SceneManager.h

#ifndef _BOMBERMAN_MANAGERS_SCENE_MANAGER_H_
#define _BOMBERMAN_MANAGERS_SCENE_MANAGER_H_
 
#include <memory>
#include <queue>
#include <string>
#include <unordered_map>
 
#include "Scenes/Scene.h"
 
namespace bomberman
{
    class SceneManager
    {
      public:
        SceneManager();
        void addScene(const std::string& name, std::shared_ptr<Scene> scene);
        void activateScene(const std::string& name);
        void removeScene(const std::string& name);
        void onEvent(const SDL_Event& event);
        void update(const unsigned int delta);
        void draw() const;
 
        [[nodiscard]]
        Scene* getCurrentScene() const { return currentScene.get(); }
 
      private:
        std::unordered_map<std::string, std::shared_ptr<Scene>> scenes; // scenes
        std::queue<std::shared_ptr<Scene>> removedScenes;               // removed scenes, for clean up
        std::shared_ptr<Scene> currentScene = nullptr;                  // active scene
    };
} // namespace bomberman
 
#endif // _BOMBERMAN_MANAGERS_SCENE_MANAGER_H_