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<?php
namespace Drupal\Core\Field\Plugin\Field\FieldFormatter;
use Drupal\Core\Form\FormStateInterface;
class DecimalFormatter extends NumericFormatterBase {
public static function defaultSettings() {
return [
'thousand_separator' => '',
'decimal_separator' => '.',
'scale' => 2,
'prefix_suffix' => TRUE,
] + parent::defaultSettings();
}
public function settingsForm(array $form, FormStateInterface $form_state) {
$elements = parent::settingsForm($form, $form_state);
$elements['decimal_separator'] = [
'#type' => 'select',
'#title' => t('Decimal marker'),
'#options' => [
'.' => t('Decimal point'),
',' => t('Comma'),
],
'#default_value' => $this
->getSetting('decimal_separator'),
'#weight' => 5,
];
$elements['scale'] = [
'#type' => 'number',
'#title' => t('Scale', [], [
'context' => 'decimal places',
]),
'#min' => 0,
'#max' => 10,
'#default_value' => $this
->getSetting('scale'),
'#description' => t('The number of digits to the right of the decimal.'),
'#weight' => 6,
];
return $elements;
}
protected function numberFormat($number) {
return number_format($number, $this
->getSetting('scale'), $this
->getSetting('decimal_separator'), $this
->getSetting('thousand_separator'));
}
}