1  import java.awt.*;
 2  public class point extends primitive
 3  {
 4      float X;
 5      float Y;
 6
 7      public point( float x,float y)
 8      {
 9          X=x;
10          Y=y;
11      }
12
13      public void set(float x, float y)
14      {
15          X=x;
16          Y=y;
17      }
18
19      public void receive( visitor v)
20      {
21          v.visitPOINT(this);
22      }
23
24      public void zeichne(Graphics g)
25      {
26          int x,y,width,height;
27
28          x=(int) X-2;
29          y=(int) Y-2;
30          width=4;
31          height=4;
32
33          g.fillOval(x,y,width,height);
34      }
35  }