class ImageToolkitOperation in Drupal 8

Defines a Plugin annotation object for the image toolkit operation plugin.

An image toolkit operation plugin provides a self-contained image manipulation routine, for a specific image toolkit. Examples of image toolkit operations are scaling, cropping, rotating, etc.

Plugin namespace: Plugin\ImageToolkit\Operation

For a working example, see \Drupal\system\Plugin\ImageToolkit\Operation\gd\Crop

Hierarchy

• class \Drupal\Component\Annotation\Plugin implements AnnotationInterface
  • class \Drupal\Core\ImageToolkit\Annotation\ImageToolkitOperation

See also

\Drupal\Core\ImageToolkit\Annotation\ImageToolkit

\Drupal\image\Annotation\ImageEffect

\Drupal\Core\ImageToolkit\ImageToolkitOperationInterface

\Drupal\Core\ImageToolkit\ImageToolkitOperationBase

\Drupal\Core\ImageToolkit\ImageToolkitOperationManager

Plugin API

Related topics

Annotations

Annotations for class discovery and metadata description.

11 classes are annotated with ImageToolkitOperation

Bar in core/modules/system/tests/modules/image_test/src/Plugin/ImageToolkit/Operation/test/Bar.php

Builds an image toolkit operation.

Convert in core/modules/system/src/Plugin/ImageToolkit/Operation/gd/Convert.php

Defines GD2 convert operation.

CreateNew in core/modules/system/src/Plugin/ImageToolkit/Operation/gd/CreateNew.php

Defines GD2 create_new image operation.

Crop in core/modules/system/src/Plugin/ImageToolkit/Operation/gd/Crop.php

Defines GD2 Crop operation.

Desaturate in core/modules/system/src/Plugin/ImageToolkit/Operation/gd/Desaturate.php

Defines GD2 Desaturate operation.

... See full list

File

core/lib/Drupal/Core/ImageToolkit/Annotation/ImageToolkitOperation.php, line 28

Namespace

Drupal\Core\ImageToolkit\Annotation

class ImageToolkitOperation extends Plugin {

  /**
   * The plugin ID.
   *
   * There are no strict requirements as to the string to be used to identify
   * the plugin, since discovery of the appropriate operation plugin to be
   * used to apply an operation is based on the values of the 'toolkit' and
   * the 'operation' annotation values.
   *
   * However, it is recommended that the following patterns be used:
   * - '{toolkit}_{operation}' for the first implementation of an operation
   *   by a toolkit.
   * - '{module}_{toolkit}_{operation}' for overrides of existing
   *   implementations supplied by an alternative module, and for new
   *   module-supplied operations.
   *
   * @var string
   */
  public $id;

  /**
   * The id of the image toolkit plugin for which the operation is implemented.
   *
   * @var string
   */
  public $toolkit;

  /**
   * The machine name of the image toolkit operation implemented (e.g. "crop").
   *
   * @var string
   */
  public $operation;

  /**
   * The human-readable name of the image toolkit operation.
   *
   * The string should be wrapped in a @Translation().
   *
   * @ingroup plugin_translatable
   *
   * @var \Drupal\Core\Annotation\Translation
   */
  public $label;

  /**
   * The description of the image toolkit operation.
   *
   * The string should be wrapped in a @Translation().
   *
   * @ingroup plugin_translatable
   *
   * @var \Drupal\Core\Annotation\Translation
   */
  public $description;

}

Members

Name	Modifiers	Type	Description	Overrides
ImageToolkitOperation::$description	public	property	The description of the image toolkit operation.
ImageToolkitOperation::$id	public	property	The plugin ID.
ImageToolkitOperation::$label	public	property	The human-readable name of the image toolkit operation.
ImageToolkitOperation::$operation	public	property	The machine name of the image toolkit operation implemented (e.g. "crop").
ImageToolkitOperation::$toolkit	public	property	The id of the image toolkit plugin for which the operation is implemented.
Plugin::$definition	protected	property	The plugin definition read from the class annotation.	1
Plugin::get	public	function	Gets the value of an annotation. Overrides AnnotationInterface::get	5
Plugin::getClass	public	function	Gets the class of the annotated class. Overrides AnnotationInterface::getClass
Plugin::getId	public	function	Gets the unique ID for this annotated class. Overrides AnnotationInterface::getId
Plugin::getProvider	public	function	Gets the name of the provider of the annotated class. Overrides AnnotationInterface::getProvider
Plugin::parse	protected	function	Parses an annotation into its definition.
Plugin::setClass	public	function	Sets the class of the annotated class. Overrides AnnotationInterface::setClass
Plugin::setProvider	public	function	Sets the name of the provider of the annotated class. Overrides AnnotationInterface::setProvider
Plugin::__construct	public	function	Constructs a Plugin object.	2