/* * ConstTransitivePtr.h, part of VCMI engine * * Authors: listed in file AUTHORS in main folder * * License: GNU General Public License v2.0 or later * Full text of license available in license.txt file, in main folder * */ #pragma once class CGameHandler; VCMI_LIB_NAMESPACE_BEGIN template class ConstTransitivePtr { T *ptr; ConstTransitivePtr(const T *Ptr) : ptr(const_cast(Ptr)) {} public: ConstTransitivePtr(T *Ptr = nullptr) : ptr(Ptr) {} ConstTransitivePtr(std::nullptr_t) : ptr(nullptr) {} const T& operator*() const { return *ptr; } T& operator*() { return *ptr; } operator const T*() const { return ptr; } T* get() { return ptr; } const T* get() const { return ptr; } operator T*() { return ptr; } T *operator->() { return ptr; } const T *operator->() const { return ptr; } const T*operator=(T *t) { return ptr = t; } void dellNull() { delete ptr; ptr = nullptr; } template void serialize(Handler &h, const int version) { h & ptr; } friend class ::CGameHandler; }; VCMI_LIB_NAMESPACE_END