display_registry.hpp

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// Copyright 2026 Kotaro Uetake.
//
// 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
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// 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 AWVIZ_COMMON__DISPLAY_REGISTRY_HPP_
#define AWVIZ_COMMON__DISPLAY_REGISTRY_HPP_
 
#include "awviz_common/display.hpp"
 
#include <map>
#include <memory>
#include <string>
 
namespace awviz_common
{
class DisplayRegistry
{
public:
  using DisplayMap = std::map<std::string, std::shared_ptr<Display>>;
 
  DisplayRegistry() = default;
 
  ~DisplayRegistry() = default;
 
  bool contains(const std::string & topic) const;
 
  std::shared_ptr<Display> get(const std::string & topic) const;
 
  void set(const std::string & topic, std::shared_ptr<Display> display);
 
  const DisplayMap & all() const;
 
  void clear();
 
private:
  DisplayMap displays_;
};
}  // namespace awviz_common
 
#endif  // AWVIZ_COMMON__DISPLAY_REGISTRY_HPP_