gistfile1.java

import java.awt.Dimension;
import java.awt.Toolkit;
import java.awt.event.MouseEvent;
import java.awt.event.MouseMotionListener;
import javax.swing.JFrame;

public class blank implements Runnable, java.awt.event.MouseListener, MouseMotionListener
{
  int SIZE;
  JFrame frame;
  int xoff;
  int yoff;
  int bumpx = -1;
  int bumpy = -1;
  
  static int[] data = { 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0 };
  
  public void run() {
    this.frame = new JFrame();
    this.frame.setDefaultCloseOperation(3);
    Dimension localDimension = Toolkit.getDefaultToolkit().getScreenSize();
    this.SIZE = Math.min(localDimension.width / 8, localDimension.height / 5);
    this.frame.setSize(this.SIZE, this.SIZE);
    this.frame.setUndecorated(true);
    
    this.frame.setVisible(true);
    this.frame.addMouseListener(this);
    this.frame.addMouseMotionListener(this);
  } 
  
  public void mouseClicked(MouseEvent paramMouseEvent) {}
  
  public void mousePressed(MouseEvent paramMouseEvent)
  {
    this.xoff = paramMouseEvent.getX();
    this.yoff = paramMouseEvent.getY();
  } 
  

  public void mouseReleased(MouseEvent paramMouseEvent) {}
  

  public void mouseEntered(MouseEvent paramMouseEvent) {}
  
  public void mouseExited(MouseEvent paramMouseEvent) {}
  
  public int signum(int paramInt)
  {
    if (paramInt < 0)
      return -1; 
    if (paramInt > 0) {
      return 1;
    } 
    return 0;
  } 
  
  public void mouseDragged(MouseEvent paramMouseEvent) {
    int i = paramMouseEvent.getXOnScreen();
    int j = paramMouseEvent.getYOnScreen();
    int k = (i - paramMouseEvent.getX()) / this.SIZE;
    int m = (j - paramMouseEvent.getY()) / this.SIZE;
    int n;
    int i1; if ((k >= 0) && (k < 8) && (m >= 0) && (m < 5) && (data[(k * 5 + m)] != 0)) {
      int i2 = (i - paramMouseEvent.getX()) % this.SIZE;
      int i3 = (j - paramMouseEvent.getY()) % this.SIZE;
      int i4 = Math.min(i2, this.SIZE - 1 - i2);
      int i5 = Math.min(i3, this.SIZE - 1 - i3);
      int i6 = paramMouseEvent.getX() - this.xoff;
      int i7 = paramMouseEvent.getY() - this.yoff;
      if (Math.abs(i6) > i4)
        i6 = signum(i6) * i4; 
      if (Math.abs(i7) > i5)
        i7 = signum(i7) * i5; 
      n = this.xoff + i6;
      i1 = this.yoff + i7;
    }
    else {
      n = this.xoff;
      i1 = this.yoff;
    } 
    this.frame.setLocation(i - n, j - i1);
  } 
  
  public void mouseMoved(MouseEvent paramMouseEvent) {}
  
  public static void main(String[] paramArrayOfString)
  {
    javax.swing.SwingUtilities.invokeLater(new blank());
  } 
}