超强很小的js版俄罗斯方块
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html>
<style>
div {display:block;background-color:black;position:absolute;font:17px Tahoma;color:#fff;} span {float:left;background-color:gray;width:12px;height:12px;border:4px gray outset;margin:0 1 1 0;overflow:hidden;} p {float:left;width:8px;height:8px;border:2px gray outset;overflow:hidden;margin:0;padding:0} #main {width:375px;height:430px;display:block;background-color:gray;position:relative;} #body {width:241px;height:401px;left:15px;top:15px;border:1px solid #999;} #score {width:80px;height:24px;left:270px;top:15px;padding:4px;} #level {width:80px;height:24px;left:270px;top:50px;padding:4px;} #next {width:50px;height:50px;left:270px;top:85px;border:19px black solid;} #ctrl {width:80px;height:55px;left:270px;top:360px;padding:4px;text-align:center;background-color:gray} #ctrl button{width:80px;height:25px;}
</style>
<script>
var G = { fs:[], fn:[], score:0, l:['#9F0','#FF3','#F33','#C0C','#33C','#0F3','#F93'], v:[0x801,0x801,0x801,0x801,0x801,0x801,0x801,0x801,0x801,0x801,0x801,0x801,0x801,0x801,0x801,0x801,0x801,0x801,0x801,0xFFFF], d:[[0xCC00],[0x4444,0xF0],[0x8C40,0x6C00],[0x4C80,0xC600],[0x44C0,0x8E00,0xC880,0xE200],[0x88C0,0xE800,0xC440,0x2E00],[0x4E00,0x8C80,0xE400,0x4C40]], init:function(){ var body = document.getElementById('body'); var next = document.getElementById('next'); for(var i=0;i<240;i++){ G.fs.push(body.appendChild(document.createElement("span"))); } for(var i=0;i<16;i++){ G.fn.push(next.appendChild(document.createElement("p"))); } G.domScore = document.getElementById('score'); G.domLevel = document.getElementById('level'); document.onkeydown=function(e){G.event(e||window.event,0)}; G.rand(); G.next(); }, timeTesk:function(){ if(G.pause)return; if(!G.move(G.x, G.y+1, G.t)){ var s = 0; for(var i=0;i<19;i++){ G.v[i]=G.v[i]|G.m[i]; if(G.v[i]==0xFFF){ for(var k=i;k>0;k--){ G.v[k] = G.v[k-1]; } G.score+=++s; } } G.next(); return false; } G.draw(); return true; }, move:function(x,y,t){ var m = []; for(var k=0;k<4;k++){ m[y+k] = (G.d[G.n][t]>>(3-k)*4&0xF)<<Math.max(x,0)>>-Math.min(x,0); if(m[y+k] & G.v[y+k]){ return false; } } G.x = x; G.y = y; G.t = t; G.m = m; G.draw(); return true; }, rand:function(){ G.n = G._n; G.t = G._t; G.c = G._c; G._n = parseInt(Math.random()*G.d.length); G._t = parseInt(Math.random()*G.d[G._n].length); G._c = parseInt(Math.random()*G.l.length); }, next:function(){ G.rand(); if(parseInt(G.score/20)!=G.level){ G.level = parseInt(G.score/20); clearInterval(G.handle); G.handle = setInterval("G.timeTesk()",500/(G.level+1)); } G.domScore.innerHTML = 'Score:'+G.score; G.domLevel.innerHTML = 'Level:'+G.level; var i = 0; while(!(G.d[G.n][G.t]>>i*4&0xF))i++; if(!G.move(3, i-3, G.t)){ alert('Game over!'); clearInterval(G.handle); } }, draw:function(){ for(var i=0;i<240;i++){ if((G.v[parseInt(i/12)]>>(11-i%12))&0x1){ G.fs[i].style.visibility = ''; }else if((G.m[parseInt(i/12)]>>(11-i%12))&0x1){ G.fs[i].style.visibility = ''; G.fs[i].style.borderColor = G.fs[i].style.background = G.l[G.c]; }else{ G.fs[i].style.visibility ='hidden'; } } for(var i=0;i<16;i++){ if(G.d[G._n][G._t]>>(15-i)&0x1){ G.fn[i].style.visibility = ''; G.fn[i].style.borderColor = G.fn[i].style.background = G.l[G._c]; }else{ G.fn[i].style.visibility ='hidden'; } } }, event:function(e,t){ switch(e.keyCode){ case 37: G.move(G.x + 1, G.y, G.t); break; case 39: G.move(G.x - 1, G.y, G.t); break; case 38: G.move(G.x, G.y, (G.t + 1) % G.d[G.n].length); break; case 40: G.timeTesk(); break; case 32: while(G.timeTesk()); } } }
</script>
<body onload='G.init();'>
<div id='main'>
<div id='body'><