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ucbcmd/plot/libplot/aed/circle.c

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+/*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
+/*	  All Rights Reserved  	*/
+
+/*	THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T	*/
+/*	The copyright notice above does not evidence any   	*/
+/*	actual or intended publication of such source code.	*/
+
+#ident	"@(#)circle.c	1.1	90/08/19 SMI"	/* SVr4.0 1.1	*/
+
+/*
+ * Copyright (c) 1983, 1984 1985, 1986, 1987, 1988, Sun Microsystems, Inc.
+ * All Rights Reserved.
+ */
+
+/*
+ * Copyright (c) 1980 Regents of the University of California.
+ * All rights reserved.  The Berkeley software License Agreement
+ * specifies the terms and conditions for redistribution.
+ */
+
+
+#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);
+}