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/* -*- 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 WaveShaperNode_h_
#define WaveShaperNode_h_
#include "AudioNode.h"
#include "mozilla/dom/WaveShaperNodeBinding.h"
#include "mozilla/dom/TypedArray.h"
namespace mozilla {
namespace dom {
class AudioContext;
struct WaveShaperOptions;
class WaveShaperNode final : public AudioNode {
public:
static already_AddRefed<WaveShaperNode> Create(
AudioContext& aAudioContext, const WaveShaperOptions& aOptions,
ErrorResult& aRv);
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(WaveShaperNode,
AudioNode)
static already_AddRefed<WaveShaperNode> Constructor(
const GlobalObject& aGlobal, AudioContext& aAudioContext,
const WaveShaperOptions& aOptions, ErrorResult& aRv) {
return Create(aAudioContext, aOptions, aRv);
}
JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
void GetCurve(JSContext* aCx, JS::MutableHandle<JSObject*> aRetval);
void SetCurve(const Nullable<Float32Array>& aData, ErrorResult& aRv);
OverSampleType Oversample() const { return mType; }
void SetOversample(OverSampleType aType);
size_t SizeOfExcludingThis(MallocSizeOf aMallocSizeOf) const override {
// Possibly track in the future:
// - mCurve
return AudioNode::SizeOfExcludingThis(aMallocSizeOf);
}
const char* NodeType() const override { return "WaveShaperNode"; }
size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const override {
return aMallocSizeOf(this) + SizeOfExcludingThis(aMallocSizeOf);
}
private:
explicit WaveShaperNode(AudioContext* aContext);
~WaveShaperNode() = default;
void SetCurveInternal(const nsTArray<float>& aCurve, ErrorResult& aRv);
void CleanCurveInternal();
void SendCurveToTrack();
nsTArray<float> mCurve;
OverSampleType mType;
};
} // namespace dom
} // namespace mozilla
#endif