<?php


$img=$_GET['img'];

if (!$img) {

$img = "nav.jpg";
}

$immagine = $_SERVER[DOCUMENT_ROOT]."/".$img;


if (preg_match("/\.gif$/",$immagine)) {
	$gif = 1;
	Header("Content-type: image/gif");
} else if (preg_match("/\.png$/",$immagine)) {
	Header("Content-type: image/png");
	$png = 1;
} else {
	Header("Content-type: image/jpeg");

}


if (file_exists($immagine)) {

		if ($gif == 1) {
			$image = imagecreatefromgif($immagine);
		} else if ($png == 1) {
			$image = imagecreatefrompng($immagine);
		} else {
			$image = imagecreatefromjpeg($immagine);
		}
		
		$w = imagesx($image);
		$h = imagesy($image);
		
//		$logo = imagecreatefromjpeg($service -> document_root."/img/logoPF.jpg");
//
//		$logow = imagesx($logo);
//		$logoh = imagesy($logo);
//		//allineato in basso a destra con margine di 10px
//		imagecopymerge($image, $logo, $w-($logow+10), $h-($logoh+10), 0, 0, $logow, $logoh, 60);
//		//CENTRATO NEL MEZZO ALL'IMMAGINE
//		$centerX = ($w/2)-($logow/2);
//		$centerY = ($h/2)-($logoh/2);
//		imageinterlace($image,1);

		list($width, $height) = getimagesize($immagine);
//		print $width." ".$height;
//		$new_width= $width * 0.1;
//		$new_height= $height * 0.1;
		
		
		if ($_GET['h']) {
		$new_height= $_GET['h'];
			
			if ($height > $_GET['h']) {
				
				$new_width = round(($width*$_GET['h']) / $height);
			}
			if ($height <= $_GET['h']) {
				
				$new_width = $width;
				$new_height= $height;

				//$new_height = round(($height*$service -> options['img_item_w']) / $width);
			}
		} else {
		$new_width= $_GET['w'];
			if ($width > $_GET['w']) {
				
				$new_height = round(($height*$_GET['w']) / $width);
			}
			if ($width <= $_GET['w']) {
				
				$new_width = $width;
				$new_height= $height;

				//$new_height = round(($height*$service -> options['img_item_w']) / $width);
			}
		}
		//$new_height = $service -> options['img_box_h'];


		$image_p = imagecreatetruecolor($new_width, $new_height);
		imagecopyresampled($image_p, $image, 0, 0, 0, 0, $new_width, $new_height, $width, $height);
		
		if ($gif == 1) {
		ImageGIF($image_p);
		} else if ($png == 1) {
		ImagePNG($image_p);
		} else {
		ImageJPEG($image_p,'',85);
		}


		ImageDestroy($image);
		ImageDestroy($image_p);
		
}


?>