/*
 * Copyright (C) 2011, 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 APPLE INC. AND ITS CONTRIBUTORS ``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 APPLE INC. OR ITS CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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 */

#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_WEBAUDIO_DYNAMICS_COMPRESSOR_NODE_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_WEBAUDIO_DYNAMICS_COMPRESSOR_NODE_H_

#include "base/gtest_prod_util.h"
#include "third_party/blink/renderer/modules/modules_export.h"
#include "third_party/blink/renderer/modules/webaudio/audio_node.h"
#include "third_party/blink/renderer/modules/webaudio/audio_param.h"
#include "third_party/blink/renderer/modules/webaudio/dynamics_compressor_handler.h"

namespace blink {

class BaseAudioContext;
class DynamicsCompressorOptions;

class MODULES_EXPORT DynamicsCompressorNode final : public AudioNode {
  DEFINE_WRAPPERTYPEINFO();

 public:
  static DynamicsCompressorNode* Create(BaseAudioContext&, ExceptionState&);
  static DynamicsCompressorNode* Create(BaseAudioContext*,
                                        const DynamicsCompressorOptions*,
                                        ExceptionState&);

  explicit DynamicsCompressorNode(BaseAudioContext&);

  void Trace(Visitor*) const override;

  AudioParam* threshold() const;
  AudioParam* knee() const;
  AudioParam* ratio() const;
  float reduction() const;
  AudioParam* attack() const;
  AudioParam* release() const;

  // InspectorHelperMixin
  void ReportDidCreate() final;
  void ReportWillBeDestroyed() final;

 private:
  DynamicsCompressorHandler& GetDynamicsCompressorHandler() const;

  Member<AudioParam> threshold_;
  Member<AudioParam> knee_;
  Member<AudioParam> ratio_;
  Member<AudioParam> attack_;
  Member<AudioParam> release_;

  FRIEND_TEST_ALL_PREFIXES(DynamicsCompressorNodeTest, ProcessorLifetime);
};

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_MODULES_WEBAUDIO_DYNAMICS_COMPRESSOR_NODE_H_