drawRect() of squares Example
Note that using drawRect(), drawing a rectangle with Graphics draws it with a width of one pixel. As shown in the Graphics section, drawRect() using Graphics2D can provide lines with thickness.
// drawRect() Example 2
import java.awt.*;
import javax.swing.*;
class DrawRectExample2 extends JApplet {
@Override public void paint(Graphics g) {
super.paint(g);
int size = 200;
do {
g.drawRect(150 - size/2, 150 - size/2, size, size);
size = size - 20;
} while (size > 0);
}
}