NazaraEngine/include/Nazara/Core/ObjectRef.hpp

82 lines
3.1 KiB
C++

// Copyright (C) 2024 Jérôme "SirLynix" Leclercq (lynix680@gmail.com)
// This file is part of the "Nazara Engine - Core module"
// For conditions of distribution and use, see copyright notice in Config.hpp
#pragma once
#ifndef NAZARA_CORE_OBJECTREF_HPP
#define NAZARA_CORE_OBJECTREF_HPP
#include <NazaraUtils/Prerequisites.hpp>
#include <Nazara/Core/RefCounted.hpp>
#include <NazaraUtils/TypeTraits.hpp>
namespace Nz
{
template<typename T>
class ObjectRef
{
public:
ObjectRef();
ObjectRef(T* object);
ObjectRef(const ObjectRef& ref);
template<typename U> ObjectRef(const ObjectRef<U>& ref);
ObjectRef(ObjectRef&& ref) noexcept;
~ObjectRef();
T* Get() const;
bool IsValid() const;
T* Release();
bool Reset(T* object = nullptr);
ObjectRef& Swap(ObjectRef& ref);
explicit operator bool() const;
operator T*() const;
T* operator->() const;
ObjectRef& operator=(T* object);
ObjectRef& operator=(const ObjectRef& ref);
template<typename U> ObjectRef& operator=(const ObjectRef<U>& ref);
ObjectRef& operator=(ObjectRef&& ref) noexcept;
private:
T* m_object;
};
template<typename T> bool operator==(const ObjectRef<T>& lhs, const ObjectRef<T>& rhs);
template<typename T> bool operator==(const T& lhs, const ObjectRef<T>& rhs);
template<typename T> bool operator==(const ObjectRef<T>& lhs, const T& rhs);
template<typename T> bool operator!=(const ObjectRef<T>& lhs, const ObjectRef<T>& rhs);
template<typename T> bool operator!=(const T& lhs, const ObjectRef<T>& rhs);
template<typename T> bool operator!=(const ObjectRef<T>& lhs, const T& rhs);
template<typename T> bool operator<(const ObjectRef<T>& lhs, const ObjectRef<T>& rhs);
template<typename T> bool operator<(const T& lhs, const ObjectRef<T>& rhs);
template<typename T> bool operator<(const ObjectRef<T>& lhs, const T& rhs);
template<typename T> bool operator<=(const ObjectRef<T>& lhs, const ObjectRef<T>& rhs);
template<typename T> bool operator<=(const T& lhs, const ObjectRef<T>& rhs);
template<typename T> bool operator<=(const ObjectRef<T>& lhs, const T& rhs);
template<typename T> bool operator>(const ObjectRef<T>& lhs, const ObjectRef<T>& rhs);
template<typename T> bool operator>(const T& lhs, const ObjectRef<T>& rhs);
template<typename T> bool operator>(const ObjectRef<T>& lhs, const T& rhs);
template<typename T> bool operator>=(const ObjectRef<T>& lhs, const ObjectRef<T>& rhs);
template<typename T> bool operator>=(const T& lhs, const ObjectRef<T>& rhs);
template<typename T> bool operator>=(const ObjectRef<T>& lhs, const T& rhs);
template<typename T, typename U> ObjectRef<T> ConstRefCast(const ObjectRef<U>& ref);
template<typename T, typename U> ObjectRef<T> DynamicRefCast(const ObjectRef<U>& ref);
template<typename T, typename U> ObjectRef<T> ReinterpretRefCast(const ObjectRef<U>& ref);
template<typename T, typename U> ObjectRef<T> StaticRefCast(const ObjectRef<U>& ref);
template<typename T> struct PointedType<ObjectRef<T>> { using type = T; };
template<typename T> struct PointedType<ObjectRef<T> const> { using type = T; };
}
#include <Nazara/Core/ObjectRef.inl>
#endif // NAZARA_CORE_OBJECTREF_HPP