MGL_traverseRegion

Traverses a region for all rectangles in definition.

Declaration

void MGLAPI MGL_traverseRegion(
    region_t *rgn,
    rgncallback_t doRect)
typedef void (MGLAPIP rgncallback_t)(const rect_t *r)

Prototype In

mgraph.h

Parameters

rgn

Region to traverse

doRect

Callback function to call for every rectangle processed

 

Description

This function traverses the definition of the region, calling the supplied callback function once for every rectangle in union of rectangles that make up the complex region.

See Also

MGL_diffRegion, MGL_unionRegion, MGL_sectRegion

Copyright © 2002 SciTech Software, Inc. Visit our web site at http://www.scitechsoft.com