走迷宫
来源：互联网 发布：python导航 中英文 编辑：程序博客网 时间：2024/05/01 09:25
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=gb2312">
<title>走迷宫
</title>
<style>
body {
background-Color:#FFF;
overflow:auto;
font-size:12px;
}
table {
font-size:12px;
}
</style>
<script>
//作者Hutia. 转贴请保留，谢谢
var maps = {
mx : 40, //宽度
my : 40, //高度
cx : 5, //显示宽度
cy : 5, //显示高度
sx : 0, //显示位置左上角x坐标
sy : 0, //显示位置左上角y坐标
px : 0, //指针x坐标
py : 0, //指针y坐标
rate : 0.65, //迷宫开放路口比率
sRate : 1.5, //迷宫曲折率
cells : new Array(),
oP : null,
oE : null,
element : null,
Cell :
function(x,y){
return(this.cells[y*this.mx+x]);
},
doRand :
function(){
for(var i=0;i<this.cells.length;i++){
this.cells[i].setTop(Math.random()>this.rate);
this.cells[i].setBottom(Math.random()>this.rate);
this.cells[i].setLeft(Math.random()>this.rate);
this.cells[i].setRight(Math.random()>this.rate);
}
x1=0;y1=0;
for(var i=0;i<parseInt(this.mx/this.sRate);i++){
if(i<parseInt(this.mx/3)-1){
x2=parseInt(Math.random()*this.mx);
y2=parseInt(Math.random()*this.my);
}else{
x2=this.mx-1;
y2=this.my-1;
}
stepX=x1>x2?-1:1;
stepY=y1>y2?-1:1;
if(i%2==0){
if(x1!=x2){
for(var x=x1;x!=x2;x+=stepX){
if(stepX>0){
this.Cell(x,y1).setRight(true);
}else{
this.Cell(x,y1).setLeft(true);
}
}
}
if(y1!=y2){
for(var y=y1;y!=y2;y+=stepY){
if(stepY>0){
this.Cell(x2,y).setBottom(true);
}else{
this.Cell(x2,y).setTop(true);
}
}
}
}else{
if(y1!=y2){
for(var y=y1;y!=y2;y+=stepY){
if(stepY>0){
this.Cell(x2,y).setBottom(true);
}else{
this.Cell(x2,y).setTop(true);
}
}
}
if(x1!=x2){
for(var x=x1;x!=x2;x+=stepX){
if(stepX>0){
this.Cell(x,y1).setRight(true);
}else{
this.Cell(x,y1).setLeft(true);
}
}
}
}
x1=x2;y1=y2;
}
},
element_onkeydown :
function(){
with(this.parentObject){
switch(HTML.keyChar()){
case "up":
if(py>0&&Cell(px,py).iTop){
py--;
if(py<sy||(py-sy)*2+1<cy){
sy--;
if(sy<0){
sy=0;
}
}
this.parentObject.refreshElement();
}
break;
case "down":
if(py<my-1&&Cell(px,py).iBottom){
py++;
if(py>cy-1||(py-sy)*2>cy){
sy++;
if(sy>my-cy){
sy=my-cy;
}
}
this.parentObject.refreshElement();
}
break;
case "left":
if(px>0&&Cell(px,py).iLeft){
px--;
if(px<sx||(px-sx)*2+1<cx){
sx--;
if(sx<0){
sx=0;
}
}
this.parentObject.refreshElement();
}
break;
case "right":
if(px<mx-1&&Cell(px,py).iRight){
px++;
if(px>cx-1||(px-sx)*2>cx){
sx++;
if(sx>mx-cx){
sx=mx-cx;
}
}
this.parentObject.refreshElement();
}
break;
}
}
},
init :
function(){
this.cells=new Array();
for(var x=0;x<this.mx;x++){
for(var y=0;y<this.my;y++){
this.cells[y*this.mx+x]=new _node(x,y,this.mx,this.my);
}
}
this.linkCells();
this.doRand();
this.initElement();
},
initElement :
function(){
if(this.element){
this.element.outerHTML="";
}
this.element=document.createElement("Table");
this.element.style.border="#FFF 0px solid";
this.element.cellSpacing=0;
this.element.cellPadding=0;
for(var y=0;y<this.cy;y++){
this.element.insertRow();
for(var x=0;x<this.cx;x++){
theCell=this.element.rows[y].insertCell();
theCell.innerText=" ";
with(theCell.style){
width=40;
height=40;
paddingLeft=5;
overflow="hidden";
}
this.refreshElementCell(this.sx+x,this.sy+y);
}
}
document.body.insertBefore(this.element);
this.element.parentObject=this;
this.element.onkeydown=maps.element_onkeydown;
this.oP=document.createElement("IMG");
this.oP.src="http://pic1.blueidea.com/bbs/smile.gif";
this.element.rows[0].cells[0].insertBefore(this.oP);
this.element.focus();
},
linkCells :
function(){
for(var i=0;i<this.cells.length;i++){
this.cells[i].oTop=this.cells[i].topIndex==null?null:this.cells[this.cells[i].topIndex];
this.cells[i].oBottom=this.cells[i].bottomIndex==null?null:this.cells[this.cells[i].bottomIndex];
this.cells[i].oLeft=this.cells[i].leftIndex==null?null:this.cells[this.cells[i].leftIndex];
this.cells[i].oRight=this.cells[i].rightIndex==null?null:this.cells[this.cells[i].rightIndex];
