XiuXianGame/Assets/Scripts/GameUI/UI/TipMessage/TipMessagePanel.cs

using Fort23.Core;
using UnityEngine;
using UnityEngine.UI;

namespace Fort23.Mono
{
    [UIBinding(prefab = "TipMessagePanel")]
    public partial class TipMessagePanel : UIPanel
    {
        public static async void OpenTipMessagePanel(string meg, Vector2 worldPos)
        {
            TipMessagePanel tipMessagePanel =
                await UIManager.Instance.LoadAndOpenPanel<TipMessagePanel>(null, UILayer.Top);
            tipMessagePanel.SetTipMessage(meg, worldPos);
        }

        private void Init()
        {
        }

        protected override void AddEvent()
        {
        }

        protected override void DelEvent()
        {
        }

        public override void AddButtonEvent()
        {
            button_bg.onClick.AddListener(OnClickButton_bg);
        }

        private void OnClickButton_bg()
        {
            UIManager.Instance.HideUIUIPanel(this);
        }

        public void SetTipMessage(string msg, Vector2 pos)
        {
            pos = this.transform.worldToLocalMatrix * pos;
            if (pos.x > 186)
            {
                pos.x = 186;
            }

            if (pos.x < -186)
            {
                pos.x = -186;
            }

            message.text = msg;
            RectTransform rectTransform = message.GetComponent<RectTransform>();
            message.SetLayoutDirty();
            LayoutRebuilder.MarkLayoutForRebuild(rectTransform);
            LayoutRebuilder.ForceRebuildLayoutImmediate(rectTransform);
            rectTransform.GetComponent<ContentSizeFitter>().SetLayoutVertical();
            RectTransform bgTran = bg_icon.GetComponent<RectTransform>();
            // await TimerComponent.Instance.WaitAsync(30);

            // float y=  LayoutUtility.GetPreferredSize(massge.GetComponent<RectTransform>(), 0)+40;
            // massge.
            // massge.OnRebuildRequested();
            float y = rectTransform.sizeDelta.y + 40;
            if (y < 100)
            {
                y = 100;
            }

            bgTran.sizeDelta = new Vector2(bgTran.sizeDelta.x, y);

            float maxY = this.transform.sizeDelta.y / 2;
            float my2 = y / 2;
           
            if (pos.y > maxY - my2)
            {
                pos.y = maxY - my2;
            }

            if (pos.y < my2 - maxY)
            {
                pos.y = my2 - maxY;
            }

            dotPoint.anchoredPosition = pos;
            LayoutRebuilder.MarkLayoutForRebuild(bgTran);
            LayoutRebuilder.ForceRebuildLayoutImmediate(bgTran);
        }
    }
}