史上最短小精悍的javascript编写的俄罗斯方块游戏，仅仅60行代码

来源：互联网发布：电影评分数据编辑：程序博客网时间：2024/05/16 08:52

原文：史上最短小精悍的javascript编写的俄罗斯方块游戏，仅仅60行代码

源代码下载地址：http://www.zuidaima.com/share/1759652641295360.htm

在线试玩地址：http://demo.zuidaima.com/html/1759652641295360/index.html

直接上效果图：

通过左右下控制方向，上改变形状。

game over

<!doctype html><html><head></head><body><div id="box" style="width:252px;font:25px/25px 宋体;background:#000;color:#9f9;border:#999 20px ridge;text-shadow:2px 3px 1px #0f0;"></div><script>var domain="www.zuidaima.com";var author="zuidaima";var map=eval("["+Array(23).join("0x801,")+"0xfff]");var tatris=[[0x6600],[0x2222,0xf00],[0xc600,0x2640],[0x6c00,0x4620],[0x4460,0x2e0,0x6220,0x740],[0x2260,0xe20,0x6440,0x4700],[0x2620,0x720,0x2320,0x2700]];var keycom={"38":"rotate(1)","40":"down()","37":"move(2,1)","39":"move(0.5,-1)"};var dia, pos, bak, run;function start(){    dia=tatris[~~(Math.random()*7)];    bak=pos={fk:[],y:0,x:4,s:~~(Math.random()*4)};    rotate(0);}function over(){    document.onkeydown=null;    clearInterval(run);    alert("GAME OVER");}function update(t){    bak={fk:pos.fk.slice(0),y:pos.y,x:pos.x,s:pos.s};    if(t) return;    for(var i=0,a2=""; i<22; i++)        a2+=map[i].toString(2).slice(1,-1)+"<br/>";    for(var i=0,n; i<4; i++)        if(/([^0]+)/.test(bak.fk[i].toString(2).replace(/1/g,"\u25a1")))            a2=a2.substr(0,n=(bak.y+i+1)*15-RegExp.$_.length-4)+RegExp.$1+a2.slice(n+RegExp.$1.length);    document.getElementById("box").innerHTML=a2.replace(/1/g,"\u25a0").replace(/0/g,"\u3000");}function is(){    for(var i=0; i<4; i++)        if((pos.fk[i]&map[pos.y+i])!=0) return pos=bak;}function rotate(r){    var f=dia[pos.s=(pos.s+r)%dia.length];    for(var i=0; i<4; i++)        pos.fk[i]=(f>>(12-i*4)&15)<<pos.x;    update(is());}function down(){    ++pos.y;    if(is()){        for(var i=0; i<4 && pos.y+i<22; i++)            if((map[pos.y+i]|=pos.fk[i])==0xfff)                map.splice(pos.y+i,1), map.unshift(0x801);        if(map[1]!=0x801) return over();        start();    }    update();}function move(t,k){    pos.x+=k;    for(var i=0; i<4; i++)        pos.fk[i]*=t;    update(is());}document.onkeydown=function(e){    eval(keycom[(e?e:event).keyCode]);};start();run=setInterval("down()",400);</script></body></html>

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