#ifndef lint static char sccsid[] = "@(#)circle.c 4.1 (Berkeley) 11/11/83"; #endif #include "aed.h" /*--------------------------------------------------------- * Circle draws a circle. * * Results: None. * * Side Effects: * A circle of radius r is drawn at (x,y). *--------------------------------------------------------- */ circle(x, y, r) int x, y, r; { char buf[3]; setcolor("01"); putc('Q', stdout); outxy20(x, y); putc('O', stdout); chex((r*scale)>>12, buf, 2); fputs(buf, stdout); (void) fflush(stdout); }