当前位置: 首页 > 图文教程 > 网络编程 > Javascript > 一个javascript脚本写的俄罗斯方块

Javascript
js 方法实现返回多个数据的代码
Ext 表单布局实例代码
javascript document.referrer 用法
JavaScript 字符编码规则
JS 动态加载脚本的4种方法
jQuery textarea的长度进行验证
jQuery select的操作实现代码
jQuery 1.2.x 升級 1.3.x 注意事项
关于viewport,Ext.panel和Ext.form.panel的关系
日期 时间js控件
JavaScript的parseInt 进制问题
javascript 有用的脚本函数
javascript 两个字符串比较函数
javascript 代码运行器
js arguments.callee的应用代码
JavaScript Table排序 2.0 (更新)
给Function做的OOP扩展
<script defer> defer 是什么意思
FF和IE之间7个JavaScript的差异
javascript获取当前ip的代码

No. « 135 136 137 138 »

技术文章搜索

关键字

Javascript 中的 一个javascript脚本写的俄罗斯方块

出处:互联网   整理: 软晨网（RuanChen.com）   发布: 2009-08-10   浏览: 313 ::
收藏到网摘: n/a

Russia.htm

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> 俄罗斯方块 </TITLE>
<META NAME="Generator" CONTENT="EditPlus">
<META NAME="Author" CONTENT="dolphin">
<META NAME="Description" CONTENT="俄罗斯方块游戏">
<STYLE>
.btnup{
         border-left:solid #ffffff 1px;
         border-top:solid #ffffff 1px;
         border-right:solid #828486 1px;
         border-bottom:solid #828486 1px;
   font-size: 9pt;
   cursor:default
        }
tr{
  font-family:"宋体";
  font-size: 9pt;
  cursor: default
}
</STYLE>
<SCRIPT LANGUAGE="JavaScript" src="Russia.js"></SCRIPT>
</HEAD>

<BODY BGCOLOR="#FFFFFF" onload="Init()" onkeydown="keyDown()">
<TABLE border="0" cellspacing="2" cellpadding="6" align="center" width="60%">
<TR valign="top">
 <TD width="120">
  得分: &nbsp;&nbsp;<SPAN ID="gScore"></SPAN>&nbsp;&nbsp;<p>
  级别: &nbsp;&nbsp;<SPAN ID="gLevel"></SPAN>&nbsp;&nbsp;<p>
  行数: &nbsp;&nbsp;<SPAN ID="gLine"></SPAN>&nbsp;&nbsp;<p>
 </TD>
 <TD><SPAN ID="GameBody"><!-- 游戏主区域 --></SPAN></TD>
 <TD>
  <SPAN ID="GameForecast"><!-- 游戏预报区域 --></SPAN><p>
  <BUTTON ID="start" onclick="StartGame()">开始游戏</BUTTON><p>
  <BUTTON ID="pause" onclick="PauseGame()">暂停游戏</BUTTON><p>
  <BUTTON ID="over" onclick="OverGame()">结束游戏</BUTTON><p>
  <BUTTON>帮&nbsp;&nbsp;&nbsp;&nbsp;助</BUTTON>
 </TD>
</TR>
</TABLE>
</BODY>
</HTML>

Russia.js

var Cols = 10, Rows = 20, Sqlen = 16;
var Color = new Array(8);
var delLine = new Array();
var CLoc = new Array();
var RLoc = new Array();
var CurSq,NextSq;
var type=-1,oldtype;
var delay = new Array(600,500,400,300,200,100,90,80,70);
var TimerID;
var pos = 0,end,level=0,score=0,lines=0;
var isOver=false,isPause=false;

Color[0] = "#d0d0d0";
Color[1] = "red";
Color[2] = "green"
Color[3] = "cyan";
Color[4] = "yellow";
Color[5] = "orange";
Color[6] = "pink";
Color[7] = "blue";


function GameArea(row,col,name){
 var s = "<TABLE BORDER=1 cellspacing=0 cellpadding=1 bgcolor=" + Color[0] + ">";
 for(var i=0; i<row; i++){
  s = s + "<TR Height=" + Sqlen + ">";
  for(var j=0; j<col; j++){
   var id = name + i + "#" + j;
   s = s + "<TD Width=" + Sqlen + " class=btnup id=" + id;
   s = s + " style=\"background:" + Color[0] + "\">&nbsp;</TD>"
  }
  s = s + "</TR>";
 }
 s = s + "</TABLE>";
 return s;
}

function Init(){
 GameBody.innerHTML = GameArea(Rows,Cols,'Main');
 GameForecast.innerHTML = GameArea(4,4,'Forecast');
}

function Square(cols,rows,color){
 this.rows = rows;
 this.cols = cols;
 this.color = color;
}

