is not display-independent, and is therefore not WYSIWYG. Because the rectangle dimensions are specified in pixels instead of points, the polyline will be thicker or thinner depending on the display's resolution. In the system software, this routine provides the &quot;ink&quot; feedback for pen-based systems, where speed is a top priority.</P>
<P>
To find out whether a given point falls within a polygon, call <CODE>
GrTestPointInPolygon()</CODE>
<A NAME="IX_GrTestPointInPolygon()">
 </A>
.</P>
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