import java.awt.*;
import java.awt.event.*;
class ChessPad extends Panel implements MouseListener,ActionListener{
   int array[][]=new int[19][19];
   Scan scanp=new Scan();
   Scan scanc=new Scan();  
   AutoPlay autoPlay=new AutoPlay();
   Evaluate evaluatep=new Evaluate();
   Evaluate evaluatec=new Evaluate();
   Sort sort=new Sort();
   int i=0;
   int x=-1,y=-1,棋子顏色=1;
   Button button=new Button("重新開局");
   TextField text_1=new TextField("請黑棋下子"),
             text_2=new TextField(),
             text_3=new TextField();
   ChessPad(){
       setSize(440,440);
       setLayout(null);setBackground(Color.pink);
       addMouseListener(this);add(button);button.setBounds(10,5,60,26);
       button.addActionListener(this);
       add(text_1);  text_1.setBounds(90,5,90,24);
       add(text_2);  text_2.setBounds(290,5,90,24);
       add(text_3);  text_3.setBounds(200,5,80,24);
       for(int i=0;i<19;i++)
        for(int j=0;j<19;j++)
            {array[i][j]=0;}
       for(int i=0;i<19;i++)
        for(int j=0;j<19;j++) 
         for(int h=0;h<5;h++)
            {scanp.shape[i][j][h]=0;
            scanc.shape[i][j][h]=0;}  
       text_1.setEditable(false);
       text_2.setEditable(false);
       
       }
    public void paint(Graphics g){
        for (int i=40;i<=400;i=i+20){
             g.drawLine(40,i,400,i);
             }
        
        for(int j=40;j<=400;j=j+20){
            g.drawLine(j,40,j,400);
            }
      
        g.fillOval(97,97,6,6);
        g.fillOval(337,97,6,6);
        g.fillOval(97,337,6,6);
        g.fillOval(337,337,6,6);
        g.fillOval(217,217,6,6);
        }
    public void mousePressed(MouseEvent e){
       int a=0,b=0;
       if(e.getModifiers()==InputEvent.BUTTON1_MASK){
             x=(int)e.getX();y=(int)e.getY();
             ChessPoint_black chesspoint_black=new ChessPoint_black(this);
             ChessPoint_white chesspoint_white=new ChessPoint_white(this);
             i++;
             text_3.setText("這是第"+i+"步");

         
         if((x+5)/20<2||(y+5)/20<2||(x-5)/20>19||(y-5)/20>19)
               {}
             else { a=(x+10)/20;b=(y+10)/20;
                    if(array[b-2][a-2]==0&&棋子顏色==1){
                       this.add(chesspoint_black);
                       chesspoint_black.setBounds(a*20-9,b*20-9,18,18);
                       棋子顏色=棋子顏色*(-1);
                       array[b-2][a-2]=1;
                       if (Judge.judge(array,1)){
                           text_1.setText("黑棋贏!");棋子顏色=2;removeMouseListener(this);}
                       else{
                            
                          
                            text_1.setText("");  }
                       }
                   }
               
                 
                
                
                   if(i>2&&棋子顏色==-1){
                       scanp.scan(array,1);
                       scanc.scan(array,-1);
                       sort.sort(scanp.shape);
                       sort.sort(scanc.shape);
                       evaluatep.evaluate(scanp.shape);
                       evaluatec.evaluate(scanc.shape);
                      
                       棋子顏色=棋子顏色*(-1);
                       this.add(chesspoint_white);
                       if(evaluatep.max>evaluatec.max){
                       text_2.setText(evaluatep.max_x+" "+evaluatep.max_y+" "+evaluatep.max); 
                       chesspoint_white.setBounds((evaluatep.max_y+2)*20-9,(evaluatep.max_x+2)*20-9,18,18);
                       array[evaluatep.max_x][evaluatep.max_y]=-1;
                       text_1.setText("請黑棋下子");
                       for(int i=0;i<19;i++)
                         for(int j=0;j<19;j++) 
                           for(int h=0;h<5;h++)
                             {scanp.shape[i][j][h]=0;
                              scanc.shape[i][j][h]=0;}
                       }
                       else
                       
                       { 
                       text_2.setText(evaluatec.max_x+" "+evaluatec.max_y+" "+evaluatec.max); 
                       chesspoint_white.setBounds((evaluatec.max_y+2)*20-9,(evaluatec.max_x+2)*20-9,18,18);
                       
                       array[evaluatec.max_x][evaluatec.max_y]=-1;
                       if (Judge.judge(array,-1))
                       {
                          text_2.setText("白棋贏!");棋子顏色=2;removeMouseListener(this);}
                       else{
                         
