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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_WEBAUDIO_STEREO_PANNER_NODE_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_WEBAUDIO_STEREO_PANNER_NODE_H_
#include <memory>
#include "base/gtest_prod_util.h"
#include "third_party/blink/renderer/modules/webaudio/audio_node.h"
#include "third_party/blink/renderer/modules/webaudio/audio_param.h"
#include "third_party/blink/renderer/modules/webaudio/stereo_panner_handler.h"
#include "third_party/blink/renderer/platform/audio/audio_bus.h"
#include "third_party/blink/renderer/platform/audio/stereo_panner.h"
namespace blink {
class BaseAudioContext;
class StereoPannerOptions;
// StereoPannerNode is an AudioNode with one input and one output. It is
// specifically designed for equal-power stereo panning.
class StereoPannerNode final : public AudioNode {
DEFINE_WRAPPERTYPEINFO();
public:
static StereoPannerNode* Create(BaseAudioContext&, ExceptionState&);
static StereoPannerNode* Create(BaseAudioContext*,
const StereoPannerOptions*,
ExceptionState&);
explicit StereoPannerNode(BaseAudioContext&);
void Trace(Visitor*) const override;
AudioParam* pan() const;
// InspectorHelperMixin
void ReportDidCreate() final;
void ReportWillBeDestroyed() final;
private:
Member<AudioParam> pan_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_WEBAUDIO_STEREO_PANNER_NODE_H_
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