/**
* Get an array with HSL color components
*
* @return array with keys ('hue', 'saturation', 'lightness', 'alpha')
*/
public function toHslArray()
{
$rgb = new \Com\Tecnick\Color\Model\Rgb($this->toRgbArray());
return $rgb->toHslArray();
}
public function testToHslArray()
{
$res = $this->obj->toHslArray();
$this->assertEquals(array('hue' => 0.583, 'saturation' => 0.5, 'lightness' => 0.5, 'alpha' => 0.85), $res, '', 0.01);
$col = new \Com\Tecnick\Color\Model\Rgb(array('red' => 0, 'green' => 0, 'blue' => 0, 'alpha' => 1));
$res = $col->toHslArray();
$this->assertEquals(array('hue' => 0, 'saturation' => 0, 'lightness' => 0, 'alpha' => 1), $res, '', 0.01);
$col = new \Com\Tecnick\Color\Model\Rgb(array('red' => 0.1, 'green' => 0.3, 'blue' => 0.2, 'alpha' => 1));
$res = $col->toHslArray();
$this->assertEquals(array('hue' => 0.416, 'saturation' => 0.5, 'lightness' => 0.2, 'alpha' => 1), $res, '', 0.01);
$col = new \Com\Tecnick\Color\Model\Rgb(array('red' => 0.3, 'green' => 0.2, 'blue' => 0.1, 'alpha' => 1));
$res = $col->toHslArray();
$this->assertEquals(array('hue' => 0.0833, 'saturation' => 0.5, 'lightness' => 0.2, 'alpha' => 1), $res, '', 0.01);
$col = new \Com\Tecnick\Color\Model\Rgb(array('red' => 1, 'green' => 0.1, 'blue' => 0.9, 'alpha' => 1));
$res = $col->toHslArray();
$this->assertEquals(array('hue' => 0.852, 'saturation' => 1, 'lightness' => 0.55, 'alpha' => 1), $res, '', 0.01);
}
