Complete the TrafficLightComponent class to draw a traffic light such as this one. The rectangle should have width 50, and the gap between the circles should be ten pixels tall. Before you start programming, be sure to make a sketch TrafficLightComponent.java 1 import java.awt.Color; 2 import java. awt.Graphics; 3 import javax.swing.JComponent; 4 5 public class TrafficLightComponent extends JComponent public void paintComponent(Graphics g) { 7 } 11 } 10 TrafficLightViewer.java 1 import javax.swing.*; 2 3 public class TrafficLightViewer 4 { public static void main(String[] args) { JFrame frame = new JFrame( ); 7 8. frame.setSize(300, 400); frame.setTitle("Two traffic lights"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); 9 10 11 12 13 14 TrafficLightComponent component = new TrafficLightComponent(); frame.add(component); 15 frame.setVisible(true); } 16 17 18 }
Complete the TrafficLightComponent class to draw a traffic light such as this one. The rectangle should have width 50, and the gap between the circles should be ten pixels tall. Before you start programming, be sure to make a sketch TrafficLightComponent.java 1 import java.awt.Color; 2 import java. awt.Graphics; 3 import javax.swing.JComponent; 4 5 public class TrafficLightComponent extends JComponent public void paintComponent(Graphics g) { 7 } 11 } 10 TrafficLightViewer.java 1 import javax.swing.*; 2 3 public class TrafficLightViewer 4 { public static void main(String[] args) { JFrame frame = new JFrame( ); 7 8. frame.setSize(300, 400); frame.setTitle("Two traffic lights"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); 9 10 11 12 13 14 TrafficLightComponent component = new TrafficLightComponent(); frame.add(component); 15 frame.setVisible(true); } 16 17 18 }
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Question
![Complete the TrafficLightComponent class to draw a traffic light such as this one.
The rectangle should have width 50, and the gap between the circles should be ten pixels tall. Before you start programming, be sure to make a sketch
TrafficLightComponent.java
1 import java.awt.Color;
2 import java. awt.Graphics;
3 import javax.swing.JComponent;
4
5 public class TrafficLightComponent extends JComponent
public void paintComponent(Graphics g)
{
7
}
11 }
10
TrafficLightViewer.java
1 import javax.swing.*;
2
3 public class TrafficLightViewer
4 {
public static void main(String[] args)
{
JFrame frame = new JFrame( );
7
8.
frame.setSize(300, 400);
frame.setTitle("Two traffic lights");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
9
10
11
12
13
14
TrafficLightComponent component = new TrafficLightComponent();
frame.add(component);
15
frame.setVisible(true);
}
16
17
18 }](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3200e892-7b83-4670-8aa5-c4c84f2a6adb%2Fb6a497a3-bb8b-45e4-8f3e-4a6110bd7c7f%2F0rwrd2.png&w=3840&q=75)
Transcribed Image Text:Complete the TrafficLightComponent class to draw a traffic light such as this one.
The rectangle should have width 50, and the gap between the circles should be ten pixels tall. Before you start programming, be sure to make a sketch
TrafficLightComponent.java
1 import java.awt.Color;
2 import java. awt.Graphics;
3 import javax.swing.JComponent;
4
5 public class TrafficLightComponent extends JComponent
public void paintComponent(Graphics g)
{
7
}
11 }
10
TrafficLightViewer.java
1 import javax.swing.*;
2
3 public class TrafficLightViewer
4 {
public static void main(String[] args)
{
JFrame frame = new JFrame( );
7
8.
frame.setSize(300, 400);
frame.setTitle("Two traffic lights");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
9
10
11
12
13
14
TrafficLightComponent component = new TrafficLightComponent();
frame.add(component);
15
frame.setVisible(true);
}
16
17
18 }
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