Source/platform/exported/WebSpeechSynthesizerClientImpl.h

/*
 * Copyright (C) 2013 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
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 *  * Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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#ifndef WebSpeechSynthesizerClientImpl_h
#define WebSpeechSynthesizerClientImpl_h

#include "platform/heap/Handle.h"
#include "platform/speech/PlatformSpeechSynthesizer.h"
#include "public/platform/WebSpeechSynthesisUtterance.h"
#include "public/platform/WebSpeechSynthesisVoice.h"
#include "public/platform/WebSpeechSynthesizerClient.h"

namespace WebCore {

class PlatformSpeechSynthesizer;
class PlatformSpeechSynthesizerClient;

class WebSpeechSynthesizerClientImpl FINAL : public GarbageCollectedFinalized<WebSpeechSynthesizerClientImpl>, public blink::WebSpeechSynthesizerClient {
public:
    WebSpeechSynthesizerClientImpl(PlatformSpeechSynthesizer*, PlatformSpeechSynthesizerClient*);
    virtual ~WebSpeechSynthesizerClientImpl();

    virtual void setVoiceList(const blink::WebVector<blink::WebSpeechSynthesisVoice>& voices);
    virtual void didStartSpeaking(const blink::WebSpeechSynthesisUtterance&);
    virtual void didFinishSpeaking(const blink::WebSpeechSynthesisUtterance&);
    virtual void didPauseSpeaking(const blink::WebSpeechSynthesisUtterance&);
    virtual void didResumeSpeaking(const blink::WebSpeechSynthesisUtterance&);
    virtual void speakingErrorOccurred(const blink::WebSpeechSynthesisUtterance&);
    virtual void wordBoundaryEventOccurred(const blink::WebSpeechSynthesisUtterance&, unsigned charIndex);
    virtual void sentenceBoundaryEventOccurred(const blink::WebSpeechSynthesisUtterance&, unsigned charIndex);

    void trace(Visitor*);

private:
    Member<PlatformSpeechSynthesizer> m_synthesizer;
    Member<PlatformSpeechSynthesizerClient> m_client;
};

} // namespace WebCore

#endif // WebSpeechSynthesizerClientImpl_h