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class SeriesErrorbars in Flot 8

Display a graph demonstating the errorbar plugin.

Hierarchy

Expanded class hierarchy of SeriesErrorbars

File

flot_examples/src/Controller/SeriesErrorbars.php, line 10

Namespace

Drupal\flot_examples\Controller
View source 
class SeriesErrorbars extends ControllerBase {

  /**
   * Zooming.
   */
  public function content() {
    $data1 = [
      [
        1,
        1,
        0.5,
        0.1,
        0.3,
      ],
      [
        2,
        2,
        0.3,
        0.5,
        0.2,
      ],
      [
        3,
        3,
        0.9,
        0.5,
        0.2,
      ],
      [
        1.5,
        -0.05,
        0.5,
        0.1,
        0.3,
      ],
      [
        3.15,
        1.0,
        0.5,
        0.1,
        0.3,
      ],
      [
        2.5,
        -1.0,
        0.5,
        0.1,
        0.3,
      ],
    ];
    $data1_points = [
      'show' => TRUE,
      'radius' => 5,
      'fillColor' => "blue",
      'errorbars' => "xy",
      'xerr' => [
        'show' => TRUE,
        'asymmetric' => TRUE,
        'upperCap' => "-",
        'lowerCap' => "-",
      ],
      'yerr' => [
        'show' => TRUE,
        'color' => "red",
        'upperCap' => "-",
      ],
    ];
    $data2 = [
      [
        0.7,
        3,
        0.2,
        0.4,
      ],
      [
        1.5,
        2.2,
        0.3,
        0.4,
      ],
      [
        2.3,
        1,
        0.5,
        0.2,
      ],
    ];
    $data2_points = [
      'show' => TRUE,
      'radius' => 5,
      'errorbars' => "y",
      'yerr' => [
        'show' => TRUE,
        'asymmetric' => TRUE,
        'upperCap' => 'drawArrow',
        'lowerCap' => 'drawSemiCircle',
      ],
    ];
    $data3 = [
      [
        1,
        2,
        0.4,
      ],
      [
        2,
        0.5,
        0.3,
      ],
      [
        2.7,
        2,
        0.5,
      ],
    ];
    $data3_points = [
      // Do not show points.
      'radius' => 0,
      'errorbars' => "y",
      'yerr' => [
        'show' => TRUE,
        'upperCap' => "-",
        'lowerCap' => "-",
        'radius' => 5,
      ],
    ];
    $data4 = [
      [
        1.3,
        1,
      ],
      [
        1.75,
        2.5,
      ],
      [
        2.5,
        0.5,
      ],
    ];
    $data4_errors = [
      0.1,
      0.4,
      0.2,
    ];
    for ($i = 0; $i < 3; $i++) {
      $temp = $data4_errors[$i];
      $data4_errors[$i] = $data4[$i];
      $data4_errors[$i][2] = $temp;
    }
    $data = [
      [
        'color' => "blue",
        'points' => $data1_points,
        'data' => $data1,
        'label' => "data1",
      ],
      [
        'color' => "red",
        'points' => $data2_points,
        'data' => $data2,
        'label' => "data2",
      ],
      [
        'color' => "green",
        'lines' => [
          'show' => TRUE,
        ],
        'points' => $data3_points,
        'data' => $data3,
        'label' => "data3",
      ],
      // Bars with errors.
      [
        'color' => "orange",
        'bars' => [
          'show' => TRUE,
          'align' => "center",
          'barWidth' => 0.25,
        ],
        'data' => $data4,
        'label' => "data4",
      ],
      [
        'color' => "orange",
        'points' => $data3_points,
        'data' => $data4_errors,
      ],
    ];
    $options = [
      'legend' => [
        'position' => "sw",
        'show' => TRUE,
      ],
      'series' => [
        'lines' => [
          'show' => FALSE,
        ],
      ],
      'xaxis' => [
        'min' => 0.6,
        'max' => 3.1,
      ],
      'yaxis' => [
        'min' => 0,
        'max' => 3.5,
      ],
      'zoom' => [
        'interactive' => TRUE,
      ],
      'pan' => [
        'interactive' => TRUE,
      ],
    ];
    $text = [];
    $text[] = $this
      ->t('With the errorbars plugin you can plot error bars to show standard deviation and other useful statistical properties.');
    $output[] = [
      '#type' => 'flot',
      '#theme' => 'flot_examples',
      '#data' => $data,
      '#options' => $options,
      '#attached' => [
        'library' => [
          'flot_examples/series_errorbars',
        ],
      ],
      '#text' => $text,
    ];
    return $output;
  }

