public function testSetOpacity()
{
$this->assertEquals(50, $this->alpha->getOpacity());
$this->assertEquals(0.5, $this->alpha->getValue());
$opacity = 30;
$this->alpha->setOpacity($opacity);
$this->assertEquals($opacity, $this->alpha->getOpacity());
$this->assertEquals(0.3, $this->alpha->getValue());
}
/**
* Returns alpha
*
* @return integer
*/
public function getAlpha()
{
return $this->alpha->getOpacity();
}
