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Server : nginx/1.20.1 System : Linux iZ2ze9ojcl78uluczwag69Z 4.18.0-240.22.1.el8_3.x86_64 #1 SMP Thu Apr 8 19:01:30 UTC 2021 x86_64 User : www ( 1000) PHP Version : 7.3.28 Disable Function : passthru,exec,system,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv Directory : /www/wwwroot/0531yanglao.com/vendor/bacon/bacon-qr-code/src/Renderer/Color/ |
<?php
declare(strict_types = 1);
namespace BaconQrCode\Renderer\Color;
use BaconQrCode\Exception;
final class Cmyk implements ColorInterface
{
/**
* @var int
*/
private $cyan;
/**
* @var int
*/
private $magenta;
/**
* @var int
*/
private $yellow;
/**
* @var int
*/
private $black;
/**
* @param int $cyan the cyan amount, 0 to 100
* @param int $magenta the magenta amount, 0 to 100
* @param int $yellow the yellow amount, 0 to 100
* @param int $black the black amount, 0 to 100
*/
public function __construct(int $cyan, int $magenta, int $yellow, int $black)
{
if ($cyan < 0 || $cyan > 100) {
throw new Exception\InvalidArgumentException('Cyan must be between 0 and 100');
}
if ($magenta < 0 || $magenta > 100) {
throw new Exception\InvalidArgumentException('Magenta must be between 0 and 100');
}
if ($yellow < 0 || $yellow > 100) {
throw new Exception\InvalidArgumentException('Yellow must be between 0 and 100');
}
if ($black < 0 || $black > 100) {
throw new Exception\InvalidArgumentException('Black must be between 0 and 100');
}
$this->cyan = $cyan;
$this->magenta = $magenta;
$this->yellow = $yellow;
$this->black = $black;
}
public function getCyan() : int
{
return $this->cyan;
}
public function getMagenta() : int
{
return $this->magenta;
}
public function getYellow() : int
{
return $this->yellow;
}
public function getBlack() : int
{
return $this->black;
}
public function toRgb() : Rgb
{
$k = $this->black / 100;
$c = (-$k * $this->cyan + $k * 100 + $this->cyan) / 100;
$m = (-$k * $this->magenta + $k * 100 + $this->magenta) / 100;
$y = (-$k * $this->yellow + $k * 100 + $this->yellow) / 100;
return new Rgb(
(int) (-$c * 255 + 255),
(int) (-$m * 255 + 255),
(int) (-$y * 255 + 255)
);
}
public function toCmyk() : Cmyk
{
return $this;
}
public function toGray() : Gray
{
return $this->toRgb()->toGray();
}
}