}

Members

Namesort descending Modifiers Type Description Overrides
ControllerBase::$configFactory protected property The configuration factory.
ControllerBase::$currentUser protected property The current user service. 1
ControllerBase::$entityFormBuilder protected property The entity form builder.
ControllerBase::$entityManager protected property The entity manager.
ControllerBase::$entityTypeManager protected property The entity type manager.
ControllerBase::$formBuilder protected property The form builder. 2
ControllerBase::$keyValue protected property The key-value storage. 1
ControllerBase::$languageManager protected property The language manager. 1
ControllerBase::$moduleHandler protected property The module handler. 2
ControllerBase::$stateService protected property The state service.
ControllerBase::cache protected function Returns the requested cache bin.
ControllerBase::config protected function Retrieves a configuration object.
ControllerBase::container private function Returns the service container.
ControllerBase::create public static function Instantiates a new instance of this class. Overrides ContainerInjectionInterface::create 40
ControllerBase::currentUser protected function Returns the current user. 1
ControllerBase::entityFormBuilder protected function Retrieves the entity form builder.
ControllerBase::entityManager Deprecated protected function Retrieves the entity manager service.
ControllerBase::entityTypeManager protected function Retrieves the entity type manager.
ControllerBase::formBuilder protected function Returns the form builder service. 2
ControllerBase::keyValue protected function Returns a key/value storage collection. 1
ControllerBase::languageManager protected function Returns the language manager service. 1
ControllerBase::moduleHandler protected function Returns the module handler. 2
ControllerBase::redirect protected function Returns a redirect response object for the specified route. Overrides UrlGeneratorTrait::redirect
ControllerBase::state protected function Returns the state storage service.
LinkGeneratorTrait::$linkGenerator protected property The link generator. 1
LinkGeneratorTrait::getLinkGenerator Deprecated protected function Returns the link generator.
LinkGeneratorTrait::l Deprecated protected function Renders a link to a route given a route name and its parameters.
LinkGeneratorTrait::setLinkGenerator Deprecated public function Sets the link generator service.
LoggerChannelTrait::$loggerFactory protected property The logger channel factory service.
LoggerChannelTrait::getLogger protected function Gets the logger for a specific channel.
LoggerChannelTrait::setLoggerFactory public function Injects the logger channel factory.
MessengerTrait::$messenger protected property The messenger. 29
MessengerTrait::messenger public function Gets the messenger. 29
MessengerTrait::setMessenger public function Sets the messenger.
RedirectDestinationTrait::$redirectDestination protected property The redirect destination service. 1
RedirectDestinationTrait::getDestinationArray protected function Prepares a 'destination' URL query parameter for use with \Drupal\Core\Url.
RedirectDestinationTrait::getRedirectDestination protected function Returns the redirect destination service.
RedirectDestinationTrait::setRedirectDestination public function Sets the redirect destination service.
SeriesErrorbars::content public function Zooming.
StringTranslationTrait::$stringTranslation protected property The string translation service. 1
StringTranslationTrait::formatPlural protected function Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals protected function Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation protected function Gets the string translation service.
StringTranslationTrait::setStringTranslation public function Sets the string translation service to use. 2
StringTranslationTrait::t protected function Translates a string to the current language or to a given language.
UrlGeneratorTrait::$urlGenerator protected property The url generator.
UrlGeneratorTrait::getUrlGenerator Deprecated protected function Returns the URL generator service.
UrlGeneratorTrait::setUrlGenerator Deprecated public function Sets the URL generator service.
UrlGeneratorTrait::url Deprecated protected function Generates a URL or path for a specific route based on the given parameters.