68 lines
1.4 KiB
C#
68 lines
1.4 KiB
C#
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.UI;
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public class NotificationUI : MonoBehaviour
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{
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public static NotificationUI Instance { get; private set; }
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public Text messageText;
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public CanvasGroup canvasGroup;
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public float visibleTime = 2.8f;
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public float fadeTime = 0.35f;
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private readonly Queue<string> queue = new Queue<string>();
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private float timer;
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private void Awake()
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{
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if (Instance != null && Instance != this)
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{
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Destroy(gameObject);
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return;
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}
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Instance = this;
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if (canvasGroup == null)
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{
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canvasGroup = GetComponent<CanvasGroup>();
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}
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}
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private void Update()
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{
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if (messageText == null || canvasGroup == null)
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{
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return;
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}
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if (timer > 0f)
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{
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timer -= Time.deltaTime;
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canvasGroup.alpha = timer < fadeTime ? Mathf.Clamp01(timer / fadeTime) : 1f;
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return;
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}
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if (queue.Count > 0)
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{
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messageText.text = queue.Dequeue();
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timer = visibleTime + fadeTime;
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canvasGroup.alpha = 1f;
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}
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else
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{
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canvasGroup.alpha = 0f;
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}
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}
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public void Show(string message)
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{
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if (string.IsNullOrWhiteSpace(message))
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{
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return;
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}
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queue.Enqueue(message);
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}
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}
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