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public function SassColour::getLightness in Sassy 7.3

Same name and namespace in other branches

7 phamlp/sass/script/literals/SassColour.php \SassColour::getLightness()

Returns the lightness of this colour.

Return value

float the lightness of this colour.

3 calls to SassColour::getLightness()

SassColour::getHsl in phpsass/script/literals/SassColour.php: Returns an array with the HSL components of this colour.
SassColour::getHsla in phpsass/script/literals/SassColour.php: Returns an array with the HSL and alpha components of this colour.
SassColour::with in phpsass/script/literals/SassColour.php: Returns a copy of this colour with one or more channels changed. RGB or HSL attributes may be changed, but not both at once.

File

phpsass/script/literals/SassColour.php, line 645

Class

SassColour: SassColour class. A SassScript object representing a CSS colour.

Code

public function getLightness() {
  if (is_null($this->lightness)) {
    $this
      ->rgb2hsl();
  }
  return $this->lightness;
}