<HTML>
<HEAD>
<META NAME="Title" CONTENT="JScript Simple Tetris">

<TITLE>Simple Tetris</TITLE>

<style>

body {
}{margin:0;background:black;}

td {
}{height:20;width:20;}

#block_div {
}{position:absolute;z-index:1;width:80;}

#table_div {
}{position:absolute;z-index:0;width:320;}

#nblock_div {
}{position:absolute;z-index:2;font:48 system;color:red;}

#title_div {
}{position:absolute;left:326;top:7;font-size:22px;color:white}

#infobar_div {
}{position:absolute;left:396;top:416;}

#infobar2_div {
}{position:absolute;left:396;top:480;font-size:14px;color:white}

#infobar2_div a{
}{color:99ccff;font:system;text-decoration:none}
</style>


<SCRIPT ID=clientEventHandlersJS LANGUAGE=javascript>
<!--



if (document.all)
{
var n_width = 800;
var n_height = 600;
var n_left = Math.round( screen.width/2 ) - n_width/2;
var n_top = Math.round( screen.height/2 ) - n_height/2;
var n_IncStep = 20;
var curBlcok,nextBlock;
var arr_curBlock = new Array(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);
var curX,curY;
var speed=1;
var maxspeed=9;
var clr_per_line=18;
var pause=0;
var gameover=0;
var colors = new Array("#999999","#0000FF","#80FFFF","#80FF80","#FFFF00","#FF8000","#FF00FF","#FF0000"
);
var cid;
var ncid;
var blocks = new Array("tt_O1","tt_T2","tt_Z1","tt_S1","tt_L1","tt_J1","tt_I2");
var bid;
var killedlines=0;

var tt_O1 = new Array(0,0,0,0,0,0,0,0,0,1,1,0,0,1,1,0);
var tt_O2 = new Array(0,0,0,0,0,0,0,0,0,1,1,0,0,1,1,0);
var tt_O3 = new Array(0,0,0,0,0,0,0,0,0,1,1,0,0,1,1,0);
var tt_O4 = new Array(0,0,0,0,0,0,0,0,0,1,1,0,0,1,1,0);

var tt_T1 = new Array(0,0,0,0,0,1,0,0,1,1,0,0,0,1,0,0);
var tt_T2 = new Array(0,0,0,0,0,0,0,0,1,1,1,0,0,1,0,0);
var tt_T3 = new Array(0,0,0,0,0,1,0,0,0,1,1,0,0,1,0,0);
var tt_T4 = new Array(0,0,0,0,0,1,0,0,1,1,1,0,0,0,0,0);

var tt_Z1 = new Array(0,0,0,0,1,1,0,0,0,1,1,0,0,0,0,0);
var tt_Z2 = new Array(0,0,0,0,0,0,1,0,0,1,1,0,0,1,0,0);
var tt_Z3 = new Array(0,0,0,0,0,1,1,0,0,0,1,1,0,0,0,0);
var tt_Z4 = new Array(0,0,1,0,0,1,1,0,0,1,0,0,0,0,0,0);

var tt_S1 = new Array(0,0,0,0,0,1,1,0,1,1,0,0,0,0,0,0);
var tt_S2 = new Array(0,0,0,0,0,1,0,0,0,1,1,0,0,0,1,0);
var tt_S3 = new Array(0,0,0,0,0,0,1,1,0,1,1,0,0,0,0,0);
var tt_S4 = new Array(0,1,0,0,0,1,1,0,0,0,1,0,0,0,0,0);

var tt_L1 = new Array(0,1,0,0,0,1,0,0,0,1,1,0,0,0,0,0);
var tt_L2 = new Array(0,0,0,0,0,0,1,0,1,1,1,0,0,0,0,0);
var tt_L3 = new Array(0,0,0,0,0,1,1,0,0,0,1,0,0,0,1,0);
var tt_L4 = new Array(0,0,0,0,0,1,1,1,0,1,0,0,0,0,0,0);

var tt_J1 = new Array(0,0,1,0,0,0,1,0,0,1,1,0,0,0,0,0);
var tt_J2 = new Array(0,0,0,0,1,1,1,0,0,0,1,0,0,0,0,0);
var tt_J3 = new Array(0,0,0,0,0,1,1,0,0,1,0,0,0,1,0,0);
var tt_J4 = new Array(0,0,0,0,0,1,0,0,0,1,1,1,0,0,0,0);

var tt_I1 = new Array(0,1,0,0,0,1,0,0,0,1,0,0,0,1,0,0);
var tt_I2 = new Array(0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1);
var tt_I3 = new Array(0,0,1,0,0,0,1,0,0,0,1,0,0,0,1,0);
var tt_I4 = new Array(0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1);

var table = new Array(
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,
1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1)

}
else
alert("You need IE4+ to play Tetris!")


