using System;
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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using Spine.Unity;
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using Cysharp.Threading.Tasks;
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/// <summary>
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/// 角色动画基类，处理所有与动画相关的功能
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/// </summary>
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public class MotionBase
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{
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public static List<string> AttackMotionList = new List<string>
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{
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MotionName.attack.ToString(),
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MotionName.angerSkill.ToString(),
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MotionName.passiveSkill.ToString(),
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};
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private Dictionary<Spine.TrackEntry, Action> trackEntryCompleteDict = new Dictionary<Spine.TrackEntry, Action>();
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// 动画事件
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public Action OnAttackAnimationComplete;
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public Action OnHitAnimationComplete;
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public Action<MotionName> onAnimationComplete;
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#region 组件引用
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protected SkeletonGraphic skeletonGraphic;
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protected Spine.AnimationState spineAnimationState;
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protected Spine.Skeleton skeleton;
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#endregion
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#region 动画设置
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// 动画混合时间
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protected float defaultMixDuration = 0f;
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#endregion
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private Spine.TrackEntry currentTrackEntry;
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#region 初始化方法
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/// <summary>
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/// 初始化动画组件
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/// </summary>
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/// <param name="skeletonGraphic">骨骼动画组件</param>
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public virtual void Init(SkeletonGraphic skeletonGraphic)
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{
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this.skeletonGraphic = skeletonGraphic;
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if (skeletonGraphic != null)
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{
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spineAnimationState = skeletonGraphic.AnimationState;
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skeleton = skeletonGraphic.Skeleton;
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// 设置动画混合时间
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if (spineAnimationState != null)
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{
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spineAnimationState.Data.DefaultMix = defaultMixDuration;
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}
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// 播放默认动画
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PlayAnimation(MotionName.idle, true);
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// 设置动画事件监听
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SetupAnimationHandlers();
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}
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else
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{
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Debug.LogError("缺少SkeletonGraphic组件!");
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}
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}
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public virtual void Release()
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{
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if (spineAnimationState != null)
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{
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spineAnimationState.Complete -= OnAnimationComplete;
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spineAnimationState.ClearTracks();
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spineAnimationState = null;
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}
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skeletonGraphic = null;
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skeleton = null;
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currentTrackEntry = null;
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}
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#endregion
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#region 动画控制
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/// <summary>
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/// 播放指定动画
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/// </summary>
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/// <param name="motionName">动画枚举</param>
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/// <param name="loop">是否循环</param>
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/// <param name="_onComplete">动画播放完成回调</param>
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/// <returns>动画轨道条目</returns>
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public virtual Spine.TrackEntry PlayAnimation(MotionName motionName, bool loop, Action _onComplete = null)
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{
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if (spineAnimationState == null) return null;
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// 如果当前动画未完成
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if (currentTrackEntry != null && !currentTrackEntry.IsComplete)
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{
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if (trackEntryCompleteDict.TryGetValue(currentTrackEntry, out var __onComplete))
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{
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__onComplete?.Invoke();
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trackEntryCompleteDict.Remove(currentTrackEntry);
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}
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currentTrackEntry = null;
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}
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// 直接使用 ToString() 而不是调用 GetAnimationName
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currentTrackEntry = spineAnimationState.SetAnimation(0, motionName.ToString(), loop);
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// 绑定回调
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if (_onComplete != null && currentTrackEntry != null)
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{
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trackEntryCompleteDict[currentTrackEntry] = _onComplete;
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}
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return currentTrackEntry;
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}
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/// <summary>
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/// 设置动画事件监听
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/// </summary>
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protected virtual void SetupAnimationHandlers()
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{
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if (spineAnimationState == null) return;
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// 监听动画完成事件
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spineAnimationState.Complete += OnAnimationComplete;
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}
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/// <summary>
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/// 动画完成事件处理
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/// </summary>
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protected virtual void OnAnimationComplete(Spine.TrackEntry trackEntry)
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{
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string animation = trackEntry.Animation.Name;
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// 攻击动画完成后恢复到待机状态
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if (AttackMotionList.Contains(animation))
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{
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OnAttackAnimationComplete?.Invoke();
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PlayAnimation(MotionName.idle, true);
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}
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// 受伤动画完成后恢复到待机状态 可能触发多次 因为有多段攻击的存在
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else if (animation == MotionName.hit.ToString())
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{
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OnHitAnimationComplete?.Invoke();
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PlayAnimation(MotionName.idle, true);
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}
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onAnimationComplete?.Invoke((MotionName)Enum.Parse(typeof(MotionName), animation));
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// 只调用本次TrackEntry的回调
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if (trackEntryCompleteDict.TryGetValue(trackEntry, out var cb))
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{
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cb?.Invoke();
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trackEntryCompleteDict.Remove(trackEntry);
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}
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}
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public virtual void Run()
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{
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}
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public virtual void Pause()
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{
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if (currentTrackEntry != null)
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currentTrackEntry.TimeScale = 0f;
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}
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public virtual void Resume()
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{
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if (currentTrackEntry != null)
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currentTrackEntry.TimeScale = 1f;
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}
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#endregion
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}
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