function image_delta_formatter_field_formatter_settings_form in Image Delta Formatter 7

Implements hook_field_formatter_settings_form().

File

./image_delta_formatter.module, line 32

Provides an imagefield formatter that allows the user to specify which delta (or several deltas) should be displayed.

Code

function image_delta_formatter_field_formatter_settings_form($field, $instance, $view_mode, $form, &$form_state) {
  $display = $instance['display'][$view_mode];
  $settings = $display['settings'];
  $element['deltas'] = array(
    '#type' => 'textfield',
    '#title' => t('Delta'),
    '#description' => t('Enter a delta, or a comma-separated list of deltas that should be shown. For example: 0, 1, 4.'),
    '#size' => 10,
    '#default_value' => $settings['deltas'],
    '#required' => TRUE,
  );
  $element['deltas_reversed'] = array(
    '#title' => t('Reversed'),
    '#type' => 'checkbox',
    '#default_value' => $settings['deltas_reversed'],
    '#description' => t('Start from the last values.'),
  );
  $image_styles = image_style_options(FALSE);
  $element['image_style'] = array(
    '#title' => t('Image style'),
    '#type' => 'select',
    '#default_value' => $settings['image_style'],
    '#empty_option' => t('None (original image)'),
    '#options' => $image_styles,
  );
  $link_types = array(
    'content' => t('Content'),
    'file' => t('File'),
  );
  $element['image_link'] = array(
    '#title' => t('Link image to'),
    '#type' => 'select',
    '#default_value' => $settings['image_link'],
    '#empty_option' => t('Nothing'),
    '#options' => $link_types,
  );
  return $element;
}