基础内容

必要插件安装
缓动曲线和动画基础
ElementFolder，Track与其次级模块，PathNode重构

Assets/Modern UI Pack/Scripts/Switch/SwitchManager.cs

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+using System.Collections;
+using UnityEngine;
+using UnityEngine.UI;
+using UnityEngine.Events;
+using UnityEngine.EventSystems;
+
+namespace Michsky.MUIP
+{
+    [RequireComponent(typeof(Animator))]
+    [RequireComponent(typeof(Button))]
+    public class SwitchManager : MonoBehaviour, IPointerEnterHandler
+    {
+        // Events
+        [SerializeField] public SwitchEvent onValueChanged = new SwitchEvent();
+        public UnityEvent OnEvents = new UnityEvent();
+        public UnityEvent OffEvents = new UnityEvent();
+
+        // Saving
+        public bool saveValue = true;
+        public string switchTag = "Switch";
+
+        // Settings
+        public bool isOn = true;
+        public bool invokeAtStart = true;
+        public bool enableSwitchSounds = false;
+        public bool useHoverSound = true;
+        public bool useClickSound = true;
+
+        // Resources
+        public Animator switchAnimator;
+        public Button switchButton;
+        public AudioSource soundSource;
+
+        // Audio
+        public AudioClip hoverSound;
+        public AudioClip clickSound;
+
+        [System.Serializable]
+        public class SwitchEvent : UnityEvent<bool> { }
+
+        bool isInitialized = false;
+
+        void Awake()
+        {
+            if (switchAnimator == null) { switchAnimator = gameObject.GetComponent<Animator>(); }
+            if (switchButton == null)
+            {
+                switchButton = gameObject.GetComponent<Button>();
+                switchButton.onClick.AddListener(AnimateSwitch);
+
+                if (enableSwitchSounds && useClickSound)
+                {
+                    switchButton.onClick.AddListener(delegate
+                    {
+                        soundSource.PlayOneShot(clickSound);
+                    });
+                }
+            }
+
+            if (saveValue) { GetSavedData(); }
+            else
+            {
+                if (gameObject.activeInHierarchy) { StopCoroutine("DisableAnimator"); }
+                if (gameObject.activeInHierarchy) { StartCoroutine("DisableAnimator"); }
+
+                switchAnimator.enabled = true;
+
+                if (isOn) { switchAnimator.Play("On Instant"); }
+                else { switchAnimator.Play("Off Instant"); }
+            }
+
+            if (invokeAtStart && isOn ) { OnEvents.Invoke(); }
+            else if (invokeAtStart && !isOn) { OffEvents.Invoke(); }
+
+            isInitialized = true;
+        }
+
+        void OnEnable() 
+        {
+            if (isInitialized) 
+            {
+                UpdateUI(); 
+            } 
+        }
+
+        void GetSavedData()
+        {
+            if (gameObject.activeInHierarchy) 
+            {
+                StopCoroutine("DisableAnimator");
+                StartCoroutine("DisableAnimator");
+            }
+
+            switchAnimator.enabled = true;
+
+            if (PlayerPrefs.GetString(switchTag + "Switch") == "" || !PlayerPrefs.HasKey(switchTag + "Switch"))
+            {
+                if (isOn) { switchAnimator.Play("Switch On"); PlayerPrefs.SetString(switchTag + "Switch", "true"); }
+                else { switchAnimator.Play("Switch Off"); PlayerPrefs.SetString(switchTag + "Switch", "false"); }
+            }
+            else if (PlayerPrefs.GetString(switchTag + "Switch") == "true") { switchAnimator.Play("Switch On"); isOn = true; }
+            else if (PlayerPrefs.GetString(switchTag + "Switch") == "false") { switchAnimator.Play("Switch Off"); isOn = false; }
+        }
+
+        public void AnimateSwitch()
+        {
+            if (gameObject.activeInHierarchy)
+            {
+                StopCoroutine("DisableAnimator");
+                StartCoroutine("DisableAnimator");
+            }
+
+            switchAnimator.enabled = true;
+
+            if (isOn)
+            {
+                isOn = false;
+                switchAnimator.Play("Switch Off");
+                OffEvents.Invoke();
+
+                if (saveValue) { PlayerPrefs.SetString(switchTag + "Switch", "false"); }
+            }
+
+            else
+            {
+                isOn = true;
+                switchAnimator.Play("Switch On");
+                OnEvents.Invoke();
+
+                if (saveValue) { PlayerPrefs.SetString(switchTag + "Switch", "true"); }
+            }
+
+            onValueChanged.Invoke(isOn);
+        }
+
+        public void SetOn()
+        {
+            if (saveValue) { PlayerPrefs.SetString(switchTag + "Switch", "true"); }
+            if (gameObject.activeInHierarchy)
+            {
+                StopCoroutine("DisableAnimator");
+                StartCoroutine("DisableAnimator");
+            }
+
+            isOn = true;
+
+            switchAnimator.enabled = true;
+            switchAnimator.Play("Switch On");
+
+            OnEvents.Invoke();
+            onValueChanged.Invoke(true);
+        }
+
+        public void SetOff()
+        {
+            if (saveValue) { PlayerPrefs.SetString(switchTag + "Switch", "false"); }
+            if (gameObject.activeInHierarchy)
+            {
+                StopCoroutine("DisableAnimator");
+                StartCoroutine("DisableAnimator");
+            }
+
+            isOn = false;
+
+            switchAnimator.enabled = true;
+            switchAnimator.Play("Switch Off");
+
+            OffEvents.Invoke();
+            onValueChanged.Invoke(false);
+        }
+
+        public void UpdateUI()
+        {
+            if (gameObject.activeInHierarchy)
+            {
+                StopCoroutine("DisableAnimator");
+                StartCoroutine("DisableAnimator");
+            }
+
+            switchAnimator.enabled = true;
+
+            if (isOn && switchAnimator.gameObject.activeInHierarchy) { switchAnimator.Play("On Instant"); }
+            else if (!isOn && switchAnimator.gameObject.activeInHierarchy) { switchAnimator.Play("Off Instant"); }
+        }
+
+        public void OnPointerEnter(PointerEventData eventData)
+        {
+            if (enableSwitchSounds && useHoverSound && switchButton.interactable)
+            {
+                soundSource.PlayOneShot(hoverSound);
+            }
+        }
+
+        IEnumerator DisableAnimator()
+        {
+            yield return new WaitForSecondsRealtime(0.5f);
+            switchAnimator.enabled = false;
+        }
+    }
+}