From 49af8b16ae3f9e6579656ed10f815e9c465557d0 Mon Sep 17 00:00:00 2001 From: Yann Herklotz Date: Tue, 13 Feb 2018 19:14:33 +0000 Subject: [entity] Starting work on entity system. --- yage/entity/entity.h | 55 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 yage/entity/entity.h (limited to 'yage/entity/entity.h') diff --git a/yage/entity/entity.h b/yage/entity/entity.h new file mode 100644 index 00000000..e6742893 --- /dev/null +++ b/yage/entity/entity.h @@ -0,0 +1,55 @@ +/** --------------------------------------------------------------------------- + * @file: entity.h + * + * Copyright (c) 2017 Yann Herklotz Grave + * MIT License, see LICENSE file for more details. + * ---------------------------------------------------------------------------- + */ + +#ifndef YAGE_ENGINE_ENTITY_H +#define YAGE_ENGINE_ENTITY_H + +#include + +namespace yage +{ + +typedef unsigned EntityHandle; + +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(EntityHandle 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. + */ + EntityHandle getHandle() const; + +private: + /** + * Entity handle for the entity manager. + */ + EntityHandle handle_; +}; + +} // namespace yage + +#endif -- cgit