import java.applet.*;
import java.awt.*;
import java.awt.event.*;

public class mandelb1 extends Applet implements ActionListener{
 Button button1;
 Mandel_b1 newFrame1;
 public void init(){
  setLayout(new BorderLayout());
  button1=new Button("mb_JDK1.1");
  button1.addActionListener(this);
  add(button1,"Center");
 }
 public void actionPerformed(ActionEvent e){
  if(e.getSource()==button1&&newFrame1==null){
   newFrame1=new Mandel_b1();
  }
  newFrame1.show();
 }
 public static void main(String args[]){
  Frame f=new Frame("mandelb1");
  mandelb1 applet1=new mandelb1();
  f.add(applet1,"Center");
  f.setSize(80,30);
  f.show();
 }
}
class Mandel_b1 extends Frame{
 ScrollPane scrollPanel1;
 mb1Canvas canvas1;
 mb1_Controls controls;
 Mandel_b1(){
  scrollPanel1=new ScrollPane(ScrollPane.SCROLLBARS_NEVER);
  scrollPanel1.setSize(408,510);
  setLayout(new BorderLayout());
  canvas1=new mb1Canvas();
  add(canvas1,"Center");
  controls=new mb1_Controls(canvas1);
  add(controls,"South");
  setTitle("Mandel_b1");
  setResizable(false);
  setSize(408,510);
  addWindowListener(new MyListener());
 }
 public void start(){
  controls.setEnabled(true);
 }
 public void stop(){
  controls.setEnabled(false);
 }
 class MyListener extends WindowAdapter{
  public void windowClosing(WindowEvent e){
   dispose();
  }
 }
}
class mb1Canvas extends Canvas{
 int xx,yy,aa;
 boolean filled=true;
 Dimension dimension1=new Dimension(400,400);
 public Dimension getPreferredSize(){
  return dimension1;
 }
 public Dimension getMinimumSize(){
  return dimension1;
 }
 public void paint(Graphics g){
  int hx,hy;
  double xxx=xx-200;
  double yyy=yy-200;
  double aaa=aa;
  double x=xxx/100;
  double y=yyy/100;
  double a=aaa/100;
  double zr,zi,z,p,r,hz;
  for(double j=-1.0/a+y;j<1.0/a+y;j=j+0.005/a){
   for(double i=-1.0/a+x;i<1.0/a+x;i=i+0.005/a){
    hx=(int)(200-200*x*a+i*200*a);
    hy=(int)(200-200*y*a+j*200*a);
    hz=(int)(Math.round((1000/3)*(Math.log(a))/(Math.log(10))+500));
    zr=0;zi=0;
    for(int k=0;k<=hz;k++){
     z=zr*zr-zi*zi+i;
     p=2*zr*zi+j;
     r=z*z+p*p;
     if(r>=4&&k<=hz){
      g.setColor(new Color((int)(125*Math.round(Math.sin(15*3.14*(k*3-90)/180)+1)),
                           (int)(125*Math.round(Math.sin(15*3.14*k*3/180)+1)),
                           (int)(125*Math.round(Math.sin(15*3.14*(k*3+90)/180)+1))));
      g.fillRect(hx,hy,1,1);
      break;
     }else if(r<4&&k==hz){
      g.setColor(new Color(0,0,0));
      g.fillRect(hx,hy,1,1);
     }
     zr=z;zi=p;
    }
   }
  }
 }
 public void redraw(boolean filled,int xpp,int ypp,int app){
  this.filled=filled;
  this.xx=xpp;
  this.yy=ypp;
  this.aa=app;
  repaint();
 }
}
class mb1_Controls extends Panel implements ActionListener{
 Panel panel2;
 mb1Canvas canvas;
 public mb1_Controls(mb1Canvas canvas){
  this.canvas=canvas;
  panel2=new Panel(new GridLayout(2,5,1,1));
  addButton("Sample0",panel2);
  addButton("Sample1",panel2);
  addButton("Sample2",panel2);
  addButton("Sample3",panel2);
  addButton("Sample4",panel2);
  addButton("Sample5",panel2);
  addButton("Sample6",panel2);
  addButton("Sample7",panel2);
  addButton("Sample8",panel2);
  addButton("Sample9",panel2);
  add(panel2,"Center");
 }
 void addButton(String str,Container target){
  Button button=new Button(str);
  button.addActionListener(this);
  target.add(button);
 }
 public void actionPerformed(ActionEvent e){
  if(e.getActionCommand().equals("Sample0")){
   String label=e.getActionCommand();
   canvas.redraw(label.equals("Sample0"),150,200,100);
  }else if(e.getActionCommand().equals("Sample1")){
   String label=e.getActionCommand();
   canvas.redraw(label.equals("Sample1"),250,200,400);
  }else if(e.getActionCommand().equals("Sample2")){
   String label=e.getActionCommand();
   canvas.redraw(label.equals("Sample2"),230,141,800);
  }else if(e.getActionCommand().equals("Sample3")){
   String label=e.getActionCommand();
   canvas.redraw(label.equals("Sample3"),186,112,400);
  }else if(e.getActionCommand().equals("Sample4")){
   String label=e.getActionCommand();
   canvas.redraw(label.equals("Sample4"),146,139,1000);
  }else if(e.getActionCommand().equals("Sample5")){
   String label=e.getActionCommand();
   canvas.redraw(label.equals("Sample5"),115,180,400);
  }else if(e.getActionCommand().equals("Sample6")){
   String label=e.getActionCommand();
   canvas.redraw(label.equals("Sample6"),80,168,800);
  }else if(e.getActionCommand().equals("Sample7")){
   String label=e.getActionCommand();
   canvas.redraw(label.equals("Sample7"),60,200,800);
  }else if(e.getActionCommand().equals("Sample8")){
   String label=e.getActionCommand();
   canvas.redraw(label.equals("Sample8"),64,200,154);
  }else if(e.getActionCommand().equals("Sample9")){
   String label=e.getActionCommand();
   canvas.redraw(label.equals("Sample9"),23,200,3200);
  }
 }
}