101 lines
2.5 KiB
C#
101 lines
2.5 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.Events;
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using UnityEngine.UI;
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public class CastBarHandler : MonoBehaviour
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{
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#region Singleton
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private static CastBarHandler _instance;
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// Public reference to the singleton instance
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public static CastBarHandler Instance
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{
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get
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{
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// If the instance doesn't exist, try to find it in the scene
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if (_instance == null)
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{
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_instance = FindObjectOfType<CastBarHandler>();
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// If it's still null, create a new GameObject and add the component
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if (_instance == null)
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{
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GameObject singletonObject = new GameObject(typeof(CastBarHandler).Name);
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_instance = singletonObject.AddComponent<CastBarHandler>();
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}
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}
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return _instance;
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}
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}
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#endregion
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public GameObject castBar;
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public Image imageToFill;
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public float timer;
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public float currentCastTime;
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public BaseAbility currentAbility;
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float startFill;
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float endFill;
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public UnityEvent<bool> OnCastingStateChanged = new UnityEvent<bool>();
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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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// If this is the first instance, set it as the singleton
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_instance = this;
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DontDestroyOnLoad(gameObject);
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}
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private void Start()
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{
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ToggleCastBarVisibility(false);
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}
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public void ShowCastBar(BaseAbility ability)
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{
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currentAbility = ability;
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currentCastTime = ability.castTime;
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StartCoroutine(FillImageOverTime(ability.castTime + 0.01f));
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}
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IEnumerator FillImageOverTime(float castTime)
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{
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ToggleCastBarVisibility(true);
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timer = 0f;
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startFill = 0f;
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endFill = 1f;
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imageToFill.fillAmount = startFill;
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while (timer < castTime)
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{
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float fillAmount = Mathf.Lerp(startFill, endFill, timer / castTime);
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imageToFill.fillAmount = fillAmount;
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timer += Time.deltaTime;
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yield return null;
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}
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// Ensure fillAmount is exactly 1 at the end
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imageToFill.fillAmount = endFill;
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ToggleCastBarVisibility(false);
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}
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private void ToggleCastBarVisibility(bool isVisible)
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{
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castBar.SetActive(isVisible);
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OnCastingStateChanged.Invoke(isVisible);
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}
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}
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