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#ifndef __JE_GAME_SCENE_H__
#define __JE_GAME_SCENE_H__

#include "../core/je_configuration.h"
#if defined(jin_game)

#include <map>
#include <list>

#include "je_entity.h"

namespace JinEngine
{
    namespace Game
    {

        ///
        /// Handle all entities.
        ///
        class Scene
        {
        public:
            ///
            ///
            ///
            void addEntity(Entity* entity);

            ///
            ///
            ///
            EntityList& getEntitiesByTag(uint32 tag);

            ///
            ///
            ///
            EntityList& getEntitiesByLayer(uint32 layer);

            ///
            ///
            ///
            void setEntitiesActiveByTag(uint32 tag);

            ///
            ///
            ///
            void setEntitiesActiveByLayer(uint32 layer);

            ///
            ///
            ///
            void removeEntitiesByLayer(uint32 layer);

            ///
            ///
            ///
            void removeEntitiesByTag(uint32 tag);

        protected:
            // all entities
            EntitySet entities;
            // all entities grouped by layer, render order
            std::map<uint32, EntityList> layers;
            // all entities grouped by tag
            std::map<uint32, EntityList> tags;

        };

    } // namespace Game
} // namespace JinEngine

#endif // jin_game

#endif