Makes an image out of a specified rectangle of a graphics port's contents.
Signature
make-image-from-port port &optional x y width height => image
Arguments
port
A graphics port
x
An integer
y
An integer
width
An integer
height
An integer
Values
image
An image
Description
The make-image-from-port function makes an image out of the specified rectangle of the port's contents. The default is the whole port, but a region can be specified using x, y, width, and height . The default value of x and y is 0.
