2020-04-17

数字华容道

纯前端HTML、CSS、JavaScript制作的小游戏,有兴趣的可以尝试一下,上下左右控制方块移动.

样式展示

难度切换

游戏展示

代码展示

页面布局--HTML

<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8" />
        <title></title>
        <link rel="stylesheet" type="text/css" href="css/new_file.css"/>
        <script src="js/js.js"></script>
    </head>
    <body>
        
        <div id="container">
        
            <div id="head">
                <button id="simple">简单</button>
                <button id="middle">一般</button>
                <button id="complex">复杂</button>
                <button id="begin">开始游戏</button>
            </div>
            
            <div id="footer">
                
            </div>
            
        </div>
    </body>
</html>

样式渲染--CSS

*{
    margin: 0px;
    padding: 0px;
}
#container{
    position: relative;
    border: 1px solid red;
    margin: 0 auto;
    text-align: center;
    height: 800px;
    width: 800px;
}
#head{
    position: absolute;
    top: 20px;
    left: 330px;
}
#footer{
    position: absolute;
    top: 50px ;
}

逻辑实现层--JS

//初始化默认难度
var rows = 3;
//声明一个数组用来存放数字
var nums = new Array();
var winString = "";

window.onload = function(){
    $("simple").onclick = function(){
        rows = 3;
        winString = ""
        for(var i = 1;i<rows*rows-1;i++){
            winString += i;
            winString += "-";
        }
        winString += " ";
        console.log("结束情况:"+winString)
        clearLayout();
        initLayout();
        createRandomNum();;
    }
    $("middle").onclick = function(){
        rows = 4;
        winString = ""
        for(var i = 1;i<rows*rows-1;i++){
            winString += i;
            winString += "-";
        }
        winString += " ";
        console.log("结束情况:"+winString)
        clearLayout();
        initLayout();
        createRandomNum();
    }
    $("complex").onclick = function(){
        rows = 6;
        winString = ""
        for(var i = 1;i<rows*rows-1;i++){
            winString += i;
            winString += "-";
        }
        winString += " ";
        console.log("结束情况:"+winString)
        clearLayout();
        initLayout();
        createRandomNum();
    }
    $("begin").onclick = function(){
        clearLayout();
        initLayout();
        createRandomNum();
        UpdateView();
        window.onkeydown = function(e){
            e.preventDefault();
            var keyCode = e.keyCode;
            switch (keyCode){
                case 37:
                    console.log("37");
                    moveLeft();
                    UpdateView();
                    gameWin();
                    break;
                case 38:
                    console.log("38")
                    moveUp();
                    UpdateView();
                    gameWin();
                    break;
                case 39:
                    console.log("39")
                    moveRight();
                    UpdateView();
                    gameWin();
                    break;
                case 40:
                    console.log("40")
                    moveDown();
                    UpdateView();
                    gameWin();
                    break;
                default:
                    break;
            }
        }
    }
}
//初始化存放数字的卡片
function clearLayout(){
    $("footer").innerHTML = "";
}
//生成存放数字的卡片,并设置样式
function initLayout(){
    for(var i = 0;i<rows;i++){
        nums[i] = new Array();
        for(var j = 0;j<rows;j++){
            nums[i][j] = i*rows + j + 1;
            var div = document.createElement("div");
            div.id = "cell-"+ i + "-" + j;
            div.style.width = 100 +"px";
            div.style.height = 100 + "px";
            div.style.backgroundColor = "#D2B48C"
            div.style.position = "absolute";
            div.style.left = j*103 + "px";
            div.style.top = i*103 +"px";
            div.style.textAlign = "center";
            div.style.lineHeight = 100 + "px";
            if(nums[i][j] != rows*rows){
                div.innerHTML = nums[i][j];
            }else{
                nums[i][j] = " "
                div.innerHTML = nums[i][j];
            }
            div.style.fontSize = 50 + "px";
            div.style.marginLeft = 5 + "px"
            $("footer").style.height = 100*rows + "px";
            $("footer").style.width = 100*rows + "px";
            $("footer").style.left = (800 - 100*rows)/2 +"px";
            $("footer").appendChild(div);
        }
    }
}
//更新布局,更新卡片上的数字
function UpdateView(){
    for(var i = 0;i<rows;i++){
        for(var j = 0;j<rows;j++){
            $("cell-"+ i + "-" + j).innerHTML = nums[i][j];
        }
    }
}

//获取Id的一个功能函数
function $(id){
    return document.getElementById(id);
}
//将初始化完成的卡片打乱,根据生成的随机数,让数字移动10000次,起到打乱的作用
function createRandomNum(){
    for(var i = 0;i<10000;i++){
        var random = Math.floor(Math.random()*4);
        switch (random){
            case 0:
                moveLeft();
                break;
            case 1:
                moveUp();
                break;
            case 2:
                moveRight();
                break;
            case 3:
                moveDown();
                break;
            default:
                break;
        }
    }
}
//向左移动:如果当前卡片左边的卡片上的数字为零,则将此卡片左移----->>上下左右同理
function moveLeft(){
    for(var i = 0;i<rows;i++){
        for(var j = 1;j<rows;j++){
            if(nums[i][j-1] == " "){
                nums[i][j-1] = nums[i][j];
                nums[i][j] = " ";
                break;
            }
        }
    }
}
function moveUp(){
    var sign = 0;
    for(var i = 1;i<rows;i++){
        for(var j = 0;j<rows;j++){
            if(nums[i-1][j] == " "){
                nums[i-1][j] = nums[i][j];
                nums[i][j] = " ";
                sign = 1;
                break;
            }
        }
        if(sign == 1){
            break;
        }
    }
}
function moveRight(){
    for(var i = rows-1;i>=0;i--){
        for(var j = rows-2;j>=0;j--){
            if(nums[i][j+1] == " "){
                nums[i][j+1] = nums[i][j];
                nums[i][j] = " ";
                break;
            }
        }
    }
}
function moveDown(){
    var sign = 0;
    for(var i = rows-2;i>=0;i--){
        for(var j = rows-1;j>=0;j--){
            if(nums[i+1][j] == " "){
                nums[i+1][j] = nums[i][j];
                nums[i][j] = " ";
                sign = 1;
                break;
            }
        }
        if(sign == 1){
            break;
        }
    }
}
//判断游戏结束
/*
 * 先声明一个数组,用来存放前rows*rows-1个数字,然后判断否是是按顺序展示
 * 是,游戏结束
 * 否,继续移动
 */
function gameWin(){
    var arr = [];
    for(var i = 0;i<rows;i++){
        for(var j = 0;j<rows;j++){
            arr[i*rows+j] = nums[i][j];
        }
    }
    console.log(arr);
    var sign = true;
    for(var i= 0;i<arr.length-1;i++ ){
        if(arr[i] != (i+1)){
            sign = false;
            break;
        }
    }
    if(sign){
        setTimeout('alert("游戏Win!")',100);
    }
}
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