/**
* Command image blur
*
* @param float $sigma
*
* @return void
*/
protected function imageBlur($sigma = 1)
{
$sigma = (double) $sigma;
$this->image->effects()->blur($sigma);
}
public function load(ImageInterface $image, array $options = array())
{
$image->effects()->grayscale();
return $image;
}
/**
* Применяет эффект к изображению.
* @param ImageInterface $Image
* @param string $effect
* @param string $additional
* @return bool
*/
private function applyEffect(ImageInterface $Image, $effect, $additional = null)
{
switch ($effect) {
case 'resize':
if (!isset($additional['width']) || !isset($additional['height'])) {
return false;
}
$Image->resize(new Box($additional['width'], $additional['height']));
break;
case 'origin':
break;
case 'negative':
$Image->effects()->negative();
break;
case 'grayscale':
$Image->effects()->grayscale();
break;
case 'sharpen':
$Image->effects()->sharpen();
break;
case 'colorize':
$Image->effects()->colorize($Image->palette()->color($additional));
break;
case 'gamma':
$Image->effects()->gamma($additional);
break;
case 'blur':
$Image->effects()->blur($additional);
break;
default:
return false;
}
return true;
}
protected function operationBlur(ImageInterface $image, float $amount)
{
$image->effects()->blur($amount);
}
/**
* Apply colorize filter
*
* @param ImageInterface $image An image instance
* @param string $color The hex value of the color
* @return void
*/
protected function filterColorize(ImageInterface $image, $color)
{
$color = $image->palette()->color($color);
$image->effects()->colorize($color);
return $image;
}
/**
* @param \Imagine\Image\ImageInterface $image
* @param array $options
* @return \Imagine\Image\ImageInterface
*/
protected function applyColorizeFilter(ImageInterface $image, $options)
{
if (isset($options['color'])) {
$color = $image->palette()->color($options['color']);
$image->effects()->colorize($color);
}
return $image;
}
/**
* Применяет эффект к изображению.
* @param ImageInterface $Image
* @param string $effect
* @param string $additional
* @return bool
*/
private function applyEffect(ImageInterface $Image, $effect, $additional = null)
{
switch ($effect) {
case 'origin':
break;
case 'negative':
$Image->effects()->negative();
break;
case 'grayscale':
$Image->effects()->grayscale();
break;
case 'sharpen':
$Image->effects()->sharpen();
break;
case 'colorize':
$Image->effects()->colorize($Image->palette()->color($additional));
break;
case 'gamma':
$Image->effects()->gamma($additional);
break;
case 'blur':
$Image->effects()->blur($additional);
break;
default:
return false;
}
return true;
}
