scene_manager.h

[詳解]

#pragma once
 
class Renderer;
class Renderer2D;
class Scene;

class SceneManager
{
public:
    enum SceneType
    {
        Game,      
        Title,     
        GameOver,  
        GameClear  
    };

    SceneManager();

    ~SceneManager();

    void Initialize(Renderer& renderer, Renderer2D& renderer2d);

    void Terminate();

    void Update();

    void Draw();

    void Transit(SceneType sceneType);

    static SceneManager& Instance();
 
private:
    void transit();
 
    Renderer*   m_pRenderer = nullptr;                           
    Renderer2D* m_pRenderer2d = nullptr;                         
    Scene*      m_pCurrentScene = nullptr;                       
    SceneType   m_currentSceneType = SceneType::Title;           
    bool        m_isTransit = false;                             
};