$lastimage)) $start = 0;
$end = $start + 5;
if ($end > $lastimage) $end = $lastimage;
// Build up back and next link text and page number
if ($start < 6)
$back_start = 0;
else
$back_start = $start - 6;
if ($start == 0)
$back = "back";
else
$back = sprintf ("back", $PHP_SELF, $back_start);
if ($end < $lastimage)
$next = sprintf ("next", $PHP_SELF, $end + 1);
else
$next = "next";
$pageno = floor($start / 6) + 1;
// Output gallery table
echo "
";
for ($i = $start; $i <= ($start + 5); $i++)
{
if ($i == ($start + 3))
{
echo "
";
}
if ($i > $end)
{
printf ("![](\"%s?thumb=-1\") | ", $PHP_SELF);
}
else
{
$image_path = $pic_dir . "/" . $imagelist[$i];
$size = GetImageSize ($image_path);
$width = $size[0];
$height = $size[1];
$type = $size[2];
printf ("
![](\"%s?thumb=%d&d=d.html\") |
", $image_path, $width, $height, $title, $i, $PHP_SELF, $i + 1);
}
}
echo "
";
return;
}
if (empty ($thumb))
{
// Display template w/ this gallery info
include("./lans-template.html");
}
else
{
$thumb = $thumb - 1;
// Build complete file list
$imagelist = GetFileList ($pic_dir);
$lastimage = count($imagelist) - 1;
header ("Content-type: image/gif");
// Create a transparent filler image
$im2 = ImageCreate (138, 138);
$bgcolor = ImageColorAllocate ($im2, 0, 0, 0);
ImageInterlace ($im2, 1);
if (($thumb < 0) || ($thumb > $lastimage))
{
$bgcolortrans = ImageColorTransparent ($im2, $bgcolor);
}
else
{
$image_path = $pic_dir . "/" . $imagelist[$thumb];
$size = GetImageSize ($image_path);
$width = $size[0];
$height = $size[1];
$type = $size[2];
if ($im = ReadImageFromFile($image_path, $type))
{
if ($width > $height)
{
$thumb_width = 138;
$thumb_height = floor($height * 138.0 / $width);
$dstX = 0;
$dstY = floor((138 - $thumb_height) / 2);
}
else
{
$thumb_height = 138;
$thumb_width = floor($width * 138.0 / $height);
$dstX = floor((138 - $thumb_width) / 2);
$dstY = 0;
}
ImageCopyResized($im2,$im,$dstX,$dstY,0,0,$thumb_width,$thumb_height,$width,$height);
ImageDestroy ($im);
}
}
ImageGif ($im2);
ImageDestroy ($im2);
}
?>