sitkObjectOwnedBase.h

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/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  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.txt
 *
 *  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 sitkObjectOwnedBase_h
#define sitkObjectOwnedBase_h
 
 
#include "sitkCommon.h"
#include "sitkNonCopyable.h"
 
#include <map>
#include <functional>
 
 
namespace itk
{
 
class Object;
 
namespace simple
{
 
class SITKCommon_EXPORT ObjectOwnedBase : public NonCopyable
{
public:
  virtual ~ObjectOwnedBase()
#ifndef SWIGR
    = 0
#endif
    ;
 
  ObjectOwnedBase() = default;
 
  virtual std::string
  GetName() const;
 
  virtual void
  SetName(const std::string & name);
 
protected:
  ObjectOwnedBase(const ObjectOwnedBase & o);
 
 
#ifndef SWIG
 
  virtual size_t
  AddObjectCallback(itk::Object * o, std::function<void()> onDelete);
 
  virtual size_t
  RemoveObject(const itk::Object *);
 
 
  virtual void
  SetOwnedByObjects(bool o);
  virtual bool
  GetOwnedByObjects() const;
  virtual void
  OwnedByObjectsOn();
  virtual void
  OwnedByObjectsOff();
#endif
 
 
private:
  void
  ExecuteCallbacks(void);
 
  bool                                                m_OwnedByObjects{ false };
  std::multimap<itk::Object *, std::function<void()>> m_ReferencedObjectsCallbacks;
  std::string                                         m_Name;
};
 
} // namespace simple
} // namespace itk
#endif