/var/www/vhosts/ihelp.ro/httpdocs/vendor/imagine/imagine/src/Image/Palette/Color
Edit: /var/www/vhosts/ihelp.ro/httpdocs/vendor/imagine/imagine/src/Image/Palette/Color/ColorInterface.php (2982B)
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Imagine\Image\Palette\Color;
interface ColorInterface
{
/**
* Channel name: red.
*
* @var string
*/
const COLOR_RED = 'red';
/**
* Channel name: green.
*
* @var string
*/
const COLOR_GREEN = 'green';
/**
* Channel name: blue.
*
* @var string
*/
const COLOR_BLUE = 'blue';
/**
* Channel name: cyan.
*
* @var string
*/
const COLOR_CYAN = 'cyan';
/**
* Channel name: magenta.
*
* @var string
*/
const COLOR_MAGENTA = 'magenta';
/**
* Channel name: yellow.
*
* @var string
*/
const COLOR_YELLOW = 'yellow';
/**
* Channel name: key (black).
*
* @var string
*/
const COLOR_KEYLINE = 'keyline';
/**
* Channel name: gray.
*
* @var string
*/
const COLOR_GRAY = 'gray';
/**
* Return the value of one of the component.
*
* @param string $component One of the ColorInterface::COLOR_* component
*
* @throws \Imagine\Exception\InvalidArgumentException if $component is not valid
*
* @return int|null
*/
public function getValue($component);
/**
* Returns percentage of transparency of the color (from 0 - fully transparent, to 100 - fully opaque).
*
* @return int|null return NULL if the color type does not support transparency
*/
public function getAlpha();
/**
* Returns the palette attached to the current color.
*
* @return \Imagine\Image\Palette\PaletteInterface
*/
public function getPalette();
/**
* Returns a copy of current color, incrementing the alpha channel by the given amount.
*
* @param int $alpha
*
* @throws \Imagine\Exception\RuntimeException if the color type does not support transparency
*
* @return static
*/
public function dissolve($alpha);
/**
* Returns a copy of the current color, lightened by the specified number of shades.
*
* @param int $shade
*
* @return static
*/
public function lighten($shade);
/**
* Returns a copy of the current color, darkened by the specified number of shades.
*
* @param int $shade
*
* @return static
*/
public function darken($shade);
/**
* Returns a gray related to the current color.
*
* @return static
*/
public function grayscale();
/**
* Checks if the current color is opaque.
*
* @return bool
*/
public function isOpaque();
/**
* Returns hex representation of the color.
*
* @return string
*/
public function __toString();
}