Program Explanation Program: Exercise.java: //import the required packages import java.util.ArrayList; import java.util.List; import javafx.application.Application; import javafx.scene.Scene; import javafx.scene.layout.Pane; import javafx.scene.paint.Color; import javafx.scene.shape.Rectangle; import javafx.stage.Stage; //new class gets defined public class Exercise extends Application { // new rectangles are defined in the list private List<MyRectangle> rectangles = new ArrayList<>(); @Override //method start gets overidden in the application class public void start(Stage primaryStage) { // new scene gets created and placed on the stage Scene scene = new Scene(new RectanglePane(), 450, 350); //title of the stage is set primaryStage.setTitle("Exercise28_23"); //the scene gets placed on the stage primaryStage.setScene(scene); // the stage gets displayed primaryStage.show(); } //main method public static void main(String[] args) { //initialize the calls launch(args); } //new rectangle pane gets defined class RectanglePane extends Pane { //new rectangle pane gets defined public RectanglePane() { //action event for the mouse gets defined setOnMouseClicked(e -> { //condition to validate the rectangle gets defined if (!isInsideARectangle(e.getX(), e.getY())) { // rectangle gets added rectangles.add(new MyRectangle(e.getX(), e.getY())); //call the method repaint(); } }); } //method defintion to validate the rectangle private boolean isInsideARectangle(double x, double y) { //loop that iterates for the rectangles given for (MyRectangle rectangle : rectangles) { //condition to validate the list if (rectangle.contains(x, y)) { //return true return true; } } //return false return false; } //define the method repaint public void repaint() { //condition to validate the size of the rectangle if (rectangles.size() == 0) { //return nothing return; } // new edge gets defined List<Edge> edges = new ArrayList<>(); //loop that iterates for the number of rectangles present for (int i = 0; i < rectangles.size(); i++) { //loop that iterates for the rectangles present for (int j = i + 1; j < rectangles...

Introduction to Java Programming and Data Structures, Comprehensive Version Plus MyProgrammingLab with Pearson EText -- Access Card Package

11th Edition

ISBN: 9780134694511

Author: Liang, Y. Daniel

Publisher: Pearson Education Canada

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Introduction to Java Programming and Data Structures, Comprehensive Version Plus MyProgrammingLab with Pearson EText -- Access Card Package

Chapter 28.2, Problem 28.2.1CP Chapter 28.2, Problem 28.2.2CP Chapter 28.2, Problem 28.2.3CP Chapter 28.2, Problem 28.2.4CP Chapter 28.3, Problem 28.3.1CP Chapter 28.3, Problem 28.3.2CP Chapter 28.4, Problem 28.4.1CP Chapter 28.4, Problem 28.4.2CP Chapter 28.4, Problem 28.4.3CP Chapter 28.4, Problem 28.4.4CP

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