gecko-dev/content/media/webaudio/GainNode.h

53 lines
1.1 KiB
C++

/* -*- 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 GainNode_h_
#define GainNode_h_
#include "AudioNode.h"
#include "AudioParam.h"
namespace mozilla {
namespace dom {
class AudioContext;
class GainNode : public AudioNode
{
public:
explicit GainNode(AudioContext* aContext);
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(GainNode, AudioNode)
virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
AudioParam* Gain() const
{
return mGain;
}
virtual const char* NodeType() const
{
return "GainNode";
}
virtual size_t SizeOfExcludingThis(MallocSizeOf aMallocSizeOf) const MOZ_OVERRIDE;
virtual size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const MOZ_OVERRIDE;
private:
static void SendGainToStream(AudioNode* aNode);
private:
nsRefPtr<AudioParam> mGain;
};
}
}
#endif