개초보입니다.
밑에 코드 보면 빨강사각형, 노랑사각형 두개가 있는데
회전버튼을 누르면 90도 회전하게 만들려고 하거든요?
근데 밑에 있는 코드로 실행하면 전체 모양 유지를 못하고 사각형 두개가 따로따로 놀게되는데
어떻게 해야할까요?


import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
class ButtonEventTest extends JFrame implements ActionListener {
 static int xx = 50;
 static int yy = 80;
 
 static int width = 80;
 static int height = 30;

 private JLabel result = new JLabel("");
 public ButtonEventTest() {
  
  JButton E = new JButton("오른쪽");
  JButton W = new JButton("왼쪽");
  JButton S = new JButton("회전");
  
  Container ct = getContentPane();
  MyDrawPanel drawPanel = new MyDrawPanel();
  
  ct.add(BorderLayout.CENTER, drawPanel);
  ct.add(BorderLayout.EAST, E);
  ct.add(BorderLayout.WEST, W);
  ct.add(BorderLayout.SOUTH, S);
  
  E.addActionListener(this);
  W.addActionListener(this);
  S.addActionListener(this);
  
  setTitle("ButtonEvent Test");
  setSize(400,300);
  setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  setVisible(true);
 }
 public void actionPerformed(ActionEvent ae) {
  
  if(ae.getActionCommand()=="오른쪽")
   if (xx < 90)
   ButtonEventTest.xx = ButtonEventTest.xx + 10;
   
  
  if(ae.getActionCommand()=="왼쪽")
   if (xx > 0)
   ButtonEventTest.xx = ButtonEventTest.xx - 10;
   repaint();
   
  
  if(ae.getActionCommand()=="회전"){
   int temp = 0;
   temp = ButtonEventTest.width;
   ButtonEventTest.width = ButtonEventTest.height;
   ButtonEventTest.height = temp;
   }
   repaint();
 }
}
public class EventTest1 {
 public static void main(String args[]) {
  new ButtonEventTest();
 }
}

class MyDrawPanel extends JPanel {
 public void paintComponent(Graphics g){

  g.fillRect(0,0,this.getWidth(),this.getHeight());
  g.setColor(Color.red);
  g.fillRect(ButtonEventTest.xx, ButtonEventTest.yy,
    ButtonEventTest.width, ButtonEventTest.height);
  g.setColor(Color.yellow);
  g.fillRect(ButtonEventTest.xx+80, ButtonEventTest.yy+30,
    ButtonEventTest.width, ButtonEventTest.height);
  
 }
}