This is the base class for the different SVG Element Objects. Extend this class to create a new SVG Element.
XML_SVG_Element XML_SVG_Element( [ $params = array()])
void addChild( &$element, [ $copy = false])
void addParent( &$parent)
void copy( )
void debug( )
void getParam( $param)
void printElement( )
Overridden in child classes as:
void printParams( )
void setParam( $param, $value)