Файл: vzabave/class/img.php
Строк: 74
<?php
##########################################
# ~ Разработка отдельных модулей ~~~~~~~ #
# ~ и написание скриптов на php (c)KoT ~ #
# ~ ICQ: 7675072 ~~~~~~~~~~~~~~~~~~~~~~~ #
# ~ Site: 4atlove.ru ~~~~~~~~~~~~~~~~~~~ #
# ~ E-mail: notefree@bk.ru ~~~~~~~~~~~~~ #
##########################################
class img {
public $width;
public $height;
public $newwidth = 0;
public $newheight = 0;
public $mime;
public $file;
public $img;
public $newimg;
public $error;
function __construct($file)
{
$this->file = $file;
}
public function img_down()
{
$info = getimagesize($this->file);
switch ($info['mime']) {
case'image/wbmp': $this->img = imagecreatefromWBMP($this->file); break;
case'image/xbm': $this->img = imagecreatefromXBM($this->file); break;
case'image/xpm': $this->img = imagecreatefromXPM($this->file); break;
case'image/jpeg': $this->img = imagecreatefromJPEG($this->file); break;
case'image/gif': $this->img = imagecreatefromGIF($this->file); break;
case'image/png': $this->img = imagecreatefromPNG($this->file); break;
default: $this->error = 'Формат не поддерживается'; break;
}
$this->width = $info[0];
$this->height = $info[1];
$this->mime = $info['mime'];
return $this;
}
public function resize($width, $height = 0)
{
if($this->error) return $this;
if ($height) {
$this->newWidth = $width;
$this->newHeight = $height;
} else {
$x_ratio = $width / $this->width;
$y_ratio = $width / $this->height;
if (($this->width <= $width) && ($this->height <= $width)) {
$this->newWidth = $this->width;
$this->newHeight = $this->height;
} else if (($x_ratio * $this->height) < $width) {
$this->newHeight = ceil($x_ratio * $this->height);
$this->newWidth = $width;
} else {
$this->newWidth = ceil($y_ratio * $this->width);
$this->newHeight = $width;
}
}
if($this->width == $this->newWidth && $this->height == $this->newHeight){
$this->newimg = $this->img;
return $this;
}
$this->newimg = imagecreatetruecolor($this->newWidth, $this->newHeight);
imagecopyresampled($this->newimg, $this->img, 0, 0, 0, 0, $this->newWidth, $this->newHeight, $this->width, $this->height);
return $this;
}
public function save($patch, $type = 'jpg', $compres = 75)
{
if($this->error) return $this;
if (!$this->newimg) $this->newimg = $this->img;
if ($type == 'gif') imagegif($this->newimg, $patch);
if ($type == 'jpg' || $type == 'jpeg') imagejpeg($this->newimg, $patch, $compres);
if ($type == 'png') imagepng($this->newimg, $patch);
@chmod($patch, 0666);
return $this;
}
public function print_img($type = 'jpg', $compres = 75)
{
if($this->error) return $this;
if ($type == 'gif') {
header("content-type: image/gif");
imagegif($this->newimg);
} elseif ($type == 'jpg' || $type == 'jpeg') {
header("content-type: image/jpeg");
imagejpeg($this->newimg, '', $compres);
} elseif ($type == 'png') {
header("content-type: image/png");
imagepng($this->newimg);
}else{
header("content-type: image/jpeg");
imagejpeg($this->newimg, '', $compres);
}
return $this;
}
function __destruct()
{
if(!$this->error){
ImageDestroy($this->img);
ImageDestroy($this->newimg);
}
}
}
?>