| public getSaturation ( boolean $value = false ) : float | ||
| $value | boolean | |
| Результат | float | the saturation of this colour. |
public function getSaturation($value = false)
{
if ($this->saturation === null) {
$this->rgb2hsl();
}
if ($value && isset($this->saturation->value)) {
return $this->saturation->value;
}
return $this->saturation;
}