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/** ---------------------------------------------------------------------------
* @file: entity.h
*
* Copyright (c) 2017 Yann Herklotz Grave <ymherklotz@gmail.com>
* MIT License, see LICENSE file for more details.
* ----------------------------------------------------------------------------
*/
#ifndef YAGE_ENGINE_ENTITY_H
#define YAGE_ENGINE_ENTITY_H
#include <vector>
namespace yage
{
class Space;
/**
* Entity convenience class. It contains handles to where the entity is in the
* entity manager of the space, and a pointer back to the space itself.
*
* This class cannot be instantiated outside of a Space and should only be
* instantiated through an entity manager, as otherwise the handle will not have
* a meaning.
*/
class Entity
{
public:
/**
* Creates an instance of an Entity with a handle that is associated to it.
* This handle refers to the position of he Entity in the list that is held
* by the EntityManager, and therefore the id is enough to refer to it.
*/
Entity(unsigned handle);
/**
* Handle getter, as the user will only interact with the id itself. The
* handle is the unique identifier that the user can use to refer to the
* entity.
*/
unsigned getHandle() const;
private:
/**
* Entity handle for the entity manager.
*/
unsigned handle_;
};
} // namespace yage
#endif
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