Design and implement an application that plays a game called catch a creature. U
ID: 3777984 • Letter: D
Question
Design and implement an application that plays a game called catch a creature. Use an image to represent the creature. Have the creature appear at a random location for a random duration, then disappear and reappear at somewhere else. the goal is to " catch" the creature by pressing the mouse button while mouse pointer is on the creature image. Create a seperate class to represent the creature, and include in it a method that determines whether the location of the mouse click corresponds to the current location of the creature. Display a count of the number of times the creature is caught.
Explanation / Answer
Here is the Main Code:
import javax.swing.*;
public class Catch_The_Creature
{
public static void main(String[] args)
{
JFrame frame = new JFrame("Catch the Creature");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
Creature panel = new Creature();
JOptionPane.showMessageDialog(frame, "Catch Pikachu!");
frame.getContentPane().add(panel);
frame.pack();
frame.setVisible(true);
}
}
Creature Code:
import java.awt.*;
import java.util.Random;
import javax.swing.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
public class Creature extends JPanel
{
private final int WIDTH = 400, HEIGHT = 300;
private final int DELAY=20, IMAGE_SIZE = 60;
private ImageIcon image;
private int pikachuX, pikachuY;
private int x, y;
private int catchCount=0;
private static Random generator = new Random();
private Timer time;
private ActionListener updater;
private JLabel countLabel;
public Creature()
{
image = new ImageIcon("image/pikachu.jpg");
time = new Timer(DELAY, updater);
addMouseListener ((MouseListener) new MouseClickedListener());
setBackground (Color.green);
setPreferredSize(new Dimension(1900,1000));
time.start();
}
public boolean point(int x, int y)
{
if (x == pikachuX && y == pikachuY)
{
catchCount++;
return true;
}
return false;
}
public int getCatchCount()
{
return catchCount;
}
private class MouseClickedListener extends MouseAdapter
{
public void mouseClicked(MouseEvent event)
{
point(event.getX(), event.getY());
}
}
public void paintComponent(Graphics page)
{
super.paintComponent(page);
page.drawImage(image.getImage(),WIDTH, HEIGHT, null);
page.drawString("Pikachus Captured: " + catchCount, 10, 35);
setFont(new Font("Arial", Font.BOLD,35));
}
public void actionPerformed(ActionEvent event)
{
time.setDelay(1000);
x += pikachuX;
y += pikachuY;
if (x <= 0 || x >= WIDTH-IMAGE_SIZE)
pikachuX = pikachuX * -1;
if (y <= 0 || y >= HEIGHT-IMAGE_SIZE)
pikachuY = pikachuY * -1;
repaint();
}
public void mouseEntered(MouseEvent arg0) {}
public void mouseExited(MouseEvent arg0) {}
public void mousePressed(MouseEvent arg0) {}
public void mouseReleased(MouseEvent arg0){}
}
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