/**
* Create a new adapter instance from a new empty image
*
* @param int $width
* @param int $height
* @return \Phower\Image\Adapter\ImagickAdapter
* @throws InvalidArgumentException
*/
public static function create($width, $height, ColorInterface $background = null)
{
if ((int) $width < 1) {
throw new InvalidArgumentException('Width must be greater than 0.');
}
if ((int) $height < 1) {
throw new InvalidArgumentException('Height must be greater than 0.');
}
if ($background === null) {
$background = new Color();
}
$resource = new Imagick();
$resource->newimage($width, $height, $background->toRgba());
return new static($resource);
}
/**
* Create a new adapter instance from a new empty image
*
* @param int $width
* @param int $height
* @param \Phower\Image\ColorInterface $background
* @return \Phower\Image\Adapter\GdAdapter
* @throws InvalidArgumentException
*/
public static function create($width, $height, ColorInterface $background = null)
{
if ((int) $width < 1) {
throw new InvalidArgumentException('Width must be greater than 0.');
}
if ((int) $height < 1) {
throw new InvalidArgumentException('Height must be greater than 0.');
}
if ($background === null) {
$background = new Color();
}
$resource = imagecreatetruecolor($width, $height);
imagealphablending($resource, true);
imagefill($resource, 0, 0, $background->toInt());
return new static($resource);
}
public function testToRgbaMethodReturnsColorAsAStandardCssRgbaNotation()
{
$color = new Color(255, 204, 0, 64);
$this->assertEquals('rgb(255, 204, 0, 0.503937)', $color->toRgba());
}