}
},
refreshElement :
function(){
for(var x=0;x<this.cx;x++){
for(var y=0;y<this.cy;y++){
this.refreshElementCell(x,y);
}
}
this.element.rows[this.py-this.sy].cells[this.px-this.sx].innerHTML="";
this.element.rows[this.py-this.sy].cells[this.px-this.sx].innerText=" ";
this.element.rows[this.py-this.sy].cells[this.px-this.sx].insertBefore(this.oP);
if(this.px==this.mx-1&&this.py==this.my-1){
alert("恭喜你，通过了");
}
},
refreshElementCell :
function(x,y){
theCell=this.element.rows[y].cells[x];
x+=this.sx;y+=this.sy;
if(x!=this.mx&&y!=this.my){theCell.innerHTML="";theCell.innerText=" ";}
with(theCell.style){
if(x>this.mx||y>this.my||x<0||y<0){
border="#FFF 1px solid";
}else{
borderTop=(this.Cell(x,y).iTop?"#FFF":"#000")+" 1px solid";
borderBottom=(this.Cell(x,y).iBottom?"#FFF":"#000")+" 1px solid";
borderLeft=(this.Cell(x,y).iLeft?"#FFF":"#000")+" 1px solid";
borderRight=(this.Cell(x,y).iRight?"#FFF":"#000")+" 1px solid";
}
}
if(x==this.mx-1&&y==this.my-1&&(this.px!=x||this.py!=y)){
theCell.innerHTML="";
this.oE=document.createElement("IMG");
this.oE.src="http://pic1.blueidea.com/bbs/biggrin.gif";
theCell.insertBefore(this.oE);
}
}
}
function init(){
maps.init();
}
function _node(x,y,mx,my){
this.x=x;
this.y=y;
this.mx=mx;
this.my=my;
this.index=y*mx+x;
this.topIndex=y<1?null:(y-1)*mx+x;
this.bottomIndex=y>my-1?null:(y+1)*mx+x;
this.leftIndex=x<1?null:y*mx+x-1;
this.rightIndex=x>mx-1?null:y*mx+x+1;
this.iTop=false;
this.iBottom=false;
this.iLeft=false;
this.iRight=false;
this.oTop=null;
this.oBottom=null;
this.oLeft=null;
this.oRight=null;
this.setTop=_node_setTop;
this.setBottom=_node_setBottom;
this.setLeft=_node_setLeft;
this.setRight=_node_setRight;
}
function _node_setTop(flag){
if(this.oTop&&this.y>0){
this.iTop=flag;
this.oTop.iBottom=flag;
}
}
function _node_setBottom(flag){
if(this.oBottom&&this.y<this.my-1){
this.iBottom=flag;
this.oBottom.iTop=flag;
}
}
function _node_setLeft(flag){
if(this.oLeft&&this.x>0){
this.iLeft=flag;
this.oLeft.iRight=flag;
}
}
function _node_setRight(flag){
if(this.oRight&&this.x<this.mx-1){
this.iRight=flag;
this.oRight.iLeft=flag;
}
}
var HTML = {
keyChar:
function(){
if(event.shiftKey){
switch(event.keyCode.toString()){
case "96":return("0");
case "97":return("1");
case "98":return("2");
case "99":return("3");
case "100":return("4");
case "101":return("5");
case "102":return("6");
case "103":return("7");
case "104":return("8");
case "105":return("9");
case "111":return("/");
case "110":return(".");
case "106":return("*");
case "109":return("-");
case "107":return("+");
case "144":return("numlock");
case "192":return("~");
case "49":return("!");
case "50":return("@");
case "51":return("#");
case "52":return("$");
case "53":return("%");
case "54":return("^");
case "55":return("&");
case "56":return("*");
case "57":return("(");
case "48":return(")");
case "189":return("_");
case "187":return("+");
case "219":return("{");
case "221":return("}");
case "220":return("|");
case "20":return("caplock");
case "186":return(":");
case "222":return("\"");
case "188":return("<");
case "190":return(">");
case "191":return("?");
case "8":return("backspace");
case "9":return("tab");
case "81":return("Q");
case "87":return("W");
case "69":return("E");
case "82":return("R");
case "84":return("T");
case "89":return("Y");
case "85":return("U");
case "73":return("I");
case "79":return("O");
case "80":return("P");
case "65":return("A");
case "83":return("S");
case "68":return("D");
case "70":return("F");
case "71":return("G");
case "72":return("H");
case "74":return("J");
case "75":return("K");
case "76":return("L");
case "16":return("shift");
case "90":return("Z");
case "88":return("X");
