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标题: 射击代码 [打印本页]

作者: 729796565 时间: 2010-7-30 13:58 标题: 射击代码

<html>
<head>
<title>射击</title>
</head><body>

<script language="JavaScript">
function MakeArray( n){
   this.length = n;
   for (var i = 1; i <= n; i++) {
      this = 0
   }
   return this
}
var d0 = new Date();
var r0 = d0.getSeconds();
function poor_rand(){
   d1 = new Date();
   r0 = (r0 * r0 + r0 + d1.getSeconds()) % 3721 ;
   return r0 % width_n;
}
var height_n = 8;
var width_n =5;
var enemy = new MakeArray( width_n);
var wtime;
var score;
var gameover;
document.write( "<FORM NAME='fm1'>");
document.write( "<INPUT TYPE='text' NAME='message' SIZE=20>");
document.write( "</FORM>");
document.write( "<FORM NAME='fm2'><TABLE>");
for( var i=0; i<height_n; i++){
   document.write( "<TR>");
   for( var j=0;j<width_n; j++){
      document.write( "<TD><CENTER><INPUT TYPE='radio'></CENTER></TD>");
   }
   document.write( "</TR>");
}
document.write( "<TR>");
for( var j=0;j<width_n; j++){
   document.write( "<TD><INPUT TYPE='button' VALUE='射' onClick='fire("
      + j + ")'></TD>");
}
document.write( "</TR>");
document.write( "</TABLE>");
document.write( "<INPUT TYPE='button' VALUE='开始' onClick='game_start()'>");
document.write( "</FORM>");
function come(){
   var n = poor_rand();
   document.fm2.elements[ width_n * enemy[n+1] + n].checked = true;
   enemy[n+1]++;
   if( enemy[n+1] < height_n){
      setTimeout("come()", wtime);
   }else{
   gameover = true;
   document.fm1.message.value =  "游戏结束:" + score ;
   }
}
function fire( n){
   if( gameover ) return;
   for( var i=0; i<enemy[n+1]; i++){
      document.fm2.elements[ width_n * i + n].checked = false;
   }
   score += enemy[ n+1];
   document.fm1.message.value = "分数:" + score;
   enemy[ n+1] = 0;
   if( wtime > 50){ wtime -= 10};
}
function game_start(){
for( var n=0; n<width_n; n++){
      for( var i=0; i<enemy[n+1]; i++){
         document.fm2.elements[ width_n * i + n].checked = false;
      }
      enemy[n+1] = 0;
   }
   wtime = 150;
   score = 0;
   gameover = false;
   document.fm1.message.value = "分数:" + score;
   setTimeout("come()", wtime);
}
</script>
</body></html>
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