using System.Collections.Generic; using UnityEngine; public class HeroReturnCallHistoryOutCell : HeroReturnCallHistoryCell { [SerializeField] CanvasGroup canvasGroup; public override void Display(int index, List list) { base.Display(index, list); } // 提供给外部设置透明度的方法 public void SetAlpha(float alpha) { if (canvasGroup != null) { canvasGroup.alpha = alpha; } } }