// Use this for initialization
    void Start()
    {
        bt_next.SetActive(false);
        bt_insertAlcool.SetActive(false);
        bt_moveToEspec.SetActive(false);
        bt_calculoAlcool.SetActive(false);
        bt_removeCubeta.SetActive(false);
        bt_addSolution.SetActive(false);
        bt_calculoEspec.SetActive(false);
        bt_restart.SetActive(false);

        listDialog.Add(Resources.Load <Sprite> ("espec_text_1"));
        listDialog.Add(Resources.Load <Sprite> ("espec_text_2"));
        listDialog.Add(Resources.Load <Sprite> ("espec_text_3"));
        listDialog.Add(Resources.Load <Sprite> ("espec_text_4"));
        listDialog.Add(Resources.Load <Sprite> ("espec_text_5"));
        listDialog.Add(Resources.Load <Sprite> ("espec_text_6"));
        listDialog.Add(Resources.Load <Sprite> ("espec_text_7"));
        listDialog.Add(Resources.Load <Sprite> ("espec_text_8"));
        listDialog.Add(Resources.Load <Sprite> ("espectrofotometro_text"));
        listDialog.Add(Resources.Load <Sprite> ("espec_text_9"));

        wait = GameObject.Find("espectrofotometro").GetComponent <WaitClass> ();

        absText.text = "Abs: " + absorvancia;
        traText.text = "TR: " + transmitancia;
        conText.text = "C: " + concentracao;
        eText.text   = "E: " + coeficienteAbs;

        currentState           = EspecStates.step0;
        textDialogEspec.sprite = listDialog [0];

        pathFollow = GameObject.Find("Camera").GetComponent <PathFollow> ();
    }
    public void setState(int step)
    {
        switch (step)
        {
        case 1:
            currentState = EspecStates.step1;
            break;

        case 2:
            currentState = EspecStates.step2;
            break;

        case 3:
            currentState = EspecStates.step3;
            break;

        case 4:
            currentState = EspecStates.step4;
            break;

        case 5:
            currentState = EspecStates.step5;
            break;
        }
    }