67 lines
1.9 KiB
C++
67 lines
1.9 KiB
C++
/*
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This file is part of Daydream Engine.
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Copyright 2014 Adam Byléhn, Tobias Dahl, Simon Holmberg, Viktor Ljung
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Daydream Engine is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser 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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Daydream Engine 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 Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with Daydream Engine. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef System_h__
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#define System_h__
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#include "Util/Factory.h"
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#include "Entity.h"
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#include "Component.h"
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#include "EventBroker.h"
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#include "ResourceManager.h"
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namespace dd
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{
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class World;
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class System
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{
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public:
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System(World* world, std::shared_ptr<EventBroker> eventBroker)
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: m_World(world)
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, EventBroker(eventBroker)
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{ }
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virtual ~System() { }
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virtual void RegisterComponents(ComponentFactory* cf) { }
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virtual void RegisterResourceTypes(std::shared_ptr<dd::ResourceManager> rm) { }
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virtual void Initialize() { }
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// Called once per system every tick
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virtual void Update(double dt) { }
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// Called once for every entity in the world every tick
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virtual void UpdateEntity(double dt, EntityID entity, EntityID parent) { }
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// Called when a component is removed
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virtual void OnComponentRemoved(EntityID entity, std::string type, Component* component) { }
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// Called when components are committed to an entity
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virtual void OnEntityCommit(EntityID entity) { }
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virtual void OnEntityRemoved(EntityID entity) { }
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protected:
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World* m_World;
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std::shared_ptr<dd::EventBroker> EventBroker;
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};
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class SystemFactory : public Factory<System> { };
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}
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#endif // System_h__
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