LispWorks CAPI Reference Manual > 2 GP Reference Entries

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transform-area

Function
Summary

Transforms a set of points and returns the resulting rectangle.

Package

graphics-ports

Signature

transform-area transform x y width height => rectangle

Arguments

transform

A transform.

x

A real number.

y

A real number.

width

A real number.

height

A real number.

Values

rectangle

A rectangle.

Description

The transform-area function transforms the points ( x y ) and ( x+width y+height ) and returns the transformed rectangle as ( x y width height ) values.


LispWorks CAPI Reference Manual - 21 Dec 2009

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