add change trains

Assets/Scripts/UICanvas.cs

@@ -0,0 +1,26 @@
+using System.Collections;
+using System.Collections.Generic;
+
+using DG.Tweening;
+using UnityEngine;
+
+[RequireComponent(typeof(CanvasGroup))]
+public class UICanvas : MonoBehaviour
+{
+    CanvasGroup canvasGroup;
+
+    void Start()
+    {
+        canvasGroup = GetComponent<CanvasGroup>();
+    }
+
+    public void Show()
+    {
+        canvasGroup.DOFade(1, .2f);
+    }
+
+    public void Hide()
+    {
+        canvasGroup.DOFade(0, .2f);
+    }
+}