diff -r cb178c197204 javafx-ui-common/src/javafx/scene/Node.java
--- a/javafx-ui-common/src/javafx/scene/Node.java	Mon Dec 24 12:30:27 2012 -0800
+++ b/javafx-ui-common/src/javafx/scene/Node.java	Thu Dec 27 20:08:32 2012 -0800
@@ -3957,7 +3957,11 @@
             } else {
                 // Mirror a leaf node
                 if (hasMirroring()) {
-                    double xOffset = impl_getPivotX();
+                    double xOffset2 = impl_getPivotX();
+                    BaseBounds bounds = TempState.getInstance().bounds;
+                    bounds = getGeomBounds(bounds,
+                                               BaseTransform.IDENTITY_TRANSFORM);
+                    double xOffset = bounds.getMinX() + bounds.getWidth()/2;  
                     localToParentTx.translate(xOffset, 0, 0);
                     localToParentTx.scale(-1, 1);
                     localToParentTx.translate(-xOffset, 0, 0);