World.hpp

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#pragma once
 
#include <vector>
#include <map>
#include <typeinfo>
#include <string>
 
class Entity;
namespace Json {
class Value;
}
 
class World {
    friend class Entity;
 
  public:
    World();
 
    ~World();
 
 
    Entity* CreateEntity(const std::string& name = "");
 
 
    const std::vector<Entity*>& GetEntities() const;
 
    void CreateRoot();
 
 
    Entity* GetRoot() const;
 
 
    void RegisterUpdate(Entity* entity);
 
 
    const std::vector<Entity*>& GetUpdateEntities() const;
 
    void Clear();
 
    void ClearKilled();
 
 
    void Save(const std::string& filename) const;
 
 
    Json::Value GetSaveJson() const;
 
 
    void Load(const std::string& filename);
 
 
    void Load(Json::Value& node);
 
  private:
    // Copy constructor.
    World(World& world) = delete;
 
    // List of all entities in this world.
    std::vector<Entity*> entities;
    Entity* root = nullptr;
 
    // Entities registered for update event.
    std::vector<Entity*> updateEntities;
};