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/*
* Registry.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 <typeindex>
#define VCMI_REGISTER_SCRIPT_API(Type, Name) \
namespace\
{\
RegisterAPI<Type> _register ## Type (Name);\
}\
\
#define VCMI_REGISTER_CORE_SCRIPT_API(Type, Name) \
namespace\
{\
RegisterCoreAPI<Type> _register ## Type (Name);\
}\
\
VCMI_LIB_NAMESPACE_BEGIN
namespace scripting
{
namespace api
{
class TypeRegistry;
class Registar
{
public:
virtual ~Registar() = default;
virtual void pushMetatable(lua_State * L) const = 0;
};
class Registry : public boost::noncopyable
{
public:
using RegistryData = std::map<std::string, std::shared_ptr<Registar>>;
static Registry * get();
const Registar * find(const std::string & name) const;
void add(const std::string & name, std::shared_ptr<Registar> item);
void addCore(const std::string & name, std::shared_ptr<Registar> item);
const RegistryData & getCoreData() const
{
return coreData;
}
private:
RegistryData data;
RegistryData coreData;
Registry();
};
template<typename T>
class RegisterAPI
{
public:
RegisterAPI(const std::string & name)
{
auto r = std::make_shared<T>();
Registry::get()->add(name, r);
}
};
template<typename T>
class RegisterCoreAPI
{
public:
RegisterCoreAPI(const std::string & name)
{
auto r = std::make_shared<T>();
Registry::get()->addCore(name, r);
}
};
class TypeRegistry : public boost::noncopyable
{
public:
template<typename T>
const char * getKey()
{
return getKeyForType(typeid(T));
}
static TypeRegistry * get();
private:
size_t nextIndex;
boost::mutex mutex;
std::map<std::type_index, std::string> keys;
TypeRegistry();
const char * getKeyForType(const std::type_info & type);
};
}
}
VCMI_LIB_NAMESPACE_END
|
