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// Copyright 2019 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_INSPECTOR_WEB_AUDIO_AGENT_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_WEBAUDIO_INSPECTOR_WEB_AUDIO_AGENT_H_
#include <memory>
#include "third_party/blink/renderer/core/inspector/inspector_base_agent.h"
#include "third_party/blink/renderer/core/inspector/protocol/web_audio.h"
#include "third_party/blink/renderer/modules/modules_export.h"
namespace blink {
class AudioListener;
class AudioNode;
class AudioParam;
class BaseAudioContext;
class Page;
using protocol::WebAudio::ContextRealtimeData;
class MODULES_EXPORT InspectorWebAudioAgent final
: public InspectorBaseAgent<protocol::WebAudio::Metainfo> {
public:
explicit InspectorWebAudioAgent(Page*);
InspectorWebAudioAgent(const InspectorWebAudioAgent&) = delete;
InspectorWebAudioAgent& operator=(const InspectorWebAudioAgent&) = delete;
~InspectorWebAudioAgent() override;
// Base Agent methods.
void Restore() override;
// Protocol method implementations (agent -> front_end/web_audio)
protocol::Response enable() override;
protocol::Response disable() override;
protocol::Response getRealtimeData(
const protocol::WebAudio::GraphObjectId&,
std::unique_ptr<ContextRealtimeData>*) override;
// API for InspectorInstrumentation (modules/webaudio -> agent)
void DidCreateBaseAudioContext(BaseAudioContext*);
void WillDestroyBaseAudioContext(BaseAudioContext*);
void DidChangeBaseAudioContext(BaseAudioContext*);
void DidCreateAudioListener(AudioListener*);
void WillDestroyAudioListener(AudioListener*);
void DidCreateAudioNode(AudioNode*);
void WillDestroyAudioNode(AudioNode*);
void DidCreateAudioParam(AudioParam*);
void WillDestroyAudioParam(AudioParam*);
void DidConnectNodes(AudioNode* source_node,
AudioNode* destination_node,
int32_t source_output_index = 0,
int32_t destination_input_index = 0);
void DidDisconnectNodes(AudioNode* source_node,
AudioNode* destination_node = nullptr,
int32_t source_output_index = 0,
int32_t destination_input_index = 0);
void DidConnectNodeParam(AudioNode* source_node,
AudioParam* destination_param,
int32_t source_output_index = 0);
void DidDisconnectNodeParam(AudioNode* source_node,
AudioParam* destination_param,
int32_t source_output_index = 0);
void Trace(Visitor*) const override;
private:
std::unique_ptr<protocol::WebAudio::BaseAudioContext>
BuildProtocolContext(BaseAudioContext*);
Member<Page> page_;
InspectorAgentState::Boolean enabled_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_WEBAUDIO_INSPECTOR_WEB_AUDIO_AGENT_H_
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