GRAPHICS: Allow to query a Surface describing a subarea in Surface.
SCUMM: Prefer getBasePtr over direct Surface::pixels access.
AGOS: Prefer getBasePtr over direct Surface::pixels access.
CGE: Prefer getBasePtr over direct Surface::pixels access.
COMPOSER: Prefer getBasePtr over direct Surface::pixels access.
DRASCULA: Prefer getBasePtr over direct Surface::pixels access.
GOB: Prefer getBasePtr over direct Surface::pixels access.
HOPKINS: Prefer getBasePtr over direct Surface::pixels access.
HUGO: Prefer getBasePtr over direct Surface::pixels access.
LASTEXPRESS: Prefer getBasePtr over direct Surface::pixels access.
MADE: Prefer getBasePtr over direct Surface::pixels access.
MOHAWK: Prefer getBasePtr over direct Surface::pixels access.
NEVERHOOD: Prefer getBasePtr over direct Surface::pixels access.
MORTEVIELLE: Prefer getBasePtr over direct Surface::pixels access.
PARALLACTION: Prefer getBasePtr over direct Surface::pixels access.
PEGASUS: Prefer getBasePtr over direct Surface::pixels access.
SAGA: Prefer getBasePtr over direct Surface::pixels access.
SCI: Prefer getBasePtr over direct Surface::pixels access.
SWORD1: Prefer getBasePtr over direct Surface::pixels access.
SWORD2: Prefer getBasePtr over direct Surface::pixels access.