ModelProject/Assets/Scripts/Tools/IconTools.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.EventSystems;
using UnityEngine.UI;

public class IconTools : MonoBehaviour, IPointerEnterHandler, IPointerExitHandler
{
    public GameObject infoImage;
    public Image img_bg;

    int Index = 0;
    [SerializeField] float offsetX = 0;
    [SerializeField] float offsety = 0;
    bool Isenter = false;
    public void OnPointerEnter(PointerEventData eventData)
    {
        if (infoImage != null)
        {
            infoImage.SetActive(true);
            if (DataManager.Instance.exceptionList.Count > 0)
            {
                infoImage.GetComponentInChildren<Text>().text = DataManager.Instance.exceptionList[DataManager.Instance.exceptionList.Count - 1 - Index].Time+":"+ DataManager.Instance.exceptionList[DataManager.Instance.exceptionList.Count - 1 - Index].ExceptionMessage;
            }
            Isenter = true;
        }
    }

    public void OnPointerExit(PointerEventData eventData)
    {
        if (infoImage != null)
        {
            infoImage.SetActive(false);
            Isenter = false;
        }
    }

    // Start is called before the first frame update
    public void SetId(int id)
    {
        Index = id;
    }

    // Update is called once per frame
    void Update()
    {
        if (infoImage.activeSelf && Isenter)
        {
            infoImage.transform.position = Input.mousePosition + new Vector3(offsetX, offsety, 0);
            img_bg.transform.position = infoImage.GetComponentInChildren<Text>().transform.position;
            img_bg.rectTransform.sizeDelta = new Vector2(infoImage.GetComponentInChildren<Text>().GetComponent<RectTransform>().rect.width, infoImage.GetComponentInChildren<Text>().GetComponent<RectTransform>().rect.height);
        }
    }
}