abstract class ImageEffectBase in Zircon Profile 8.0

Same name and namespace in other branches

8 core/modules/image/src/ImageEffectBase.php \Drupal\image\ImageEffectBase

Provides a base class for image effects.

View source

abstract class ImageEffectBase extends PluginBase implements ImageEffectInterface, ContainerFactoryPluginInterface {

  /**
   * The image effect ID.
   *
   * @var string
   */
  protected $uuid;

  /**
   * The weight of the image effect.
   *
   * @var int|string
   */
  protected $weight = '';

  /**
   * A logger instance.
   *
   * @var \Psr\Log\LoggerInterface
   */
  protected $logger;

  /**
   * {@inheritdoc}
   */
  public function __construct(array $configuration, $plugin_id, $plugin_definition, LoggerInterface $logger) {
    parent::__construct($configuration, $plugin_id, $plugin_definition);
    $this
      ->setConfiguration($configuration);
    $this->logger = $logger;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
    return new static($configuration, $plugin_id, $plugin_definition, $container
      ->get('logger.factory')
      ->get('image'));
  }

  /**
   * {@inheritdoc}
   */
  public function transformDimensions(array &$dimensions, $uri) {

    // Most image effects will not change the dimensions. This base
    // implementation represents this behavior. Override this method if your
    // image effect does change the dimensions.
  }

  /**
   * {@inheritdoc}
   */
  public function getDerivativeExtension($extension) {

    // Most image effects will not change the extension. This base
    // implementation represents this behavior. Override this method if your
    // image effect does change the extension.
    return $extension;
  }

  /**
   * {@inheritdoc}
   */
  public function getSummary() {
    return array(
      '#markup' => '',
      '#effect' => array(
        'id' => $this->pluginDefinition['id'],
        'label' => $this
          ->label(),
        'description' => $this->pluginDefinition['description'],
      ),
    );
  }

  /**
   * {@inheritdoc}
   */
  public function label() {
    return $this->pluginDefinition['label'];
  }

  /**
   * {@inheritdoc}
   */
  public function getUuid() {
    return $this->uuid;
  }

  /**
   * {@inheritdoc}
   */
  public function setWeight($weight) {
    $this->weight = $weight;
    return $this;
  }

  /**
   * {@inheritdoc}
   */
  public function getWeight() {
    return $this->weight;
  }

  /**
   * {@inheritdoc}
   */
  public function getConfiguration() {
    return array(
      'uuid' => $this
        ->getUuid(),
      'id' => $this
        ->getPluginId(),
      'weight' => $this
        ->getWeight(),
      'data' => $this->configuration,
    );
  }

  /**
   * {@inheritdoc}
   */
  public function setConfiguration(array $configuration) {
    $configuration += array(
      'data' => array(),
      'uuid' => '',
      'weight' => '',
    );
    $this->configuration = $configuration['data'] + $this
      ->defaultConfiguration();
    $this->uuid = $configuration['uuid'];
    $this->weight = $configuration['weight'];
    return $this;
  }

  /**
   * {@inheritdoc}
   */
  public function defaultConfiguration() {
    return array();
  }

  /**
   * {@inheritdoc}
   */
  public function calculateDependencies() {
    return array();
  }

}

Members

Name	Modifiers	Type	Description	Overrides
DependencySerializationTrait::$_serviceIds	protected	property	An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep	public	function		1
DependencySerializationTrait::__wakeup	public	function		2
ImageEffectBase::$logger	protected	property	A logger instance.
ImageEffectBase::$uuid	protected	property	The image effect ID.
ImageEffectBase::$weight	protected	property	The weight of the image effect.
ImageEffectBase::calculateDependencies	public	function	Calculates dependencies for the configured plugin. Overrides DependentPluginInterface::calculateDependencies
ImageEffectBase::create	public static	function	Creates an instance of the plugin. Overrides ContainerFactoryPluginInterface::create
ImageEffectBase::defaultConfiguration	public	function	Gets default configuration for this plugin. Overrides ConfigurablePluginInterface::defaultConfiguration	3
ImageEffectBase::getConfiguration	public	function	Gets this plugin's configuration. Overrides ConfigurablePluginInterface::getConfiguration
ImageEffectBase::getDerivativeExtension	public	function	Returns the extension the derivative would have have after applying this image effect. Overrides ImageEffectInterface::getDerivativeExtension	1
ImageEffectBase::getSummary	public	function	Returns a render array summarizing the configuration of the image effect. Overrides ImageEffectInterface::getSummary	3
ImageEffectBase::getUuid	public	function	Returns the unique ID representing the image effect. Overrides ImageEffectInterface::getUuid
ImageEffectBase::getWeight	public	function	Returns the weight of the image effect. Overrides ImageEffectInterface::getWeight
ImageEffectBase::label	public	function	Returns the image effect label. Overrides ImageEffectInterface::label
ImageEffectBase::setConfiguration	public	function	Sets the configuration for this plugin instance. Overrides ConfigurablePluginInterface::setConfiguration
ImageEffectBase::setWeight	public	function	Sets the weight for this image effect. Overrides ImageEffectInterface::setWeight
ImageEffectBase::transformDimensions	public	function	Determines the dimensions of the styled image. Overrides ImageEffectInterface::transformDimensions	4
ImageEffectBase::__construct	public	function	Constructs a \Drupal\Component\Plugin\PluginBase object. Overrides PluginBase::__construct
ImageEffectInterface::applyEffect	public	function	Applies an image effect to the image object.	6
PluginBase::$configuration	protected	property	Configuration information passed into the plugin.	2
PluginBase::$pluginDefinition	protected	property	The plugin implementation definition.
PluginBase::$pluginId	protected	property	The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR		constant	A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId	public	function	Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId	public	function	Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition	public	function	Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition
PluginBase::getPluginId	public	function	Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.

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abstract class ImageEffectBase in Zircon Profile 8.0

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