SKSprite.Update C# (CSharp) Method

    void Update()
    {
        if( currentAnimation != null )
        {
            if( currentAnimation.tick( Time.deltaTime ) )
            {
                // animation done. handle the completion rule
                switch( currentAnimation.animationState.completeRule )
                {
                    case SKSpriteAnimationState.CompleteRule.DestorySprite:
                        Destroy( gameObject );
                        break;
                    case SKSpriteAnimationState.CompleteRule.HideSprite:
                        renderer.enabled = false;
                        break;
                    case SKSpriteAnimationState.CompleteRule.RevertToOriginalSprite:
                        setUVs( spriteSheet.textureInfoForImage( sourceImageName ).uvRect );
                        break;
                }

                currentAnimation = null;
            }
        }
    }