Input Enable BOOL [...] Output Valid BOOL TRUE [...] Busy BOOL TRUE :

Input xExecute BOOL [...] Done BOOL Action [...] Busy BOOL Function block

InstRelease : BOOL In [...] InstRelease BOOL

InstRetain : BOOL In [...] InstRetain BOOL

Initialize : BOOL In [...] Return Initialize BOOL

Initialize : BOOL In [...] Return Initialize BOOL

: BOOL In [...] Return Paint BOOL

Next : BOOL Checks [...] Return HasNext BOOL

Initialize : BOOL In [...] Return Initialize BOOL

Initialize : BOOL In [...] Return Initialize BOOL