💿🐜 Antkeeper source code
https://antkeeper.com
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77 lines
1.7 KiB
77 lines
1.7 KiB
/*
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* Copyright (C) 2017-2019 Christopher J. Howard
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*
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* This file is part of Antkeeper Source Code.
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*
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* Antkeeper Source Code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Antkeeper Source Code is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Antkeeper Source Code. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef COMPONENT_HPP
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#define COMPONENT_HPP
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enum class ComponentType;
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/**
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* Abstract base class for entity components.
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*/
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class ComponentBase
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{
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public:
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/**
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* Destroys a component.
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*/
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virtual ~ComponentBase() = default;
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/**
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* Clones the component.
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*/
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virtual ComponentBase* clone() const = 0;
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/**
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* Returns the component type.
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*/
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virtual ComponentType getComponentType() const = 0;
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};
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/**
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* Abstract templated class for entity components.
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*/
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template <ComponentType type>
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class Component: public ComponentBase
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{
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public:
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static const ComponentType TYPE;
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/**
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* Destroys a component.
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*/
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virtual ~Component() = default;
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/**
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* Returns the component type.
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*/
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virtual ComponentType getComponentType() const final;
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};
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template <ComponentType type>
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const ComponentType Component<type>::TYPE = type;
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template <ComponentType type>
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inline ComponentType Component<type>::getComponentType() const
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{
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return type;
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}
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#endif // COMPONENT_HPP
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