/**
* Resizes maintaining aspect ratio but not exceeding width / height.
*
* @param mixed $width Can be just max width or an array containing both params.
* @param int $height Max height.
* @return Image
*/
public function reduce($width, $height = null)
{
list($width, $height) = Normalize::size($width, $height);
if ($this->width < $width && $this->height < $height) {
return $this;
}
$ratioX = $this->width / $width;
$ratioY = $this->height / $height;
$ratio = $ratioX > $ratioY ? $ratioX : $ratioY;
if ($ratio === 1) {
return $this;
}
// Getting the new image size
$width = (int) ($this->width / $ratio);
$height = (int) ($this->height / $ratio);
$this->image = $this->imagecopy($width, $height);
$this->updateSize();
return $this;
}
/**
* @expectedException Elboletaire\Watimage\Exception\InvalidArgumentException
*/
public function testSizeFail()
{
Normalize::size(null);
}
