September 2005
Beginner
576 pages
13h 6m
English
Content preview from SAMS Teach Yourself Programming with Java™ in 24 Hours, FOURTH EDITION
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Workshop: Follow the Bouncing Ball
This hour's workshop is an animation that definitely couldn't be replicated with an animated GIF file or any other non-programming alternative. You'll write a program that bounces a tennis ball around the screen in lazy arcs, bouncing off the sides of the panel that contains the animation. Though a few laws of physics will be broken along the way, you'll learn one way to move an image file around the screen.
Create a new file in your word processor called BouncePanel.java, and enter the text of Listing 24.3 into it. Save and compile the file when you're done.
Listing 24.3. The Full Text of BouncePanel.java
1: import java.awt.*; 2: import javax.swing.*; 3: import java.util.*; 4: 5: public class BouncePanel extends ... |
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.