123456789101112131415161718192021222324252627282930 |
- /*
- * This file is part of the UCB release of Plan 9. It is subject to the license
- * terms in the LICENSE file found in the top-level directory of this
- * distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
- * part of the UCB release of Plan 9, including this file, may be copied,
- * modified, propagated, or distributed except according to the terms contained
- * in the LICENSE file.
- */
- #include <u.h>
- #include <libc.h>
- #include <draw.h>
- void
- border(Image *im, Rectangle r, int i, Image *color, Point sp)
- {
- if(i < 0){
- r = insetrect(r, i);
- sp = addpt(sp, Pt(i,i));
- i = -i;
- }
- draw(im, Rect(r.min.x, r.min.y, r.max.x, r.min.y+i),
- color, nil, sp);
- draw(im, Rect(r.min.x, r.max.y-i, r.max.x, r.max.y),
- color, nil, Pt(sp.x, sp.y+Dy(r)-i));
- draw(im, Rect(r.min.x, r.min.y+i, r.min.x+i, r.max.y-i),
- color, nil, Pt(sp.x, sp.y+i));
- draw(im, Rect(r.max.x-i, r.min.y+i, r.max.x, r.max.y-i),
- color, nil, Pt(sp.x+Dx(r)-i, sp.y+i));
- }
|