Grayscale
Extends \Joomla\Image\ImageFilterImage Filter class to transform an image to grayscale.
deprecated
since |
1.0 |
---|---|
deprecated |
The joomla/image package is deprecated |
Methods
__construct
Class constructor.
__construct(resource|\GdImage $handle)
inherited
since |
1.0 |
---|---|
throws |
|
Arguments
- $handle
resource|\GdImage
The image resource on which to apply the filter.
execute
Method to apply a filter to an image resource.
execute(array $options = array()) : void
inherited abstract
since |
1.0 |
---|
Arguments
- $options
array
An array of options for the filter.
getLogger
Get the logger.
getLogger() : \Psr\Log\LoggerInterface
inherited
since |
1.0 |
---|
Response
\Psr\Log\LoggerInterface
isValidImage
isValidImage(mixed $handle) : boolean
inherited
Arguments
- $handle
mixed
A potential image handle
Response
boolean
setLogger
Sets a logger instance on the object
setLogger(\Psr\Log\LoggerInterface $logger) : \Joomla\Image\ImageFilter
inherited
since |
1.0 |
---|
Arguments
- $logger
\Psr\Log\LoggerInterface
A PSR-3 compliant logger.
Response
\Joomla\Image\ImageFilter
This object for message chaining.
Properties
handle
The image resource handle.
inherited
since |
1.0 |
---|
Type(s)
resource|\GdImage
logger
Logger object
inherited
since |
1.0 |
---|
Type(s)
\Psr\Log\LoggerInterface