_mime = 'image/png'; // Set document type $this->_type = 'image'; } /** * Render the document. * * @param boolean $cache If true, cache the output * @param array $params Associative array of attributes * * @return The rendered data * * @since 12.1 */ public function render($cache = false, $params = array()) { // Get the image type $type = JFactory::getApplication()->input->get('type', 'png'); switch ($type) { case 'jpg': case 'jpeg': $this->_mime = 'image/jpeg'; break; case 'gif': $this->_mime = 'image/gif'; break; case 'png': default: $this->_mime = 'image/png'; break; } $this->_charset = null; parent::render(); return $this->getBuffer(); } }