ObjectTypeInfo.hpp

/******************************************************************************
 
  nomlib - C++11 cross-platform game engine
 
Copyright (c) 2013, 2014 Jeffrey Carpenter <i8degrees@gmail.com>
All rights reserved.
 
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
 
1. Redistributions of source code must retain the above copyright notice, this
   list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
   this list of conditions and the following disclaimer in the documentation
   and/or other materials provided with the distribution.
 
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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******************************************************************************/
#ifndef NOMLIB_CORE_OBJECT_TYPE_INFO_HPP
#define NOMLIB_CORE_OBJECT_TYPE_INFO_HPP
 
#include <typeinfo>   // std::type_info (typeid)
#include <typeindex>  // std::type_index
 
#include "nomlib/config.hpp"
 
namespace nom {

class ObjectTypeInfo
{
  public:
    typedef ObjectTypeInfo self_type;
    typedef std::type_index value_type;

    ObjectTypeInfo( void );

    ~ObjectTypeInfo( void );

    ObjectTypeInfo( const self_type& copy );

    self_type& operator =( const self_type& other );

    ObjectTypeInfo( const value_type& object );

    const std::string name( void ) const;

    size_t hash_code( void ) const;

    void set_type( const ObjectTypeInfo::value_type& object );

    bool operator ==( const self_type& rhs ) const;

    bool operator !=( const self_type& rhs ) const;
 
  private:
    const value_type& type( void ) const;

    value_type type_;
};


template<typename T>
struct RTTIObject
{
  typedef T type;
};

template<class T>
static ObjectTypeInfo ObjectType()
{
  return ObjectTypeInfo( typeid( RTTIObject<T> ) );
}

#define NOM_OBJECT_TYPE_INFO( type ) \
  ( ObjectType<type>() )
 
} // namespace nom
 
#endif // include guard defined