                          text_1.setText("請黑棋下子");
                       for(int i=0;i<19;i++)
                         for(int j=0;j<19;j++) 
                           for(int h=0;h<5;h++)
                             {scanp.shape[i][j][h]=0;
                              scanc.shape[i][j][h]=0;}
                           }
                       }
                   }
                   
                   if(i<=2&&棋子顏色==-1)                          
                      {
                       autoPlay.autoPlay(array,b-2,a-2);
                       this.add(chesspoint_white);
                       棋子顏色=棋子顏色*(-1);
                       chesspoint_white.setBounds((autoPlay.y+2)*20-9,(autoPlay.x+2)*20-9,18,18);
                       array[autoPlay.x][autoPlay.y]=-1;
                       if (Judge.judge(array,-1))
                       {
                          text_2.setText("白棋贏!");棋子顏色=2;removeMouseListener(this);}
                       else{
                         
                          text_1.setText("請黑棋下子");
                          text_2.setText(autoPlay.x+" "+autoPlay.y); }  
                   }  
                                   
                   }
       }
 
public void mouseReleased(MouseEvent e){}
public void mouseEntered(MouseEvent e){}
public void mouseExited(MouseEvent e){}
public void mouseClicked(MouseEvent e){}             
public void actionPerformed(ActionEvent e)
    {this.removeAll();
     棋子顏色=1;
     add(button);button.setBounds(10,5,60,26);
     add(text_1);text_1.setBounds(90,5,90,24);
     text_2.setText("");
     text_1.setText("請黑棋下子");
     add(text_2);
     text_2.setBounds(290,5,90,24);
     add(text_3);  text_3.setBounds(200,5,80,24);
     i=0;
     text_3.setText("這是第"+i+"步");
     for(int i=0;i<19;i++)
     for(int j=0;j<19;j++)
     {array[i][j]=0;}
     for(int i=0;i<19;i++)
       for(int j=0;j<19;j++) 
         for(int h=0;h<5;h++)
            {scanp.shape[i][j][h]=0;
            scanc.shape[i][j][h]=0;}     
     addMouseListener(this);
     }
}
class ChessPoint_black extends Canvas implements MouseListener{
     ChessPad chesspad=null;
     ChessPoint_black(ChessPad p){
         setSize(20,20);
         addMouseListener(this);
         chesspad=p;
         }
     public void paint(Graphics g){
          g.setColor(Color.black);g.fillOval(0,0,18,18);
          }
     public void mousePressed(MouseEvent e){
          /*if(e.getModifiers()==InputEvent.BUTTON3_MASK){
               chesspad.remove(this);
               chesspad.棋子顏色=1;
               chesspad.text_2.setText("");   
               chesspad.text_1.setText("請黑棋下子");
               }*/
          }
      public void mouseReleased(MouseEvent e){}    
      public void mouseEntered(MouseEvent e){}    
      public void mouseExited(MouseEvent e){}    
      public void mouseClicked(MouseEvent e){
    
          }    
      }
class ChessPoint_white extends Canvas implements MouseListener{
      ChessPad chesspad=null;
      ChessPoint_white(ChessPad p){
         setSize(20,20);addMouseListener(this);
         chesspad=p;
         }
     public void paint(Graphics g){
          g.setColor(Color.white);g.fillOval(0,0,18,18);
          }
     public void mousePressed(MouseEvent e){
          /*if(e.getModifiers()==InputEvent.BUTTON3_MASK){
               chesspad.remove(this);
               chesspad.棋子顏色=-1;
               chesspad.text_2.setText("請白棋下子");
               chesspad.text_1.setText(""); 
               }*/
          }
      public void mouseReleased(MouseEvent e){}    
      public void mouseEntered(MouseEvent e){}    
      public void mouseExited(MouseEvent e){}    
      public void mouseClicked(MouseEvent e){
        
          }    
      }
public class Chess extends Frame{
   
    ChessPad chesspad=new ChessPad();
  
  
    Chess(){
        setVisible(true);
        setLayout(null);
        Label label=new Label("五子棋",Label.CENTER);
        add(label);label.setBounds(70,55,440,26);
        label.setBackground(Color.orange);
        add(chesspad);chesspad.setBounds(70,90,440,440);
        addWindowListener(new WindowAdapter()
              {public void windowClosing(WindowEvent e)
                   {System.exit(0);}
                   });
              
        pack();setSize(600,550);
   
        }
     public static void main(String args[]){
         Chess chess=new Chess();
      
    }
}