1/*
2 * Copyright (C) 2010, 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 * 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. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25#ifndef AudioProcessingEvent_h
26#define AudioProcessingEvent_h
27
28#include "modules/EventModules.h"
29#include "modules/webaudio/AudioBuffer.h"
30#include "wtf/PassRefPtr.h"
31#include "wtf/RefPtr.h"
32
33namespace blink {
34
35class AudioBuffer;
36
37class AudioProcessingEvent FINAL : public Event {
38    DEFINE_WRAPPERTYPEINFO();
39public:
40    static PassRefPtrWillBeRawPtr<AudioProcessingEvent> create();
41    static PassRefPtrWillBeRawPtr<AudioProcessingEvent> create(AudioBuffer* inputBuffer, AudioBuffer* outputBuffer, double playbackTime);
42
43    virtual ~AudioProcessingEvent();
44
45    AudioBuffer* inputBuffer() { return m_inputBuffer.get(); }
46    AudioBuffer* outputBuffer() { return m_outputBuffer.get(); }
47    double playbackTime() const { return m_playbackTime; }
48
49    virtual const AtomicString& interfaceName() const OVERRIDE;
50
51    virtual void trace(Visitor*) OVERRIDE;
52
53private:
54    AudioProcessingEvent();
55    AudioProcessingEvent(AudioBuffer* inputBuffer, AudioBuffer* outputBuffer, double playbackTime);
56
57    PersistentWillBeMember<AudioBuffer> m_inputBuffer;
58    PersistentWillBeMember<AudioBuffer> m_outputBuffer;
59    double m_playbackTime;
60};
61
62} // namespace blink
63
64#endif // AudioProcessingEvent_h
65