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
29namespace WebCore {
30
31SpeechSynthesisUtterance* SpeechSynthesisUtterance::create(ExecutionContext* context, const String& text)
32{
33    return adoptRefCountedGarbageCollectedWillBeNoop(new SpeechSynthesisUtterance(context, text));
34}
35
36SpeechSynthesisUtterance::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
44SpeechSynthesisUtterance::~SpeechSynthesisUtterance()
45{
46}
47
48ExecutionContext* SpeechSynthesisUtterance::executionContext() const
49{
50    return ContextLifecycleObserver::executionContext();
51}
52
53const AtomicString& SpeechSynthesisUtterance::interfaceName() const
54{
55    return EventTargetNames::SpeechSynthesisUtterance;
56}
57
58SpeechSynthesisVoice* SpeechSynthesisUtterance::voice() const
59{
60    return m_voice.get();
61}
62
63void 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
73void 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