/*
 * 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
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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 GOOGLE INC. ``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 GOOGLE INC. 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
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef RTCDTMFSenderHandler_h
#define RTCDTMFSenderHandler_h

#include "platform/PlatformExport.h"
#include "platform/mediastream/RTCDTMFSenderHandlerClient.h"
#include "public/platform/WebRTCDTMFSenderHandler.h"
#include "public/platform/WebRTCDTMFSenderHandlerClient.h"
#include "wtf/OwnPtr.h"
#include "wtf/PassOwnPtr.h"

namespace WebCore {

class RTCDTMFSenderHandlerClient;

class PLATFORM_EXPORT RTCDTMFSenderHandler : public blink::WebRTCDTMFSenderHandlerClient {
    WTF_MAKE_NONCOPYABLE(RTCDTMFSenderHandler);
public:
    static PassOwnPtr<RTCDTMFSenderHandler> create(blink::WebRTCDTMFSenderHandler*);
    virtual ~RTCDTMFSenderHandler();

    void setClient(RTCDTMFSenderHandlerClient*);

    String currentToneBuffer();

    bool canInsertDTMF();
    bool insertDTMF(const String& tones, long duration, long interToneGap);

    // blink::WebRTCDTMFSenderHandlerClient implementation.
    virtual void didPlayTone(const blink::WebString& tone) const OVERRIDE;

private:
    explicit RTCDTMFSenderHandler(blink::WebRTCDTMFSenderHandler*);

    OwnPtr<blink::WebRTCDTMFSenderHandler> m_webHandler;
    RTCDTMFSenderHandlerClient* m_client;
};

} // namespace WebCore

#endif // RTCDTMFSenderHandler_h