Draws a filled rectangle covering the entire port in the port's background color.
graphics-ports
clear-graphics-port port
port⇩ |
A graphics port. |
The function clear-graphics-port
draws a filled rectangle in port covering the entire port in the port's background. All other graphics state parameters are ignored.
CAPI User Guide and Reference Manual (Macintosh version) - 01 Dec 2021 19:31:44