WeakMatvar.h

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#ifndef MATIOCPP_WEAKMATVAR_H
#define MATIOCPP_WEAKMATVAR_H
 
/*
 * Copyright (C) 2020 Fondazione Istituto Italiano di Tecnologia
 *
 * This software may be modified and distributed under the terms of the
 * BSD-2-Clause license (https://opensource.org/licenses/BSD-2-Clause).
 */
 
#include <matioCpp/ForwardDeclarations.h>
#include <matioCpp/MatvarHandler.h>
#include <matioCpp/SharedMatvar.h>
 
class matioCpp::WeakMatvar : public matioCpp::MatvarHandler
{
    std::weak_ptr<MatvarHandler::Ownership> m_ownership;
 
    friend class matioCpp::SharedMatvar;
 
public:
 
    WeakMatvar();
 
    WeakMatvar(const WeakMatvar& other);
 
    WeakMatvar(WeakMatvar&& other);
 
    WeakMatvar(const SharedMatvar& other);
 
    WeakMatvar(matvar_t* inputPtr, const SharedMatvar& owner, DeleteMode mode = DeleteMode::DoNotDelete);
 
    WeakMatvar(matvar_t* inputPtr, const MatvarHandler* owner, DeleteMode mode = DeleteMode::DoNotDelete);
 
    ~WeakMatvar();
 
    virtual matvar_t* get() const final;
 
    virtual bool isShared() const final;
 
    virtual bool duplicateMatvar(const matvar_t*) final;
 
    virtual bool importMatvar(matvar_t *) final;
 
    virtual MatvarHandler* pointerToDuplicate() const final;
 
    virtual WeakMatvar weakOwnership() const final;
 
    virtual void dropOwnedPointer(matvar_t* previouslyOwnedPointer) final;
 
    WeakMatvar& operator=(const WeakMatvar& other);
 
    WeakMatvar& operator=(WeakMatvar&& other);
 
    WeakMatvar& operator=(const SharedMatvar& other);
 
};
 
#endif // MATIOCPP_WEAKMATVAR_H