58 lines
1.3 KiB
C#
58 lines
1.3 KiB
C#
using UnityEngine;
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using UnityEngine.UI;
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using System.Collections;
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/// <summary>
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/// 金币 UI 显示，显示在屏幕右上角
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/// </summary>
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[RequireComponent(typeof(Text))]
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public class GoldUI : MonoBehaviour
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{
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private Text goldText;
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private bool isSubscribed = false;
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private void Awake()
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{
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goldText = GetComponent<Text>();
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}
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private void Start()
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{
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// 延迟订阅，确保 GoldManager 已初始化
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StartCoroutine(SubscribeToGoldManager());
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}
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private IEnumerator SubscribeToGoldManager()
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{
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// 等待 GoldManager 初始化
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while (GoldManager.Instance == null)
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{
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yield return null;
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}
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// 订阅事件
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GoldManager.Instance.OnGoldChanged += UpdateGoldDisplay;
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isSubscribed = true;
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// 立即更新显示
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UpdateGoldDisplay(GoldManager.Instance.CurrentGold);
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}
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private void OnDestroy()
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{
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// 取消订阅
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if (isSubscribed && GoldManager.Instance != null)
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{
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GoldManager.Instance.OnGoldChanged -= UpdateGoldDisplay;
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}
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}
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private void UpdateGoldDisplay(int newGold)
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{
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if (goldText != null)
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{
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goldText.text = $"金币: {newGold}";
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}
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}
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}
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