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<?php

/**

 * @file

 * Hooks provided by Views Slideshow.

 */

/**

 * @addtogroup hooks

 * @{

 */

/**

 * Define the type of the slideshow (eg.: cycle, imageflow, ddblock).

 *

 * @return array

 *   Associative array of slideshow type and its information.

 */

function hook_views_slideshow_slideshow_info() {

  $options = array(

    'views_slideshow_cycle' => array(

      'name' => t('Cycle'),

      'accepts' => array(

        'goToSlide',

        'nextSlide',

        'pause',

        'play',

        'previousSlide',

      ),

      'calls' => array(

        'transitionBegin',

        'transitionEnd',

        'goToSlide',

        'pause',

        'play',

        'nextSlide',

        'previousSlide',

      ),

    ),

  );

  return $options;

}

/**

 * Define form fields to be displayed in the views settings form.

 *

 * These fields would help configure your slideshow type.

 */

function hook_views_slideshow_slideshow_type_form(&$form, &$form_state, &$view) {

  $form['views_slideshow_cycle']['effect'] = array(

    '#type' => 'select',

    '#title' => t('Effect'),

    '#options' => $effects,

    '#default_value' => $view->options['views_slideshow_cycle']['effect'],

    '#description' => t('The transition effect that will be used to change between images. Not all options below may be relevant depending on the effect. !link', array('!link' => l(t('Follow this link to see examples of each effect.'), 'http://jquery.malsup.com/cycle/browser.html', array('attributes' => array('target' => '_blank'))))),

  );

}

/**

 * Set default values for options specified in hook_views_slideshow_type_form.

 *

 * @return array

 *   Associative array of slideshow type name and options.

 */

function hook_views_slideshow_option_definition() {

  $options['views_slideshow_cycle'] = array(

    'contains' => array(

      // Transition.

      'effect' => array('default' => 'fade'),

      'transition_advanced' => array('default' => 0),

      'timeout' => array('default' => 5000),

      'speed' => array('default' => 700),

      'delay' => array('default' => 0),

      'sync' => array('default' => 1),

      'random' => array('default' => 0),

    ),

  );

  return $options;

}

/**

 * Form validation callback for the slideshow settings.

 */

function hook_views_slideshow_options_form_validate(&$form, &$form_state, &$view) {

  if (!is_numeric($form_state['values']['style_options']['views_slideshow_cycle']['speed'])) {

    form_error($form['views_slideshow_cycle']['speed'], t('!setting must be numeric!', array('!setting' => 'Speed')));

  }

  if (!is_numeric($form_state['values']['style_options']['views_slideshow_cycle']['timeout'])) {

    form_error($form['views_slideshow_cycle']['timeout'], t('!setting must be numeric!', array('!setting' => 'Timeout')));

  }

  if (!is_numeric($form_state['values']['style_options']['views_slideshow_cycle']['remember_slide_days'])) {

    form_error($form['views_slideshow_cycle']['remember_slide_days'], t('!setting must be numeric!', array('!setting' => 'Slide days')));

  }

}

/**

 * Form submission callback for the slideshow settings.

 */

function hook_views_slideshow_options_form_submit($form, &$form_state) {

  // Act on option submission.

}

/**

 * Define slideshow skins to be available to the end user.

 */

function hook_views_slideshow_skin_info() {

  return array(

    'default' => array(

      'name' => t('Default'),

    ),

  );

}

/**

 * Define new widgets (pagers, controls, counters).

 *

 * Available events for accepts and calls

 *  - pause

 *  - play

 *  - nextSlide

 *  - previousSlide

 *  - goToSlide

 *  - transitionBegin

 *  - transitionEnd.

 *

 * @return array

 *   Array keyed by the widget names.

 */

function hook_views_slideshow_widget_info() {

  return array(

    'views_slideshow_pager' => array(

      'name' => t('Pager'),

      'accepts' => array(

        'transitionBegin' => array('required' => TRUE),

        'goToSlide' => array(),

        'previousSlide' => array(),

        'nextSlide' => array(),

      ),

      'calls' => array(

        'goToSlide',

        'pause',

        'play',

      ),

    ),

    'views_slideshow_controls' => array(

      'name' => t('Controls'),

      'accepts' => array(

        'pause' => array('required' => TRUE),

        'play' => array('required' => TRUE),

      ),

      'calls' => array(

        'nextSlide',

        'pause',

        'play',

        'previousSlide',

      ),

    ),

    'views_slideshow_slide_counter' => array(

      'name' => t('Slide Counter'),

      'accepts' => array(

        'transitionBegin' => array('required' => TRUE),

        'goToSlide' => array(),

        'previousSlide' => array(),

        'nextSlide' => array(),

      ),

      'calls' => array(),

    ),

  );

}

/**

 * Form fields to be added for a specific widget type.

 *

 * Example of a widget type would be views_slideshow_pager

 * or views_slideshow_slide_counter.

 */

function INSERT_WIDGET_TYPE_HERE_views_slideshow_widget_form_options(&$form, $form_state, $view, $defaults, $dependency) {

}

/**

 * Hook called by the pager widget to configure it, the fields that should be shown.

 */

function hook_views_slideshow_widget_pager_info($view) {

}

/**

 * Hook called by the pager widget to add form items.

 */

function INSERT_WIDGET_TYPE_HERE_views_slideshow_widget_pager_form_options(&$form, &$form_state, &$view, $defaults, $dependency) {

}

/**

 * Hook called by the controls widget to configure it, the fields that should be shown.

 */

function hook_views_slideshow_widget_controls_info($view) {

}

/**

 * Hook called by the controls widget to add form items.

 */

function INSERT_WIDGET_TYPE_HERE_views_slideshow_widget_controls_form_options(&$form, &$form_state, &$view, $defaults, $dependency) {

}

/**

 * @} End of "addtogroup hooks".

 */