| <!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;margin:0 auto;"></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> |
| |