function dimension2(row,col,num)
{
var i = row * num + col;
return (this[i]);
}
Array.prototype.getd = dimension2;


function ShowBlock(x,y,block_type,color)
{

for (var i=0;i<block_tbl.rows.length;i++)
{

for (var j=0;j<block_tbl.rows(i).cells.length;j++)
{
var d2 = i * 4 + j;

if (block_type[d2]==1)
{
block_tbl.rows(i).cells(j).style.background = color;
}

else
{
block_tbl.rows(i).cells(j).style.background = "";
}
}
}
block_div.style.pixelLeft=x;
block_div.style.pixelTop=y;
}


function ShowBlock1(x,y,block_type,color,obj_tabID,obj_divID)
{

for (var i=0;i<obj_tabID.rows.length;i++)
{

for (var j=0;j<obj_tabID.rows(i).cells.length;j++)
{
var d2 = i * 4 + j;

if (block_type[d2]==1)
{
obj_tabID.rows(i).cells(j).style.background = color;
}

else
{
obj_tabID.rows(i).cells(j).style.background = "";
}
}
}
obj_divID.style.pixelLeft=x;
obj_divID.style.pixelTop=y;
}


function Change(inc)
{
var type = curBlock.substr(0,4);
var num = curBlock.substr(curBlock.length-1);
num = parseInt(num) + inc;
if (num>4||num<1) num -= 4*inc;
type += num;
eval("arr_tmp = " + type + ";");

if (CanMove(curX,curY,arr_tmp))
{
curBlock = type;
eval("arr_curBlock = " + curBlock + ";");
eval("ShowBlock(block_div.style.pixelLeft,block_div.style.pixelTop," + curBlock + ",colors[" + cid + "]);");
}
}


function CanMove(x,y,block)
{

for (i=0;i<4;i++)
{

for (j=0;j<4;j++)
{
if (block.getd(i,j,4)&table.getd(y/n_IncStep+i,x/n_IncStep+j,16)) return false;
}
}
return true;
}


function NewBlock()
{
curBlock = nextBlock;
cid = ncid;
bid = Math.round(Math.random()*(blocks.length-1));
ncid = Math.round(Math.random()*(colors.length-1));
nextBlock = blocks[bid];
eval("arr_curBlock = " + curBlock + ";");
eval("ShowBlock(120,0," + curBlock + ",colors[" + cid + "]);");
eval("arr_curBlock = " + curBlock + ";");
eval("ShowBlock1(466,116," + nextBlock + ",colors[" + ncid + "],nblock_tbl,nblock_div);");
}


function SaveBlock()
{

for (i=0;i<4;i++)
{

for (j=0;j<4;j++)
{
table[(curY/n_IncStep+i)*16+curX/n_IncStep+j]|=arr_curBlock[i*4+j];
if (arr_curBlock[i*4+j]==1)
if ((curY/n_IncStep+i<21)&&(curX/n_IncStep+j>1)&&(curX/n_IncStep+j<14))
table_tbl.rows(curY/n_IncStep+i).cells(curX/n_IncStep+j).style.background = colors[cid];
if (table[(curY/n_IncStep+i)*16+curX/n_IncStep+j]!=1)
table_tbl.rows(curY/n_IncStep+i).cells(curX/n_IncStep+j).style.background = "black";
}
}
}


function DelLine(line)
{

for(i=line;i>0;i--)
{

for(j=2;j<14;j++)
{
table[i*16+j]=table[(i-1)*16+j];
}
}
table_tbl.deleteRow(line);
table_tbl.insertRow(0);

for (i=0;i<16;i++)
{
table_tbl.rows(0).insertCell();
if (i<2||i>13) table_tbl.rows(0).cells(i).style.background="navy";
}
killedlines++;
cll.innerText=parseInt(cll.innerText)+1;
}


function DelLines()
{
var c,d,i,j;
d=0;
curY=block_div.style.pixelTop;

for(i=(curY/20+3);i>curY/20-1;i--)
{
c=0;

for(j=2;j<14;j++)
{
if (isNaN(table[i*16+j])||i==21) break;
c+=table[i*16+j];
}

if(c==12)
{
DelLine(i);
i++;
d++;
}
}
if (d>0)
sco.innerText=parseInt(sco.innerText)+d*d*36;
}


function Lucifer()
{

for(var i=2;i<14;i++)
{
if (table[16+i]==1) return true;
}
return false;
}


function GameOver()
{
gameover=1;
clearInterval(gameInterval);
block_div.innerHTML="";

for (i=0;i<21;i++)
{

for (j=2;j<14;j++)
{
setTimeout("table_tbl.rows(" + i + ").cells(" + j + ").style.background = colors[Math.round(Math.random()*7)];",16*i*j);
}
}
nblock_div.innerHTML = "Game Over";
}



function document_onkeydown()
{
if (gameover==1) return;

