class FractionDecimalFormatter in Fraction 8

Same name and namespace in other branches

2.x src/Plugin/Field/FieldFormatter/FractionDecimalFormatter.php \Drupal\fraction\Plugin\Field\FieldFormatter\FractionDecimalFormatter

Plugin implementation of the 'fraction_decimal' formatter.

Plugin annotation


@FieldFormatter(
  id = "fraction_decimal",
  label = @Translation("Decimal"),
  field_types = {
    "fraction"
  }
)

Hierarchy

class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
- class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
  - class \Drupal\Core\Field\PluginSettingsBase implements DependentPluginInterface, PluginSettingsInterface
    class \Drupal\Core\Field\FormatterBase implements FormatterInterface, ContainerFactoryPluginInterface
    class \Drupal\fraction\Plugin\Field\FieldFormatter\FractionFormatterBase implements ContainerFactoryPluginInterface
    class \Drupal\fraction\Plugin\Field\FieldFormatter\FractionDecimalFormatter

Expanded class hierarchy of FractionDecimalFormatter

File

src/Plugin/Field/FieldFormatter/FractionDecimalFormatter.php, line 19

Namespace

Drupal\fraction\Plugin\Field\FieldFormatter

View source

class FractionDecimalFormatter extends FractionFormatterBase {

  /**
   * {@inheritdoc}
   */
  public static function defaultSettings() {
    return [
      'precision' => 0,
      'auto_precision' => TRUE,
    ] + parent::defaultSettings();
  }

  /**
   * {@inheritdoc}
   */
  public function settingsForm(array $form, FormStateInterface $form_state) {
    $elements = parent::settingsForm($form, $form_state);

    // Decimal precision.
    $elements['precision'] = [
      '#type' => 'number',
      '#title' => $this
        ->t('Decimal precision'),
      '#description' => $this
        ->t('Specify the number of digits after the decimal place to display. When "Auto precision" is enabled, this value essentially becomes a minimum fallback precision.'),
      '#default_value' => $this
        ->getSetting('precision'),
      '#required' => TRUE,
      '#weight' => 0,
    ];

    // Auto precision.
    $elements['auto_precision'] = [
      '#type' => 'checkbox',
      '#title' => $this
        ->t('Auto precision'),
      '#description' => $this
        ->t('Automatically determine the maximum precision if the fraction has a base-10 denominator. For example, 1/100 would have a precision of 2, 1/1000 would have a precision of 3, etc.'),
      '#default_value' => $this
        ->getSetting('auto_precision'),
      '#weight' => 1,
    ];
    return $elements;
  }

  /**
   * {@inheritdoc}
   */
  public function settingsSummary() {
    $summary = parent::settingsSummary();

    // Summarize the precision setting.
    $precision = $this
      ->getSetting('precision');
    $auto_precision = !empty($this
      ->getSetting('auto_precision')) ? 'On' : 'Off';
    $summary[] = $this
      ->t('Precision: @precision, Auto-precision: @auto_precision', [
      '@precision' => $precision,
      '@auto_precision' => $auto_precision,
    ]);
    return $summary;
  }

  /**
   * {@inheritdoc}
   */
  public function viewElements(FieldItemListInterface $items, $langcode) {
    $elements = [];

    // Output fraction as a decimal with a fixed or automatic precision.
    $precision = $this
      ->getSetting('precision');
    $auto_precision = !empty($this
      ->getSetting('auto_precision')) ? TRUE : FALSE;

