EntityCache.h

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#pragma once
 
class EntityBase;
namespace ot
{
    namespace components
    {
        class ModelComponent;
    }
}
 
#include "OTCore/CoreTypes.h"
#include "OldTreeIcon.h"
 
#include <map>
#include <list>
 
namespace ot
{
    class EntityInformation;
}
 
class Application;
 
class EntityCache
{
public:
    EntityCache();
    ~EntityCache();
 
    void setApplication(Application* app) { application = app; }
 
    void cacheEntity(EntityBase *entity);
    EntityBase *getEntity(ot::UID entityID, ot::UID entityVersion);
 
    void setModelComponent(ot::components::ModelComponent *mdl) { modelComponent = mdl; }
 
    void removeCachedEntitiesFromList(std::list<std::pair<unsigned long long, unsigned long long>> &prefetchEntities);
 
    void shrinkCache(void);
 
    void removeEntity(EntityBase *entity);
 
    void prefetchEntities(std::list<ot::EntityInformation> &entityList);
    void prefetchEntities(std::list<std::pair<unsigned long long, unsigned long long>> &prefetchEntities);
 
private:
    int maxNumberOfCacheItems;
    std::map<std::pair<ot::UID, ot::UID>, EntityBase*> entityMap;
    std::list<EntityBase*> entityList;
 
    ot::components::ModelComponent *modelComponent;
    Application* application;
};