editing scenes and UI

Assets/Scripts/Train.cs

@@ -21,7 +21,7 @@ public class Train : MonoBehaviour
             transform.localPosition.y,
             startPosition);
 
-        transform.DOLocalMoveZ(-4, speed)
+        transform.DOLocalMoveZ(-16, speed)
             .SetEase(Ease.OutSine);
     }
 

Assets/Scripts/UIAbout.cs

@@ -0,0 +1,26 @@
+using System.Collections;
+using System.Threading.Tasks;
+using System.Collections.Generic;
+
+using UnityEngine;
+
+public class UIAbout : UICanvas
+{
+    [SerializeField] UICanvas background;
+    [SerializeField] UICanvas infoButton;
+    [SerializeField] UICanvas menu;
+    [SerializeField] UICanvas aboutCPPK;
+    [SerializeField] UICanvas aboutGRAFF;
+
+    public void ShowAboutCPPK()
+    {
+        menu.OnHide
+            .AddListener(() => aboutCPPK.gameObject.SetActive(true));
+    }
+
+    public void ShowAboutGRAFF()
+    {
+        menu.OnHide
+            .AddListener(() => aboutGRAFF.gameObject.SetActive(true));
+    }
+}

Assets/Scripts/UIAbout.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: c09f4986609d7a44686b79bf3753a469
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Scripts/UICanvas.cs

@@ -3,11 +3,14 @@ using System.Collections.Generic;
 
 using DG.Tweening;
 using UnityEngine;
+using UnityEngine.Events;
 
 [RequireComponent(typeof(CanvasGroup))]
 public class UICanvas : MonoBehaviour
 {
     CanvasGroup canvasGroup;
+    public UnityEvent OnHide;
+    [SerializeField] float duration;
 
     void Start()
     {
@@ -16,19 +19,24 @@ public class UICanvas : MonoBehaviour
 
     public void Show()
     {
-        canvasGroup.DOFade(1, .4f);
+        canvasGroup.DOFade(1, duration);
     }
 
     public void Hide()
     {
-        canvasGroup.DOFade(0, .4f);
-        gameObject.SetActive(false);
+        canvasGroup.DOFade(0, duration)
+            .OnComplete(() =>
+            {
+                OnHide?.Invoke();
+                gameObject.SetActive(false);
+            });
     }
 
     void OnEnable()
     {
         if(canvasGroup == null)
             canvasGroup = GetComponent<CanvasGroup>();
+
         canvasGroup.alpha = 0;
         Show();
     }