pixwerx/src/scene/include/pw/scene/entity.hpp
2020-12-04 22:05:04 +01:00

62 lines
2 KiB
C++

/*
* Copyright (C) 1999-2020 Hartmut Seichter
*
* 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 AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef PW_SCENE_ENTITY_HPP
#define PW_SCENE_ENTITY_HPP
#include <pw/core/globals.hpp>
#include <pw/scene/scene.hpp>
#include <string>
#include <vector>
#include <memory>
#include <entt/entt.hpp>
namespace pw {
class entity {
public:
entity() = delete;
entity(scene& s);
~entity();
template <typename T,typename... Args>
auto add_component(Args&&... args) {
return _scene._registry.emplace<T>(_entity,std::forward<Args>(args)...);
}
template<typename T>
bool has_component(){ return _scene._registry.valid(_entity);}
void destroy();
private:
scene& _scene;
entt::entity _entity { entt::null };
};
}
#endif