BIG JAVA: LATE OBJECTS
BIG JAVA: LATE OBJECTS
2nd Edition
ISBN: 9781119626220
Author: Horstmann
Publisher: WILEY
Question
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Chapter 10, Problem 19PE
Program Plan Intro

Reimplement the program in Section 10.3.2

Program plan:

RectangleFrame.java:

  • Import required packages
  • Create a class named “RectangleFrame”. Inside the class,
    • Declare the required variables.
    • Definition of constructor “RectangleFrame()”.
      • Create an object for “RectangleComponent”.
      • Add the object to the frame.
      • Set the size of the frame.
      • Using lambda expression to define “ActionListenrer” object.
        • Call the method “moveRectablgeBy()”.
      • Assign the value to the delay.
      • Create an object for Timer.
      • Start the timer.

RectangleComponent.java

  • Import required packages
  • Create a class named “RectangleComponent”. Inside the class,
    • Declare the required variables.
    • Definition of “main()” method.
    • Create an object for “RectangleComponent()”.
      • Create an object for Rectangle.
    • Definition of method “paintComponent”.
      • Create an object for “Graphics2D”.
      • Call the method “Draw()”.
    • Definition of method “moveRectangleBy()”.
      • Set the dimensions to the box.
      • Call the “repaint()”

RectangleViewer.java:

  • Import required packages
  • Create a class named “RectangleViewer”. Inside the class,
    • Definition of “main()” method.
    • Create on object for “RectangleFrame()”.
    • Set the title to the frame.
    • Close the frame.
    • Set the visibility of the frame.

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Chapter 10 Solutions

BIG JAVA: LATE OBJECTS

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