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/*
Copyright 2018 Google Inc. All Rights Reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS-IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
#ifndef RESONANCE_AUDIO_NODE_SUBSCRIBER_NODE_H_
#define RESONANCE_AUDIO_NODE_SUBSCRIBER_NODE_H_
#include <memory>
#include "base/logging.h"
#include "node/publisher_node.h"
namespace vraudio {
// Interface for subscriber nodes that declares the connection and
// disconnection methods. All subscribing nodes need to implement this
// interface.
//
// @tparam InputType Input data type, i. e., the output data type of nodes to
// connect to.
// @interface
template <typename InputType>
class SubscriberNode {
public:
virtual ~SubscriberNode() {}
// Connects this node to |publisher_node|.
//
// @param publisher_node Publisher node to connect to.
virtual void Connect(
const std::shared_ptr<PublisherNode<InputType>>& publisher_node) = 0;
};
} // namespace vraudio
#endif // RESONANCE_AUDIO_NODE_SUBSCRIBER_NODE_H_