case "67":return("C");
case "86":return("V");
case "66":return("B");
case "78":return("N");
case "77":return("M");
case "17":return("ctrl");
case "91":return("win");
case "92":return("win");
case "18":return("alt");
case "32":return(" ");
case "93":return("menu");
case "38":return("up");
case "40":return("down");
case "37":return("left");
case "39":return("right");
case "45":return("insert");
case "46":return("delete");
case "36":return("home");
case "35":return("end");
case "33":return("pageup");
case "34":return("pagedown");
case "34":return("printcreen");
case "145":return("scrolllock");
case "19":return("pause");
case "27":return("esc");
case "12":return("middle");
case "13":return("\r\n");
case "112":return("f1");
case "113":return("f2");
case "114":return("f3");
case "115":return("f4");
case "116":return("f5");
case "117":return("f6");
case "118":return("f7");
case "119":return("f8");
case "120":return("f9");
case "121":return("f10");
case "122":return("f11");
case "123":return("f12");
default:return("unknown");
}
}else{
switch(event.keyCode.toString()){
case "96":return("0");
case "97":return("1");
case "98":return("2");
case "99":return("3");
case "100":return("4");
case "101":return("5");
case "102":return("6");
case "103":return("7");
case "104":return("8");
case "105":return("9");
case "111":return("/");
case "110":return(".");
case "106":return("*");
case "109":return("-");
case "107":return("+");
case "144":return("numlock");
case "192":return("`");
case "49":return("1");
case "50":return("2");
case "51":return("3");
case "52":return("4");
case "53":return("5");
case "54":return("6");
case "55":return("7");
case "56":return("8");
case "57":return("9");
case "48":return("0");
case "189":return("-");
case "187":return("=");
case "8":return("backspace");
case "9":return("tab");
case "81":return("q");
case "87":return("w");
case "69":return("e");
case "82":return("r");
case "84":return("t");
case "89":return("y");
case "85":return("u");
case "73":return("i");
case "79":return("o");
case "80":return("p");
case "219":return("[");
case "221":return("]");
case "220":return("\\");
case "20":return("caplock");
case "65":return("a");
case "83":return("s");
case "68":return("d");
case "70":return("f");
case "71":return("g");
case "72":return("h");
case "74":return("j");
case "75":return("k");
case "76":return("l");
case "186":return(";");
case "222":return("'");
case "16":return("shift");
case "90":return("z");
case "88":return("x");
case "67":return("c");
case "86":return("v");
case "66":return("b");
case "78":return("n");
case "77":return("m");
case "188":return(",");
case "190":return(".");
case "191":return("/");
case "17":return("ctrl");
case "91":return("win");
case "92":return("win");
case "18":return("alt");
case "32":return(" ");
case "93":return("menu");
case "38":return("up");
case "40":return("down");
case "37":return("left");
case "39":return("right");
case "45":return("insert");
case "46":return("delete");
case "36":return("home");
case "35":return("end");
case "33":return("pageup");
case "34":return("pagedown");
case "34":return("printcreen");
case "145":return("scrolllock");
case "19":return("pause");
case "27":return("esc");
case "12":return("middle");
case "13":return("\r\n");
case "112":return("f1");
case "113":return("f2");
case "114":return("f3");
case "115":return("f4");
case "116":return("f5");
case "117":return("f6");
case "118":return("f7");
case "119":return("f8");
case "120":return("f9");
case "121":return("f10");
case "122":return("f11");
case "123":return("f12");
default:return("unknown");
}
}
}
}
</script>
</head>
<body onload="init();" onunload="APP.save();">
</body>
</html>
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