import javafx.application.Application;
import javafx.stage.Stage;
import javafx.scene.Scene;
import javafx.scene.paint.Color;
import javafx.scene.text.Text;
import javafx.scene.text.Font;
import javafx.scene.layout.Pane;
import javafx.scene.layout.HBox;
import javafx.scene.layout.VBox;
import javafx.scene.layout.GridPane;
import javafx.scene.layout.StackPane;
import javafx.scene.shape.Rectangle;

public class Tall extends Application {

    @Override
    public void start(Stage stage) {
        GridPane root = new GridPane();

        int teller = 0;
        for (int i = 0; i < 3; i++) {
            for (int j = 0; j < 3; j++) {
                teller++;

                Rectangle rect = new Rectangle(40, 40, Color.SKYBLUE);
                rect.setStroke(Color.BLACK);

                Text text = new Text(teller + "");
                text.setFont(new Font(30));

                StackPane sp = new StackPane(rect, text);

                root.add(sp, j, i);
            }
        }

        Scene scene = new Scene(root);
        stage.setScene(scene);
        stage.setTitle("V?rt program");
        stage.show();
    }
}