1 /*
2 * Copyright (C) 2013 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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.
24 */
25
26 #include "config.h"
27 #include "modules/speech/SpeechSynthesisUtterance.h"
28
29 namespace WebCore {
30
create(ExecutionContext * context,const String & text)31 SpeechSynthesisUtterance* SpeechSynthesisUtterance::create(ExecutionContext* context, const String& text)
32 {
33 return adoptRefCountedGarbageCollectedWillBeNoop(new SpeechSynthesisUtterance(context, text));
34 }
35
SpeechSynthesisUtterance(ExecutionContext * context,const String & text)36 SpeechSynthesisUtterance::SpeechSynthesisUtterance(ExecutionContext* context, const String& text)
37 : ContextLifecycleObserver(context)
38 , m_platformUtterance(PlatformSpeechSynthesisUtterance::create(this))
39 {
40 ScriptWrappable::init(this);
41 m_platformUtterance->setText(text);
42 }
43
~SpeechSynthesisUtterance()44 SpeechSynthesisUtterance::~SpeechSynthesisUtterance()
45 {
46 }
47
executionContext() const48 ExecutionContext* SpeechSynthesisUtterance::executionContext() const
49 {
50 return ContextLifecycleObserver::executionContext();
51 }
52
interfaceName() const53 const AtomicString& SpeechSynthesisUtterance::interfaceName() const
54 {
55 return EventTargetNames::SpeechSynthesisUtterance;
56 }
57
voice() const58 SpeechSynthesisVoice* SpeechSynthesisUtterance::voice() const
59 {
60 return m_voice.get();
61 }
62
setVoice(SpeechSynthesisVoice * voice)63 void SpeechSynthesisUtterance::setVoice(SpeechSynthesisVoice* voice)
64 {
65 // Cache our own version of the SpeechSynthesisVoice so that we don't have to do some lookup
66 // to go from the platform voice back to the speech synthesis voice in the read property.
67 m_voice = voice;
68
69 if (voice)
70 m_platformUtterance->setVoice(voice->platformVoice());
71 }
72
trace(Visitor * visitor)73 void SpeechSynthesisUtterance::trace(Visitor* visitor)
74 {
75 visitor->trace(m_platformUtterance);
76 visitor->trace(m_voice);
77 EventTargetWithInlineData::trace(visitor);
78 }
79
80 } // namespace WebCore
81