double[] zoomLevels;
super.configureGraphicalViewer();
GraphicalViewer viewer = getGraphicalViewer();
viewer.setEditPartFactory(new RecordPartFactory());
ScalableFreeformRootEditPart rootEditPart = new ScalableFreeformRootEditPart();
viewer.setRootEditPart(rootEditPart);
ZoomManager manager = rootEditPart.getZoomManager();