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<?php
/**
 * @package     Joomla.Platform
 * @subpackage  Form
 *
 * @copyright   (C) 2013 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE
 */

defined('JPATH_PLATFORM') or die;

JFormHelper::loadFieldClass('number');

/**
 * Form Field class for the Joomla Platform.
 * Provides a horizontal scroll bar to specify a value in a range.
 *
 * @link   http://www.w3.org/TR/html-markup/input.text.html#input.text
 * @since  3.2
 */
class JFormFieldRange extends JFormFieldNumber
{
	/**
	 * The form field type.
	 *
	 * @var    string
	 * @since  3.2
	 */
	protected $type = 'Range';

	/**
	 * Name of the layout being used to render the field
	 *
	 * @var    string
	 * @since  3.7
	 */
	protected $layout = 'joomla.form.field.range';

	/**
	 * Method to get the field input markup.
	 *
	 * @return  string  The field input markup.
	 *
	 * @since   3.2
	 */
	protected function getInput()
	{
		return $this->getRenderer($this->layout)->render($this->getLayoutData());
	}

	/**
	 * Method to get the data to be passed to the layout for rendering.
	 *
	 * @return  array
	 *
	 * @since 3.7
	 */
	protected function getLayoutData()
	{
		$data = parent::getLayoutData();

		// Initialize some field attributes.
		$extraData = array(
			'max' => $this->max,
			'min' => $this->min,
			'step' => $this->step,
		);

		return array_merge($data, $extraData);
	}
}