Transforms the coordinates of a rectangle and binds them to four variables for the duration of the macro's body.
A variable
A variable
A variable
A variable
A graphics port
A real number
A real number
A real number
A real number
A body of Lisp code
During the evaluation of the with-transformed-rect
macro body , the two points ( x1, y1 ) and ( x2, y2 ) are transformed by the port's current transform and the resulting values bound to the variables named by the nx1 ny1 nx2 ny2 args.