with (block_div.style)
{
curX = pixelLeft;
curY = pixelTop;

switch (event.keyCode)
{
case 37:
if (CanMove(curX-n_IncStep,curY,arr_curBlock))
pixelLeft-=n_IncStep;
break;
case 38:
Change(1);
break;
case 39:
if (CanMove(curX+n_IncStep,curY,arr_curBlock))
pixelLeft+=n_IncStep;
break;
case 40:

if (CanMove(curX,curY+n_IncStep,arr_curBlock))
{
pixelTop+=n_IncStep;
}

else
{
SaveBlock();
DelLines();

if (Lucifer())
{
GameOver();
return;
}
sco.innerText=parseInt(sco.innerText)+2;
NewBlock();
}
break;
case 32:

if (pause==0)
{
clearInterval(gameInterval);
pause=1;
}

else
{
gameInterval=window.setInterval("Handle_Interval()",(maxspeed-speed+1)*60);
pause=0;
}
break;
case 90:
Change(1);
break;
case 88:
Change(-1);
break;
default:
}
}
}


function Handle_Interval()
{
curX = block_div.style.pixelLeft;
curY = block_div.style.pixelTop;

if (CanMove(curX,curY+n_IncStep,arr_curBlock))
{
block_div.style.pixelTop+=n_IncStep;
}

else
{
SaveBlock();
DelLines();

if (Lucifer())
{
GameOver();
return;
}
sco.innerText=parseInt(sco.innerText)+2
NewBlock();
}

if (killedlines>=clr_per_line)
{
killedlines-=clr_per_line;
if (speed<maxspeed)
speed++;
else
speed=maxspeed;
spd.innerText=speed;
clearInterval(gameInterval);
gameInterval=window.setInterval("Handle_Interval()",(maxspeed-speed+1)*60);
}
}
//-->
</SCRIPT>


<SCRIPT LANGUAGE=javascript FOR=document EVENT=onkeydown>
<!--
if (document.all)
document_onkeydown()
//-->
</SCRIPT>

</HEAD>

<BODY LANGUAGE=javascript>

<div id=block_div style="left:60;top:0">
<table id=block_tbl border=0 cellspacing=0 cellpadding=0>

<script>

if (document.all)
{

for (var i=0;i<4;i++)
{
document.write("<tr>");

for (var j=0;j<4;j++)
{
document.write("<td style=\"border:1 solid black;\"></td>");
}
document.write("</tr>");
}
}
</script>
</table>
</div>

<div id=nblock_div>
<table id=nblock_tbl border=0 cellspacing=0 cellpadding=0>

<script>

if (document.all)
{

for (var i=0;i<4;i++)
{
document.write("<tr>");

for (var j=0;j<4;j++)
{
document.write("<td style=\"height:40;width:40;border:1 outset black;\"></td>");
}
document.write("</tr>");
}
}
</script>
</table>
</div>

<div id=table_div>
<table id=table_tbl border=0 cellspacing=0 cellpadding=0>

<script>

if (document.all)
{

for (var i=0;i<22;i++)
{
document.write("<tr>");

for (var j=0;j<16;j++)
{
var d2 = i * 16 + j;
if (table[d2]==1)
document.write("<td bgcolor=navy></td>");
else
document.write("<td style=\"background:black;\"></td>");
}
document.write("</tr>");
}
}
</script>
</table>
</div>

<div id=title_div nowrap>Please input speed (1-9) to begin: <input type="text" size=8 id="speedin"> <button onClick="begintet()" id="but">Submit!</button></div>


<div id=infobar_div>
<table border=1 bordercolor=navy cellspacing=0 cellpadding=0>
<tr align=center>
<td style="color:99ccff;font:12 system;width:56;">Speed:</td>
<td style="color:red;font:12 system;" id=spd>1</td>
<td style="color:99ccff;font:12 system;width:86;">Total Score:</td>
<td style="color:red;font:12 system;" id=sco>0</td>
<td style="color:99ccff;font:12 system;width:96;">Cleared Lines:</td>
<td style="color:red;font:12 system;" id=cll>0</td>
</tr>
</table>
</div>


<SCRIPT ID=MainSection LANGUAGE=javascript>
<!--

if (document.all)
{
ncid = Math.round(Math.random()*(colors.length-1));
bid = Math.round(Math.random()*(blocks.length-1));
nextBlock = blocks[bid];
NewBlock();
}

function begintet()
{
document.all.speedin.disabled=true
document.all.but.disabled=true
speed=parseInt(document.all.speedin.value);
if (isNaN(speed)||speed==null||speed>maxspeed||speed<1) speed=1;
spd.innerText=speed;
gameInterval=window.setInterval("Handle_Interval()",(maxspeed-speed+1)*60);
}


//-->
</SCRIPT>
</BODY>
</HTML>

posted @
2006-12-14 20:56
My name is chenyu
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