Source code

Revision control

Other Tools

/* -*- 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 {
namespace 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 dom
} // namespace mozilla
#endif