Program to remove the first largest ball Program plan: Import the required packages into the program. In the Exercise20_09 class, In start() method, Create an object for buttons and HBox. Call addAll() method to add all buttons. Set the action adds or remove a ball. Pause and restart animation. Scroll bar used to control speed of animation. Set the maximum speed. Create a scene, put it into pane in stage, and display the stage. Define the MultipleBallPane class, Define the add() method to add the ball. Define the subtract() method to subtract the ball. Define the play() method to play the ball. Define the pause() method to pause the ball. Define the increaseSpeed() method to increase the speed. Define the decreaseSpeed() method to decrease the speed. Define the DoubleProperty() method to return the rate property. Define the moveBall() method to adjust the ball position and identify the collision. In the Ball class extends the Circle class. Declare the required variables. Define compareTo() method to return the value. In the main() method, Launch the project.

Question

Want to see the full answer?

Answer 1

Question

Chapter 20, Problem 20.9PE

Program Plan Intro

Program to remove the first largest ball

Program plan:

Import the required packages into the program.

In the Exercise20_09 class,

In start() method,

Create an object for buttons and HBox.

Call addAll() method to add all buttons.

Set the action adds or remove a ball.

Pause and restart animation.

Scroll bar used to control speed of animation.

Set the maximum speed.

Create a scene, put it into pane in stage, and display the stage.

Define the MultipleBallPane class,

Define the add() method to add the ball.

Define the subtract() method to subtract the ball.

Define the play() method to play the ball.

Define the pause() method to pause the ball.

Define the increaseSpeed() method to increase the speed.

Define the decreaseSpeed() method to decrease the speed.

Define the DoubleProperty() method to return the rate property.

Define the moveBall() method to adjust the ball position and identify the collision.

In the Ball class extends the Circle class.

Declare the required variables.

Define compareTo() method to return the value.

In the main() method,

Launch the project.

Expert Solution & Answer

Want to see the full answer?

Check out a sample textbook solution

See solution

Students have asked these similar questions

(Geometry: MyRectangle2D class) Define the MyRectangle2D class that contains: Two double data fields named x and y that specify the center of the rectangle with getter and setter methods. (Assume the rectangle sides are parallel to the x- or y-axis.) The data fields width and height with getter and setter methods. A no-arg constructor that creates a default rectangle with (0, 0) for (x, y) and 1 for both width and height. A Constructor that creates a rectangle with the specified x, y, width, and height. A method getArea() that returns the area of the rectangle. A method getPerimeter() that returns the perimeter of the rectangle. A method contains(double x, double y) that returns true if the specified point (x, y) is inside this rectangle (see Figure 10.24a ). A method contains(MyRectangle2D r) that returns true if the specified rectangle is inside this rectangle (see Figure 10.24b ). A method overlaps(MyRectangle2D r) that returns true if the specified rectangle overlaps with this…

(Convert decimals to fractions)Write a program that prompts the user to enter a decimal number and displays the number in a fraction.Hint: read the decimal number as a string, extract the integer part and fractional part from the string, and use the Rational class in LiveExample 13.13 to obtain a rational number for the decimal number. Use the template athttps://liveexample.pearsoncmg.com/test/Exercise13_19.txt The problem can not use BigInteger //Below is the Rational LiveExample 13.13 that goes with the problem/question; notice "long" instead of "BigInteger" class Rational extends Number implements Comparable<Rational> { // Data fields for numerator and denominator private long numerator = 0; private long denominator = 1; /** Construct a rational with default properties */ public Rational() { this(0, 1); } /** Construct a rational with specified numerator and denominator */ public Rational(long numerator, long denominator) { long gcd = gcd(numerator,…

(Intro to Java) Explain the answers to the below questions. include a written answer to the question using step-by-step explanation 1. Write a method called arrayTimesFive The method takes one array of doubles as a parameter It multiplies each element in the array by 5 and stores the result It returns nothing