mitkWeakPointerProperty.h

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/*============================================================================
 
The Medical Imaging Interaction Toolkit (MITK)
 
Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.
 
Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.
 
============================================================================*/
 
#ifndef mitkWeakPointerProperty_h
#define mitkWeakPointerProperty_h
 
#include <itkWeakPointer.h>
#include <mitkBaseProperty.h>
#include <MitkCoreExports.h>
 
namespace mitk
{
  class MITKCORE_EXPORT WeakPointerProperty : public BaseProperty
  {
  public:
    mitkClassMacro(WeakPointerProperty, BaseProperty);
 
    itkFactorylessNewMacro(Self);
 
    itkCloneMacro(Self);
    mitkNewMacro1Param(WeakPointerProperty, itk::Object*);
 
    ~WeakPointerProperty() override;
 
    typedef itk::WeakPointer<itk::Object> ValueType;
 
    ValueType GetWeakPointer() const;
 
    ValueType GetValue() const;
 
    void SetWeakPointer(itk::Object *pointer);
 
    void SetValue(const ValueType &value);
 
    std::string GetValueAsString() const override;
 
    bool ToJSON(nlohmann::json& j) const override;
 
    bool FromJSON(const nlohmann::json& j) override;
 
    using BaseProperty::operator=;
 
  protected:
    itk::WeakPointer<itk::Object> m_WeakPointer;
 
    WeakPointerProperty(const WeakPointerProperty &);
 
    WeakPointerProperty(itk::Object *pointer = nullptr);
 
    mitkCloneMacro(WeakPointerProperty);
 
  private:
    // purposely not implemented
    WeakPointerProperty &operator=(const WeakPointerProperty &);
 
    bool IsEqual(const BaseProperty &property) const override;
    bool Assign(const BaseProperty &property) override;
  };
 
 
} // namespace mitk
 
#endif