(Display a 3 * 3 grid) Write a program that displays a 3 * 3 grid, as shown in Figure 14.47c. Use red color for vertical lines and blue for horizontals. The lines are automatically resized when the window is resized

/*********************************************************************************
* (Display a 3 * 3 grid) Write a program that displays a 3 * 3 grid, as shown in *
* Figure 14.47c. Use red color for vertical lines and blue for horizontals. The  *
* lines are automatically resized when the window is resized.                    *
*********************************************************************************/
import javafx.application.Application;
import javafx.scene.Scene;
import javafx.scene.paint.Color;
import javafx.scene.layout.Pane;
import javafx.scene.shape.Line;
import javafx.stage.Stage;

public class Exercise_14_16 extends Application {
	@Override // Override the start method in the Application class
	public void start(Stage primaryStage) {
		// Create a Scene and place it in the stage
		Scene scene = new Scene(new GridPane(), 200, 200);
		primaryStage.setTitle("Exercise_14_16"); // Set the stage title
		primaryStage.setScene(scene); // Place the scene in the stage
		primaryStage.show(); // Display the stage
	}
}

class GridPane extends Pane{
	public GridPane() {
		// Create four lines and set their properties
		Line line1 = new Line(0, 200 / 3, 200, 200 / 3);
		line1.startYProperty().bind(heightProperty().divide(3));
		line1.endYProperty().bind(heightProperty().divide(3));
		line1.endXProperty().bind(widthProperty());
		line1.setStroke(Color.BLUE);

		Line line2 = new Line();
		line2.startYProperty().bind(line1.startYProperty().multiply(2));
		line2.endYProperty().bind(line1.endYProperty().multiply(2));
		line2.endXProperty().bind(widthProperty());
		line2.setStroke(Color.BLUE);

		Line line3 = new Line(200 / 3, 0, 200 / 3, 200);
		line3.startXProperty().bind(widthProperty().divide(3));
		line3.endXProperty().bind(widthProperty().divide(3));
		line3.endYProperty().bind(heightProperty());
		line3.setStroke(Color.RED);

		Line line4 = new Line();
		line4.startXProperty().bind(line3.startXProperty().multiply(2));
		line4.endXProperty().bind(line3.endXProperty().multiply(2));
		line4.endYProperty().bind(heightProperty());
		line4.setStroke(Color.RED);

		// Place lines in pane
		getChildren().addAll(line1, line2, line3, line4); 
	}
}