php实现贪吃蛇小游戏

贪吃蛇游戏是经典手机游戏，既简单又耐玩。通过控制蛇头方向吃蛋，使得蛇变长，从而获得积分。在诺基亚时代，风靡整个手机界，今天我们来看看另类的，如何使用php来实现贪吃蛇小游戏

废话不多说，代码奉上：

control.php

  
    
  
  
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main.php

tcs.php

10)
        $_SESSION['ud']-=10;
      else
        $_SESSION['ud']=0;
    break;
    case "down":
      if($_SESSION['ud']<=280)
        $_SESSION['ud']+=10;
      else
        $_SESSION['ud']=290;
    break;
    case "left":
      if($_SESSION['lr']>10)
        $_SESSION['lr']-=10;
      else
        $_SESSION['lr']=0;
    break;
    case "right":
      if($_SESSION['lr']<=280)
        $_SESSION['lr']+=10;
      else
        $_SESSION['lr']=290;
    break;
  }
  for($i=0;$i<=$_SESSION['count'];$i++){
    switch($_SESSION['con']){
      case "up":
        $_SESSION['udnext'] = $_SESSION['ud']+10*$i;
        imagerectangle($im,$_SESSION['lr'],$_SESSION['udnext'],$_SESSION['lr']+10,$_SESSION['udnext']+10,$blue);
        // imagerectangle($im,$_SESSION['lr'],$_SESSION['udtime'][time()-$i],$_SESSION['lr']+10,$_SESSION['udtime'][time()-$i]+10,$blue);
      break;
      case "down":
        $_SESSION['udnext'] = $_SESSION['ud']-10*$i;
        imagerectangle($im,$_SESSION['lr'],$_SESSION['udnext'],$_SESSION['lr']+10,$_SESSION['udnext']+10,$blue);
        // imagerectangle($im,$_SESSION['lr'],$_SESSION['udtime'][time()+$i],$_SESSION['lr']+10,$_SESSION['udtime'][time()+$i]+10,$blue);
      break;
      case "left":
        $_SESSION['lrnext'] = $_SESSION['lr']+10*$i;
        imagerectangle($im,$_SESSION['lrnext'],$_SESSION['ud'],$_SESSION['lrnext']+10,$_SESSION['ud']+10,$blue);
        // imagerectangle($im,$_SESSION['lrtime'][time()-$i],$_SESSION['ud'],$_SESSION['lrtime'][time()-$i]+10,$_SESSION['ud']+10,$blue);
      break;
      case "right":
        $_SESSION['lrnext'] = $_SESSION['lr']-10*$i;
        imagerectangle($im,$_SESSION['lrnext'],$_SESSION['ud'],$_SESSION['lrnext']+10,$_SESSION['ud']+10,$blue);
        // imagerectangle($im,$_SESSION['lrtime'][time()+$i],$_SESSION['ud'],$_SESSION['lrtime'][time()+$i]+10,$_SESSION['ud']+10,$blue);
      break;
    }
    //imagerectangle($im,$_SESSION['lr'],$_SESSION['ud'],$_SESSION['lr']+10,$_SESSION['ud']+10,$blue);
  }
  header("Content-Type: image/jpeg");
  imagejpeg($im);
  imagedestroy($im);  
?>