Javascript 综合示例网页扫雷游戏

---------------认定了的事情,只要是对的,干到底!

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分别建立 HTML CSS JS 三个文件

加上保存好的图片

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HTML代码

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>原生JS~扫雷</title>
    <link rel="stylesheet" href="demo.css">
</head>
<body>
    <div class="wrapper">
        <div class="btn" id="btn"></div>
        <div class="box" id="box"></div>
        <div class="flagBox" id="flagBox">
            当前剩余雷数：
            <span id="score">10</span>
        </div>
        <div class="alertBox" id="alertBox">
            <div class="alertImg" id="alertImg">
                <div class="close" id="close"></div>
            </div>
        </div>
    </div>
    <script src="demo.js"></script>
</body>
</html>

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CSS代码

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*{
    margin:0;
    padding:0;
}
.wrapper {
    width:100%;
    height:1000px;
    position: fixed;
    top:0;
    left:0;
    background-image: url('img/bg.jpg');
    background-size: 100% 100%;
}

.btn{
    height:140px;
    width:170px;
    position:absolute;
    left:50px;
    background-image: url('img/startGame.png');
    background-size: 100% 100%;
    cursor: pointer;
}

.box{
    height:500px;
    width:500px;
    transform: perspective(800px) rotateX(45deg);
    margin:20px auto;
    border-top:1px solid #B25F27;
    border-left:1px solid #B25F27;
    box-shadow:  5px 5px 5px rgba(0,0,0,0.3);

    display:none;
}

.flagBox{
    position:absolute;
    top:50px;
    left:50%;
    width:200px;
    height:50px;
    margin-left:-100px;
    color:#333;
    font-size:20px;
    font-weight: bolder;
    display:none;
}
.alertBox{
    display:none;
    position:absolute;
    width:100%;
    height:100%;
    left:0;
    top:0;
    background-color: rgba(0,0,0,0.2);
}

.alertImg{
    width:600px;
    height:400px;
    background-size: 100% 100%;
    position:absolute;
    left:0;
    top:0;
    right:0;
    bottom:0;
    margin:auto;
    border-radius: 20px;
}

.close{
    position:absolute;
    right:0;
    top:0;
    height:40px;
    width:40px;
    background-image: url('img/closeBtn.png');
    background-size: 100% 100%;
    cursor: pointer;

}

.block{
    width:49px;
    height:49px;
    border-right:1px solid #B25F27;
    border-bottom:1px solid #B25F27;
    box-shadow: 0 0 4px #333 inset;
    background-image: url('img/cao.jpg');
    float: left;
}

.show{
    background-image: url('img/dilei.jpg');
    background-size: 100% 100%;
}

.num{
    background:#ECD0A1;
    font-size:18px;
    font-weight:bold;
    line-height: 49px;
    text-align: center;
}
.flag{
    background-image:url('img/hongqi.jpg');
    background-size:100% 100%;
}

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JS代码

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//点击开始游戏 -》 动态生成100个小格--》100div
//leftClick  没有雷  --》显示数字（代表以当前小格为中心周围8个格的雷数） 扩散（当前周围八个格没有雷）
//           有累 --》game Over
//rightClick 没有标记并且没有数字--》进行标记。 有标记 --》取消标记 --》标记是否正确，10个都正确标记，提示成功
//已经出现数字--》无效果

var startBtn = document.getElementById('btn');
var box = document.getElementById('box');
var flagBox = document.getElementById('flagBox');
var alertBox = document.getElementById('alertBox');
var alertImg = document.getElementById('alertImg');
var closeBtn = document.getElementById('close');
var score = document.getElementById('score');
var minesNum;
var mineOver;
var block;
var mineMap = [];
var startGameBool = true;

bindEvent();
function bindEvent() {
    startBtn.onclick = function () {
        if(startGameBool){
            box.style.display = 'block';
            flagBox.style.display = 'block';
            init();
            startGameBool = false;
        }

    }
    box.oncontextmenu = function () {
        return false;
    }
    box.onmousedown = function (e) {
        var event = e.target;
        if (e.which == 1) {
            leftClick(event);
        } else if (e.which == 3) {
            rightClick(event);
        }
    }
    closeBtn.onclick = function () {
        alertBox.style.display = 'none';
        flagBox.style.display = 'none';
        box.style.display = 'none';
        box.innerHTML = '';
        startGameBool = true;
    }
}

function init() {
    minesNum = 10;
    mineOver = 10;
    score.innerHTML = mineOver;

    for (var i = 0; i < 10; i++) {
        for (var j = 0; j < 10; j++) {
            var con = document.createElement('div');
            con.classList.add('block');
            con.setAttribute('id', i + '-' + j);
            box.appendChild(con);
            mineMap.push({ mine: 0 });
        }
    }
    block = document.getElementsByClassName('block');
    while (minesNum) {
        var mineIndex = Math.floor(Math.random() * 100);
        if (mineMap[mineIndex].mine === 0) {
            mineMap[mineIndex].mine = 1;
            block[mineIndex].classList.add('isLei');
            minesNum--;
        }
    }
}

function leftClick(dom) {
    if(dom.classList.contains('flag')){
        return;
    }
    var isLei = document.getElementsByClassName('isLei');
    if (dom && dom.classList.contains('isLei')) {
        for (var i = 0; i < isLei.length; i++) {
            isLei[i].classList.add('show');
        }
        setTimeout(function () {
            alertBox.style.display = 'block';
            alertImg.style.backgroundImage = 'url("img/over.jpg")';
        }, 800)
    } else {
        var n = 0;
        var posArr = dom && dom.getAttribute('id').split('-');
        var posX = posArr && +posArr[0];
        var posY = posArr && +posArr[1];
        dom && dom.classList.add('num');
        for (var i = posX - 1; i <= posX + 1; i++) {
            for (var j = posY - 1; j <= posY + 1; j++) {
                var aroundBox = document.getElementById(i + '-' + j);
                if (aroundBox && aroundBox.classList.contains('isLei')) {
                    n++;
                }
            }
        }
        dom && (dom.innerHTML = n);
        if (n == 0) {
            for (var i = posX - 1; i <= posX + 1; i++) {
                for (var j = posY - 1; j <= posY + 1; j++) {
                    var nearBox = document.getElementById(i + '-' + j);
                    if (nearBox && nearBox.length != 0) {
                        if (!nearBox.classList.contains('check')) {
                            nearBox.classList.add('check');
                            leftClick(nearBox);
                        }
                    }
                }
            }
        }
    }
}

function rightClick(dom){
    if(dom.classList.contains('num')){
        return;
    }
    dom.classList.toggle('flag');
    if(dom.classList.contains('isLei') &&dom.classList.contains('flag')){
        mineOver --;
    }
    if(dom.classList.contains('isLei') && !dom.classList.contains('flag')){
        mineOver ++;
    }

    score.innerHTML = mineOver;
    if(mineOver == 0){
        alertBox.style.display = 'block';
        alertImg.style.backgroundImage = 'url("img/success.png")';
    }
}

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图片文件

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Javascript 综合示例网页扫雷游戏

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Javascript 综合示例网页扫雷游戏