function units_field_field_formatter_settings_summary in Units of Measurement 7.2

Implements hook_field_formatter_settings_summary().

File

units_field/units_field.module, line 256

Provide field type for storing measured values.

Code

function units_field_field_formatter_settings_summary($field, $instance, $view_mode) {
  $display = $instance['display'][$view_mode];
  $summary = '';
  switch ($display['type']) {
    case 'units_value_expression':
      $mathematical_expression = units_field_display_mathematical_expression($display);
      $summary = $mathematical_expression ? check_plain($mathematical_expression
        ->getExpression()
        ->toInfix()) : t('Original');
      break;
  }
  return $summary;
}