All Manuals > CAPI User Guide and Reference Manual > 22 GRAPHICS-PORTS Reference Entries

rectangle-top Macro

Summary

Gets and sets the top element of a rectangle.

Package

graphics-ports

Signature

rectangle-top rectangle => top

Arguments
rectangle
A rectangle.
Values
top
A real number.
Description

The macro rectangle-top returns and via setf sets the top element of rectangle. rectangle-top can also be used with setf to set the top element of rectangle.

rectangle is a list of numbers (left top right bottom).


CAPI User Guide and Reference Manual (Macintosh version) - 01 Dec 2021 19:31:44