function fraction_field_formatter_settings_form in Fraction 7

Implements hook_field_formatter_settings_form().

File

./fraction.field.inc, line 372

Fraction Field API functions

Code

function fraction_field_formatter_settings_form($field, $instance, $view_mode, $form, &$form_state) {
  $display = $instance['display'][$view_mode];
  $settings = $display['settings'];
  $element = array();
  if ($display['type'] == 'fraction_default') {

    // Numerator and denominator separator.
    $element['separator'] = array(
      '#type' => 'textfield',
      '#title' => t('Separator'),
      '#description' => t('Specify the separator to display between the numerator and denominator.'),
      '#default_value' => $settings['separator'],
      '#required' => TRUE,
    );
  }
  elseif (in_array($display['type'], array(
    'fraction_decimal',
    'fraction_percentage',
  ))) {

    // Decimal precision.
    $element['precision'] = array(
      '#type' => 'textfield',
      '#title' => t('Decimal precision'),
      '#description' => 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' => $settings['precision'],
      '#required' => TRUE,
      '#element_validate' => array(
        'element_validate_integer',
      ),
    );

    // Auto precision.
    $element['auto_precision'] = array(
      '#type' => 'checkbox',
      '#title' => t('Auto precision'),
      '#description' => 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' => $settings['auto_precision'],
    );
  }
  $element['prefix_suffix'] = array(
    '#type' => 'checkbox',
    '#title' => t('Display prefix and suffix.'),
    '#default_value' => $settings['prefix_suffix'],
  );
  return $element;
}