<?php
/**
 * Implements hook_views_api().
 */
function views_slideshow_xtra_overlay_views_api() {
  return array(
    'api' => '3',
  );
}

/**
 * Implements hook_views_slideshow_widget_info().
 */
function views_slideshow_xtra_overlay_views_slideshow_widget_info() {
  return array(
    'views_slideshow_xtra_overlay' => array(
      'name' => t('Views Slideshow Xtra Overlay'),
      'accepts' => array(
        'transitionBegin' => array('required' => TRUE),
      ),
      'calls' => array(),
    ),
  );
}

/**
 * Implements hook_views_slideshow_option_definition().
 */
function views_slideshow_xtra_overlay_views_slideshow_option_definition() {
  $locations = array('top', 'bottom');

  // Widget defaults
  foreach ($locations as $location) {
    $options['widgets']['contains'][$location]['contains']['views_slideshow_xtra_overlay']['contains']['fields'] = array();
    $options['widgets']['contains'][$location]['contains']['views_slideshow_xtra_overlay']['contains']['pause_after_mouse_move'] = array('default' => 2000);
  }

  return $options;
}

/**
 * Implements hook_views_slideshow_widget_form_options().
 */
function views_slideshow_xtra_overlay_views_slideshow_widget_form_options(&$form, &$form_state, &$view, $defaults, $dependency) {
  $options = array();

  // Need to wrap this so it indents correctly.
  $form['views_slideshow_xtra_overlay_wrapper'] = array(
      '#markup' => '<div class="vs-dependent">',
  );

  // Pause after mouse movement.
  $form['pause_after_mouse_move'] = array(
      '#type' => 'textfield',
      '#title' => t('Pause After Mouse Movement'),
      '#default_value' => $defaults['pause_after_mouse_move'],
      '#size' => 10,
      '#description' => t('Number of milliseconds to pause slide transition after mouse movement.  This allows the user time to click a slide overlay element if the mouse is in motion.  This setting has no effect if "Pause on hover" is checked above.'),
      '#states' => array(
          'visible' => array(
              ':input[name="' . $dependency . '[enable]"]' => array('checked' => TRUE),
          ),
      ),
  );

  $form['views_slideshow_xtra_overlay_wrapper_close'] = array(
      '#markup' => '</div>',
  );
}

/**
 * Implements hook_theme().
 */
function views_slideshow_xtra_overlay_theme($existing, $type, $theme, $path) {
  return array(
      'views_slideshow_xtra_overlay_widget_render' => array(
          'variables' => array('vss_id' => NULL, 'view' => NULL, 'settings' => array(), 'location' => NULL, 'rows' => array()),
          'file' => 'theme/views_slideshow_xtra_overlay.theme.inc',
      ),
      'views_slideshow_xtra_overlay_row' => array(
          'variables' => array('item' => NULL, 'count' => NULL, 'view' => NULL),
          'template' => 'theme/views-slideshow-xtra-overlay-row',
      ),
  );
}

/**
 * Need to have preprocess functions here because drupal doesn't cache them
 * correctly in the theme.inc file.
 *
 * If you would like to override the preprocess functions make sure to look at
 * the associated function in theme.inc.
 */

// Trying to make sure the theme.inc get's loaded.
include_once('theme/views_slideshow_xtra_overlay.theme.inc');

function template_preprocess_views_slideshow_xtra_overlay(&$vars) {
  _views_slideshow_xtra_overlay_preprocess_views_slideshow_xtra_overlay($vars);
}

function template_preprocess_views_slideshow_xtra_overlay_row(&$vars) {
  _views_slideshow_xtra_overlay_preprocess_views_slideshow_xtra_overlay_row($vars);
}