gecko/content/media/webaudio/AudioBufferSourceNode.h

94 lines
2.0 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 AudioBufferSourceNode_h_
#define AudioBufferSourceNode_h_
#include "AudioSourceNode.h"
#include "AudioBuffer.h"
#include "mozilla/dom/BindingUtils.h"
namespace mozilla {
namespace dom {
class AudioBufferSourceNode : public AudioSourceNode,
public MainThreadMediaStreamListener
{
public:
explicit AudioBufferSourceNode(AudioContext* aContext);
virtual ~AudioBufferSourceNode();
virtual void DestroyMediaStream() MOZ_OVERRIDE
{
if (mStream) {
mStream->RemoveMainThreadListener(this);
}
AudioSourceNode::DestroyMediaStream();
}
virtual bool SupportsMediaStreams() const MOZ_OVERRIDE
{
return true;
}
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(AudioBufferSourceNode, AudioSourceNode)
virtual JSObject* WrapObject(JSContext* aCx, JSObject* aScope);
void Start(JSContext* aCx, double aWhen, double aOffset,
const Optional<double>& aDuration, ErrorResult& aRv);
void Stop(double aWhen, ErrorResult& aRv);
AudioBuffer* GetBuffer() const
{
return mBuffer;
}
void SetBuffer(AudioBuffer* aBuffer)
{
mBuffer = aBuffer;
}
bool Loop() const
{
return mLoop;
}
void SetLoop(bool aLoop)
{
mLoop = aLoop;
}
double LoopStart() const
{
return mLoopStart;
}
void SetLoopStart(double aStart)
{
mLoopStart = aStart;
}
double LoopEnd() const
{
return mLoopEnd;
}
void SetLoopEnd(double aEnd)
{
mLoopEnd = aEnd;
}
virtual void NotifyMainThreadStateChanged() MOZ_OVERRIDE;
private:
nsRefPtr<AudioBuffer> mBuffer;
double mLoopStart;
double mLoopEnd;
bool mLoop;
bool mStartCalled;
};
}
}
#endif