纯JS五子棋（各浏览器兼容）
效果图：
代码下载
HTML代码
代码如下:
五子棋 $(document).ready(function() {
fiveChess.init();
});
var fiveChess = {
NO_CHESS: 0,
BLACK_CHESS: -1,
WHITE_CHESS: 1,
chessArr: [], //记录棋子
chessBoardHtml: "",
humanPlayer: "black",//玩家棋子颜色
AIPlayer: "white",//AI棋子颜色
isPlayerTurn: true, //轮到player下棋
totalGames: cookieHandle.getCookie("totalGames") || 0,//总局数
winGames: cookieHandle.getCookie("winGames") || 0,//玩家赢局数
isGameStart: false,//游戏已经开始
isGameOver: false, //游戏结束
playerLastChess: [], //玩家最后下子位置
AILastChess: [], //AI最后下子位置
init: function () {
this.chessBoardHtml = $("div.chessboard").html();
var _fiveChess = this;
//右侧操作按钮
$(".operating-panel a").click(function (event) {
event.preventDefault();
var id = $(this).attr("id");
if (_fiveChess.isGameStart && id !== "replay_btn" ) { return; }//正在游戏 不操作
switch (id) {
case "black_btn":
_fiveChess.humanPlayer = "black";
_fiveChess.AIPlayer = "white";
break;
case "white_btn":
_fiveChess.humanPlayer = "white";
_fiveChess.AIPlayer = "black";
break;
case "first_move_btn":
_fiveChess.isPlayerTurn = true;
break;
case "second_move_btn":
_fiveChess.isPlayerTurn = false;
break;
case "replay_btn":
_fiveChess.resetChessBoard();
if (_fiveChess.isGameStart) {//点重玩
_fiveChess.gameOver();
}
else { //点开始
_fiveChess.gameStart();
}
break;
}
if (id !== "replay_btn") {
$(this).addClass("selected").siblings().removeClass("selected");
}
});
this.resetChessBoard();
$("#result_info").html("胜率：" + (this.winGames * 100 / this.totalGames | 0) + "%");
},
//重置棋盘
resetChessBoard: function () {
$("div.chessboard").html(this.chessBoardHtml);
$("#result_tips").html("");
this.isGameOver = false;
this.isPlayerTurn = $("#first_move_btn").hasClass("selected");
//初始化棋子状态
var i, j;
for (i = 0; i < 15; i++) {
this.chessArr[i] = [];
for (j = 0; j < 15; j++) {
this.chessArr[i][j] = this.NO_CHESS;
}
}
//player下棋事件
var _fiveChess = this;
$("div.chessboard div").click(function () {
if (!_fiveChess.isPlayerTurn || _fiveChess.isGameOver) {
return;
}
if (!_fiveChess.isGameStart) {
_fiveChess.gameStart();
}
var index = $(this).index(),
i = index / 15 | 0,
j = index % 15;
if (_fiveChess.chessArr[i][j] === _fiveChess.NO_CHESS) {
_fiveChess.playChess(i, j, _fiveChess.humanPlayer);
if (i === 0 && j === 0) {
$(this).removeClass("hover-up-left");
}
else if (i === 0 && j === 14) {
$(this).removeClass("hover-up-right");
}
else if (i === 14 && j === 0) {
$(this).removeClass("hover-down-left");
}
else if (i === 14 && j === 14) {
$(this).removeClass("hover-down-right");
}
else if (i === 0) {
$(this).removeClass("hover-up");
}
else if (i === 14) {
$(this).removeClass("hover-down");
}
else if (j === 0) {
$(this).removeClass("hover-left");
}
else if (j === 14) {
$(this).removeClass("hover-right");
}
else {
$(this).removeClass("hover");
}
_fiveChess.playerLastChess = [i, j];
_fiveChess.playerWinOrNot(i, j);
}
});
//鼠标在棋盘上移动效果
$("div.chessboard div").hover(
function () {
