/** * Get the API version of the common base * * This methods can be called statically using Image_Tools::getAPIVersion() or * from the subclass e.g Image_Tools_Border::getAPIVersion() or * $border->getAPIVersion() * * @return string Image_Tools base class api-version * @access protected */ function getAPIVersion() { if (isset($this)) { return $this->apiVersion; } else { $obj = new Image_Tools(); return $obj->getAPIVersion(); } }