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+XML 省份和城市之间的联动实现代码
ie与firefox下的event使用说明与详细区别
Jquery 学习笔记(二)
jQuery技巧大放送 学习jquery的朋友可以看下
使用jQuery简化Ajax开发 Ajax开发入门
jQuery入门 构造函数
JavaScript iframe的相互操作浅析
JavaScript null和undefined区别分析
JavaScript 替换Html标签实现代码
jQuery 标题的自动翻转实现代码
JavaScript读取中文cookie时的乱码问题的解决方法
JavaScript 动态创建VML的方法
JavaScript Array扩展实现代码
javascript线性渐变一
javascript 线性渐变二
javascript 线性渐变三
滑动门式菜单 实现代码
extjs 学习笔记(三) 最基本的grid
javascript 操作cookies及正确使用cookies的属性
JavaScript 基础知识 被自己遗忘的

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: 130 ::
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();
 }
}