俄罗斯方块

<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==21break;
            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]==1return 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==1return;
    
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">&nbsp;<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  阅读(256)  评论(1)    收藏  举报