EXAM 2 Traffic Lights

package trafficLigths;

/*
 * Name: Lu Liu
 * Date: 4/7/2016
 * Course Number: CSC-112
 * Course Name: Intermediate Topics in Java Programming
 * Email: lliu0001@student.stcc.edu
 *
 * Assignment: Exam 2
 * Programe Description:
 * Traffic Lights
 */
import com.sun.javafx.geom.Rectangle;

import javafx.application.Application;
import javafx.stage.Stage;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.geometry.Insets;
import javafx.geometry.Pos;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.CheckBox;
import javafx.scene.control.RadioButton;
import javafx.scene.control.ToggleGroup;
import javafx.scene.image.ImageView;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.HBox;
import javafx.scene.layout.Pane;
import javafx.scene.layout.VBox;
import javafx.scene.paint.Color;
import javafx.scene.shape.Circle;
import javafx.scene.text.Font;
import javafx.scene.text.FontPosture;
import javafx.scene.text.FontWeight;
import javafx.scene.text.Text;

public class TrafficLights 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(getPane(), 300, 150);
		primaryStage.setTitle("Traffic Lights"); // Set the stage title
		primaryStage.setScene(scene); // Place the scene in the stage
		primaryStage.show(); // Display the stage
	}

	/**
	 * The main method is only needed for the IDE with limited JavaFX support.
	 * Not needed for running from the command line.
	 */
	public static void main(String[] args) {
		launch(args);
	}

	public BorderPane getPane() {

		// create a HBox for the buttons
		HBox paneForRadioButtons = new HBox(20);
		paneForRadioButtons.setPadding(new Insets(5, 5, 5, 5));
		paneForRadioButtons.setStyle("-fx-border-color: green");
		paneForRadioButtons.setStyle("-fx-border-width: 2px; -fx-border-color: green");
		RadioButton rbRed = new RadioButton("Red");
		RadioButton rbYellow = new RadioButton("Yellow");
		RadioButton rbGreen = new RadioButton("Green");
		paneForRadioButtons.getChildren().addAll(rbRed, rbYellow, rbGreen);

		// create a VBox for the lights
		VBox paneForLights = new VBox();
		paneForLights.setPadding(new Insets(10, 5, 50, 130));
		Circle c1 = new Circle(10, 70, 10, Color.RED);
		c1.setStroke(Color.BLACK);
		Circle c2 = new Circle(10, 30, 10, Color.WHITE);
		c2.setStroke(Color.BLACK);
		Circle c3 = new Circle(10, 50, 10, Color.WHITE);
		c3.setStroke(Color.BLACK);
		paneForLights.getChildren().addAll(c1, c2, c3);

		// create a BorderPane for the VBox and HBox
		BorderPane pane = new BorderPane();
		pane.setBottom(paneForRadioButtons);
		pane.setCenter(paneForLights);

		ToggleGroup group = new ToggleGroup();
		rbRed.setToggleGroup(group);
		rbYellow.setToggleGroup(group);
		rbGreen.setToggleGroup(group);

		rbRed.setOnAction(e -> {
			if (rbRed.isSelected()) {
				c1.setFill(Color.RED);
				c2.setFill(Color.WHITE);
				c3.setFill(Color.WHITE);
			}
		});

		rbYellow.setOnAction(e -> {
			if (rbYellow.isSelected()) {
				c2.setFill(Color.YELLOW);
				c1.setFill(Color.WHITE);
				c3.setFill(Color.WHITE);
			}
		});

		rbGreen.setOnAction(e -> {
			if (rbGreen.isSelected()) {
				c3.setFill(Color.GREEN);
				c1.setFill(Color.WHITE);
				c2.setFill(Color.WHITE);
			}
		});

		return pane;
	}

}