猴子都会用的圆形滑动自动吸附UI工具

两个脚本

只需要挂载其中一个，另外一个自动挂载

脚本A

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class Circle : MonoBehaviour
{
    /*
     * 本脚本共分两部分
     * 第一部分Circle，推荐挂载在所有要移动物体的父物体上
     * 然后，将所有移动物体加入到go数组中
     * 如果要实现吸附，需要为所有子物体添加Trigger和rigidbody并在吸附物体中添加目标物（建议碰撞体弄小一点，更加准确）
     * 
     * 第二部分adsorbent，负责子物体的吸附
     * 将有该脚本自动负责挂载
     * 如果出现报错，如空引用。不需要吸附功能可以选择注释掉
     */
    [Header("旋转速度")] public float speed = 0.2f;

    [Header("要移动的物体"), SerializeField]
    public GameObject[] go;
    //注：如果长轴短轴相等，则圆形移动，否则椭圆
    [Header("长轴长"), SerializeField]
    private float Ellipse_a;
    [Header("短轴长"), SerializeField]
    private float Ellipse_b;
    [Header("间隙"), SerializeField,Range(0,1f)]
    public float AwakeAngle = 60f;

    [Header("原点"), SerializeField]
    private GameObject Point;

    [Header("吸附参考物"), SerializeField]
    private GameObject AdsGameObject;
    [Header("吸附参考物角度"), SerializeField, Range(0f, 360f)]
    public float AdsAngle;

    [Range(0.97f, 0.999f)]
    [Header("惯性降低程度，越小降低越快")] public float _inertiadown = 0.98f;
    [Range(0f, 1f)]
    [Header("惯性强度")] public float _inertiastrong = 0.2f;
    [Range(0f, 0.01f)]
    [Header("吸附强度。越高则停止旋转时吸附的越快")] public float adstime = 0.01f;

    /// <summary>
    /// 在其他脚本调用true将重置所有移动物体位置
    /// </summary>
    public static bool ResetMove = true;

    public void OnEnable()
    {
        adsorbent.adsa = AdsAngle;
        int i = 0;
        foreach (GameObject child in go)
        {
            child.AddComponent<adsorbent>();
            child.GetComponent<adsorbent>().father = gameObject;
            child.GetComponent<adsorbent>().AdsObj = AdsGameObject;
            child.GetComponent<adsorbent>().id = i++;
        }
        AdsGameObject.transform.position = new Vector3(Ellipse_X(Ellipse_a, AdsAngle) + Point.transform.position.x, Ellipse_Y(Ellipse_b, AdsAngle) + Point.transform.position.y, 0);
    }

    private void Update()
    {
        MouseLister();
        _memoryangle *= _inertiadown;
        angle += _memoryangle * Time.deltaTime * _inertiastrong;
    }
    float _memoryangle;//记忆角度差值制造惯性
    public static float angle;
    #region 椭圆路线行动
    IEnumerator Move()
    {
#if EditorMode
        if (!Input.GetMouseButton(0))
        {
            yield return new WaitForSeconds(0.05f);
            for (int i = 0; i < go.Length; i++)
                go[i].transform.position = new Vector3(Ellipse_X(Ellipse_a, angle + 60 * i) + Point.transform.position.x, Ellipse_Y(Ellipse_b, angle + 60 * i) + Point.transform.position.y, 0);
            ResetMove = false;
        }
#else
       
        yield return new WaitForSeconds(0.05f);
        for (int i = 0; i < go.Length; i++) 
            go[i].transform.position = new Vector3(Ellipse_X(Ellipse_a, angle + AwakeAngle * i) + Point.transform.position.x, Ellipse_Y(Ellipse_b, angle + AwakeAngle * i) + Point.transform.position.y, 0);
        ResetMove = false;
#endif

    }

    private float Ellipse_X(float a, float angle)
    {
        return a * Mathf.Cos(angle * Mathf.Rad2Deg);
    }
    private float Ellipse_Y(float b, float angle)
    {
        return b * Mathf.Sin(angle * Mathf.Rad2Deg);
    }
    #endregion

    #region 鼠标旋转
    public void MouseLister()
    {
        if (Input.GetMouseButton(1) || ResetMove || Mathf.Abs(_memoryangle) > 0.002f)
            StartCoroutine(Move());


        if ((Input.GetMouseButton(0) || ResetMove || Mathf.Abs(_memoryangle) >= adstime))
        {
            adsorbent.ads = false;
            StartCoroutine(Move());

            if (Input.GetMouseButton(0))
            {
                _memoryangle += Input.GetAxis("Mouse X") * Time.deltaTime * speed;
                angle += Input.GetAxis("Mouse X") * Time.deltaTime * speed;
            }
        }
        else adsorbent.ads = true;
    }
#endregion
}

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

/*
 * 
 * Circle 脚本 附属脚本
 * 不要手动挂载
 * 
 * 
 * 
 * 
 */

public class adsorbent : MonoBehaviour
{
    
    
    public void OnTriggerStay(Collider other)
    {
        if (ads && other.name == AdsObj.name)
            Circle.angle =-(father.GetComponent<Circle>().AwakeAngle*id -adsa);
    }
    public int id;
    public static float adsa;
    [HideInInspector]
    public GameObject father;
    public static bool ads;
    [HideInInspector]
    public GameObject AdsObj;
}

脚本参考：(73条消息) unity让物体做圆周运动、椭圆运动、双曲线运动_小小小小羽丶的博客-CSDN博客_unity 圆周运动