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<?php
/**
 * @package   FOF
 * @copyright Copyright (c)2010-2020 Nicholas K. Dionysopoulos / Akeeba Ltd
 * @license   GNU General Public License version 2, or later
 */

namespace FOF30\Render;

defined('_JEXEC') || die;

use FOF30\Container\Container;
use stdClass;

/**
 * Interface for FOF view renderers
 *
 * @package FOF30\Render
 * @since   3.0.0
 */
interface RenderInterface
{
	/**
	 * Public constructor
	 *
	 * @param   Container  $container  The container we are attached to
	 */
	function __construct(Container $container);

	/**
	 * Returns the information about this renderer
	 *
	 * @return object
	 */
	function getInformation(): stdClass;

	/**
	 * Echoes any HTML to show before the view template
	 *
	 * @param   string  $view  The current view
	 * @param   string  $task  The current task
	 *
	 * @return  void
	 */
	function preRender(string $view, string $task): void;

	/**
	 * Echoes any HTML to show after the view template
	 *
	 * @param   string  $view  The current view
	 * @param   string  $task  The current task
	 *
	 * @return  void
	 */
	function postRender(string $view, string $task): void;

	/**
	 * Renders the submenu (link bar) for a category view when it is used in a
	 * extension
	 *
	 * Note: this function has to be called from the addSubmenu function in
	 *         the ExtensionNameHelper class located in
	 *         administrator/components/com_ExtensionName/helpers/Extensionname.php
	 *
	 * @return  void
	 */
	function renderCategoryLinkbar(): void;

	/**
	 * Set a renderer option (depends on the renderer)
	 *
	 * @param   string  $key    The name of the option to set
	 * @param   mixed   $value  The value of the option
	 *
	 * @return  void
	 */
	function setOption(string $key, $value = null): void;

	/**
	 * Set multiple renderer options at once (depends on the renderer)
	 *
	 * @param   array  $options  The options to set as key => value pairs
	 *
	 * @return  void
	 */
	function setOptions(array $options): void;

	/**
	 * Get the value of a renderer option
	 *
	 * @param   string  $key      The name of the parameter
	 * @param   mixed   $default  The default value to return if the parameter is not set
	 *
	 * @return  mixed  The parameter value
	 */
	function getOption(string $key, $default = null);
}