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

51 lines
1.3 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 AudioDestinationNode_h_
#define AudioDestinationNode_h_
#include "AudioNode.h"
namespace mozilla {
namespace dom {
class AudioContext;
/**
* Need to have an nsWrapperCache on AudioDestinationNodes since
* AudioContext.destination returns them.
*/
class AudioDestinationNode : public AudioNode,
public nsWrapperCache
{
public:
AudioDestinationNode(AudioContext* aContext, MediaStreamGraph* aGraph);
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(AudioDestinationNode,
AudioNode)
virtual JSObject* WrapObject(JSContext* aCx, JSObject* aScope) MOZ_OVERRIDE;
virtual uint32_t NumberOfOutputs() const MOZ_FINAL MOZ_OVERRIDE
{
return 0;
}
void JSBindingFinalized()
{
// Don't do anything special for destination nodes, as they will always
// remain accessible through the AudioContext.
}
};
}
}
#endif