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67 lines
1.4 KiB
C++
67 lines
1.4 KiB
C++
/*
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* Cast.h, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#pragma once
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#include <typeinfo>
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#include <string>
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#include "CTypeList.h"
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VCMI_LIB_NAMESPACE_BEGIN
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template<class T, class F>
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inline const T * dynamic_ptr_cast(const F * ptr)
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{
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#ifndef VCMI_APPLE
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return dynamic_cast<const T *>(ptr);
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#else
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if(!strcmp(typeid(*ptr).name(), typeid(T).name()))
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{
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return static_cast<const T *>(ptr);
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}
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try
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{
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auto * sourceTypeInfo = typeList.getTypeInfo(ptr);
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auto * targetTypeInfo = &typeid(typename std::remove_const<typename std::remove_pointer<T>::type>::type);
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typeList.castRaw((void *)ptr, sourceTypeInfo, targetTypeInfo);
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}
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catch(...)
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{
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return nullptr;
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}
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return static_cast<const T *>(ptr);
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#endif
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}
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template<class T, class F>
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inline T * dynamic_ptr_cast(F * ptr)
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{
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#ifndef VCMI_APPLE
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return dynamic_cast<T *>(ptr);
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#else
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if(!strcmp(typeid(*ptr).name(), typeid(T).name()))
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{
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return static_cast<T *>(ptr);
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}
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try
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{
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auto * sourceTypeInfo = typeList.getTypeInfo(ptr);
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auto * targetTypeInfo = &typeid(typename std::remove_const<typename std::remove_pointer<T>::type>::type);
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typeList.castRaw((void *)ptr, sourceTypeInfo, targetTypeInfo);
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}
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catch(...)
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{
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return nullptr;
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}
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return static_cast<T *>(ptr);
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#endif
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}
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VCMI_LIB_NAMESPACE_END
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