WaterFlush/Assets/Scripts/UI/Item/ShuiWeiCtrl.cs

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

public class ShuiWeiCtrl : MonoBehaviour
{
    private RectTransform rect;
    private Camera _camera;
    
    private Text valueText;
    private Text nameText;
    
    public Transform targetTransForm;
    
    public void Init()
    {
        _camera = CameraManager.instance.mainCamera;
        rect = this.GetComponent<RectTransform>();
        rect.anchoredPosition = new Vector2(2000, 0);
        valueText = this.transform.Find("valueText").GetComponent<Text>();
        nameText = this.transform.Find("nameText").GetComponent<Text>();
    }

    public void SetData(string name,float? swValue,Transform target)
    {
        nameText.text = name;
        string swStr = swValue.ToString();
        if (swStr.Equals(""))
        {
            swStr = "-";
        }
        valueText.text = $"{swStr} <size=12><color=FFFFFF>m</color></size>";
        targetTransForm = target;
    }
    
    void Update()
    {
        if (targetTransForm != null)
        {
            if (IsObjectInCameraView(targetTransForm, _camera))
            {
                rect.transform.position=_camera.WorldToScreenPoint(targetTransForm.position);
            }
            else
            {
                rect.transform.position = new Vector3(2000, 0, 0);
            }
        }
    }
    
    bool IsObjectInCameraView(Transform objectTransform, Camera camera)
    {
        Vector3 objectScreenPosition = camera.WorldToScreenPoint(objectTransform.position);
        return objectScreenPosition.z > 0 &&
               objectScreenPosition.x > 0 &&
               objectScreenPosition.x < Screen.width &&
               objectScreenPosition.y > 0 &&
               objectScreenPosition.y < Screen.height;
    }
}