misc/is_base_of_all.h

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#ifndef SDL_MISC_IS_BASE_OF_ALL_H
#define SDL_MISC_IS_BASE_OF_ALL_H

#include <SDL.h>

#include <boost/type_traits/is_base_of.hpp>

namespace sdl {
namespace misc {
    template<typename Base, typename... Ts>
    struct is_base_of_all {}; //is_base_of_all

    template<typename Base>
    struct is_base_of_all<Base> {
        const static bool value = true; 
    }; //is_base_of_all

    template<typename Base, typename T, typename... Ts>
    struct is_base_of_all<Base, T, Ts...> {
        const static bool value = boost::is_base_of<Base, T>::value && is_base_of_all<Base, Ts...>::value;
    }; //is_base_of_all
}; //misc
}; //sdl

#endif //SDL_MISC_IS_BASE_OF_ALL_H