58 lines
2.1 KiB
C++
58 lines
2.1 KiB
C++
#ifndef World_h__
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#define World_h__
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#include "../Common.h"
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#include "Entity.h"
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#include "ObjectPool.h"
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#include "ComponentPool.h"
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class World
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{
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public:
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World() = default;
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~World();
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// Create empty entity
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EntityID CreateEntity(EntityID parent = 0);
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// Delete entity and all components within
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void DeleteEntity(EntityID entity);
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// Check if an entity exists
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bool ValidEntity(EntityID entity) const;
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// Register a component type and allocate space for it
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void RegisterComponent(ComponentInfo& ci);
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// Attach a component to an entity and fill it with default values
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ComponentWrapper AttachComponent(EntityID entity, std::string componentType);
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// Check if an entity has a component
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bool HasComponent(EntityID entity, std::string componentType) const;
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// Get a component of an entity
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ComponentWrapper GetComponent(EntityID entity, std::string componentType);
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// Delete a component off an entity
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void DeleteComponent(EntityID entity, std::string componentType);
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// Get all components of the specified type
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const ComponentPool* GetComponents(std::string componentType);
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// Get entity parent
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EntityID GetParent(EntityID entity);
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// Change the parent of an entity
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void SetParent(EntityID entity, EntityID parent);
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// Get all component pools
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const std::unordered_map<std::string, ComponentPool*>& GetComponentPools() const { return m_ComponentPools; }
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// Get the entity children map
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const std::unordered_multimap<EntityID, EntityID>& GetEntityChildren() const { return m_EntityChildren; }
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// Set the textual name of an entity
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void SetName(EntityID entity, const std::string& name);
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// Get the textual name of an entity
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std::string GetName(EntityID entity) const;
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private:
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EntityID m_CurrentEntityID = 0;
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std::unordered_map<EntityID, EntityID> m_EntityParents;
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// TODO: This should be a more effective structure
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std::unordered_multimap<EntityID, EntityID> m_EntityChildren;
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std::unordered_map<std::string, ComponentPool*> m_ComponentPools;
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std::unordered_map<EntityID, std::string> m_EntityNames;
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EntityID generateEntityID();
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};
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#endif |