| ..\CSC120\Java\lec32_f22\src\MUPanel.java | 
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  8 import java.awt.*;
  9 import javax.swing.*;
 10 import java.util.*;
 11 
 12 public class MUPanel extends JPanel {
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 14     private Mouse[] vermin;
 15     
 16     private Random randGen;
 17     
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 19     
 20     public MUPanel() {
 21         setLayout(null);
 22         setPreferredSize(new Dimension(760, 640));
 23         setName("Mount Union Java Program");
 24         setUp();
 25         setBackground(new Color(0xe8, 0xe8, 0xcc));
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 27         
 28         randGen = new Random();
 29         
 30         
 31         vermin = new Mouse[40];
 32         
 33         for (Integer m = 0; m < vermin.length; m++) {
 34             Integer over = randGen.nextInt(501) + 100;
 35             Integer down = randGen.nextInt(401) + 50;
 36             
 37             Integer red = randGen.nextInt(140) + 100;
 38             Integer green = randGen.nextInt(140) + 100;
 39             Integer blue = randGen.nextInt(140) + 100;
 40             
 41             Double pct;
 42             
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 53 
 54             vermin[m] = new Mouse(over, down, new Color(red, green, blue));
 55             
 56             if (randGen.nextBoolean() == true) {
 57                 vermin[m].turnAround();
 58             }
 59         }
 60         
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 78         
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 96         
 97 
 98     } 
 99     
100     @Override
101     public void paintComponent(Graphics g) {
102         super.paintComponent(g); 
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104         
105         for (Integer x = 0; x < vermin.length; x++) {
106             vermin[x].draw(g);
107         }
108                 
109     } 
110     
111     
112     public void moveMiceForward() {
113         
114         for (Integer index=0; index < vermin.length; index++) {
115             vermin[index].moveForward(1);
116         }
117         
118     } 
119     
120     public void moveLowerMiceForward() {
121         
122         for (Integer index=0; index < vermin.length; index++) {
123             if (vermin[index].getDown() > 250) {
124                 vermin[index].moveForward(1);
125             }
126         }
127         
128     } 
129     
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131     
132     public void turnMiceAround() {
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134         for (Integer x = 0; x < vermin.length; x++) {
135             vermin[x].turnAround();
136         }
137         
138     } 
139        
140     public void turnOuterMiceAround() {
141 
142         for (Integer x = 0; x < vermin.length; x++) {
143             if (vermin[x].getOver() < 150 || vermin[x].getOver() > 500) {
144                 vermin[x].turnAround();
145             }
146         }
147         
148     } 
149        
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152     
153     
154        
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156     public void setUp() {
157         for (Component c: getComponents())
158             c.setSize(c.getPreferredSize());
159         JFrame f = new JFrame(getName());
160         f.setContentPane(this);
161         f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
162         f.pack();
163         f.setVisible(false);    
164     }
165 
166     public static void main(String args[]){new MUPanel();}
167 
168 } 
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