function chooseSquare(type,x,y){
 var sq = new Array(4);
 switch(type){
  case 0:
   sq[0] = new Square(x-1,y,1);
   sq[1] = new Square(x,y,1);
   sq[2] = new Square(x+1,y,1);
   sq[3] = new Square(x+2,y,1);
   break;
  case 1:
   sq[0] = new Square(x,y,5);
   sq[1] = new Square(x,y+1,5);
   sq[2] = new Square(x+1,y+1,5);
   sq[3] = new Square(x,y+2,5);
   break;
  case 2:
   sq[0] = new Square(x,y,2);
   sq[1] = new Square(x,y+1,2);
   sq[2] = new Square(x+1,y+1,2);
   sq[3] = new Square(x+1,y+2,2);
   break;
  case 3:
   sq[0] = new Square(x+1,y,7);
   sq[1] = new Square(x+1,y+1,7);
   sq[2] = new Square(x,y+1,7);
   sq[3] = new Square(x,y+2,7);
   break;
  case 4:
   sq[0] = new Square(x,y,3);
   sq[1] = new Square(x+1,y,3);
   sq[2] = new Square(x,y+1,3);
   sq[3] = new Square(x+1,y+1,3);
   break;
  case 5:
   sq[0] = new Square(x,y,6);
   sq[1] = new Square(x+1,y,6);
   sq[2] = new Square(x+1,y+1,6);
   sq[3] = new Square(x+1,y+2,6);
   break;
  case 6:
   sq[0] = new Square(x+1,y,4);
   sq[1] = new Square(x,y,4);
   sq[2] = new Square(x,y+1,4);
   sq[3] = new Square(x,y+2,4);
   break;
 }
 return sq;
}

function reDraw(name,sq){
 var obj;
 for(var i=0; i<sq.length; i++){
  obj = document.all(name + sq[i].rows + "#" + sq[i].cols);
  obj.style.background = Color[sq[i].color];
 }
}
function clearDraw(name,sq){
 var obj;
 for(var i=0; i<sq.length; i++){
  obj = document.all(name + sq[i].rows + "#" + sq[i].cols);
  obj.style.background = Color[0];
 }
}

function isBounds(sq){
 for(var i=0; i<sq.length; i++){
  if(sq[i].cols<0 || sq[i].cols>9 || sq[i].rows<0 || sq[i].rows>19)
   return false;
 }
 return true;
}

function SortSquare(sq,name,isMax){
 if(isMax){
  var Max = 0;
  if(name=="Rows"){
   for(var i=0; i<sq.length; i++){
    if(sq[i].rows>Max) Max = sq[i].rows;
   }
  }
  else{
   for(var i=0; i<sq.length; i++){
    if(sq[i].cols>Max) Max = sq[i].cols;
   }   
  }
  return Max;
 }
 else{
  var Min = 20;
  if(name=="Rows"){
   for(var i=0; i<sq.length; i++){
    if(sq[i].rows<Min) Min = sq[i].rows;
   }
  }
  else{
   for(var i=0; i<sq.length; i++){
    if(sq[i].cols<Min) Min = sq[i].cols;
   }  
  }
  return Min;
 }
}

function StartGame(){
 start.disabled = true;
 pause.focus();
 type = parseInt(Math.random()*7);
 oldtype = type;
 type = parseInt(Math.random()*7);
 var m = 4/2 -1;
 NewSq = chooseSquare(type,m,0);
 reDraw('Forecast',NewSq);
 Start();
}
function Start(){
 if(isOver){
  var s = "本次游戏结束！ ";
  OverGame(s);
 }
 gScore.innerText = score;
 gLine.innerText = lines;
 gLevel.innerText = level;
 oldtype = type;
 clearDraw('Forecast',NewSq);
 type = parseInt(Math.random()*7);
 var m = 4/2 -1;
 NewSq = chooseSquare(type,m,0);
 reDraw('Forecast',NewSq);
 var mm = Cols/2 -1;
 CurSq = chooseSquare(oldtype,mm,0);
 reDraw('Main',CurSq);
 window.clearInterval(TimerID);
 TimerID = window.setInterval("Run()",delay[level]);
}
function Run(){
 if(isPause) return;
 if(MoveCurSq(0,1,false) == false){
  window.clearInterval(TimerID);
  if(RemoveLines()==true) {
   DelLines();
   lines = lines + delLine.length;
   switch(delLine.length){
    case 1:
     score = score + 100;
     break;
    case 2:
     score = score + 300;
     break;
    case 3:
     score = score + 700;
     break;
    case 4:
     score = score + 1000;
     break;
   }