if (!_fiveChess.isPlayerTurn || _fiveChess.isGameOver) { return; }
var index = $(this).index(),
i = index / 15 | 0,
j = index % 15;
if (_fiveChess.chessArr[i][j] === _fiveChess.NO_CHESS) {
if (i === 0 && j === 0) {
$(this).addClass("hover-up-left");
}
else if (i === 0 && j === 14) {
$(this).addClass("hover-up-right");
}
else if (i === 14 && j === 0) {
$(this).addClass("hover-down-left");
}
else if (i === 14 && j === 14) {
$(this).addClass("hover-down-right");
}
else if (i === 0) {
$(this).addClass("hover-up");
}
else if (i === 14) {
$(this).addClass("hover-down");
}
else if (j === 0) {
$(this).addClass("hover-left");
}
else if (j === 14) {
$(this).addClass("hover-right");
}
else {
$(this).addClass("hover");
}
}
},
function () {
if (!_fiveChess.isPlayerTurn || _fiveChess.isGameOver) { return; }
var index = $(this).index(),
i = index / 15 | 0,
j = index % 15;
if (i === 0 && j === 0) {
$(this).removeClass("hover-up-left");
}
else if (i === 0 && j === 14) {
$(this).removeClass("hover-up-right");
}
else if (i === 14 && j === 0) {
$(this).removeClass("hover-down-left");
}
else if (i === 14 && j === 14) {
$(this).removeClass("hover-down-right");
}
else if (i === 0) {
$(this).removeClass("hover-up");
}
else if (i === 14) {
$(this).removeClass("hover-down");
}
else if (j === 0) {
$(this).removeClass("hover-left");
}
else if (j === 14) {
$(this).removeClass("hover-right");
}
else {
$(this).removeClass("hover");
}
}
);
},
gameStart: function () {
this.totalGames++;
cookieHandle.setCookie({ name: "totalGames", value: this.totalGames, expiresHours: 365 * 24 });
//AI先手
if (!this.isPlayerTurn) {
this.AImoveChess();
}
this.isGameStart = true;
$(".operating-panel p a").addClass("disable");
$("#replay_btn").html("重玩");
},
gameOver: function () {
this.isGameStart = false;
$(".operating-panel a").removeClass("disable");
$("#replay_btn").html("开始");
$("#result_info").html("胜率：" + (this.winGames * 100 / this.totalGames | 0) + "%");
},
//下棋 i行，j列，color颜色
playChess: function (i, j, color) {
this.chessArr[i][j] = color === "black" ? this.BLACK_CHESS : this.WHITE_CHESS;
if (color === this.AIPlayer) {
$("div.chessboard div." + color + "-last").addClass(color).removeClass(color + "-last");
$("div.chessboard div:eq(" + (i * 15 + j) + ")").addClass(color + "-last");
}
else {
$("div.chessboard div:eq(" + (i * 15 + j) + ")").addClass(color);
}
},
//玩家是否取胜
playerWinOrNot: function (i, j) {
var nums = 1, //连续棋子个数
chessColor = this.humanPlayer === "black" ? this.BLACK_CHESS : this.WHITE_CHESS,
m, n;
//x方向
for (m = j - 1; m >= 0; m--) {
if (this.chessArr[i][m] === chessColor) {
nums++;
}
else {
break;
}
}
for (m = j + 1; m < 15; m++) {
if (this.chessArr[i][m] === chessColor) {
nums++;
}
else {
break;
}
}
if (nums >= 5) {
this.playerWin();
return;
}
else {
nums = 1;
}
//y方向
for (m = i - 1; m >= 0; m--) {
if (this.chessArr[m][j] === chessColor) {
nums++;
}
else {
break;
}
}
for (m = i + 1; m < 15; m++) {
