1 /* LUA - a LUA scriptable GTK+ engine
2 * Copyright (C) 2006 Daniel Borgmann <daniel.borgmann@gmail.com>
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 *
18 * Project contact: <gnome-themes-list@gnome.org>
19 *
20 */
21
22
23 #include "draw_utils.h"
24
25 static void
rounded_rectangle(cairo_t * cr,gdouble x,gdouble y,gdouble w,gdouble h,gdouble radius,gboolean tl,gboolean tr,gboolean bl,gboolean br)26 rounded_rectangle (cairo_t *cr,
27 gdouble x, gdouble y, gdouble w, gdouble h, gdouble radius,
28 gboolean tl, gboolean tr, gboolean bl, gboolean br)
29 {
30 if (tl)
31 cairo_move_to (cr, x+radius, y);
32 else
33 cairo_move_to (cr, x, y);
34
35 if (tr)
36 cairo_arc (cr, x+w-radius, y+radius, radius, G_PI * 1.5, G_PI * 2);
37 else
38 cairo_line_to (cr, x+w, y);
39
40 if (br)
41 cairo_arc (cr, x+w-radius, y+h-radius, radius, 0, G_PI * 0.5);
42 else
43 cairo_line_to (cr, x+w, y+h);
44
45 if (bl)
46 cairo_arc (cr, x+radius, y+h-radius, radius, G_PI * 0.5, G_PI);
47 else
48 cairo_line_to (cr, x, y+h);
49
50 if (tl)
51 cairo_arc (cr, x+radius, y+radius, radius, G_PI, G_PI * 1.5);
52 else
53 cairo_line_to (cr, x, y);
54 }
55
56 void
draw_rectangle(cairo_t * cr,gdouble x,gdouble y,gdouble width,gdouble height,gdouble radius,gboolean tl,gboolean tr,gboolean bl,gboolean br,gboolean filled)57 draw_rectangle (cairo_t *cr, gdouble x, gdouble y, gdouble width, gdouble height,
58 gdouble radius, gboolean tl, gboolean tr, gboolean bl, gboolean br,
59 gboolean filled)
60 {
61 if (radius)
62 rounded_rectangle (cr, x, y, width, height, radius, tl, tr, bl, br);
63 else
64 cairo_rectangle (cr, x, y, width, height);
65
66 if (filled)
67 cairo_fill (cr);
68 else
69 cairo_stroke (cr);
70 }
71