javascript制作2048游戏

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2048.html

2048@H_<a href="/tag/301/" target="_blank" class="keywords">301</a>_8@ <link rel="stylesheet" type="text/css" href="css/2048.css" /> <!-- <script type="text/javascript" src="http://code.jquery.com/jquery-latest.js"></script> --> <script type="text/javascript" src="js/2048.js"></script> </head> <body> <div id="div2048"> <a id="start">tap to start :-)</a> </div> </body> </html></pre> </div> <p><h3>2048.css</h3></p> <div class="jb51code"> <pre class="brush:css;"> @charset "utf-8"; <h1>div2048</h1> <p>{<br /> width: 500px;<br /> height: 500px;<br /> background-color: #b8af9e;<br /> margin: 0 auto;<br /> position: relative;<br /> }</p> <h1>start</h1> <p>{<br /> width: 500px;<br /> height: 500px;<br /> line-height: 500px;<br /> display: block;<br /> text-align: center;<br /> font-size: 30px;<br /> background: #f2b179;<br /> color: #FFFFFF;<br /> }</p> <h1>div2048 div.tile</h1> <p>{<br /> margin: 20px 0px 0px 20px;<br /> width: 100px;<br /> height: 40px;<br /> padding: 30px 0;<br /> font-size: 40px;<br /> line-height: 40px;<br /> text-align: center;<br /> float: left;<br /> }</p> <h1>div2048 div.tile0{</h1> <p>background: #ccc0b2;<br /> }</p> <h1>div2048 div.tile2</h1> <p>{<br /> color: #7c736a;<br /> background: #eee4da;<br /> }</p> <h1>div2048 div.tile4</h1> <p>{<br /> color: #7c736a;<br /> background: #ece0c8;<br /> }</p> <h1>div2048 div.tile8</h1> <p>{<br /> color: #fff7eb;<br /> background: #f2b179;<br /> }</p> <h1>div2048 div.tile16</h1> <p>{<br /> color:#fff7eb;<br /> background:#f59563;<br /> }</p> <h1>div2048 div.tile32</h1> <p>{<br /> color:#fff7eb;<br /> background:#f57c5f;<br /> }</p> <h1>div2048 div.tile64</h1> <p>{<br /> color:#fff7eb;<br /> background:#f65d3b;<br /> }</p> <h1>div2048 div.tile128</h1> <p>{<br /> color:#fff7eb;<br /> background:#edce71;<br /> }</p> <h1>div2048 div.tile256</h1> <p>{<br /> color:#fff7eb;<br /> background:#edcc61;<br /> }</p> <h1>div2048 div.tile512</h1> <p>{<br /> color:#fff7eb;<br /> background:#ecc850;<br /> }</p> <h1>div2048 div.tile1024</h1> <p>{<br /> color:#fff7eb;<br /> background:#edc53f;<br /> }</p> <h1>div2048 div.tile2048</h1> <p>{<br /> color:#fff7eb;<br /> background:#eec22e;<br /> }</pre></p> </div> <p><h3>2048.js </h3></p> <div class="jb51code"> <pre class="brush:js;"> function game2048(container) { this.container = container; this.tiles = new Array(16); } <p>game2048.prototype = {<br /> init: function(){<br /> for(var i = 0,len = this.tiles.length; i < len; i++){<br /> var tile = this.newTile(0);<br /> tile.setAttribute('index',i);<br /> this.container.appendChild(tile);<br /> this.tiles[i] = tile;<br /> }<br /> this.randomTile();<br /> this.randomTile();<br /> },newTile: function(val){<br /> var tile = document.createElement('div');<br /> this.setTileVal(tile,val)<br /> return tile;<br /> },setTileVal: function(tile,val){<br /> tile.className = 'tile tile' + val;<br /> tile.setAttribute('val',val);<br /> tile.innerHTML = val > 0 ? val : '';<br /> },randomTile: function(){<br /> var zeroTiles = [];<br /> for(var i = 0,len = this.tiles.length; i < len; i++){<br /> if(this.tiles[i].getAttribute('val') == 0){<br /> zeroTiles.push(this.tiles[i]);<br /> }<br /> }<br /> var rTile = zeroTiles[Math.floor(Math.random() <em> zeroTiles.length)];<br /> this.setTileVal(rTile,Math.random() < 0.8 ? 