entitycreationparameters.h

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
 
#pragma once
 
// Local Includes
#include "component.h"
#include "componentresourcepath.h"
 
// External Includes
#include <unordered_map>
 
namespace nap
{
    // Forward Declares
    namespace rtti
    {
        class Object;
    }
    class Component;
    class ComponentInstance;
    class Entity;
    class EntityInstance;   
    class EntityObjectGraphItem;
    template<typename ITEM> class ObjectGraph;
    using EntityObjectGraph = ObjectGraph<EntityObjectGraphItem>;
 
    class ClonedComponentResource final
    {
    public:
        ClonedComponentResource() = default;
        ClonedComponentResource(const ComponentResourcePath& path, std::unique_ptr<Component> resource);
 
        ComponentResourcePath       mPath;          
        std::unique_ptr<Component>  mResource;      
    };
    using ClonedComponentResourceList = std::vector<ClonedComponentResource>;
 
    struct EntityCreationParameters final
    {
        using EntityInstanceByIDMap         = std::unordered_map<std::string, std::unique_ptr<EntityInstance>>;
        using InstanceByIDMap               = std::unordered_map<std::string, rtti::Object*>;
        using EntityInstanceMap             = std::unordered_map<Entity*, std::vector<EntityInstance*>>;
        using ComponentInstanceMap          = std::unordered_map<Component*, std::vector<ComponentInstance*>>;
 
        EntityCreationParameters(const EntityObjectGraph& objectGraph);
        ~EntityCreationParameters();
 
        const EntityObjectGraph*        mObjectGraph = nullptr;                     
        EntityInstanceByIDMap           mEntityInstancesByID;                       
        InstanceByIDMap                 mAllInstancesByID;                          
        EntityInstanceMap               mEntityInstanceMap;                         
        ComponentInstanceMap            mComponentInstanceMap;                      
        ClonedComponentResourceList*    mCurrentEntityClonedComponents = nullptr;   
        ComponentResourcePath           mCurrentEntityPath;                         
    };
}