if (this.chessArr[m][j] === chessColor) {
nums++;
}
else {
break;
}
}
if (nums >= 5) {
this.playerWin();
return;
}
else {
nums = 1;
}
//左斜方向
for (m = i - 1, n = j - 1; m >= 0 && n >= 0; m--, n--) {
if (this.chessArr[m][n] === chessColor) {
nums++;
}
else {
break;
}
}
for (m = i + 1, n = j + 1; m < 15 && n < 15; m++, n++) {
if (this.chessArr[m][n] === chessColor) {
nums++;
}
else {
break;
}
}
if (nums >= 5) {
this.playerWin();
return;
}
else {
nums = 1;
}
//右斜方向
for (m = i - 1, n = j + 1; m >= 0 && n < 15; m--, n++) {
if (this.chessArr[m][n] === chessColor) {
nums++;
}
else {
break;
}
}
for (m = i + 1, n = j - 1; m < 15 && n >= 0; m++, n--) {
if (this.chessArr[m][n] === chessColor) {
nums++;
}
else {
break;
}
}
if (nums >= 5) {
this.playerWin();
return;
}
this.AImoveChess();
},
playerWin: function () {
this.winGames++;
cookieHandle.setCookie({ name: "winGames", value: this.winGames, expiresHours: 365 * 24 });
this.showResult(true);
this.gameOver();
},
//AI下棋
AImoveChess: function () {
this.isPlayerTurn = false;
var maxX = 0,
maxY = 0,
maxWeight = 0,
i, j, tem;
for (i = 14; i >= 0; i--) {
for (j = 14; j >= 0; j--) {
if (this.chessArr[i][j] !== this.NO_CHESS) {
continue;
}
tem = this.computeWeight(i, j);
if (tem > maxWeight) {
maxWeight = tem;
maxX = i;
maxY = j;
}
}
}
this.playChess(maxX, maxY, this.AIPlayer);
this.AILastChess = [maxX, maxY];
if ((maxWeight >= 100000 && maxWeight < 250000) || (maxWeight >= 500000)) {
this.showResult(false);
this.gameOver();
}
else {
this.isPlayerTurn = true;
}
},
showResult: function(isPlayerWin) {
if (isPlayerWin) {
$("#result_tips").html("恭喜你获胜！");
}
else {
$("#result_tips").html("哈哈，你输咯！");
}
this.isGameOver = true;
this.showWinChesses(isPlayerWin);
},
//标记显示获胜棋子
showWinChesses: function (isPlayerWin) {
var nums = 1, //连续棋子个数
lineChess = [],//连续棋子位置
i,
j,
chessColor,
m, n;
if (isPlayerWin) {
chessColor = this.humanPlayer === "black" ? this.BLACK_CHESS : this.WHITE_CHESS;
i = this.playerLastChess[0];
j = this.playerLastChess[1];
}
else {
chessColor = this.AIPlayer === "black" ? this.BLACK_CHESS : this.WHITE_CHESS;
i = this.AILastChess[0];
j = this.AILastChess[1];
}
$("div.chessboard div." + this.AIPlayer + "-last").addClass(this.AIPlayer).removeClass(this.AIPlayer + "-last");
//x方向
lineChess[0] = [i];
lineChess[1] = [j];
for (m = j - 1; m >= 0; m--) {
if (this.chessArr[i][m] === chessColor) {
lineChess[0][nums] = i;
lineChess[1][nums] = m;
nums++;
}
else {
break;
}
}
for (m = j + 1; m < 15; m++) {
if (this.chessArr[i][m] === chessColor) {
lineChess[0][nums] = i;
lineChess[1][nums] = m;
nums++;
}
else {
break;
}
}
if (nums >= 5) {
for (k = nums - 1; k >= 0; k--) {
this.markChess(lineChess[0][k] * 15 + lineChess[1][k], isPlayerWin ? this.humanPlayer : this.AIPlayer);
}
return;
}
//y方向
nums = 1;
lineChess[0] = [i];
lineChess[1] = [j];
for (m = i - 1; m >= 0; m--) {
if (this.chessArr[m][j] === chessColor) {
lineChess[0][nums] = m;
