1/*
2 * Copyright (C) 2013 Google 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 *  * Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 *  * 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 THE COPYRIGHT HOLDERS ``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 THE COPYRIGHT OWNER 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#ifndef WebSpeechSynthesizerClientImpl_h
27#define WebSpeechSynthesizerClientImpl_h
28
29#include "platform/heap/Handle.h"
30#include "platform/speech/PlatformSpeechSynthesizer.h"
31#include "public/platform/WebSpeechSynthesisUtterance.h"
32#include "public/platform/WebSpeechSynthesisVoice.h"
33#include "public/platform/WebSpeechSynthesizerClient.h"
34
35namespace blink {
36
37class PlatformSpeechSynthesizer;
38class PlatformSpeechSynthesizerClient;
39
40class WebSpeechSynthesizerClientImpl FINAL : public GarbageCollectedFinalized<WebSpeechSynthesizerClientImpl>, public WebSpeechSynthesizerClient {
41public:
42    WebSpeechSynthesizerClientImpl(PlatformSpeechSynthesizer*, PlatformSpeechSynthesizerClient*);
43    virtual ~WebSpeechSynthesizerClientImpl();
44
45    virtual void setVoiceList(const WebVector<WebSpeechSynthesisVoice>& voices);
46    virtual void didStartSpeaking(const WebSpeechSynthesisUtterance&);
47    virtual void didFinishSpeaking(const WebSpeechSynthesisUtterance&);
48    virtual void didPauseSpeaking(const WebSpeechSynthesisUtterance&);
49    virtual void didResumeSpeaking(const WebSpeechSynthesisUtterance&);
50    virtual void speakingErrorOccurred(const WebSpeechSynthesisUtterance&);
51    virtual void wordBoundaryEventOccurred(const WebSpeechSynthesisUtterance&, unsigned charIndex);
52    virtual void sentenceBoundaryEventOccurred(const WebSpeechSynthesisUtterance&, unsigned charIndex);
53
54    void trace(Visitor*);
55
56private:
57    Member<PlatformSpeechSynthesizer> m_synthesizer;
58    Member<PlatformSpeechSynthesizerClient> m_client;
59};
60
61} // namespace blink
62
63#endif // WebSpeechSynthesizerClientImpl_h
64