<?php
// $Id$
/**
 * @file
 * Provides a Views style plugin for jQuery jcarousel.
 */

/**
 * Implementation of hook_views_api().
 */
function viewscarousel_views_api() {
  return array('api' => 2);
}

/**
 * Implementation of hook_views_init().
 */
function viewscarousel_views_init()
{
  //Add the JS lib
  if (module_exists('jq')) {
    $loaded_plugins = jq_plugins();
    if (!empty($loaded_plugins['jcarousel'])) {
      $js1 = jq_add('jcarousel');
    }
  }
}

/**
 * Themes the Views Carousel View.
 */
function theme_viewscarousel_view($view, $options = array(), $rows = array()) {
  // Remove the skin and skin path from the options.
  $skin = $options['skin'];
  $path = ($skin == 'custom') ? $options['skin_path'] : NULL;
  unset($options['skin'], $options['skin_path']);

  // Remove any empty options and convert any numbers to float values.
  foreach ($options as $key => $value) {
    if (is_numeric($value)) {
      $options[$key] = (float)$value;
    }
    if (empty($value)) {
      unset($options[$key]);
    }
  }

  // Use jCarousel to create the carousel.
  return theme('jcarousel', $rows, $options, $skin, $path, 'viewscarousel-'. $view->name .'-'. $view->current_display);
}