ref_ptr.h

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#pragma once


namespace globjects
{


class Referenced;

template<typename T>
class ref_ptr
{
//    static_assert(std::is_base_of<Referenced, T>::value, "T is not a subclass of Referenced");

public:
    ref_ptr();
    ref_ptr(T * referenced);
    ref_ptr(const ref_ptr & reference);
    ref_ptr(ref_ptr && reference);
    ~ref_ptr();

    ref_ptr & operator=(T * referenced);
    ref_ptr & operator=(const ref_ptr & reference);

    T * get() const;
    T & operator*() const;
    T * operator->() const;

    operator T *() const;

    bool operator<(const ref_ptr & reference) const;
    bool operator>(const ref_ptr & reference) const;
    bool operator==(const ref_ptr & reference) const;
    bool operator!=(const ref_ptr & reference) const;

    bool operator<(T * pointer) const;
    bool operator>(T * pointer) const;
    bool operator==(T * pointer) const;
    bool operator!=(T * pointer) const;

protected:
    void increaseRef();
    void decreaseRef();

protected:
    mutable const Referenced * m_referenced;
};

template<typename T, typename... Args>
ref_ptr<T> make_ref(Args&&... args);


} // namespace globjects


#include <globjects/base/ref_ptr.inl>