<?php
require_once "string.func.php";
session_start ();
$width = 80;
$height = 28;
$type = 1;
$length = 5;
$image = imagecreatetruecolor ( $width, $height );
$white = imagecolorallocate ( $image, 255, 255, 255 );
$black = imagecolorallocate ( $image, 0, 0, 0 );
imagefilledrectangle ( $image, 1, 1, $width - 2, $height - 2, $white );
$a = buildRandomString( $type, $length );
$_SESSION ['sess_name'] = $a;
$fontfiles = array (
?? ??? ?"SIMSUN.TTC",
?? ??? ?"STCAIYUN.TTF",
?? ??? ?"STHUPO.TTF"
);
for($i = 0; $i < $length; $i ++) {
?? ?$size = mt_rand ( 14, 18 );
?? ?$angle = mt_rand ( - 15, 20 );
?? ?$x = 5 + $i * $size;
?? ?$y = mt_rand ( 20, 26 );
?? ?$color = imagecolorallocate ( $image, mt_rand ( 50, 90 ), mt_rand ( 80, 200 ), mt_rand ( 90, 180 ) );
?? ?$fontfile = "../fonts/" . $fontfiles [mt_rand ( 0, count ( $fontfiles ) - 1 )];
?? ?$text = substr ( $a, $i, 1 );
?? ?imagettftext ( $image, $size, $angle, $x, $y, $color, $fontfile, $text );
}
header ( "content-type:image/gif" );
imagegif ( $image );
imagedestroy ( $image );
?>