Calculator Program plan: Bar.java Create a class named “Bar”. Inside the class, Define the required variables. Set the height. Define the “Bar ()” method. Assign the values. Define the “draw ()” method. Create the object. Define and declare the required variables. Draw the box Set the color Draw the label. Set the color of the label. ChartComponent.java Create a class named “ChartComponent”. Inside the class, Define the required variables. Set the height. Define the “ChartComponent ()” method. Initialize the array Assign the values. Define the “append ()” method. Add the labels Condition to compare the values. Call the method to draw Define the “paintComponent ()” method. Define the required varaibles Calculate the scale value Loop that iterates to create bar chart. SavingsCalculatorFrame.java: Create a class named “SavingsCalculatorFrame”. Inside the class, Define the required components. Set the width and height of the frame. Set the width and height of the chart Define the “SavingsCalculatorFrame ()” method. Set the frame size Create the control panel. Define the “createControlPanel ()” method. Define the required fields. Create the panel Add the labels to the components. Add the button Add the scroll pane Return the panel. Define the method “createCalculateButton ()” and inside, Define the button Define the class “ButtonListener ()” and inside, Define the action listener method. Define the required variables. Loop that iterates to calculate the interest,balance. Append the values obtained ChartViewer.java Create a class named “ChartViewer”. Inside the class, Define the “main()” method Define the frame Set the close operation Set the title Set the visibility.

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Chapter 10, Problem 13PE

Program Plan Intro

Calculator

Program plan:

Bar.java

Create a class named “Bar”. Inside the class,

Define the required variables.

Set the height.

Define the “Bar ()” method.

Assign the values.

Define the “draw ()” method.

Create the object.

Define and declare the required variables.

Draw the box

Set the color

Draw the label.

Set the color of the label.

ChartComponent.java

Create a class named “ChartComponent”. Inside the class,

Define the required variables.

Set the height.

Define the “ChartComponent ()” method.

Initialize the array

Assign the values.

Define the “append ()” method.

Add the labels

Condition to compare the values.

Call the method to draw

Define the “paintComponent ()” method.

Define the required varaibles

Calculate the scale value

Loop that iterates to create bar chart.

SavingsCalculatorFrame.java:

Create a class named “SavingsCalculatorFrame”. Inside the class,

Define the required components.

Set the width and height of the frame.

Set the width and height of the chart

Define the “SavingsCalculatorFrame ()” method.

Set the frame size

Create the control panel.

Define the “createControlPanel ()” method.

Define the required fields.

Create the panel

Add the labels to the components.

Add the button

Add the scroll pane

Return the panel.

Define the method “createCalculateButton ()” and inside,

Define the button

Define the class “ButtonListener ()” and inside,

Define the action listener method.

Define the required variables.

Loop that iterates to calculate the interest,balance.

Append the values obtained

ChartViewer.java

Create a class named “ChartViewer”. Inside the class,

Define the “main()” method

Define the frame

Set the close operation

Set the title

Set the visibility.

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