unity 用ugui制作成就提示框_unity如何做成就提示

2021.5.10 补充

using UnityEngine;

namespace PupilFramework
{
    /// <summary>
    /// 绝大多情况下,都不需要使用此单例类型.
    /// 请使用Singleton
    /// 不需要手动挂载
    /// </summary>
    public class MonoSingleton<T> : MonoBehaviour where T : MonoBehaviour
    {
        private static T _instance;

        /// <summary>
        /// 线程锁
        /// </summary>
        private static readonly object _lock = new object();

        /// <summary>
        /// 程序是否正在退出
        /// </summary>
        protected static bool ApplicationIsQuitting { get; private set; }

        /// <summary>
        /// 是否为全局单例
        /// </summary>
        protected static bool isGolbal = true;

        static MonoSingleton()
        {
            ApplicationIsQuitting = false;
        }

        public static T Instance
        {
            get
            {
                if (ApplicationIsQuitting)
                {
                    if (Debug.isDebugBuild)
                    {
                        Debug.LogWarning("[Singleton] "                            + typeof(T) +
                                         " already destroyed on application quit." +
                                         " Won't create again - returning null.");
                    }

                    return null;
                }

                lock (_lock)
                {
                    if (_instance == null)
                    {
                        // 先在场景中找寻
                        _instance = (T) FindObjectOfType(typeof(T));

                        if (FindObjectsOfType(typeof(T)).Length > 1)
                        {
                            if (Debug.isDebugBuild)
                            {
                                Debug.LogWarning("[Singleton] " + typeof(T).Name +
                                                 " should never be more than 1 in scene!");
                            }

                            return _instance;
                        }

                        // 场景中找不到就创建新物体挂载
                        if (_instance == null)
                        {
                            GameObject singletonObj = new GameObject();
                            _instance         = singletonObj.AddComponent<T>();
                            singletonObj.name = "(singleton) " + typeof(T);

                            if (isGolbal && Application.isPlaying)
                            {
                                DontDestroyOnLoad(singletonObj);
                            }

                            return _instance;
                        }
                    }

                    return _instance;
                }
            }
        }

        /// <summary>
        /// 当工程运行结束，在退出时，不允许访问单例
        /// </summary>
        public void OnApplicationQuit()
        {
            ApplicationIsQuitting = true;
        }
    }
}
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脚本

using DG.Tweening;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

public class animate : MonoSingleton<animate>
{
   
    public CanvasGroup tips1;
    public CanvasGroup tips2;

    public void ShowTips1(Sprite msg)
    {
       
        tips1.GetComponent<Image>().sprite = msg;

        tips1.alpha = 0;
        DOTween.Kill(tips1);
        Sequence sequence = tips1.DOSequence();
        sequence.Append(tips1.DOFade(1, 0.8f));
        sequence.AppendInterval(2.0f);
        sequence.Append(tips1.DOFade(0, 1.0f));
        
    }
    public void ShowTips2(Sprite msg)
    {
        tips2.GetComponent<Image>().sprite = msg;

        tips2.alpha = 0;
        DOTween.Kill(tips2);
        Sequence sequence = tips2.DOSequence();
        sequence.Append(tips2.DOFade(1, 0.8f));
        sequence.AppendInterval(2.0f);
        sequence.Append(tips2.DOFade(0, 1.0f));
    }
}

public static class GameObjExt
{
    public static Sequence DOSequence(this UnityEngine.Object seq)
    {
        Sequence sequence = DOTween.Sequence();
        sequence.target = seq;

        return sequence;
    }
}
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首先创建一个 Image 添加上 CanvasGroup 组件 注意 子节点加上一个 Image 用于显示成就是否完成 需要显示的CanvasGroup 拖上去

把 Image隐藏 就是把 CanvasGroup 的Alpha调成0
最终效果