ChivaFrameWork/Framework/Scripts/Rolling.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.EventSystems;
using DG.Tweening;

public class Rolling : MonoBehaviour, IPointerEnterHandler, IPointerExitHandler
{
    public RectTransform m_RectTransform;

    public float m_ParentWidth;

    public float m_Speed;

    private bool m_Point;

    private Tweener m_Tweener;

    public void OnPointerEnter(PointerEventData eventData)
    {
        if (m_RectTransform.sizeDelta.x <= m_ParentWidth) return;

        m_Point = true;
    }

    public void OnPointerExit(PointerEventData eventData)
    {
        if (m_RectTransform.sizeDelta.x <= m_ParentWidth) return;

        m_Point = false;

        m_RectTransform.localPosition = new Vector2(0, m_RectTransform.localPosition.y);
    }


    private void Update()
    {
        if (m_Point)
        {
            m_RectTransform.localPosition = Vector2.MoveTowards(m_RectTransform.localPosition, new Vector2(-(m_RectTransform.sizeDelta.x - m_ParentWidth), m_RectTransform.localPosition.y), m_Speed * Time.deltaTime);

            if (Mathf.Abs(Mathf.Abs(m_RectTransform.localPosition.x) - (m_RectTransform.sizeDelta.x - m_ParentWidth)) < 0.1f)
            {
                m_RectTransform.localPosition = new Vector2(0, m_RectTransform.localPosition.y);
            }
        }
    }

    public void Init()
    {
        m_Point = false;

        m_RectTransform.localPosition = new Vector2(0, m_RectTransform.localPosition.y);
    }
}