package ptolemy.apps.zaurus.demo.HelloPP;
/* License
*
* Copyright 1994-2004 Sun Microsystems, Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistribution of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* * Redistribution in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* Neither the name of Sun Microsystems, Inc. or the names of contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* This software is provided "AS IS," without a warranty of any kind. ALL
* EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING
* ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
* OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN MICROSYSTEMS, INC. ("SUN")
* AND ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE
* AS A RESULT OF USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
* DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST
* REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL,
* INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY
* OF LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE,
* EVEN IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that this software is not designed, licensed or intended
* for use in the design, construction, operation or maintenance of any
* nuclear facility.
*/
import java.awt.*;
import java.awt.event.*;
public class HelloPP extends Canvas {
public void paint(Graphics g) {
Dimension d = getSize();
int cx = d.width / 2;
int cy = d.height / 2;
for (int x = 0; x < d.width; x++) {
if ((x % 2) == 0) {
g.setColor(Color.black);
} else {
g.setColor(Color.white);
}
g.drawLine(cx, cy, x, 0);
g.drawLine(cx, cy, x, d.height);
}
for (int y = 0; y < d.height; y++) {
if ((y % 2) == 0) {
g.setColor(Color.black);
} else {
g.setColor(Color.white);
}
g.drawLine(cx, cy, 0, y);
g.drawLine(cx, cy, d.width, y);
}
}
public static void main(String[] args) {
final Frame f = new Frame("HelloPP");
Dimension d = Toolkit.getDefaultToolkit().getScreenSize();
f.setLocation(0, 0);
f.setSize(d.width, d.height);
Component c = new HelloPP();
f.add(c);
f.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent we) {
f.dispose();
System.exit(0);
}
});
f.setVisible(true);
}
}