When playing an animation in reverse, if it reached the first frame and had to repeat, it would then jump to the frame before the final frame and carry on, skipping out the final frame.

Author: photonstorm

src/animations/Animation.js

@@ -197,8 +197,11 @@ var Animation = new Class({
 
         this.calculateDuration(this, this.getTotalFrames(), this.duration, this.frameRate);
 
-        this.manager.on(Events.PAUSE_ALL, this.pause, this);
-        this.manager.on(Events.RESUME_ALL, this.resume, this);
+        if (this.manager.on)
+        {
+            this.manager.on(Events.PAUSE_ALL, this.pause, this);
+            this.manager.on(Events.RESUME_ALL, this.resume, this);
+        }
     },
 
     /**
@@ -619,7 +622,6 @@ var Animation = new Class({
         if (frame.isFirst)
         {
             //  We're at the start of the animation
-
             if (component.yoyo)
             {
                 this.handleYoyoFrame(component, true);
@@ -628,8 +630,6 @@ var Animation = new Class({
             {
                 if (component.inReverse && !component.forward)
                 {
-                    component.currentFrame = this.getLastFrame();
-
                     this.repeatAnimation(component);
                 }
                 else
@@ -896,8 +896,11 @@ var Animation = new Class({
     {
         this.removeAllListeners();
 
-        this.manager.off(Events.PAUSE_ALL, this.pause, this);
-        this.manager.off(Events.RESUME_ALL, this.resume, this);
+        if (this.manager.off)
+        {
+            this.manager.off(Events.PAUSE_ALL, this.pause, this);
+            this.manager.off(Events.RESUME_ALL, this.resume, this);
+        }
 
         this.manager.remove(this.key);