import javafx.application.Application;
import javafx.geometry.NodeOrientation;
import javafx.stage.Stage;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.shape.Rectangle;
import javafx.scene.paint.Color;

public class GroupRTLTest extends Application {

    public static void main(String[] args) {
        Application.launch(GroupRTLTest.class, args);
    }

    public void start(Stage stage) {
        Group g = new Group();

        for (int i = 0; i < 5; i++) {
            Rectangle r = new Rectangle();
            r.setY(i * 20);
            r.setWidth(100);
            r.setHeight(10);
            r.setFill(Color.RED);
            g.getChildren().add(r);
        }
        Scene scene = new Scene(g, 90, 80);
        scene.setNodeOrientation(NodeOrientation.RIGHT_TO_LEFT);
        stage.setScene(scene);
        stage.show();
    }
}