/**
* @cover Imagine\Image\Color::__construct
* @cover Imagine\Image\Color::getRed
* @cover Imagine\Image\Color::getGreen
* @cover Imagine\Image\Color::getAlpha
* @cover Imagine\Image\Color::__toString
* @cover Imagine\Image\Color::isOpaque
*/
public function testShouldSetColorToWhite()
{
$color = new Color('fff');
$this->assertEquals(255, $color->getRed());
$this->assertEquals(255, $color->getGreen());
$this->assertEquals(255, $color->getBlue());
$this->assertEquals(0, $color->getAlpha());
$this->assertEquals('#ffffff', (string) $color);
$this->assertEquals('#00ff00', (string) new Color('00ff00'));
$this->assertTrue($color->isOpaque());
}
/**
* Gets specifically formatted color string from Color instance
*
* @param Color $color
*
* @return string
*/
private function getColor(Color $color)
{
if (!$color->isOpaque()) {
throw new InvalidArgumentException('Gmagick doesn\'t support transparency');
}
$pixel = new \GmagickPixel((string) $color);
$pixel->setColorValue(\Gmagick::COLOR_OPACITY, number_format(abs(round($color->getAlpha() / 100, 1)), 1));
return $pixel;
}
