x
, y
).cairoRelMoveTo(cr, dx, dy)
cr
Cairo
] a cairo contextdx
dy
cr
, dx
, dy
)
is logically equivalent to cairo_move_to(cr
, x + dx
, y + dy
).
It is an error to call this function with no current point. Doing
so will cause cr
to shutdown with a status of
CAIRO_STATUS_NO_CURRENT_POINT
.