    // Iterate through the items.
    foreach ($items as $delta => $item) {

      /** @var \Drupal\fraction\FractionInterface $fraction */
      $fraction = $item->fraction;
      $output = $fraction
        ->toDecimal($precision, $auto_precision);
      $elements[$delta] = [
        '#markup' => $this
          ->viewOutput($item, $output),
      ];
    }
    return $elements;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
DependencySerializationTrait::$_entityStorages	protected	property	An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_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
FormatterBase::$fieldDefinition	protected	property	The field definition.
FormatterBase::$label	protected	property	The label display setting.
FormatterBase::$settings	protected	property	The formatter settings. Overrides PluginSettingsBase::$settings
FormatterBase::$viewMode	protected	property	The view mode.
FormatterBase::create	public static	function	Creates an instance of the plugin. Overrides ContainerFactoryPluginInterface::create	11
FormatterBase::getFieldSetting	protected	function	Returns the value of a field setting.
FormatterBase::getFieldSettings	protected	function	Returns the array of field settings.
FormatterBase::isApplicable	public static	function	Returns if the formatter can be used for the provided field. Overrides FormatterInterface::isApplicable	14
FormatterBase::prepareView	public	function	Allows formatters to load information for field values being displayed. Overrides FormatterInterface::prepareView	2
FormatterBase::view	public	function	Builds a renderable array for a fully themed field. Overrides FormatterInterface::view	1
FormatterBase::__construct	public	function	Constructs a FormatterBase object. Overrides PluginBase::__construct	11
FractionDecimalFormatter::defaultSettings	public static	function	Defines the default settings for this plugin. Overrides FractionFormatterBase::defaultSettings
FractionDecimalFormatter::settingsForm	public	function	Returns a form to configure settings for the formatter. Overrides FractionFormatterBase::settingsForm
FractionDecimalFormatter::settingsSummary	public	function	Returns a short summary for the current formatter settings. Overrides FractionFormatterBase::settingsSummary
FractionDecimalFormatter::viewElements	public	function	Builds a renderable array for a field value. Overrides FormatterInterface::viewElements	1
FractionFormatterBase::viewOutput	protected	function	Account for extra output such as prefixes and suffixes.
MessengerTrait::$messenger	protected	property	The messenger.	29
MessengerTrait::messenger	public	function	Gets the messenger.	29
MessengerTrait::setMessenger	public	function	Sets the messenger.
PluginBase::$configuration	protected	property	Configuration information passed into the plugin.	1
PluginBase::$pluginDefinition	protected	property	The plugin implementation definition.	1
PluginBase::$pluginId	protected	property	The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR		constant	A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId	public	function	Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId	public	function	Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition	public	function	Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition	3
PluginBase::getPluginId	public	function	Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
PluginBase::isConfigurable	public	function	Determines if the plugin is configurable.
PluginSettingsBase::$defaultSettingsMerged	protected	property	Whether default settings have been merged into the current $settings.
PluginSettingsBase::$thirdPartySettings	protected	property	The plugin settings injected by third party modules.
PluginSettingsBase::calculateDependencies	public	function	Calculates dependencies for the configured plugin. Overrides DependentPluginInterface::calculateDependencies	6
PluginSettingsBase::getSetting	public	function	Returns the value of a setting, or its default value if absent. Overrides PluginSettingsInterface::getSetting
PluginSettingsBase::getSettings	public	function	Returns the array of settings, including defaults for missing settings. Overrides PluginSettingsInterface::getSettings
PluginSettingsBase::getThirdPartyProviders	public	function	Gets the list of third parties that store information. Overrides ThirdPartySettingsInterface::getThirdPartyProviders
PluginSettingsBase::getThirdPartySetting	public	function	Gets the value of a third-party setting. Overrides ThirdPartySettingsInterface::getThirdPartySetting
PluginSettingsBase::getThirdPartySettings	public	function	Gets all third-party settings of a given module. Overrides ThirdPartySettingsInterface::getThirdPartySettings
PluginSettingsBase::mergeDefaults	protected	function	Merges default settings values into $settings.
PluginSettingsBase::onDependencyRemoval	public	function	Informs the plugin that some configuration it depends on will be deleted. Overrides PluginSettingsInterface::onDependencyRemoval	3
PluginSettingsBase::setSetting	public	function	Sets the value of a setting for the plugin. Overrides PluginSettingsInterface::setSetting
PluginSettingsBase::setSettings	public	function	Sets the settings for the plugin. Overrides PluginSettingsInterface::setSettings
PluginSettingsBase::setThirdPartySetting	public	function	Sets the value of a third-party setting. Overrides ThirdPartySettingsInterface::setThirdPartySetting
PluginSettingsBase::unsetThirdPartySetting	public	function	Unsets a third-party setting. Overrides ThirdPartySettingsInterface::unsetThirdPartySetting
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	1
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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class FractionDecimalFormatter in Fraction 8

Plugin annotation

Hierarchy

File

Namespace

Members

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