Scene Graph
Tenim bàsicament dos tipus de grafs de nodes: Group i Region.
Group
Group root = new Group();
ObservableList list = root.getChildren();
list.add(nodeObject1);
Scene scene = new Scene(root);
primaryStage.setScene(scene);
Region
StackPane pane = new StackPane();
ObservableList list = pane.getChildren();
list.add(nodeObject1);
Scene scene = new Scene(root);
primaryStage.setScene(scene);