1 #ifndef lint 2 static char sccsid[] = "@(#)circle.c 4.1 (Berkeley) 11/11/83"; 3 #endif 4 5 #include "aed.h" 6 7 /*--------------------------------------------------------- 8 * Circle draws a circle. 9 * 10 * Results: None. 11 * 12 * Side Effects: 13 * A circle of radius r is drawn at (x,y). 14 *--------------------------------------------------------- 15 */ 16 circle(x, y, r) 17 int x, y, r; 18 { 19 char buf[3]; 20 setcolor("01"); 21 putc('Q', stdout); 22 outxy20(x, y); 23 putc('O', stdout); 24 chex((r*scale)>>12, buf, 2); 25 fputs(buf, stdout); 26 (void) fflush(stdout); 27 } 28