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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 AudioListener_h_
#define AudioListener_h_
#include "nsWrapperCache.h"
#include "nsCycleCollectionParticipant.h"
#include "mozilla/Attributes.h"
#include "ThreeDPoint.h"
#include "AudioContext.h"
#include "PannerNode.h"
#include "WebAudioUtils.h"
#include "js/TypeDecls.h"
#include "mozilla/MemoryReporting.h"
namespace mozilla {
namespace dom {
class AudioListenerEngine final {
public:
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(AudioListenerEngine)
AudioListenerEngine();
enum class AudioListenerParameter {
POSITION,
FRONT, // unit length
RIGHT // unit length, orthogonal to FRONT
};
void RecvListenerEngineEvent(
AudioListenerEngine::AudioListenerParameter aParameter,
const ThreeDPoint& aValue);
const ThreeDPoint& Position() const;
const ThreeDPoint& FrontVector() const;
const ThreeDPoint& RightVector() const;
private:
~AudioListenerEngine() = default;
ThreeDPoint mPosition;
ThreeDPoint mFrontVector;
ThreeDPoint mRightVector;
};
class AudioListener final : public nsWrapperCache {
public:
explicit AudioListener(AudioContext* aContext);
NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(AudioListener)
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(AudioListener)
size_t SizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const;
AudioContext* GetParentObject() const { return mContext; }
JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
void SetPosition(double aX, double aY, double aZ);
void SetOrientation(double aX, double aY, double aZ, double aXUp, double aYUp,
double aZUp);
AudioListenerEngine* Engine() { return mEngine.get(); }
private:
void SendListenerEngineEvent(
AudioListenerEngine::AudioListenerParameter aParameter,
const ThreeDPoint& aValue);
~AudioListener() = default;
private:
RefPtr<AudioContext> mContext;
RefPtr<AudioListenerEngine> mEngine;
ThreeDPoint mPosition;
ThreeDPoint mFrontVector;
ThreeDPoint mRightVector;
};
} // namespace dom
} // namespace mozilla
#endif