/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim:set ts=2 sw=2 sts=2 et cindent: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef ConvolverNode_h_

#define ConvolverNode_h_

#include "AudioNode.h"

#include "AudioBuffer.h"

namespace mozilla {

namespace dom {

class AudioContext;

struct ConvolverOptions;

class ConvolverNode final : public AudioNode

{

public:

  static already_AddRefed<ConvolverNode>

  Create(JSContext* aCx, AudioContext& aAudioContext,

         const ConvolverOptions& aOptions, ErrorResult& aRv);

  NS_DECL_ISUPPORTS_INHERITED

  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(ConvolverNode, AudioNode);

  static already_AddRefed<ConvolverNode>

  Constructor(const GlobalObject& aGlobal, AudioContext& aAudioContext,

              const ConvolverOptions& aOptions, ErrorResult& aRv)

  {

    return Create(aGlobal.Context(), aAudioContext, aOptions, aRv);

  }

  JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;

  AudioBuffer* GetBuffer(JSContext* aCx) const

  {

    return mBuffer;

  }

  void SetBuffer(JSContext* aCx, AudioBuffer* aBuffer, ErrorResult& aRv);

  bool Normalize() const

  {

    return mNormalize;

  }

  void SetNormalize(bool aNormal);

  void SetChannelCount(uint32_t aChannelCount, ErrorResult& aRv) override

  {

    if (aChannelCount > 2) {

      aRv.Throw(NS_ERROR_DOM_NOT_SUPPORTED_ERR);

      return;

    }

    AudioNode::SetChannelCount(aChannelCount, aRv);

  }

  void SetChannelCountModeValue(ChannelCountMode aMode, ErrorResult& aRv) override

  {

    if (aMode == ChannelCountMode::Max) {

      aRv.Throw(NS_ERROR_DOM_NOT_SUPPORTED_ERR);

      return;

    }

    AudioNode::SetChannelCountModeValue(aMode, aRv);

  }

  const char* NodeType() const override

  {

    return "ConvolverNode";

  }

  size_t SizeOfExcludingThis(MallocSizeOf aMallocSizeOf) const override;

  size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const override;

private:

  explicit ConvolverNode(AudioContext* aContext);

  ~ConvolverNode() = default;

  RefPtr<AudioBuffer> mBuffer;

  bool mNormalize;

};

} //end namespace dom

} //end namespace mozilla

#endif