Commit | Line | Data |
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491ba2ce KS |
1 | /* |
2 | * Copyright (c) 1980, 1986 Regents of the University of California. | |
3 | * All rights reserved. The Berkeley software License Agreement | |
4 | * specifies the terms and conditions for redistribution. | |
5 | */ | |
6 | ||
7 | #ifndef lint | |
ca67e7b4 | 8 | static char sccsid[] = "@(#)circle.c 6.1 (Berkeley) 8/29/86"; |
491ba2ce KS |
9 | #endif not lint |
10 | ||
11 | ||
12 | #include "grnplot.h" | |
13 | ||
14 | /*--------------------------------------------------------- | |
15 | * Circle draws a circle. | |
16 | * | |
17 | * Results: None. | |
18 | * | |
19 | * Side Effects: | |
20 | * A circle of radius r is drawn at (x,y). | |
21 | * The current position is set to (x,y); | |
22 | *--------------------------------------------------------- | |
23 | */ | |
24 | circle(x, y, r) | |
25 | int x, y, r; | |
26 | { | |
27 | if (!ingrnfile) erase(); | |
28 | endvector(); | |
29 | printf("ARC\n"); | |
30 | outxy(x,y); | |
31 | outxy(x+r,y); | |
32 | outxy(x,y+r); | |
33 | outxy(x,y-r); | |
34 | outxy(x+r,y); | |
35 | outxy(x-r,y); | |
36 | printf("*\n%d 0\n0\n",linestyle); | |
37 | curx=x; | |
38 | cury=y; | |
39 | } |