Legacy Document

Inside Macintosh: Imaging With QuickDraw /

Chapter 3 - QuickDraw Drawing / QuickDraw Drawing Reference

Routines / Creating and Managing Rectangles

PtInRect

To determine whether a pixel below is enclosed in a rectangle, use the PtInRect function.

FUNCTION PtInRect (pt:\xDDPoint; r: Rect): Boolean;

pt

The point to test.

r

The rectangle to test.

DESCRIPTION

The PtInRect function determines whether the pixel below and to the right of the point you specify in the pt parameter is enclosed in the rectangle that you specify in the Rect parameter. The PtInRect function returns TRUE if it is, FALSE if it is not.