OrxEnum.h

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/*
 *   ORXONOX - the hottest 3D action shooter ever to exist
 *                    > www.orxonox.net <
 *
 *
 *   License notice:
 *
 *   This program is free software; you can redistribute it and/or
 *   modify it under the terms of the GNU General Public License
 *   as published by the Free Software Foundation; either version 2
 *   of the License, or (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 *   Author:
 *      Reto Grieder
 *   Co-authors:
 *      ...
 *
 */

#ifndef _OrxEnum_H__
#define _OrxEnum_H__

#include "UtilPrereqs.h"

namespace orxonox
{
    template <class T>
    struct OrxEnum
    {
        public:
            constexpr OrxEnum()                   : type_()                {}
            constexpr OrxEnum(int type)           : type_(type)            {}
            constexpr OrxEnum(const T& instance)  : type_(instance.type_)  {}
            constexpr OrxEnum(const OrxEnum& instance) = delete;

            constexpr operator int() const                  { return type_; }
            T& operator =(int type)                         { type_ = type; return *this; }
            constexpr bool operator <(const T& right) const { return (type_ < right.type_); }
            constexpr bool operator >(const T& right) const { return (type_ > right.type_); }

        private:
            int type_;
    };
}

#define OrxEnumConstructors(enumName)                                  \
constexpr enumName() { }                                               \
constexpr enumName(int type) : OrxEnum<enumName>(type)             { } \
constexpr enumName(const enumName& inst) : OrxEnum<enumName>(inst) { } \
void dummyFunction()

#endif /* _OrxEnum_H__ */