' . drupal_render($form['new']['new']) . drupal_render($form['new']['add']) . '
';
+ $row[] = drupal_render($form['new']['weight']);
+ $row[] = array('data' => '', 'colspan' => 2);
+ }
+
+ if (!isset($form[$key]['#access']) || $form[$key]['#access']) {
+ $rows[] = array(
+ 'data' => $row,
+ 'class' => !empty($form[$key]['weight']['#access']) || $key == 'new' ? array('draggable') : array(),
+ );
+ }
+ }
+
+ $header = array(
+ t('Effect'),
+ t('Weight'),
+ array('data' => t('Operations'), 'colspan' => 2),
+ );
+
+ if (count($rows) == 1 && $form['new']['#access']) {
+ array_unshift($rows, array(array(
+ 'data' => t('There are currently no effects in this style. Add one by selecting an option below.'),
+ 'colspan' => 4,
+ )));
+ }
+
+ $output = theme('table', array('header' => $header, 'rows' => $rows, 'attributes' => array('id' => 'image-style-effects')));
+ drupal_add_tabledrag('image-style-effects', 'order', 'sibling', 'image-effect-order-weight');
+ return $output;
+}
+
+/**
+ * Returns HTML for a preview of an image style.
+ *
+ * @param $variables
+ * An associative array containing:
+ * - style: The image style array being previewed.
+ *
+ * @ingroup themeable
+ */
+function theme_image_style_preview($variables) {
+ $style = $variables['style'];
+
+ $sample_image = variable_get('image_style_preview_image', drupal_get_path('module', 'image') . '/sample.png');
+ $sample_width = 160;
+ $sample_height = 160;
+
+ // Set up original file information.
+ $original_path = $sample_image;
+ $original_image = image_get_info($original_path);
+ if ($original_image['width'] > $original_image['height']) {
+ $original_width = min($original_image['width'], $sample_width);
+ $original_height = round($original_width / $original_image['width'] * $original_image['height']);
+ }
+ else {
+ $original_height = min($original_image['height'], $sample_height);
+ $original_width = round($original_height / $original_image['height'] * $original_image['width']);
+ }
+ $original_attributes = array_intersect_key($original_image, array('width' => '', 'height' => ''));
+ $original_attributes['style'] = 'width: ' . $original_width . 'px; height: ' . $original_height . 'px;';
+
+ // Set up preview file information.
+ $preview_file = image_style_path($style['name'], $original_path);
+ if (!file_exists($preview_file)) {
+ image_style_create_derivative($style, $original_path, $preview_file);
+ }
+ $preview_image = image_get_info($preview_file);
+ if ($preview_image['width'] > $preview_image['height']) {
+ $preview_width = min($preview_image['width'], $sample_width);
+ $preview_height = round($preview_width / $preview_image['width'] * $preview_image['height']);
+ }
+ else {
+ $preview_height = min($preview_image['height'], $sample_height);
+ $preview_width = round($preview_height / $preview_image['height'] * $preview_image['width']);
+ }
+ $preview_attributes = array_intersect_key($preview_image, array('width' => '', 'height' => ''));
+ $preview_attributes['style'] = 'width: ' . $preview_width . 'px; height: ' . $preview_height . 'px;';
+
+ // In the previews, timestamps are added to prevent caching of images.
+ $output = '';
+
+ // Build the preview of the original image.
+ $original_url = file_create_url($original_path);
+ $output .= '
';
+ $output .= t('original') . ' (' . l(t('view actual size'), $original_url) . ')';
+ $output .= '
'; // End preview-image.
+ $output .= '
'; // End preview-image-wrapper.
+
+ // Build the preview of the image style.
+ $preview_url = file_create_url($preview_file) . '?cache_bypass=' . REQUEST_TIME;
+ $output .= '
';
+ $output .= check_plain($style['label']) . ' (' . l(t('view actual size'), file_create_url($preview_file) . '?' . time()) . ')';
+ $output .= '
'; // End preview-image.
+ $output .= '
'; // End preview-image-wrapper.
+
+ $output .= '