1/*
2 * Copyright (C) 2013 Apple Computer, 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 "platform/speech/PlatformSpeechSynthesizer.h"
28
29#include "platform/exported/WebSpeechSynthesizerClientImpl.h"
30#include "platform/speech/PlatformSpeechSynthesisUtterance.h"
31#include "public/platform/Platform.h"
32#include "public/platform/WebSpeechSynthesisUtterance.h"
33#include "public/platform/WebSpeechSynthesizer.h"
34#include "public/platform/WebSpeechSynthesizerClient.h"
35#include "wtf/RetainPtr.h"
36
37namespace WebCore {
38
39PlatformSpeechSynthesizer* PlatformSpeechSynthesizer::create(PlatformSpeechSynthesizerClient* client)
40{
41    PlatformSpeechSynthesizer* synthesizer = new PlatformSpeechSynthesizer(client);
42    synthesizer->initializeVoiceList();
43    return synthesizer;
44}
45
46PlatformSpeechSynthesizer::PlatformSpeechSynthesizer(PlatformSpeechSynthesizerClient* client)
47    : m_speechSynthesizerClient(client)
48{
49    m_webSpeechSynthesizerClient = new WebSpeechSynthesizerClientImpl(this, client);
50    m_webSpeechSynthesizer = adoptPtr(blink::Platform::current()->createSpeechSynthesizer(m_webSpeechSynthesizerClient));
51}
52
53PlatformSpeechSynthesizer::~PlatformSpeechSynthesizer()
54{
55}
56
57void PlatformSpeechSynthesizer::speak(PlatformSpeechSynthesisUtterance* utterance)
58{
59    if (!m_webSpeechSynthesizer || !m_webSpeechSynthesizerClient)
60        return;
61
62    m_webSpeechSynthesizer->speak(blink::WebSpeechSynthesisUtterance(utterance));
63}
64
65void PlatformSpeechSynthesizer::pause()
66{
67    if (m_webSpeechSynthesizer.get())
68        m_webSpeechSynthesizer->pause();
69}
70
71void PlatformSpeechSynthesizer::resume()
72{
73    if (m_webSpeechSynthesizer.get())
74        m_webSpeechSynthesizer->resume();
75}
76
77void PlatformSpeechSynthesizer::cancel()
78{
79    if (m_webSpeechSynthesizer.get())
80        m_webSpeechSynthesizer->cancel();
81}
82
83void PlatformSpeechSynthesizer::setVoiceList(HeapVector<Member<PlatformSpeechSynthesisVoice> >& voices)
84{
85    m_voiceList = voices;
86}
87
88void PlatformSpeechSynthesizer::initializeVoiceList()
89{
90    if (m_webSpeechSynthesizer.get())
91        m_webSpeechSynthesizer->updateVoiceList();
92}
93
94void PlatformSpeechSynthesizer::trace(Visitor* visitor)
95{
96    visitor->trace(m_speechSynthesizerClient);
97    visitor->trace(m_voiceList);
98    visitor->trace(m_webSpeechSynthesizerClient);
99}
100
101} // namespace WebCore
102