Plotting HELLO string Program Plan: Filename: “HelloComponent.java” Import the required header files in the program. Declare the “HelloComponent” class that extends from the “JComponent” class. Define the “paintComponent” method. Create an object for “Graphics2D” class. Create an object for “LetterH” class and pass the values to the class. Draw the “H” letter. Create an object for “LetterE” class and pass the values to the class. Draw the “E” letter. Create an object for “LetterL” class and pass the values to the class. Draw the “L” letter. Create an object for “LetterL” class and pass the values to the class. Draw the “L” letter. Create an object for “LetterO” class and pass the values to the class. Draw the “O” letter. Filename: “HelloViewer.java” Import the required packages. Declare the class “HelloViewer”. Declare the “main ()” method. Create an object for “JFrame” class. Set the window size. Set the window title. Close the window. Create an object for “HelloComponent” class. Add the component to the class. Set the window as visible. Filename: “LetterE.java” Import the required header files in the program. Declare the “LetterE” class. Declare the required variables. Define the constructor. Set the values to the declared variables. Define the “draw” method. Declare the required variables. Create the objects for “Line2D” class and pass the values to draw the horizontal lines in “E” letter. Create an object for “Line2D” class and pass the values to draw the vertical line in the “E” letter. Draw the “E” letter by calling the “draw” method with the different objects. Filename: “LetterL.java” Import the required header files in the program. Declare the “LetterL” class. Declare the required variables. Define the constructor. Set the values to the declared variables. Define the “draw” method. Create the objects for “Point2D” class and pass the different values to draw the “L” letter. Create an object for “Line2D” class and pass the values to draw the horizontal line in “L” letter. Create an object for “Line2D” class and pass the values to draw the vertical line in the “L” letter. Draw the “L” letter by calling the “draw” method with the different objects. Filename: “LetterH.java” Import the required header files in the program. Declare the “LetterH” class. Declare the required variables. Define the constructor. Set the values to the declared variables. Define the “draw” method. Declare the required variables. Create the objects for “Line2D” class and pass the values to draw the vertical lines in “H” letter. Create an object for “Line2D” class and pass the values to draw the horizontal line in the “H” letter. Draw the “H” letter by calling the “draw” method with the different objects. Filename: “LetterO.java” Import the required header files in the program. Declare the “LetterO” class. Declare the required variables. Define the constructor. Set the values to the declared variables. Define the “draw” method. Declare the required variables. Create an object for “Ellipse2D” class and pass the values to draw the “O” letter. Draw the “O” letter by calling the “draw” method with the object.

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Chapter 10, Problem 8PP

Program Plan Intro

Plotting HELLO string

Program Plan:

Filename: “HelloComponent.java”

Import the required header files in the program.

Declare the “HelloComponent” class that extends from the “JComponent” class.

Define the “paintComponent” method.

Create an object for “Graphics2D” class.

Create an object for “LetterH” class and pass the values to the class.

Draw the “H” letter.

Create an object for “LetterE” class and pass the values to the class.

Draw the “E” letter.

Create an object for “LetterL” class and pass the values to the class.

Draw the “L” letter.

Create an object for “LetterL” class and pass the values to the class.

Draw the “L” letter.

Create an object for “LetterO” class and pass the values to the class.

Draw the “O” letter.

Filename: “HelloViewer.java”

Import the required packages.

Declare the class “HelloViewer”.

Declare the “main ()” method.

Create an object for “JFrame” class.

Set the window size.

Set the window title.

Close the window.

Create an object for “HelloComponent” class.

Add the component to the class.

Set the window as visible.

Filename: “LetterE.java”

Import the required header files in the program.

Declare the “LetterE” class.

Declare the required variables.

Define the constructor.

Set the values to the declared variables.

Define the “draw” method.

Declare the required variables.

Create the objects for “Line2D” class and pass the values to draw the horizontal lines in “E” letter.

Create an object for “Line2D” class and pass the values to draw the vertical line in the “E” letter.

Draw the “E” letter by calling the “draw” method with the different objects.

Filename: “LetterL.java”

Import the required header files in the program.

Declare the “LetterL” class.

Declare the required variables.

Define the constructor.

Set the values to the declared variables.

Define the “draw” method.

Create the objects for “Point2D” class and pass the different values to draw the “L” letter.

Create an object for “Line2D” class and pass the values to draw the horizontal line in “L” letter.

Create an object for “Line2D” class and pass the values to draw the vertical line in the “L” letter.

Draw the “L” letter by calling the “draw” method with the different objects.

Filename: “LetterH.java”

Import the required header files in the program.

Declare the “LetterH” class.

Declare the required variables.

Define the constructor.

Set the values to the declared variables.

Define the “draw” method.

Declare the required variables.

Create the objects for “Line2D” class and pass the values to draw the vertical lines in “H” letter.

Create an object for “Line2D” class and pass the values to draw the horizontal line in the “H” letter.

Draw the “H” letter by calling the “draw” method with the different objects.

Filename: “LetterO.java”

Import the required header files in the program.

Declare the “LetterO” class.

Declare the required variables.

Define the constructor.

Set the values to the declared variables.

Define the “draw” method.

Declare the required variables.

Create an object for “Ellipse2D” class and pass the values to draw the “O” letter.

Draw the “O” letter by calling the “draw” method with the object.

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