Three logo images in unity for a looming switch

public Gameobject Canvas;
Private Transform logoparent;
Private Transform Logo_logo; Logo One
Private Transform Logo_qmtgtrans; Logo two
Private Transform Logo_brand; Logo three
private float Timer; Timer
Private float time = 5f; Total length of delay
Private float Alpha = 1f;
private float alphaspeed = 3f; The time of the alpha gradient, 1, is 1 seconds for the gradient, and 2 is 2 seconds.
Displaystate displaystate = Displaystate.start;
public void Start (Gameobject Cav)
{
Canvas = CAV;
Displaystate = Displaystate.start;
var logoparentprafab = resources.load<transform> ("uiprefabs/logoparent");
Logoparent = Gameobject.instantiate (Logoparentprafab);
Logoparent.setparent (Canvas.transform, false);
Logo_logo = LogoParent.transform.Find ("Logo_logo");
Logo_qmtgtrans = LogoParent.transform.Find ("Logo_qmtg");
Logo_brand = LogoParent.transform.Find ("Logo_brand");
}

public void Update ()
{
Logodisplay ();
}
Logo Display Status Toggle
private void Logodisplay ()
{
if (displaystate = = Displaystate.start)
{
Timer = time;
Displaystate = Displaystate.delay;
}
if (displaystate = = Displaystate.delay)
{
Delaytime (Displaystate.minusalpha);
}
if (displaystate = = Displaystate.minusalpha)
{
if (Logo_logo! = null)
Alphacontrol (True, Displaystate.addalpha, Logo_logo.gameobject);
}
if (displaystate = = Displaystate.addalpha)
{
if (Logo_qmtgtrans! = null)
Alphacontrol (False, Displaystate.delay2, logo_qmtgtrans.gameobject);
}
if (displaystate = = displaystate.delay2)
{
Delaytime (DISPLAYSTATE.MINUSALPHA2);
}
if (displaystate = = DISPLAYSTATE.MINUSALPHA2)
{
if (Logo_qmtgtrans! = null)
Alphacontrol (True, DISPLAYSTATE.ADDALPHA2, Logo_qmtgtrans.gameobject);
}
if (displaystate = = DISPLAYSTATE.ADDALPHA2)
{
if (Logo_brand! = null)
Alphacontrol (False, Displaystate.delay3, logo_brand.gameobject);
}
if (displaystate = = displaystate.delay3)
{
Delaytime (DISPLAYSTATE.MINUSALPHA3);
}
if (displaystate = = DISPLAYSTATE.MINUSALPHA3)
{
if (Logo_brand! = null)
Alphacontrol (True, Displaystate.start, Logo_brand.gameobject);
}
}
Control alpha value Decrease and increase
private void Alphacontrol (bool minus, displaystate nextstate, Gameobject _logo)
{
if (minus)
{
Alpha-= Time.deltatime * 1/alphaspeed;
if (Alpha <= 0)
{
Displaystate = nextstate;
if (_logo.name = = "Logo_logo")
//{
Logo_logo.gameObject.SetActive (TRUE);
Logo_qmtgTrans.gameObject.SetActive (FALSE);
Logo_brand.gameObject.SetActive (FALSE);
//}
else if (_logo.name = = "Logo_qmtg")
//{
Logo_logo.gameObject.SetActive (FALSE);
Logo_qmtgTrans.gameObject.SetActive (TRUE);
Logo_brand.gameObject.SetActive (FALSE);
//}
else if (_logo.name = = "Logo_brand")
//{
Logo_logo.gameObject.SetActive (FALSE);
Logo_qmtgTrans.gameObject.SetActive (FALSE);
Logo_brand.gameObject.SetActive (TRUE);
//}
Else
//{
Debug.logerror ("logo disappears");
//}
}
_logo. Getcomponent<rawimage> (). color = new Color (1, 1, 1, Alpha);
}
Else
{
Alpha + = Time.deltatime * 1/alphaspeed;
if (Alpha >= 1)
{
Displaystate = nextstate;
}
_logo. Getcomponent<rawimage> (). color = new Color (1, 1, 1, Alpha);
}
}
Delay and toggle Status
private void Delaytime (Displaystate _state)
{
Timer-= Time.deltatime;
if (Timer <= 0)
{
Displaystate = _state;
Timer = time;
}
}
Display various status enumerations for logos
Private Enum Displaystate
{
Start
Delay
Minusalpha,
Addalpha,
Delay2,
MINUSALPHA2,
ADDALPHA2,
Delay3,
MINUSALPHA3,
End
}

Three logo images in unity for a looming switch