//HTML
<!DOCTYPE?html>
<html>
<head>
<meta?charset="UTF-8">
<link?rel="stylesheet"?href="main.css">
<title>五子棋</title>
</head>
<body>
<canvas?id="chess"?width="450px"?height="450px"></canvas>
</body>
<script?src='script.js'></script>
</html>
//css
canvas?{
display:?block;
margin:?50px?auto;
box-shadow:?-2px?-2px?2px?#EFEFEF,?5px?5px?5px?#B9B9B9;
}
//JS
var?chess?=?document.getElementById('chess');
var?context?=?chess.getContext('2d');
context.strokeStyle?=?'#BFBFBF';
//畫棋盤
for(?var?i?=?0;?i<15?;?i++){
context.moveTo(15?+?i*30,15);
context.lineTo(15?+?i*30,435);
context.stroke();
context.moveTo(15?,?15?+?i*30);
context.lineTo(435?,?15?+?i*30);
context.stroke();
}
//落子的實(shí)現(xiàn)
function?oneStep(i,j,me){
context.beginPath();
context.arc(?15+i*30?,?15+j*30?,?13?,?0?,?2*Math.PI);
context.closePath();
var?gradient?=?context.createRadialGradient(15+i*30?+2,?15+j*30?-2,13,15+i*30?+2,?15+j*30?-2,0);
if(me){
gradient.addColorStop(0,'#0A0A0A');
gradient.addColorStop(1,'#636766');
}else{
gradient.addColorStop(0,'#D1D1D1');
gradient.addColorStop(1,'#F9F9F9');
}
context.fillStyle?=??gradient;
context.fill();
}
var?me?=?true;
var?chessBoard?=?[];
for(?var?i=0?;?i<15?;?i++?){
chessBoard[i]?=?[];
for(?var?j=0;?j<15?;j++){
chessBoard[i][j]?=?0;
}
}
var?wins?=?[];?//贏法數(shù)組
for(?var?i=0?;?i<15?;?i++?){
wins[i]?=?[];
for(?var?j=0?;?j<15?;?j++?){
wins[i][j]?=?[];
}
}
var?count=0;
for(?var?i=0?;?i<15?;?i++){
for(?var?j=0?;?j<11?;?j++?){
for(?var?k=0?;?k<5?;?k++?){
wins[i][j+k][count]=true;
}
count++;
}
}
for(?var?i=0?;?i<15?;?i++){
for(?var?j=0?;?j<11?;?j++?){
for(?var?k=0?;?k<5?;?k++?){
wins[j+k][i][count]=true;
}
count++;
}
}
for(?var?i=0?;?i<11?;?i++){
for(?var?j=0?;?j<11?;?j++?){
for(?var?k=0?;?k<5?;?k++?){
wins[i+k][j+k][count]=true;
}
count++;
}
}
for(?var?i=0?;?i<11?;?i++){
for(?var?j=14?;?j>3?;?j--?){
for(?var?k=0?;?k<5?;?k++?){
wins[i+k][j-k][count]=true;
}
count++;
}
}
console.log(count);
var?myWin?=?[];
var?computerWin?=?[];
for(?var?i=0?;?i<count?;?i++){
myWin[i]=0;
computerWin[i]=0;
}
var?over?=?false;
chess.onclick?=?function(e){
if(over){
return;
}
if(!me){
return;
}
var?x?=?e.offsetX;
var?y?=?e.offsetY;
var?i?=?Math.floor(x?/?30);
var?j?=?Math.floor(y?/30);
if(chessBoard[i][j]?==?0){
oneStep(i?,?j?,me);?
chessBoard[i][j]?=?1;
for(?var?k=0?;?k<count?;?k++?){
if(wins[i][j][k]){
myWin[k]++;
computerWin[k]?=?6;
if(?myWin[k]==5?){
window.alert('你贏了');
over=true;
}
}
}
if(!over){
me?=?!me;
computerAI();
}
}
}
function?computerAI(){
var?myScore?=?[];
var?computerScore=[];
var?max=0;
var?u=0,v=0;
for(?var?i=0?;?i<15?;?i++){
myScore[i]=[];
computerScore[i]=[];
for(?var?j=0?;?j<15?;?j++){
myScore[i][j]=0;
computerScore[i][j]=0;
}
}
for(?var?i=0?;?i<15?;?i++?){
for(?var?j=0?;?j<15?;?j++?){
if(?chessBoard[i][j]==0?){
for(?var?k=0?;?k<count?;?k++){
if(wins[i][j][k]){
if(?myWin[k]==1?){
myScore[i][j]+=200;
}else?if(?myWin[k]==2?){
myScore[i][j]+=400;
}else?if(?myWin[k]==3?){
myScore[i][j]+=2000;
}else?if(?myWin[i][j]==4?){
myScore[i][j]+=10000;
}
if(?computerWin[k]==1?){
computerScore[i][j]+=200;
}else?if(?computerWin[k]==2?){
computerScore[i][j]+=400;
}else?if(?computerWin[k]==3?){
computerScore[i][j]+=2000;
}else?if(?computerWin[i][j]==4?){
computerScore[i][j]+=10000;
}
}
}
if(?myScore[i][j]?>?max?){
max=myScore[i][j];
u=i;
v=j;
}else?if(?myScore[i][j]==max?){
if(?computerScore[i][j]>computerScore[u][v]?){
u=i;
v=j;
}
}
if(?computerScore[i][j]>max?){
max=computerScore[i][j];
u=i;
v=j;
}else?if(?computerScore[i][j]==max?){
if(?myScore[i][j]>myScore[u][v]?){
u=i;
v=j;
}
}
}
}
}
oneStep(u,v,false);
chessBoard[u][v]=2;
for(?var?k=0?;?k<count?;?k++?){
if(wins[u][v][k]){
computerWin[k]++;
myWin[k]?=?6;
if(?computerWin[k]==5?){
window.alert('計(jì)算機(jī)贏了');
over=true;
}
}
}
if(!over){
me?=?!me;
}
}
照著JS實(shí)現(xiàn)人機(jī)大戰(zhàn)視頻寫的代碼，我真是檢查不出來哪里錯(cuò)了，Help me!!!please~
動(dòng)力小車
2016-10-20 17:35:42
