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 float MotionTimeScale = 1f;
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public static List<string> AttackMotionList = new List<string>
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{
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MotionName.attack.ToString().ToLower(),
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MotionName.angerSkill.ToString().ToLower(),
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MotionName.passiveSkill.ToString().ToLower(),
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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<string> 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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spineAnimationState.TimeScale = MotionTimeScale;
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skeletonGraphic.timeScale = MotionTimeScale;
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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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BattleDebug.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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trackEntryCompleteDict.Clear();
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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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public Spine.TrackEntry PlaySkillAnimation(SkillConfig skillConfig, SkillBase skillBase, Action _onComplete = null)
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{
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// 参数校验
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if (skillConfig == null)
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{
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BattleDebug.LogError("技能配置为空，无法播放技能动画");
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return null;
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}
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if (spineAnimationState == null || skeleton == null)
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{
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BattleDebug.LogError("SkeletonGraphic或AnimationState未初始化，无法播放技能动画");
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return null;
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}
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Spine.Animation anim = skeleton.Data.FindAnimation(skillConfig.SkillMotionName);
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if (null == anim)
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{
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for (int i = 0; i < skeleton.Data.Animations.Count; i++)
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{
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var skeletonAnim = skeleton.Data.Animations.Items[i];
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if (skeletonAnim.Name.ToLower() == skillConfig.SkillMotionName.ToLower())
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{
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anim = skeletonAnim;
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// 找到动画
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break;
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}
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}
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}
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// 获取动画
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if (anim == null)
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{
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BattleDebug.LogError($"找不到动画: {skillConfig.SkillMotionName}");
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_onComplete?.Invoke();
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return null;
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}
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// 关键帧参数
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float fps = BattleConst.skillMotionFps;
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float middleBeginTime = skillConfig.StartupFrames / fps;
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int loopCount = skillConfig.LoopCount;
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int[] activeFrames = skillConfig.ActiveFrames;
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int activeFrameCount = activeFrames.Length;
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float recoveryFrameTime = skillConfig.RecoveryFrames / fps;
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// 播放动画
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var skillTrackEntry = spineAnimationState.SetAnimation(0, anim, false);
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currentTrackEntry = skillTrackEntry;
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// 事件状态
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int curLoop = 0;
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bool isFinish = false;
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bool beginPhaseTriggered = false;
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bool finalFrameStarted = false;
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bool finalFrameEnded = false;
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bool middleFrameStarted = false;
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bool[] triggeredActiveFrame = new bool[activeFrameCount];
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// 技能开始
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skillBase.OnSkillStart();
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// 动画帧更新处理
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Spine.Unity.UpdateBonesDelegate updateLocalHandler = null;
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updateLocalHandler = (ISkeletonAnimation animated) =>
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{
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if (isFinish) return;
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float trackTime = skillTrackEntry.TrackTime;
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// 前摇结束（只触发一次）
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if (!beginPhaseTriggered && trackTime >= middleBeginTime && curLoop == 0)
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{
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beginPhaseTriggered = true;
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skillBase.OnStartSkillFrameEnd();
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}
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// 中摇开始（每轮loop的开始，只触发一次）
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if (!middleFrameStarted && trackTime >= middleBeginTime && curLoop <= loopCount)
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{
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middleFrameStarted = true;
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skillBase.OnMiddleFrameStart(curLoop);
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}
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// 多段攻击帧触发
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for (int hitIndex = 0; hitIndex < activeFrameCount; hitIndex++)
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{
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float activeFrameTime = activeFrames[hitIndex] / fps;
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if (!triggeredActiveFrame[hitIndex] && trackTime >= activeFrameTime)
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{
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skillBase.OnMiddleFrameEnd(curLoop, hitIndex);
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triggeredActiveFrame[hitIndex] = true;
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}
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}
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// 判断是否所有activeFrame都已触发，准备进入下一轮loop
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bool allTriggered = true;
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for (int i = 0; i < activeFrameCount; i++)
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{
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if (!triggeredActiveFrame[i])
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{
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allTriggered = false;
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break;
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}
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}
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// 进入下一轮loop
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if (allTriggered && curLoop < loopCount)
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{
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curLoop++;
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Array.Clear(triggeredActiveFrame, 0, activeFrameCount);
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middleFrameStarted = false;
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if (curLoop < loopCount)
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{
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// 重新设置到第一次的中摇时间
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skillTrackEntry.TrackTime = middleBeginTime;
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beginPhaseTriggered = false;
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}
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else
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{
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finalFrameStarted = false;
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finalFrameEnded = false;
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// 收尾阶段由后续逻辑处理
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}
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}
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// 收尾阶段：OnFinalFrameStart 和 OnFinalFrameEnd
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if (curLoop >= loopCount)
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{
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if (!finalFrameStarted && trackTime >= recoveryFrameTime)
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{
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finalFrameStarted = true;
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skillBase.OnFinalFrameStart();
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}
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if (finalFrameStarted && !finalFrameEnded && trackTime >= recoveryFrameTime)
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{
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finalFrameEnded = true;
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skillBase.OnFinalFrameEnd();
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skeletonGraphic.UpdateLocal -= updateLocalHandler;
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isFinish = true;
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}
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}
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};
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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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skeletonGraphic.UpdateLocal += updateLocalHandler;
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return skillTrackEntry;
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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.ToLower();
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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().ToLower())
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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(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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spineAnimationState.TimeScale = 0f;
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skeletonGraphic.timeScale = 0f;
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}
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public virtual void Resume()
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{
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spineAnimationState.TimeScale = MotionTimeScale;
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skeletonGraphic.timeScale = MotionTimeScale;
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}
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public void HaveRest()
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{
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trackEntryCompleteDict.Clear();
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PlayAnimation(MotionName.idle, true);
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}
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#endregion
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}
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