9eba331f34
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70 lines
1.6 KiB
C++
70 lines
1.6 KiB
C++
// Copyright (C) 2015 Jérôme Leclercq
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// This file is part of the "Nazara Development Kit"
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// For conditions of distribution and use, see copyright notice in Prerequesites.hpp
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#pragma once
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#ifndef NDK_BASECOMPONENT_HPP
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#define NDK_BASECOMPONENT_HPP
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#include <NDK/Entity.hpp>
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#include <functional>
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#include <unordered_map>
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#include <vector>
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namespace Ndk
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{
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class NDK_API BaseComponent
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{
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friend Entity;
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friend class Sdk;
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public:
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using Factory = std::function<BaseComponent*()>;
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BaseComponent(ComponentIndex componentIndex);
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BaseComponent(const BaseComponent&) = default;
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BaseComponent(BaseComponent&&) = default;
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virtual ~BaseComponent();
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virtual std::unique_ptr<BaseComponent> Clone() const = 0;
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ComponentIndex GetIndex() const;
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inline static ComponentIndex GetMaxComponentIndex();
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BaseComponent& operator=(const BaseComponent&) = default;
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BaseComponent& operator=(BaseComponent&&) = default;
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protected:
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ComponentIndex m_componentIndex;
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EntityHandle m_entity;
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static ComponentIndex RegisterComponent(ComponentId id, Factory factoryFunc);
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private:
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virtual void OnAttached();
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virtual void OnComponentAttached(BaseComponent& component);
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virtual void OnComponentDetached(BaseComponent& component);
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virtual void OnDetached();
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void SetEntity(Entity* entity);
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static bool Initialize();
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static void Uninitialize();
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struct ComponentEntry
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{
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ComponentId id;
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Factory factory;
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};
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static std::vector<ComponentEntry> s_entries;
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static std::unordered_map<ComponentId, ComponentIndex> s_idToIndex;
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};
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}
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#include <NDK/BaseComponent.inl>
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#endif // NDK_BASECOMPONENT_HPP
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