/** * Returns all of the queued CSS. * * @static * @return string */ public static function get_queued_css() { $css = self::$_css; if (self::$_hires_css) { if ($css) { $css .= NL; } $css .= '@media only screen and (-moz-min-device-pixel-ratio: 1.5),' . NL . 'only screen and (-o-min-device-pixel-ratio: 3/2),' . NL . 'only screen and (-webkit-min-device-pixel-ratio: 1.5),' . NL . 'only screen and (min-device-pixel-ratio: 1.5),' . NL . 'only screen and (min-resolution: 1.5dppx) {' . NL . self::$_hires_css . NL . '}'; } // clear out the queue self::$_css = ''; self::$_hires_css = ''; return $css; }