2 : 4);<br /> },move:function(direction){<br /> var j;<br /> switch(direction){<br /> case 'W':<br /> for(var i = 4,len = this.tiles.length; i < len; i++){<br /> j = i;<br /> while(j >= 4){<br /> this.merge(this.tiles[j - 4],this.tiles[j]);<br /> j -= 4;<br /> }<br /> }<br /> break;<br /> case 'S':<br /> for(var i = 11; i >= 0; i--){<br /> j = i;<br /> while(j <= 11){<br /> this.merge(this.tiles[j + 4],this.tiles[j]);<br /> j += 4;<br /> }<br /> }<br /> break;<br /> case 'A':<br /> for(var i = 1,len = this.tiles.length; i < len; i++){<br /> j = i;<br /> while(j % 4 != 0){<br /> this.merge(this.tiles[j - 1],this.tiles[j]);<br /> j -= 1;<br /> }<br /> }<br /> break;<br /> case 'D':<br /> for(var i = 14; i >= 0; i--){<br /> j = i;<br /> while(j % 4 != 3){<br /> this.merge(this.tiles[j + 1],this.tiles[j]);<br /> j += 1;<br /> }<br /> }<br /> break;<br /> }<br /> this.randomTile();<br /> },merge: function(prevTile,currTile){<br /> var prevVal = prevTile.getAttribute('val');<br /> var currVal = currTile.getAttribute('val');<br /> if(currVal != 0){<br /> if(prevVal == 0){<br /> this.setTileVal(prevTile,currVal);<br /> this.setTileVal(currTile,0);<br /> }<br /> else if(prevVal == currVal){<br /> this.setTileVal(prevTile,prevVal </em> 2);<br /> this.setTileVal(currTile,0);<br /> }<br /> }<br /> },equal: function(tile1,tile2){<br /> return tile1.getAttribute('val') == tile2.getAttribute('val');<br /> },max: function(){<br /> for(var i = 0,len = this.tiles.length; i < len; i++){<br /> if(this.tiles[i].getAttribute('val') == 2048){<br /> return true;<br /> }<br /> }<br /> },over: function(){<br /> for(var i = 0,len = this.tiles.length; i < len; i++){<br /> if(this.tiles[i].getAttribute('val') == 0){<br /> return false;<br /> }<br /> if(i % 4 != 3){<br /> if(this.equal(this.tiles[i],this.tiles[i + 1])){<br /> return false;<br /> }<br /> }<br /> if(i < 12){<br /> if(this.equal(this.tiles[i],this.tiles[i + 4])){<br /> return false;<br /> }<br /> }<br /> }<br /> return true;<br /> },clean: function(){<br /> for(var i = 0,len = this.tiles.length; i < len; i++){<br /> this.container.removeChild(this.tiles[i]);<br /> }<br /> this.tiles = new Array(16);<br /> }<br /> }</p> <p>var game,startBtn;</p> <p>window.onload = function(){<br /> var container = document.getElementById('div2048');<br /> startBtn = document.getElementById('start');<br /> startBtn.onclick = function(){<br /> this.style.display = 'none';<br /> game = game || new game2048(container);<br /> game.init();<br /> }<br /> }</p> <p>window.onkeydown = function(e){<br /> var keynum,keychar;<br /> if(window.event){ // IE<br /> keynum = e.keyCode;<br /> }<br /> else if(e.which){ // Netscape/Firefox/Opera<br /> keynum = e.which;<br /> }<br /> keychar = String.fromCharCode(keynum);<br /> if(['W','S','A','D'].indexOf(keychar) > -1){<br /> if(game.over()){<br /> game.clean();<br /> startBtn.style.display = 'block';<br /> startBtn.innerHTML = 'game over,replay?';<br /> return;<br /> }<br /> game.move(keychar);<br /> }<br /> }</pre></p> </div> <p>以上所诉就是本文的全部<a href="/tag/neirong/" target="_blank" class="keywords">内容</a>了,希望大家能够喜欢。</p></div> <div class="topcard-tags"><a href="/tag/2048/" class="tag_link" target="_blank">2048</a><a href="/tag/2048p/" class="tag_link" target="_blank">2048</a><a href="/tag/javascriptp/" class="tag_link" target="_blank">javascript</a></div> <ul class="list-group"> <li class="list-group-item"><a href="/js/55052.html" title="JavaScript模拟实现继承的方法">上一篇:JavaScript模拟实现继承的方法</a><a href="/js/55050.html" title="javascript实现简单的贪吃蛇游戏" class="text-muted pull-right">下一篇:javascript实现简单的贪吃蛇游戏</a> </li> </ul> </div> </div> </div> <!-- row end --> <div class="row row-sm"> <div class="col-sm-12 col-md-12 col-lg-12"> <div class="card"> <ins class="adsbygoogle" style="display:block" data-ad-format="autorelaxed" data-ad-client="ca-pub-4605373693034661" data-ad-slot="9144498553"></ins> <script> (adsbygoogle = window.adsbygoogle || []).push({}); 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