first commit

Assets/Resources/Scripts/StepsLink/ArrowSript.cs

@@ -0,0 +1,60 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class ArrowSript : MonoBehaviour
+{
+    private GameObject targetObj;
+
+    // set the target obj
+    public void SetTargetObj(GameObject obj)
+    {
+        targetObj = obj;
+    }
+
+    // method to place the arrow over the passed object
+    private void PlaceArrowOverObject(GameObject obj)
+    {
+        // get the obj position
+        Vector3 objPos = obj.transform.position;
+
+        // put the arrow over the obj
+        transform.position = objPos;
+
+        // rotate the arrow to face the obj
+        transform.LookAt(obj.transform);
+
+        // increase the arrow height from the obj top
+        transform.position += new Vector3(0, 0.3f, 0);
+
+        // show
+        ShowArrow(obj);
+    }
+
+    // method to show the arrow
+    public void ShowArrow(GameObject obj)
+    {
+        // enable the arrow
+        gameObject.SetActive(true);
+    }
+
+    public void Update()
+    {
+        // rotate on y axis
+        transform.Rotate(0.5f, 0, 0);
+
+        // if the target obj is not null
+        if (targetObj != null)
+        {
+            // place the arrow over the target obj
+            PlaceArrowOverObject(targetObj);
+        }
+    }
+
+    // method to hide the arrow
+    public void HideArrow()
+    {
+        // disable the arrow
+        gameObject.SetActive(false);
+    }
+}