/**
* 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();
}
}
