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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef AudioContext_h
#define AudioContext_h
#include "bindings/core/v8/ScriptPromise.h"
#include "bindings/core/v8/ScriptPromiseResolver.h"
#include "modules/webaudio/AbstractAudioContext.h"
#include "platform/heap/Handle.h"
namespace blink {
class Document;
class ExceptionState;
class ScriptState;
// This is an AbstractAudioContext which actually plays sound, unlike an
// OfflineAudioContext which renders sound into a buffer.
class AudioContext : public AbstractAudioContext {
public:
static AbstractAudioContext* create(Document&, ExceptionState&);
~AudioContext() override;
DECLARE_VIRTUAL_TRACE();
ScriptPromise closeContext(ScriptState*) final;
bool isContextClosed() const final;
ScriptPromise suspendContext(ScriptState*) final;
ScriptPromise resumeContext(ScriptState*) final;
bool hasRealtimeConstraint() final { return true; }
protected:
AudioContext(Document&);
void didClose() final;
private:
void stopRendering();
unsigned m_contextId;
Member<ScriptPromiseResolver> m_closeResolver;
};
} // namespace blink
#endif // AudioContext_h
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