lineChess[1][nums] = j;
nums++;
}
else {
break;
}
}
for (m = i + 1; m < 15; m++) {
if (this.chessArr[m][j] === chessColor) {
lineChess[0][nums] = m;
lineChess[1][nums] = j;
nums++;
}
else {
break;
}
}
if (nums >= 5) {
for (k = nums - 1; k >= 0; k--) {
this.markChess(lineChess[0][k] * 15 + lineChess[1][k], isPlayerWin ? this.humanPlayer : this.AIPlayer);
}
return;
}
//左斜方向
nums = 1;
lineChess[0] = [i];
lineChess[1] = [j];
for (m = i - 1, n = j - 1; m >= 0 && n >= 0; m--, n--) {
if (this.chessArr[m][n] === chessColor) {
lineChess[0][nums] = m;
lineChess[1][nums] = n;
nums++;
}
else {
break;
}
}
for (m = i + 1, n = j + 1; m < 15 && n < 15; m++, n++) {
if (this.chessArr[m][n] === chessColor) {
lineChess[0][nums] = m;
lineChess[1][nums] = n;
nums++;
}
else {
break;
}
}
if (nums >= 5) {
for (k = nums - 1; k >= 0; k--) {
this.markChess(lineChess[0][k] * 15 + lineChess[1][k], isPlayerWin ? this.humanPlayer : this.AIPlayer);
}
return;
}
//右斜方向
nums = 1;
lineChess[0] = [i];
lineChess[1] = [j];
for (m = i - 1, n = j + 1; m >= 0 && n < 15; m--, n++) {
if (this.chessArr[m][n] === chessColor) {
lineChess[0][nums] = m;
lineChess[1][nums] = n;
nums++;
}
else {
break;
}
}
for (m = i + 1, n = j - 1; m < 15 && n >= 0; m++, n--) {
if (this.chessArr[m][n] === chessColor) {
lineChess[0][nums] = m;
lineChess[1][nums] = n;
nums++;
}
else {
break;
}
}
if (nums >= 5) {
for (k = nums - 1; k >= 0; k--) {
this.markChess(lineChess[0][k] * 15 + lineChess[1][k], isPlayerWin ? this.humanPlayer : this.AIPlayer);
}
}
},
markChess: function (pos, color) {
$("div.chessboard div:eq(" + pos + ")").removeClass(color).addClass(color + "-last");
},
//下子到i，j X方向 结果: 多少连子 两边是否截断
putDirectX: function (i, j, chessColor) {
var m, n,
nums = 1,
side1 = false,
side2 = false;
for (m = j - 1; m >= 0; m--) {
if (this.chessArr[i][m] === chessColor) {
nums++;
}
else {
if (this.chessArr[i][m] === this.NO_CHESS) {
side1 = true;
}
break;
}
}
for (m = j + 1; m < 15; m++) {
if (this.chessArr[i][m] === chessColor) {
nums++;
}
else {
if (this.chessArr[i][m] === this.NO_CHESS) {
side2 = true;
}
break;
}
}
return {"nums": nums, "side1": side1, "side2": side2};
},
//下子到i，j Y方向 结果
putDirectY: function (i, j, chessColor) {
var m, n,
nums = 1,
side1 = false,
side2 = false;
for (m = i - 1; m >= 0; m--) {
if (this.chessArr[m][j] === chessColor) {
nums++;
}
else {
if (this.chessArr[m][j] === this.NO_CHESS) {
side1 = true;
}
break;
}
}
for (m = i + 1; m < 15; m++) {
if (this.chessArr[m][j] === chessColor) {
nums++;
}
else {
if (this.chessArr[m][j] === this.NO_CHESS) {
side2 = true;
}
break;
}
}
return {"nums": nums, "side1": side1, "side2": side2};
},
//下子到i，j XY方向 结果
putDirectXY: function (i, j, chessColor) {
var m, n,
nums = 1,
side1 = false,
side2 = false;
for (m = i - 1, n = j - 1; m >= 0 && n >= 0; m--, n--) {
if (this.chessArr[m][n] === chessColor) {
nums++;
}
else {
if (this.chessArr[m][n] === this.NO_CHESS) {
side1 = true;
