/* -*- 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 ConstantSourceNode_h_
#define ConstantSourceNode_h_
#include "AudioScheduledSourceNode.h"
#include "AudioParam.h"
#include "mozilla/dom/ConstantSourceNodeBinding.h"
namespace mozilla::dom {
class AudioContext;
class ConstantSourceNode final :
public AudioScheduledSourceNode,
public MainThreadMediaTrackListener {
public:
explicit ConstantSourceNode(AudioContext* aContext);
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(ConstantSourceNode,
AudioScheduledSourceNode)
JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
static already_AddRefed<ConstantSourceNode> Constructor(
const GlobalObject& aGlobal, AudioContext& aContext,
const ConstantSourceOptions& aOptions);
void DestroyMediaTrack() override;
uint16_t NumberOfInputs()
const final {
return 0; }
AudioParam* Offset()
const {
return mOffset; }
void Start(
double aWhen, ErrorResult& rv) override;
void Stop(
double aWhen, ErrorResult& rv) override;
void NotifyMainThreadTrackEnded() override;
const char* NodeType()
const override {
return "ConstantSourceNode"; }
size_t SizeOfExcludingThis(MallocSizeOf aMallocSizeOf)
const override;
size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf)
const override;
protected:
virtual ~ConstantSourceNode();
private:
RefPtr<AudioParam> mOffset;
bool mStartCalled;
};
}
// namespace mozilla::dom
#endif
