errorOccurred); |
77 void fireEvent(const AtomicString& type, SpeechSynthesisUtterance*, unsigned
long charIndex, const String& name); | 84 void fireEvent(const AtomicString& type, SpeechSynthesisUtterance*, unsigned
long charIndex, const String& name); |
78 | 85 |
79 OwnPtr<PlatformSpeechSynthesizer> m_platformSpeechSynthesizer; | 86 OwnPtr<PlatformSpeechSynthesizer> m_platformSpeechSynthesizer; |
80 Vector<RefPtr<SpeechSynthesisVoice> > m_voiceList; | 87 Vector<RefPtr<SpeechSynthesisVoice> > m_voiceList; |
81 SpeechSynthesisUtterance* m_currentSpeechUtterance; | 88 SpeechSynthesisUtterance* m_currentSpeechUtterance; |
82 Deque<RefPtr<SpeechSynthesisUtterance> > m_utteranceQueue; | 89 Deque<RefPtr<SpeechSynthesisUtterance> > m_utteranceQueue; |
83 bool m_isPaused; | 90 bool m_isPaused; |
| 91 |
| 92 // EventTarget |
| 93 virtual const AtomicString& interfaceName() const OVERRIDE; |
84 }; | 94 }; |
85 | 95 |
86 } // namespace WebCore | 96 } // namespace WebCore |
87 | 97 |
88 #endif // SpeechSynthesisEvent_h | 98 #endif // SpeechSynthesisEvent_h |
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