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Assets/Scripts/Rotation.cs

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+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class Rotation : MonoBehaviour
+{
+
+    public GameObject rotation_center;
+    public bool static_center = true;
+    public bool right_rotation = true;
+    public bool flipping = false;
+    [Range(0.1f, 8)] [SerializeField] private float speed = 1;
+    [Range(0, (float)Math.PI * 2)] [SerializeField] private float flip_angle = 0;
+
+    private float angle;
+    private float magnitude;
+    private Vector3 rotation_center_position;
+    private Vector3 object_position;
+    private float[] centralized_position;
+    private float flipped_angle = 0;
+
+    // Start is called before the first frame update
+    void Start()
+    {   
+
+        object_position = transform.position;
+        rotation_center_position = rotation_center.transform.position;
+
+        centralized_position = new float[] {object_position[0] - rotation_center_position[0], object_position[1] - rotation_center_position[1]};
+
+        angle = (float)Math.Atan2(centralized_position[0], centralized_position[1]);
+        magnitude = (float)Math.Sqrt(Math.Pow(centralized_position[0], 2) + Math.Pow(centralized_position[1], 2));
+    }
+
+    // Update is called once per frame
+    void Update()
+    {      
+        if (!static_center) {
+            rotation_center_position = rotation_center.transform.position;
+        }
+
+        if (right_rotation) {
+            angle -= speed * Time.deltaTime;
+        } else {
+            angle += speed * Time.deltaTime;
+        }
+
+        if (flipping) {
+            flipped_angle += speed * Time.deltaTime;
+            if (flipped_angle > flip_angle) {
+                right_rotation = !right_rotation;
+                flipped_angle -= flip_angle;
+            }
+        }
+
+        centralized_position = new float[] {(float)Math.Cos(angle) * magnitude, (float)Math.Sin(angle) * magnitude};
+
+        object_position[0] = centralized_position[0] + rotation_center_position[0];
+        object_position[1] = centralized_position[1] + rotation_center_position[1];
+
+        transform.position = object_position;
+    }
+}

Assets/Scripts/Rotation.cs.meta

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