Generating a random number on a ball
I want to generate a random number on the ball...when the game is
started...after two the ball might have move two places on the
screen..i want the random number to show on the ball..until the
program is stop. Any help? thanks
/*
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* and open the template in the editor.
*/
package basics;
/**
*
* @author michaeladedeji
*/
/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Formatter;
import javax.swing.*;
import java.io.File;
import javax.sound.sampled.*;
import helpers.GlobalProperties;
import java.awt.Color;
import java.util.LinkedList;
import java.util.Queue;
import java.util.Random;
//private Color ballColor = null;
public class BallStraight extends JPanel {
private static final int BOX_WIDTH = 640;
private static final int BOX_HEIGHT = 480;
private static final int RATE = 60;
private File soundFile = new File("resources/snd16.wav");
private File soundFile2 = new File("resources/soundwrong.wav");
private Clip clip,clip2;
private float ballRadius = 50;
private float ballX = 250 - ballRadius;
private float ballY = 250 - ballRadius;
private float ballSpeedX = 6;
private float ballSpeedY = 6;
private boolean randomColorMode = false;
private Color ballColor = null, numberColor = null;
private Color backgroundColor;
private static final float N = 64;
private final Queue<Color> clut = new LinkedList<Color>();
//Timer timer2 = new Timer(3*1000);
Timer timer2;
JMenuBar menubar = new JMenuBar();
JMenu menu = new JMenu("menu");
public BallStraight() {
JMenu speed = new JMenu("speed");
JMenu size = new JMenu("Size");
menu.add(speed);
menu.add(size);
JMenuItem big = new JMenuItem("Big");
JMenuItem small = new JMenuItem("small");
JMenuItem middium = new JMenuItem("Medium");
JMenuItem fast = new JMenuItem("Fast");
JMenuItem normal = new JMenuItem("Normal");
JMenuItem slow = new JMenuItem("Slow");
speed.add(fast);
speed.add(normal);
speed.add(slow);
size.add(big);
size.add(small);
size.add(middium);
menubar.add(menu);
this.setPreferredSize(new Dimension(BOX_WIDTH, BOX_HEIGHT));
// Prepare a Clip
try {
AudioInputStream audioInputStream =
AudioSystem.getAudioInputStream(soundFile);
AudioInputStream audioInputStream2 =
AudioSystem.getAudioInputStream(soundFile2);
AudioFormat audioFormat = audioInputStream.getFormat();
AudioFormat audioFormat2 = audioInputStream2.getFormat();
DataLine.Info dataLineInfo =
new DataLine.Info(Clip.class, audioFormat);
DataLine.Info dataLineInfo2 =
new DataLine.Info(Clip.class, audioFormat2);
clip = (Clip) AudioSystem.getLine(dataLineInfo);
clip2 = (Clip) AudioSystem.getLine(dataLineInfo2);
clip.open(audioInputStream);
clip2.open(audioInputStream2);
} catch (Exception e) {
e.printStackTrace(System.err);
}
Timer timer = new Timer(1000 / RATE, new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
ballX += ballSpeedX;
ballY += ballSpeedY;
if (ballX - ballRadius < 0) {
ballSpeedX = -ballSpeedX;
ballX = ballRadius;
//playSound();
//getParameters();
} else if (ballX + ballRadius > BOX_WIDTH) {
ballSpeedX = -ballSpeedX;
ballX = BOX_WIDTH - ballRadius;
//playSound2();
//getParameters();
}
if (ballY - ballRadius < 0) {
ballSpeedY = -ballSpeedY;
ballY = ballRadius;
} else if (ballY + ballRadius > BOX_HEIGHT) {
ballSpeedY = -ballSpeedY;
ballY = BOX_HEIGHT - ballRadius;
}
repaint();
}
});
//timer.start();
fast.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
ballSpeedX = 10;
ballSpeedY = 10;
//repaint();
}
});
slow.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
ballSpeedX = 4;
ballSpeedY = 4;
//ballSpeedX = ballSpeedX + 3;
//System.exit(0);
}
});
normal.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
ballSpeedX = 6;
ballSpeedY = 6;
}
});
big.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
/*if(Selection.equals("Big")){
*/
ballRadius = 50;
}
});
small.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
/*if(Selection.equals("Big")){
*/
ballRadius = 10;
}
});
middium.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
/*if(Selection.equals("Big")){
*/
ballRadius = 30;
}
});
timer.start();
}
// Play the sound in a separate thread.
private void playSound() {
Runnable soundPlayer = new Runnable() {
@Override
public void run() {
try {
clip.setMicrosecondPosition(0);
clip.start();
} catch (Exception e) {
e.printStackTrace();
}
}
};
new Thread(soundPlayer).start();
}
private void playSound2() {
Runnable soundPlayer2 = new Runnable() {
@Override
public void run() {
try {
clip2.setMicrosecondPosition(0);
clip2.start();
} catch (Exception e) {
e.printStackTrace();
}
}
};
new Thread(soundPlayer2).start();
}
@Override
public void paintComponent(Graphics g) {
super.paintComponent(g); // Paint background
//getColors();
g.setColor(Color.BLACK);
g.fillRect(0, 0, BOX_WIDTH, BOX_HEIGHT);
g.setColor(Color.BLUE);
//clut.add(clut.remove());
g.fillOval(
(int) (ballX - ballRadius),
(int) (ballY - ballRadius),
(int) (2 * ballRadius), (int) (2 * ballRadius));
g.setColor(Color.WHITE);
g.setFont(new Font("Dialog", Font.PLAIN, 12));
StringBuilder sb = new StringBuilder();
Formatter formatter = new Formatter(sb);
formatter.format(
"Ball @(%3.0f, %3.0f) Speed=(%2.0f, %2.0f)", ballX, ballY,
ballSpeedX,
ballSpeedY);
g.drawString(sb.toString(), 20, 30);
}
public static void main(String[] args) {
javax.swing.SwingUtilities.invokeLater(new Runnable() {
@Override
public void run() {
BallStraight Ani = new BallStraight();
JFrame frame = new JFrame("A Moving Ball");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
//frame.setContentPane(new AnimationSound());
frame.add(Ani);
frame.setJMenuBar(Ani.menubar);
frame.pack();
frame.setVisible(true);
}
});
}
}