Fixed drawing

Assets/Scripts/Drawer.cs

@@ -6,7 +6,7 @@ using UnityEngine.EventSystems;
 public class Drawer : MonoBehaviour
 {
     public LineRenderer lineRenderer;
-    public EdgeCollider2D edgeCollider2D;
+    public PolygonCollider2D edgeCollider2D;
     List<Vector3> points = new List<Vector3>();
 
 
@@ -20,14 +20,25 @@ public class Drawer : MonoBehaviour
         points = new List<Vector3>();
 
 
+       // lineRenderer.transform.position = new Vector3(0, 0, 10);
+        //lineRenderer.GetComponent<Rigidbody2D>().simulated = false;
+
     }
 
 
     Vector3 startedPoint = new Vector3();
     public void OnMouseDrag(BaseEventData e) { 
         PointerEventData ped = (PointerEventData) e as PointerEventData;
+        Vector3 worldPos = Camera.main.ScreenToWorldPoint(ped.position);
+        if(points.Count> 0) {
+            RaycastHit2D hit = Physics2D.Linecast(points[points.Count - 1], worldPos);
+            if (hit.collider != null)
+            {
+                return;
+            }
+        }
         
-        points.Add(Camera.main.ScreenToWorldPoint(ped.position));
+        points.Add(worldPos);
         UpdateLine();
     }
 
@@ -54,7 +65,12 @@ public class Drawer : MonoBehaviour
         {
             points3.Add(point);
         }
-        edgeCollider2D.SetPoints(points3);
+        for(int i= points.Count-1; i >0; i--)
+        {
+            points3.Add(points[i] + new Vector3(0,0.1f,0));
+        }
+        //edgeCollider2D.SetPoints(points3);
+        edgeCollider2D.SetPath(0, points3);
         edgeCollider2D.GetComponent<Rigidbody2D>().simulated = true;
     }
 
@@ -62,7 +78,7 @@ public class Drawer : MonoBehaviour
     {
         if (edgeCollider2D == null)
         {
-            edgeCollider2D = lineRenderer.GetComponent<EdgeCollider2D>();
+            edgeCollider2D = lineRenderer.GetComponent<PolygonCollider2D>();
         }
     }
 }

Assets/Scripts/Enemy.cs

@@ -0,0 +1,14 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class Enemy : MonoBehaviour
+{
+    public float moveSpeed = 0.1f;
+    void FixedUpdate()
+    {
+        if (GameManager.Player == null) { return; }
+
+        transform.Translate((GameManager.Player.position - transform.position).normalized * moveSpeed);
+    }
+}

Assets/Scripts/Enemy.cs.meta

@@ -0,0 +1,11 @@
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+guid: a515e7c6c1edfdd44a449609cf5191e2
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Assets/Scripts/GameManager.cs

@@ -0,0 +1,25 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class GameManager : MonoBehaviour
+{
+    public Transform player;
+    public static Transform Player { get { if (instance == null) { return null; } return instance.player; } }
+
+    public static GameManager instance { get;private set; }
+    void Awake()
+    {
+        instance = this;
+    }
+    void Start()
+    {
+        
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+}

Assets/Scripts/GameManager.cs.meta

@@ -0,0 +1,11 @@
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