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/*
core/extension.h
This file is part of the Osirion project and is distributed under
the terms of the GNU General Public License version 2
*/
#ifndef __INCLUDED_CORE_EXTENSION_H__
#define __INCLUDED_CORE_EXTENSION_H__
namespace core
{
class Extension;
}
#include "core/entity.h"
namespace core
{
/// a abstract base class for entity extensions
class Extension
{
public:
/// extension types
enum Type { Client = 0, Render = 1, Sound = 2, Game = 3 };
inline Type type() const {
return extension_type;
}
inline Entity *entity() {
return extension_entity;
}
Extension(Type type, Entity *entity);
virtual ~Extension();
virtual void frame(float elapsed) = 0;
private:
Type extension_type;
Entity *extension_entity;
};
} // namespace core
#endif // __INCLUDED_CORE_EXTENSION_H__
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