init

Assets/Scripts/Grapple.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class Grapple : MonoBehaviour{
+
+    public GameObject selector;
+    public float rotationSpeed;
+
+    Rigidbody2D rb2d;
+    GameObject player;
+
+    void Start(){
+        rb2d = GetComponent<Rigidbody2D>();
+        player = GameObject.FindGameObjectWithTag("Player");
+        selector.SetActive(false);
+    }
+
+    void Update(){
+        selector.transform.Rotate(0, 0, rotationSpeed);
+    }
+
+    void OnMouseOver(){
+        if (Vector2.Distance(player.transform.position, transform.position) <= 10){
+            selector.SetActive(true);
+            player.GetComponent<PlayerController>().ableToGrapple = true;
+        }else{
+            selector.SetActive(false);
+        }
+    }
+
+    bool grappled;
+
+    void OnMouseExit(){
+        if (!grappled){
+            selector.SetActive(false);
+            if (!player.GetComponent<PlayerController>().grappled){
+                player.GetComponent<PlayerController>().ableToGrapple = false;
+            }
+        }
+    }
+
+    void OnMouseDown(){
+        if(Vector2.Distance(player.transform.position, transform.position) <= 10){
+            grappled = true;
+            SpringJoint2D grapple = player.GetComponent<SpringJoint2D>();
+            player.GetComponent<PlayerController>().grappled = true;
+            player.GetComponent<CapsuleCollider2D>().isTrigger = true;
+            LineRenderer line = player.GetComponent<LineRenderer>();
+            line.SetPosition(1, transform.position);
+            line.enabled = true;
+            grapple.connectedBody = rb2d;
+            grapple.distance = Vector2.Distance(player.transform.position, transform.position) - 1f;
+            grapple.enabled = true;
+        }
+    }
+
+    void OnMouseUp(){
+        grappled = false;
+        SpringJoint2D grapple = player.GetComponent<SpringJoint2D>();
+        LineRenderer line = player.GetComponent<LineRenderer>();
+        player.GetComponent<PlayerController>().grappled = false;
+        player.GetComponent<CapsuleCollider2D>().isTrigger = false;
+        line.enabled = false;
+        grapple.enabled = false;
+        selector.SetActive(false);
+        player.GetComponent<PlayerController>().ableToGrapple = false;
+    }
+}