   level = parseInt(score/10000);
  }
  Start();
 }
}

function RemoveLines(){
 var obj,m=0;
 var isRemove = true;
 var searchPos = true;
 var del = new Array();
 for(var i=19; i>=0; i--){
  for(var j=0; j<10; j++){
   obj = document.all("Main" + i + "#" + j);
   if(obj.style.background == Color[0]){
    isRemove = false;
   }
   else{
    searchPos = false;
   }
  }
  if(searchPos) {
   end = i;
   if(del.length>0){delLine=del;return true;}
   else{return false;}
  }
  if(isRemove) {del[m] = i; m++;}
  searchPos = true;
  isRemove = true;
 }
}

function DelLines(){
 var deleted = 0;
 var obj;
 for(var i=0; i<delLine.length; i++){
  for(var j=0; j<10; j++){
   obj = document.all("Main" + delLine[i] + "#" + j);
   obj.style.background = Color[0];
  }
  deleted = deleted + 1;
  if(delLine.length>deleted)
  {
   if(delLine[i]-delLine[i+1]>1) ReDrawLine(delLine[i+1],delLine[i],deleted);
  }
 }
 ReDrawLine(end,delLine[delLine.length - 1],deleted);
}

function ReDrawLine(endline,startline,moveline){
 var obj;
 for(var i= startline - 1; i>endline; i--){
  for(var j=0; j<10; j++){
   obj = document.all("Main" + i + "#" + j);
   var oldcolor = obj.style.background;
   obj.style.background = Color[0];
   var rowid = i + moveline;
   obj = document.all("Main" + rowid + "#" + j);
   obj.style.background = oldcolor;
  }
 }
}

function MoveSquare(from,to){
 if(isBounds(to) == false) return false;
 var obj;
 loop:
 for(var i=0; i<to.length; i++){
  obj = document.all("Main" + to[i].rows + "#" + to[i].cols);
  if(obj.style.background != Color[0]){
   for(var j=0; j<from.length; j++)
    if(to[i].cols==from[j].cols&&to[i].rows==from[j].rows&&to[i].color==from[j].color)
     continue loop;
    return false
  }
 }
 return true;
}

function MoveCurSq(x,y,isRotate){
 NextSq = new Array(CurSq.length);
 for(var i=0; i<CurSq.length; i++){
  if(isRotate){
   var dx = CurSq[i].cols - CurSq[0].cols;
   var dy = CurSq[i].rows - CurSq[0].rows;
   NextSq[i] = new Square(CurSq[0].cols-dy,CurSq[0].rows+dx,CurSq[i].color);
  }
  else
   NextSq[i] = new Square(CurSq[i].cols+x,CurSq[i].rows+y,CurSq[i].color);
 }
 if(isRotate) reNextSq();
 if(MoveSquare(CurSq,NextSq) == false){
  for(var i=0; i<CurSq.length; i++){
   if((CurSq[i].rows==0&&CurSq[i].cols==Cols/2)||(CurSq[i].rows==0&&CurSq[i].cols==Cols/2-1))
    isOver = true;
  }
  return false;
 }

 clearDraw('Main',CurSq);
 CurSq = NextSq;
 reDraw('Main',CurSq);
 return true;
}

function reNextSq(){
 var minCols = SortSquare(NextSq,'Cols',false);
 var minRows = SortSquare(NextSq,'Rows',false);
 var maxCols = SortSquare(NextSq,'Cols',true);
 var maxRows = SortSquare(NextSq,'Rows',true);

 if(minCols<0)  changeNextSq('Cols',-minCols);
 if(minRows<0)  changeNextSq('Rows',-minRows);
 if(maxCols>9)  changeNextSq('Cols',9-maxCols);
 if(maxRows>19) changeNextSq('Rows',19-maxRows);
}

function changeNextSq(name,pos){
 for(var i=0; i<NextSq.length; i++){
  if(name="Rows")
   NextSq[i].rows = NextSq[i].rows + pos;
  else
   NextSq[i].cols = NextSq[i].cols + pos;
 }
}

function keyDown(){
 switch(event.keyCode){
  case 40:
   MoveCurSq(0,1,false);
   break;
  case 37:
   MoveCurSq(-1,0,false);
   break;
  case 38:
   MoveCurSq(0,0,true);
   break;
  case 39:
   MoveCurSq(1,0,false);
   break;
 }
}

function PauseGame(){
 if(pause.innerText == "暂停游戏"){
  isPause = true;
  pause.innerText = "继续游戏";
  pause.focus();
 }
 else{
  isPause = false;
  pause.innerText = "暂停游戏";
  pause.focus();
  Run();
 }
}

function OverGame(str){
 if(typeof(str)=="undefined") str = "你的得分：" + score +"。是否重玩游戏？ ";
 else str = str + "你的得分：" + score +"。是否重玩游戏？ ";

 var isOK = window.confirm(str);
 if(!isOK) {
  document.location.reload();
  window.close();
 }
 else{
  document.location.reload();
 }
}