friendica/view/theme/frio/php/Image.php

<?php
/**
 * @file view/theme/frio/php/Image.php
 * contain methods to deal with images
 */

/**
 * This class contains methods to deal with images
 */
use Friendica\Core\L10n;

class Image
{
	/**
	 * Give all available options for the background image
	 *
	 * @param array $arr Array with the present user settings
	 *
	 * @return array Array with the immage options
	 */
	public static function get_options($arr)
	{
		$bg_image_options = [
			'stretch' => ['frio_bg_image_option', L10n::t('Top Banner'), 'stretch', L10n::t('Resize image to the width of the screen and show background color below on long pages.'), ($arr['bg_image_option'] == 'stretch')],
			'cover'   => ['frio_bg_image_option', L10n::t('Full screen'), 'cover', L10n::t('Resize image to fill entire screen, clipping either the right or the bottom.'), ($arr['bg_image_option'] == 'cover')],
			'contain' => ['frio_bg_image_option', L10n::t('Single row mosaic'), 'contain', L10n::t('Resize image to repeat it on a single row, either vertical or horizontal.'), ($arr['bg_image_option'] == 'contain')],
			'repeat'  => ['frio_bg_image_option', L10n::t('Mosaic'), 'repeat', L10n::t('Repeat image to fill the screen.'), ($arr['bg_image_option'] == 'repeat')],
		];

		return $bg_image_options;
	}
}