mirror of
https://github.com/vcmi/vcmi.git
synced 2024-12-26 22:57:00 +02:00
67 lines
1.4 KiB
C++
67 lines
1.4 KiB
C++
/*
|
|
* Cast.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
|
|
|
|
#include <typeinfo>
|
|
#include <string>
|
|
#include "CTypeList.h"
|
|
|
|
VCMI_LIB_NAMESPACE_BEGIN
|
|
|
|
template<class T, class F>
|
|
inline const T * dynamic_ptr_cast(const F * ptr)
|
|
{
|
|
#ifndef VCMI_APPLE
|
|
return dynamic_cast<const T *>(ptr);
|
|
#else
|
|
if(!strcmp(typeid(*ptr).name(), typeid(T).name()))
|
|
{
|
|
return static_cast<const T *>(ptr);
|
|
}
|
|
try
|
|
{
|
|
auto * sourceTypeInfo = typeList.getTypeInfo(ptr);
|
|
auto * targetTypeInfo = &typeid(typename std::remove_const<typename std::remove_pointer<T>::type>::type);
|
|
typeList.castRaw((void *)ptr, sourceTypeInfo, targetTypeInfo);
|
|
}
|
|
catch(...)
|
|
{
|
|
return nullptr;
|
|
}
|
|
return static_cast<const T *>(ptr);
|
|
#endif
|
|
}
|
|
|
|
template<class T, class F>
|
|
inline T * dynamic_ptr_cast(F * ptr)
|
|
{
|
|
#ifndef VCMI_APPLE
|
|
return dynamic_cast<T *>(ptr);
|
|
#else
|
|
if(!strcmp(typeid(*ptr).name(), typeid(T).name()))
|
|
{
|
|
return static_cast<T *>(ptr);
|
|
}
|
|
try
|
|
{
|
|
auto * sourceTypeInfo = typeList.getTypeInfo(ptr);
|
|
auto * targetTypeInfo = &typeid(typename std::remove_const<typename std::remove_pointer<T>::type>::type);
|
|
typeList.castRaw((void *)ptr, sourceTypeInfo, targetTypeInfo);
|
|
}
|
|
catch(...)
|
|
{
|
|
return nullptr;
|
|
}
|
|
return static_cast<T *>(ptr);
|
|
#endif
|
|
}
|
|
|
|
VCMI_LIB_NAMESPACE_END
|