Файл: vendor/intervention/image/src/Colors/Cmyk/Colorspace.php
Строк: 106
<?php
declare(strict_types=1);
namespace InterventionImageColorsCmyk;
use InterventionImageColorsRgbColor as RgbColor;
use InterventionImageColorsCmykColor as CmykColor;
use InterventionImageColorsHsvColor as HsvColor;
use InterventionImageColorsHslColor as HslColor;
use InterventionImageColorsRgbColorspace as RgbColorspace;
use InterventionImageExceptionsColorException;
use InterventionImageInterfacesColorInterface;
use InterventionImageInterfacesColorspaceInterface;
class Colorspace implements ColorspaceInterface
{
/**
* Channel class names of colorspace
*
* @var array<string>
*/
public static array $channels = [
ChannelsCyan::class,
ChannelsMagenta::class,
ChannelsYellow::class,
ChannelsKey::class
];
/**
* {@inheritdoc}
*
* @see ColorspaceInterface::createColor()
*/
public function colorFromNormalized(array $normalized): ColorInterface
{
return new Color(...array_map(
fn(string $classname, float $value_normalized) => (new $classname(normalized: $value_normalized))->value(),
self::$channels,
$normalized,
));
}
/**
* @param ColorInterface $color
* @return ColorInterface
* @throws ColorException
*/
public function importColor(ColorInterface $color): ColorInterface
{
return match ($color::class) {
RgbColor::class => $this->importRgbColor($color),
HsvColor::class => $this->importRgbColor($color->convertTo(RgbColorspace::class)),
HslColor::class => $this->importRgbColor($color->convertTo(RgbColorspace::class)),
default => $color,
};
}
/**
* @param ColorInterface $color
* @return Color
* @throws ColorException
*/
protected function importRgbColor(ColorInterface $color): CmykColor
{
if (!($color instanceof RgbColor)) {
throw new ColorException('Unabled to import color of type ' . $color::class . '.');
}
$c = (255 - $color->red()->value()) / 255.0 * 100;
$m = (255 - $color->green()->value()) / 255.0 * 100;
$y = (255 - $color->blue()->value()) / 255.0 * 100;
$k = intval(round(min([$c, $m, $y])));
$c = intval(round($c - $k));
$m = intval(round($m - $k));
$y = intval(round($y - $k));
return new CmykColor($c, $m, $y, $k);
}
}