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JS version-Tetris

Source: Internet
Author: User
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<HTML> <Meta http-equiv = Content-Type content = "text/html; charset = gb2312">
<Meta content = "jscript simple RIS ris" name = title>
<Style>
Body {Background: black; margin: 0px}
TD {width: 20px; Height: 20px}
# Block_div {Z-INDEX: 1; width: 80px; position: absolute}
# Table_div {width: 320px; position: absolute}
# Nblock_div {Z-INDEX: 2; Font: 48px system; color: red; position: absolute}
# Title_div {font-size: 22px; left: 326px; color: White; position: absolute; top: 7px}
# Infobar_div {left: pixel PX; position: absolute; top: 416px}
# Infobar2_div {font-size: 14px; left: pixel; color: White; position: absolute; top: 480px}
# Infobar2_div A {color: #99 CCFF; text-Decoration: None}
</Style>
<Script language = JavaScript id = clienteventhandlersjs>
<! --
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 );
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", "#80 ffff", "#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 );
VaR tt_o2 = new array );
VaR tt_o3 = new array );
VaR tt_o4 = new array );

VaR tt_t1 = new array );
VaR tt_t2 = new array );
VaR tt_t3 = new array );
VaR tt_t4 = new array );

VaR tt_z1 = new array );
VaR tt_z2 = new array );
VaR tt_z3 = new array );
VaR tt_z4 = new array );

VaR tt_s1 = new array (, 0 );
VaR tt_s2 = new array );
VaR tt_s3 = new array );
VaR tt_s4 = new array );

VaR tt_l1 = new array );
VaR tt_l2 = new array );
VaR tt_l3 = new array );
VaR tt_l4 = new array );

VaR tt_j1 = new array );
VaR tt_j2 = new array );
VaR tt_j3 = new array );
VaR tt_j4 = new array );

VaR tt_i1 = new array );
VaR tt_i2 = new array );
VaR tt_i3 = new array );
VaR tt_i4 = new array );

VaR table = new array (
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
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 * 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 event = onkeydown for = document>
<! --
If (document. All)
Document_onkeydown ()
// -->
</SCRIPT>

<Meta content = "mshtml 6.00.5730.11" name = generator> <Body Language = JavaScript>
<Div id = block_div style = "Left: 60px; top: 0px">
<Table id = block_tbl cellspacing = 0 cellpadding = 0 border = 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>

<Tbody> </table> </div>
<Div id = nblock_div>
<Table id = nblock_tbl cellspacing = 0 cellpadding = 0 border = 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>

<Tbody> </table> </div>
<Div id = table_div>
<Table id = table_tbl cellspacing = 0 cellpadding = 0 border = 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>

<Tbody> </table> </div>
<Div id = title_div nowrap> Please input speed (1-9) to begin: <input id = speedin
Size = 8> & nbsp; <button id = But onclick = begintet ()> submit! </Button> </div>
<Div id = infobar_div>
<Table bordercolor = Navy cellspacing = 0 cellpadding = 0 border = 1>
<Tbody>
<Tr align = middle>
<TD style = "Font: 12px system; width: 56px; color: #99 CCFF"> speed: </TD>
<TD id = SPD style = "Font: 12px system; color: Red"> 1 </TD>
<TD style = "Font: 12px system; width: 86px; color: #99 CCFF"> total score: </TD>
<TD id = SCO style = "Font: 12px system; color: Red"> 0 </TD>
<TD style = "Font: 12px system; width: 96px; color: #99 CCFF"> cleared
Lines: </TD>
<TD id = CLL
Style = "Font: 12px system; color: Red"> 0 </TD> </tr> </tbody> </table> </div>
<Script language = JavaScript id = mainsection>
<! --
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>  

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