public function Highcharts::buildConfigurationForm in Charts 5.0.x

Same name and namespace in other branches

1. 8.4 modules/charts_highcharts/src/Plugin/chart/Library/Highcharts.php \Drupal\charts_highcharts\Plugin\chart\Library\Highcharts::buildConfigurationForm()

Build configurations.

Parameters

array $form: The form element.

\Drupal\Core\Form\FormStateInterface $form_state: The form state.

Return value

array Return the from.

Overrides ChartBase::buildConfigurationForm

File

modules/charts_highcharts/src/Plugin/chart/Library/Highcharts.php, line 55

Class

Highcharts

Defines a concrete class for a Highcharts.

Namespace

Drupal\charts_highcharts\Plugin\chart\Library

Code

public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
  $form = parent::buildConfigurationForm($form, $form_state);
  $form['placeholder'] = [
    '#title' => $this
      ->t('Placeholder'),
    '#type' => 'fieldset',
    '#description' => $this
      ->t('This is a placeholder for Highcharts-specific library options. If you would like to help build this out, please work from <a href="@issue_link">this issue</a>.', [
      '@issue_link' => Url::fromUri('https://www.drupal.org/project/charts/issues/3046981')
        ->toString(),
    ]),
  ];
  $legend_configuration = $this->configuration['legend'] ?? [];
  $form['legend'] = [
    '#title' => $this
      ->t('Legend Settings'),
    '#type' => 'fieldset',
  ];
  $form['legend']['layout'] = [
    '#title' => $this
      ->t('Legend layout'),
    '#type' => 'select',
    '#options' => [
      'vertical' => $this
        ->t('Vertical'),
      'horizontal' => $this
        ->t('Horizontal'),
    ],
    '#default_value' => $legend_configuration['layout'] ?? NULL,
  ];
  $form['legend']['background_color'] = [
    '#title' => $this
      ->t('Legend background color'),
    '#type' => 'textfield',
    '#size' => 10,
    '#maxlength' => 7,
    '#attributes' => [
      'placeholder' => $this
        ->t('transparent'),
    ],
    '#description' => $this
      ->t('Leave blank for a transparent background.'),
    '#default_value' => $legend_configuration['background_color'] ?? '',
  ];
  $form['legend']['border_width'] = [
    '#title' => $this
      ->t('Legend border width'),
    '#type' => 'select',
    '#options' => [
      0 => $this
        ->t('None'),
      1 => 1,
      2 => 2,
      3 => 3,
      4 => 4,
      5 => 5,
    ],
    '#default_value' => $legend_configuration['border_width'] ?? 0,
  ];
  $form['legend']['shadow'] = [
    '#title' => $this
      ->t('Enable legend shadow'),
    '#type' => 'checkbox',
    '#default_value' => !empty($legend_configuration['shadow']),
  ];
  $form['legend']['item_style'] = [
    '#title' => $this
      ->t('Item Style'),
    '#type' => 'fieldset',
  ];
  $form['legend']['item_style']['color'] = [
    '#title' => $this
      ->t('Item style color'),
    '#type' => 'textfield',
    '#size' => 10,
    '#maxlength' => 7,
    '#attributes' => [
      'placeholder' => '#333333',
    ],
    '#description' => $this
      ->t('Leave blank for a dark gray font.'),
    '#default_value' => $legend_configuration['item_style']['color'] ?? '',
  ];
  $form['legend']['item_style']['overflow'] = [
    '#title' => $this
      ->t('Text overflow'),
    '#type' => 'select',
    '#options' => [
      '' => $this
        ->t('No'),
      'ellipsis' => $this
        ->t('Ellipsis'),
    ],
    '#default_value' => $legend_configuration['item_style']['overflow'] ?? '',
  ];
  $form['exporting_library'] = [
    '#title' => $this
      ->t('Enable Highcharts\' "Exporting" library'),
    '#type' => 'checkbox',
    '#default_value' => $this->configuration['exporting_library'] ?? TRUE,
  ];
  return $form;
}