     }
 
     /**
-     *
+     *  Sets the x coordinate for the transform center of the component.
+     * 
+     *  <p>When this component is the target of a Spark transform effect, 
+     *  you can override this property by setting 
+     *  the <code>AnimateTransform.autoCenterTransform</code> property.
+     *  If <code>autoCenterTransform</code> is <code>false</code>, the transform
+     *  center is determined by the <code>transformX</code>,
+     *  <code>transformY</code>, and <code>transformZ</code> properties
+     *  of the effect target.
+     *  If <code>autoCenterTransform</code> is <code>true</code>, 
+     *  the effect occurs around the center of the target, 
+     *  <code>(width/2, height/2)</code>.</p>
+     *
+     *  <p>Seeting this property on the Spark effect class 
+     *  overrides the setting on the target component.</p>
+     *  
+     *  @see spark.effects.AnimateTransform#autoCenterTransform 
+     *  @see spark.effects.AnimateTransform#transformX 
      *  
      *  @langversion 3.0
      *  @playerversion Flash 9

    mx_internal var _owner:DisplayObjectContainer;

    /**
     *  @inheritDoc
     *  
     *  @langversion 3.0
     *  @playerversion Flash 9

        return LayoutElementUIComponentUtils.getMinBoundsWidth(this,postLayoutTransform? nonDeltaLayoutMatrix():null);
    }

    /**
     *  @inheritDoc
     *  
     *  @langversion 3.0
     *  @playerversion Flash 9
     *  @playerversion AIR 1.1
     *  @productversion Flex 3
     */
    public function getMinBoundsHeight(postLayoutTransform:Boolean=true):Number
    {
        return LayoutElementUIComponentUtils.getMinBoundsHeight(this,postLayoutTransform? nonDeltaLayoutMatrix():null);