}
break;
}
}
for (m = i + 1, n = j + 1; m < 15 && n < 15; m++, n++) {
if (this.chessArr[m][n] === chessColor) {
nums++;
}
else {
if (this.chessArr[m][n] === this.NO_CHESS) {
side2 = true;
}
break;
}
}
return {"nums": nums, "side1": side1, "side2": side2};
},
putDirectYX: function (i, j, chessColor) {
var m, n,
nums = 1,
side1 = false,
side2 = false;
for (m = i - 1, n = j + 1; m >= 0 && n < 15; m--, n++) {
if (this.chessArr[m][n] === chessColor) {
nums++;
}
else {
if (this.chessArr[m][n] === this.NO_CHESS) {
side1 = true;
}
break;
}
}
for (m = i + 1, n = j - 1; m < 15 && n >= 0; m++, n--) {
if (this.chessArr[m][n] === chessColor) {
nums++;
}
else {
if (this.chessArr[m][n] === this.NO_CHESS) {
side2 = true;
}
break;
}
}
return {"nums": nums, "side1": side1, "side2": side2};
},
//计算下子至i,j的权重
computeWeight: function (i, j) {
var weight = 14 - (Math.abs(i - 7) + Math.abs(j - 7)), //基于棋盘位置权重
pointInfo = {},//某点下子后连子信息
chessColor = this.AIPlayer === "black" ? this.BLACK_CHESS : this.WHITE_CHESS;
//x方向
pointInfo = this.putDirectX(i, j, chessColor);
weight += this.weightStatus(pointInfo.nums, pointInfo.side1, pointInfo.side2, true);//AI下子权重
pointInfo = this.putDirectX(i, j, -chessColor);
weight += this.weightStatus(pointInfo.nums, pointInfo.side1, pointInfo.side2, false);//player下子权重
//y方向
pointInfo = this.putDirectY(i, j, chessColor);
weight += this.weightStatus(pointInfo.nums, pointInfo.side1, pointInfo.side2, true);//AI下子权重
pointInfo = this.putDirectY(i, j, -chessColor);
weight += this.weightStatus(pointInfo.nums, pointInfo.side1, pointInfo.side2, false);//player下子权重
//左斜方向
pointInfo = this.putDirectXY(i, j, chessColor);
weight += this.weightStatus(pointInfo.nums, pointInfo.side1, pointInfo.side2, true);//AI下子权重
pointInfo = this.putDirectXY(i, j, -chessColor);
weight += this.weightStatus(pointInfo.nums, pointInfo.side1, pointInfo.side2, false);//player下子权重
//右斜方向
pointInfo = this.putDirectYX(i, j, chessColor);
weight += this.weightStatus(pointInfo.nums, pointInfo.side1, pointInfo.side2, true);//AI下子权重
pointInfo = this.putDirectYX(i, j, -chessColor);
weight += this.weightStatus(pointInfo.nums, pointInfo.side1, pointInfo.side2, false);//player下子权重
return weight;
},
//权重方案 独：两边为空可下子，单：一边为空
weightStatus: function (nums, side1, side2, isAI) {
var weight = 0;
switch (nums) {
case 1:
if (side1 && side2) {
weight = isAI ? 15 : 10;//独一
}
break;
case 2:
if (side1 && side2) {
weight = isAI ? 100 : 50;//独二
}
else if (side1 || side2) {
weight = isAI ? 10 : 5;//单二
}
break;
case 3:
if (side1 && side2) {
weight = isAI ? 500 : 200;//独三
}
else if (side1 || side2) {
weight = isAI ? 30 : 20;//单三
}
break;
case 4:
if (side1 && side2) {
weight = isAI ? 5000 : 2000;//独四
}
else if (side1 || side2) {
weight = isAI ? 400 : 100;//单四
}
break;
case 5:
weight = isAI ? 100000 : 10000;//五
break;
default:
weight = isAI ? 500000 : 250000;
break;
}
return weight;
}
};
黑子
白子
先手
后手
开始
胜率：100%
下载本文
