Class Instance

/*
    
    Parent class to the Level class
    Renders ball, paddle, and FPS

*/

    //----------------------------------------------------------------------------------
    //----------------------------------------------------------------------------------

    // variables (Private)
    //----------------------------------------------------------------------------------

    // Screen
    int screen_width = GetScreenWidth();
    int screen_height = GetScreenHeight();
    // Instances
    bool game_is_paused = false;
    
    // Ball
    bool new_ball = true;
    unsigned ball_direction_rand = 0;

    /----------------------------------------------------------------------------------
    //----------------------------------------------------------------------------------

    // variables (Public)
    //----------------------------------------------------------------------------------
    
    bool instanceIsLivelive = true;
    int collisionResult = 0;
    // Ball
    Ball ball;
    // Paddle
    Paddle paddle;
    // Sound
    Sound soundBall = LoadSound("resources/sounds/ball_collision.wav");
    bool isSound = true;
    // Aiming line
    DottedLine aimingLine;

    /*---------------------------------------------------

        Default constructor 

     ----------------------------------------------------*/
    Instance();

    //----------------------------------------------------------------------------------
    //----------------------------------------------------------------------------------

    // Accessors Methods
    //----------------------------------------------------------------------------------

    Ball getBall();

    /*----------------------------------------------------

        Render the Instance class
        Not inherited by child classes

     -----------------------------------------------------*/
    virtual void render();


    //----------------------------------------------------------------------------------
    //----------------------------------------------------------------------------------

    // Mutators Methods
    //---------------------------------------------------------------------------------

    /*---------------------------------------------------

        Updates ball, paddle, bricks position positions,
        and key strocks
        Not inherited by child classes

     ----------------------------------------------------*/
    void updateInst();

    /*---------------------------------------------------

        Draws a doted line

     ----------------------------------------------------*/
    void drawDottedLine(int start_pos_x, int start_pos_y, int end_pos_x, int end_pos_y, int num_points);

private:

    //----------------------------------------------------------------------------------
    //----------------------------------------------------------------------------------

    // Classe Operation Methods (private)
    //---------------------------------------------------------------------------------


    /*---------------------------------------------------

        Display Ball, paddle, bricks 
        Not inherited by child classes

    ----------------------------------------------------*/
    virtual void draw();

    /*----------------------------------------------------

        Pauses the screen, the game 
        Utilized by updateInst()

     -----------------------------------------------------*/
    void pauseScreen(int pauseKey);

    /*------------------------------------------------------

        Checks if paddle has collide with the screen sides
        and readjust paddle position
        Utilized by update_instance()

     -------------------------------------------------------*/
    void paddleCollisionSideScreen();

    /*------------------------------------------------------

        Checks ball collisions
        Utilized by update_inst()

     -------------------------------------------------------*/
    int ballCollisions();

    /*------------------------------------------------------

        Checks pressed keys
        window state, closed, escape key pressed
        and adjust the paddle position
        Utilized by update_inst()

     -------------------------------------------------------*/
    void keyStrocks();

    /*------------------------------------------------------

        Aiming and Launching the ball

     -------------------------------------------------------*/
    void launchBall();