function textimage_color_element_validate in Textimage 7.3

Validation callback for 'textimage_color' form element.

1 string reference to 'textimage_color_element_validate'

textimage_element_info in ./textimage.module

Implements hook_element_info().

File

./textimage.module, line 768

Textimage - Provides text to image manipulations.

Code

function textimage_color_element_validate(&$element, &$form_state, $form) {

  // Normalize returned element values to a rgba hex value.
  if ($element['#allow_transparent'] && $element['container']['transparent']['#value']) {
    $element['#value'] = NULL;
  }
  elseif ($element['#allow_transparent'] || $element['#allow_opacity']) {
    $element['#value'] = drupal_strtoupper($element['container']['hex']['#value']);
  }
  else {
    $element['#value'] = drupal_strtoupper($element['hex']['#value']);
  }
  if ($element['#value'] && $element['#value'][0] != '#') {
    $element['#value'] = '#' . $element['#value'];
  }
  if ($element['#value'] && $element['#allow_opacity']) {
    $element['#value'] .= _textimage_opacity_to_alpha($element['container']['opacity']['#value']);
  }

  // Replace the element value in the parent form with the normalized value.
  $value =& $form_state['values'];
  foreach ($element['#parents'] as $path) {
    $value =& $value[$path];
  }
  $value = $element['#value'];
}