package gyb.exam;
 
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Point;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.util.ArrayList;
 
import javax.swing.Icon;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.border.TitledBorder;
 
public class MainFrame extends JFrame{
  private static int BIG=15;
  private static final int ONE=25;
  private static final int START=10;
  private static int X=BIG*START/2;
  private static int Y=BIG*START/2;
  private int HL=BIG*ONE+START;
  private static boolean isBlack;
  CanvasFrame canvas=new CanvasFrame();
  CanvasFrame can;
  Graphics g;
  public MainFrame(){
    init();
  }
  private Point point;
  private ArrayList<Point> blacklist=new ArrayList<Point>();
  private ArrayList<Point> whitelist=new ArrayList<Point>();
  private void init() {
    JMenuBar bar=new JMenuBar();
    setJMenuBar(bar);
    setSize(600,600);
    setTitle("五子棋");
    JMenu menu=new JMenu("game");
    bar.add(menu);
    JMenuItem start=new JMenuItem("start");
    JMenuItem end=new JMenuItem("棋盘大小");
    end.addActionListener(new ActionListener() {
      public void actionPerformed(ActionEvent e) {
      }
    });
    JMenuItem renew=new JMenuItem("重新开始");
    JMenuItem exit=new JMenuItem("退出");
    exit.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent e) {
        System.exit(0);
      }
    });
    renew.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent e) {
        blacklist.clear();
        whitelist.clear();
      }
    });
    menu.add(start);
    menu.add(renew);
    menu.add(end);
    menu.add(exit);
    setLayout(new BorderLayout());
    add(BorderLayout.CENTER,createCenter());
    add(BorderLayout.EAST,createEast());
  }
  private boolean isWin(ArrayList<Point> list){
    int x;
    int y;
    int idx=0;
    loop:for (Point p : list) {
      x=p.x;
      y=p.y;
      idx=0;
      while(list.contains(new Point(x,y))){
        idx++;
        x=x-ONE;
        if(idx==5)
          break loop;
      }
      x=p.x;
      y=p.y;
      idx=0;
      while(list.contains(new Point(x,y))){
        idx++;
        y=y-ONE;
        if(idx==5)
          break loop;
      }
      x=p.x;
      y=p.y;
      idx=0;
      while(list.contains(new Point(x,y))){
        idx++;
        x=x-ONE;
        y=y-ONE;
        if(idx==5)
          break loop;
      }
      x=p.x;
      y=p.y;
      idx=0;
      while(list.contains(new Point(x,y))){
        idx++;
        x=x-ONE;
        y=y+ONE;
        if(idx==5)
          break loop;
      }
    }
    return idx==5;
  }
   
  private JPanel createEast() {
    JPanel pane=new JPanel();
    BorderLayout border=new BorderLayout();
    pane.setLayout(border);
    pane.setBorder(new TitledBorder("五子棋"));
     
    Icon image=new ImageIcon(getClass().getResource("mm.png"));
    pane.add(BorderLayout.NORTH,new JLabel(image,JLabel.CENTER));
    pane.add(BorderLayout.CENTER,ballColor());
    pane.add(BorderLayout.SOUTH,button());
    return pane;
  }
 
  private JPanel ballColor() {
    JPanel pane=new JPanel();
     
    pane.setLayout(new BorderLayout());
    can=new CanvasFrame(){
      public void paint(Graphics g){
        g.setColor(Color.PINK);
        g.fillRect(1, 1,200,300);
        g.setFont(new Font("sans",Font.BOLD,20));
        g.setColor(Color.BLACK);
        g.fillOval(55, 20,25,30);
        g.drawString("黑子", 10, 43);
        g.setColor(Color.WHITE);
        g.fillOval(55, 60,25,30);
        g.drawString("白子", 10, 83);
        if(isBlack){
          g.setColor(Color.BLACK);
          g.drawString("黑方落子", 5, 120);
        }else{
          g.setColor(Color.WHITE);
          g.drawString("白方落子",5,120);
        }
        can.repaint();
      }
    };
    pane.add(BorderLayout.CENTER,can);
    return pane;
  }
 
  private JPanel button() {
    JPanel pane=new JPanel();
    BorderLayout bor=new BorderLayout();
    JButton start=new JButton("开始");
    JButton end=new JButton("结束");
    end.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent e) {
        System.exit(0);
      }});
    pane.setLayout(bor);
    bor.setVgap(5);
    pane.setBorder(new TitledBorder(""));
    pane.add(BorderLayout.NORTH,start);
    pane.add(BorderLayout.SOUTH,end);
    return pane;
  }
 
  private JPanel createCenter() {
    JPanel pane=new JPanel();
    canvas.setPreferredSize(new Dimension(HL+10,HL+10));
    canvas.addMouseListener(new MouseAdapter() {
      public void mouseClicked(MouseEvent e){
        loop:if(e.getButton()==MouseEvent.BUTTON1){
            X=e.getX();
            Y=e.getY();
            int x=(X/ONE)*ONE;
            int y=(Y/ONE)*ONE;
            point=new Point(x,y);
             
            if(!(blacklist.contains(point)||whitelist.contains(point))){
              if(isBlack){
                blacklist.add(point);
                if(isWin(blacklist)){
                  JOptionPane.showMessageDialog(null, "黑方胜利！");
                  blacklist.clear();
                  whitelist.clear();
                }
              }else{
                whitelist.add(point);
                if(isWin(whitelist)){
                  JOptionPane.showMessageDialog(null, "白方胜利！");
                  blacklist.clear();
                  whitelist.clear();
                }
              }
            }
            else{
              JOptionPane.showMessageDialog(null, "这里己有子了,换个地方落子吧!");
              break loop;
            }
          canvas.repaint();
          isBlack=!isBlack;
        }
       
      }
    });
    pane.add(canvas);
    return pane;
  }
 
  public static void main(String[] args) {
    MainFrame frame=new MainFrame();
    frame.center(frame);
    frame.pack();
     
    frame.setVisible(true);
  }
  public void center(JFrame frame){
    //Toolkit 是当前 绘图系统集合工具包
    Toolkit toolkit=Toolkit.getDefaultToolkit();
    Dimension screen=toolkit.getScreenSize();//屏幕的宽高
    int frameWidth=frame.getWidth();
    int frameHigh=frame.getHeight();
    int x=(screen.width-frameWidth)/2;
    int y=(screen.height-frameHigh)/2;
    frame.setLocation(x, y);
  }
  class CanvasFrame extends JPanel {
    public void paint(Graphics g){
      g.setColor(Color.PINK);
      g.fillRect(0, 0, HL+20, HL+20);
      g.setColor(Color.BLACK);
      for(int i=START;i<=HL;i=i+ONE){
        for(int j=START;j<=HL;j=j+ONE){
          g.drawLine(i, j, HL, j);
        }
      }
      for(int i=START;i<=HL;i=i+ONE){
        for(int j=START;j<=HL;j=j+ONE){
          g.drawLine(i, j, i, HL);
        }
      }
      g.setColor(Color.YELLOW);
      g.drawRect(START/2, START/2, HL+1, HL+1);
      g.setColor(Color.BLACK);
      for(Point point : blacklist){
        g.fillOval(point.x, point.y, 20, 25);
      }
      g.setColor(Color.WHITE);
      for(Point point : whitelist){
        g.fillOval(point.x, point.y, 20, 25);
      }
    }
  }
}