54 lines
1.2 KiB
C#
54 lines
1.2 KiB
C#
using UnityEngine;
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using UnityEngine.Events;
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using UnityEngine.EventSystems;
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using UnityEngine.UI;
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[RequireComponent(typeof(Image))]
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public class SwapButton : MonoBehaviour, IPointerClickHandler
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{
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public Image TargetImage;
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public Sprite ASprite;
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public UnityEvent ClickEventA = new UnityEvent();
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public Sprite BSprite;
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public UnityEvent ClickEventB = new UnityEvent();
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[SerializeField] private bool _trueA_FalseB = true;
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public bool TrueA_FalseB
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{
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get => _trueA_FalseB;
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set
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{
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_trueA_FalseB = value;
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UpdateVisual(); // 값이 바뀔 때마다 자동으로 실행!
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}
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}
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private void Awake()
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{
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TargetImage = GetComponent<Image>();
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}
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public void OnPointerClick(PointerEventData eventData)
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{
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TrueA_FalseB = !TrueA_FalseB;
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if (TrueA_FalseB)
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ClickEventA?.Invoke();
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else
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ClickEventB?.Invoke();
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}
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private void OnValidate()
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{
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UpdateVisual();
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}
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public void UpdateVisual()
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{
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if (TargetImage == null) return;
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TargetImage.sprite = _trueA_FalseB ? ASprite : BSprite;
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}
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}
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