/*

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* To change this template file, choose Tools | Templates

* and open the template in the editor.

*/

package javachess;

import java.awt.Color;

import java.awt.Container;

import java.awt.Graphics;

import java.awt.event.MouseAdapter;

import java.awt.event.MouseEvent;

import java.awt.event.MouseListener;

import java.awt.event.MouseMotionListener;

import java.util.ArrayList;

import javax.swing.JFrame;

import javax.swing.JOptionPane;

/**

*

* @author lab304

*/

class chessFrame extends JFrame implements MouseListener{

private static final int sx = 75;//小方格宽度

private static final int sy = 75;//小方格高度

private static final int w = 50;

private static final int rw = 350;

private static int[][] chess ;

private Graphics jg;

/**

* DrawSee构造方法

*/

public chessFrame() {

this.addMouseListener(this);

Container p = getContentPane();

setBounds(100, 100, 500, 500);

setVisible(true);

p.setBackground(Color.YELLOW);

setLayout(null);

setResizable(false);

this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

chess = new int[8][8];

try {

Thread.sleep(500);

} catch (Exception e) {

e.printStackTrace();

}

for(int i = 0;i<8;i++)

for(int j = 0;j<8;j++)

chess[i][j] = 0;

// 获取专门用于在窗口界面上绘图的对象

jg = this.getGraphics();

// 绘制游戏区域

paintComponents(jg);

}

public void paintComponents(Graphics g) {

try {

// 设置线条颜色为红色

g.setColor(Color.RED);

// 绘制外层矩形框

g.drawRect(sx, sy, rw, rw);

for(int i = 1; i < 8; i ++) {

// 绘制第i条竖直线

g.drawLine(sx + (i * w), sy, sx + (i * w), sy + rw);

// 绘制第i条水平线

g.drawLine(sx, sy + (i * w), sx + rw, sy + (i * w));

}

} catch (Exception e) {

e.printStackTrace();

}

}

public void AI() {

int[][] a = new int[8][8];

int res = -1;

ArrayList open = new ArrayList();

for (int i = 0; i < 7; i++) {

for (int j = 0; j < 7; j++) {

if (chess[i][j] == 0) {

open.add(i * 8 + j);

}

a[i][j] = chess[i][j];

}

}

int findone = Integer.MIN_VALUE;

for (int index = 0;index < open.size();index++)

{

int one = (int)open.get(index);

a[one / 8][one % 8] = -1;

int findtwo = Integer.MAX_VALUE;

int alfa = Integer.MIN_VALUE;

for (int index1 = 0;index1 < open.size();index1++ )

{

int two = (int)open.get(index1);

if (two != one) {

a[two / 8][two % 8] = 1;

int findthree = Integer.MIN_VALUE;

for (int index2 = 0;index2 < open.size();index2++)

{

int three = (int)open.get(index2);

if (three != two && three != one) {

a[three / 8][three % 8] = -1;

int findfour = Integer.MAX_VALUE;

for (int index3 = 0;index3 <open.size();index3++)

{

int four = (int)open.get(index3);

if (four != three && four != two && four != one) {

a[four / 8][four % 8] = 1;

int numfour = f(a);

if (numfour < findfour) {

findfour = numfour;

}

a[four / 8][four % 8] = 0;

if (numfour < findthree&&numfour < findone) {

break;

}

}

}

if (findfour > findthree) {

findthree = findfour;

}

a[three / 8][three % 8] = 0;

if (findthree > findtwo) {

break;

}

}

}

if (findthree < findtwo) {

findtwo = findthree;

}

a[two / 8][two % 8] = 0;

if (findtwo < findone) {

break;

}

}

}

if (findtwo > findone) {

findone = findtwo;

res = one;

}

a[one / 8][one % 8] = 0;

}

chess[res / 8][res % 8] = -1;

jg.setColor(Color.WHITE);

jg.fillOval((res / 8+1)*50, (res % 8+1)*50, 50, 50);

switch(result()) {

case 0 :JOptionPane.showMessageDialog(this, "平局！", "消息提示", JOptionPane.INFORMATION_MESSAGE);break;

case Integer.MAX_VALUE:JOptionPane.showMessageDialog(this, "你输了！", "消息提示", JOptionPane.INFORMATION_MESSAGE);break;

case Integer.MIN_VALUE:JOptionPane.showMessageDialog(this, "你赢了！", "消息提示", JOptionPane.INFORMATION_MESSAGE);break;

}

}

int f(int[][] ch)

{

int res = 0;

for (int i = 0; i < 8; i++)

{

for (int j = 0; j < 4; j++)

