1/*
2 * Copyright (C) 2019 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 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 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#pragma once
27
28#if ENABLE(SPEECH_SYNTHESIS)
29
30#include <WebCore/PlatformSpeechSynthesisUtterance.h>
31#include <WebCore/PlatformSpeechSynthesisVoice.h>
32#include <WebCore/SpeechSynthesisClient.h>
33
34namespace WebKit {
35
36class WebPage;
37
38class WebSpeechSynthesisClient : public WebCore::SpeechSynthesisClient {
39public:
40 WebSpeechSynthesisClient(WebPage& page)
41 : m_page(page)
42 {
43 }
44
45 virtual ~WebSpeechSynthesisClient() { }
46
47 const Vector<RefPtr<WebCore::PlatformSpeechSynthesisVoice>>& voiceList() override;
48 void speak(RefPtr<WebCore::PlatformSpeechSynthesisUtterance>) override;
49 void cancel() override;
50 void pause() override;
51 void resume() override;
52
53 void setObserver(WeakPtr<WebCore::SpeechSynthesisClientObserver> observer) override { m_observer = observer; }
54 WeakPtr<WebCore::SpeechSynthesisClientObserver> observer() const override { return m_observer; }
55
56
57private:
58 WebPage& m_page;
59 WeakPtr<WebCore::SpeechSynthesisClientObserver> m_observer;
60 Vector<RefPtr<WebCore::PlatformSpeechSynthesisVoice>> m_voices;
61};
62
63} // namespace WebKit
64
65#endif // ENABLE(SPEECH_SYNTHESIS)
66