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union-rectangle Macro

Summary

Modifies a rectangle to be a union of itself and another rectangle.

Package

graphics-ports

Signature

union-rectangle rectangle left top right bottom => rectangle

Arguments
rectangle
A rectangle.
left
A real number.
top
A real number.
right
A real number.
bottom
A real number.
Values
rectangle
A rectangle.
Description

The macro union-rectangle modifies rectangle to be the union of rectangle and the rectangle specified by (left top right bottom).


CAPI User Guide and Reference Manual (Unix version) - 01 Dec 2021 19:33:02