{

int a = ch[i][j] + ch[i][j + 1] + ch[i][j + 2] + ch[i][j + 3] + ch[i][j + 4];

int b = ch[j][i] + ch[j + 1][i] + ch[j + 2][i] + ch[j + 3][i] + ch[j + 4][i];

if (a == -5|| b == -5)

return Integer.MAX_VALUE;

else if (a == 5|| b == 5)

return Integer.MIN_VALUE;

else

res = res + a + b;

}

}

for (int j = 4; j < 8; j++)

{

for (int i = 0; i < 4; i++)

{

int a = ch[i][j] + ch[i + 1][j - 1] + ch[i + 2][j - 2] + ch[i + 3][j - 3] + ch[i + 4][j - 4];

int b = ch[i][7 - j] + ch[i + 1][8 - j] + ch[i + 2][9 - j] + ch[i + 3][10 - j] + ch[i + 4][11 - j];

if (a == -5 || b == -5)

return Integer.MAX_VALUE;

else if (a == 5 || b == 5)

return Integer.MIN_VALUE;

else

res = res + a + b;

}

}

return res*-1;

}

int result()

{

int res = 0;

for (int i = 0; i < 8; i++)

{

for (int j = 0; j < 4; j++)

{

if(chess[i][j] >=0 && chess[i][j + 1] >=0&&chess[i][j + 2] >=0 && chess[i][j + 3] >=0 && chess[i][j + 4]>=0)

res++;

if(chess[j][i] >=0 && chess[j + 1][i] >=0 && chess[j + 2][i] >=0 && chess[j + 3][i] >=0 && chess[j + 4][i]>=0 )

res++;

int a = chess[i][j] + chess[i][j + 1] + chess[i][j + 2] + chess[i][j + 3] + chess[i][j + 4];

int b = chess[j][i] + chess[j + 1][i] + chess[j + 2][i] + chess[j + 3][i] + chess[j + 4][i];

if (a == -5 || b == -5)

return Integer.MAX_VALUE;

else if (a == 5 || b == 5)

return Integer.MIN_VALUE;

}

}

for (int j = 4; j < 8; j++)

{

for (int i = 0; i < 4; i++)

{

if(chess[i][j] >=0 && chess[i + 1][j - 1] >=0 && chess[i + 2][j - 2] >=0 && chess[i + 3][j - 3] >=0 && chess[i + 4][j - 4]>=0 )

res++;

if(chess[i][7 - j] >=0 && chess[i + 1][8 - j] >=0 && chess[i + 2][9 - j] >=0 && chess[i + 3][10 - j] >=0 && chess[i + 4][11 - j]>=0 )

res++;

int a = chess[i][j] + chess[i + 1][j - 1] + chess[i + 2][j - 2] + chess[i + 3][j - 3] + chess[i + 4][j - 4];

int b = chess[i][7 - j] + chess[i + 1][8 - j] + chess[i + 2][9 - j] + chess[i + 3][10 - j] + chess[i + 4][11 - j];

if (a == -5 || b == -5)

return Integer.MAX_VALUE;

else if (a == 5 || b == 5)

return Integer.MIN_VALUE;

}

}

return res;

}

@Override

public void mouseClicked(MouseEvent e) {

int x = (e.getX()/50);

int y = (e.getY()/50);

chess[x-1][y-1] = 1;

jg.setColor(Color.BLACK);

jg.fillOval(x*50, y*50, 50, 50);

switch(result()) {

case 0 :JOptionPane.showMessageDialog(this, "平局！", "消息提示", JOptionPane.INFORMATION_MESSAGE);break;

case Integer.MAX_VALUE:JOptionPane.showMessageDialog(this, "你输了！", "消息提示", JOptionPane.INFORMATION_MESSAGE);break;

case Integer.MIN_VALUE:JOptionPane.showMessageDialog(this, "你赢了！", "消息提示", JOptionPane.INFORMATION_MESSAGE);break;

}

AI();

//To change body of generated methods, choose Tools | Templates.

}

@Override

public void mousePressed(MouseEvent e) {

//To change body of generated methods, choose Tools | Templates.

}

@Override

public void mouseReleased(MouseEvent e) {

//To change body of generated methods, choose Tools | Templates.

}

@Override

public void mouseEntered(MouseEvent e) {

//To change body of generated methods, choose Tools | Templates.

}

@Override

public void mouseExited(MouseEvent e) {

//To change body of generated methods, choose Tools | Templates.

}

}

public class JavaChess {

/**

* @param args the command line arguments

*/

public static void main(String[] args) {

chessFrame chess =new chessFrame();

// TODO code application logic here

}

}