修复倒播动画的问题

Assets/Resources/PointQuestion/Point3D.prefab

@@ -73,7 +73,7 @@ SpriteRenderer:
   m_LightmapParameters: {fileID: 0}
   m_SortingLayerID: 0
   m_SortingLayer: 0
-  m_SortingOrder: 0
+  m_SortingOrder: 1
   m_Sprite: {fileID: 21300000, guid: 700820383005de14fba6008141269066, type: 3}
   m_Color: {r: 1, g: 1, b: 1, a: 1}
   m_FlipX: 0

Assets/Scripts/Actions/AnimationAction.cs

@@ -1,3 +1,4 @@
+using DG.Tweening;
 using System;
 using System.Collections.Generic;
 using UnityEngine;
@@ -81,12 +82,29 @@ namespace QFramework
                         {
                             float.TryParse(speed, out curSpeed);
                         }
-                        anim[animName].speed = curSpeed;
-                        anim.Play(animName);
-                        if (anim[animName].wrapMode== WrapMode.Loop)
+
+                        if (curSpeed < 0)
                         {
-                            this.Finish();
+                            anim.Play(animName);
+                            anim[animName].normalizedTime = 1;
+                            DOTween.To(() => anim[animName].normalizedTime, v => anim[animName].normalizedTime = v, 0, anim[animName].length / Math.Abs(curSpeed)).onComplete = () =>
+                            {
+                                anim.Stop();
+                            };
                         }
+                        else
+                        {
+                            anim[animName].speed = curSpeed;
+
+                            anim.Play(animName);
+
+                            if (anim[animName].wrapMode == WrapMode.Loop)
+                            {
+                                this.Finish();
+                            }
+                        }
+
+
                     }
                 }
                 catch (Exception)