JavaÖÐGraphicsÓ÷¨
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Graphics2D;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MyFrame extends JFrame {
/**
*
*/
private
static final long serialVersionUID = 1L;
class
MyPanel extends JPanel {
/**
*
*/
private
static final long serialVersionUID = 1L;
public
void paint(Graphics graphics) {
super.paint(graphics);
Graphics
g2d = (Graphics2D) graphics;
g2d.setColor(Color.black);
g2d.draw3DRect(
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