1 /*
2 * Copyright © 2008 Chris Wilson
3 *
4 * Permission to use, copy, modify, distribute, and sell this software
5 * and its documentation for any purpose is hereby granted without
6 * fee, provided that the above copyright notice appear in all copies
7 * and that both that copyright notice and this permission notice
8 * appear in supporting documentation, and that the name of
9 * Chris Wilson not be used in advertising or publicity pertaining to
10 * distribution of the software without specific, written prior
11 * permission. Chris Wilson makes no representations about the
12 * suitability of this software for any purpose. It is provided "as
13 * is" without express or implied warranty.
14 *
15 * CHRIS WILSON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
16 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
17 * FITNESS, IN NO EVENT SHALL CHRIS WILSON BE LIABLE FOR ANY SPECIAL,
18 * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
19 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
20 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
21 * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
22 *
23 * Author: Chris Wilson <chris@chris-wilson.co.uk>
24 */
25
26 #include "cairo-test.h"
27 #include <cairo-xlib.h>
28 #if CAIRO_HAS_XLIB_XRENDER_SURFACE
29 #include <cairo-xlib-xrender.h>
30 #endif
31
32 #include "surface-source.c"
33
34 static cairo_user_data_key_t closure_key;
35
36 struct closure {
37 cairo_device_t *device;
38 Display *dpy;
39 Pixmap pix;
40 };
41
42 static void
cleanup(void * data)43 cleanup (void *data)
44 {
45 struct closure *arg = data;
46
47 cairo_device_finish (arg->device);
48 cairo_device_destroy (arg->device);
49
50 XFreePixmap (arg->dpy, arg->pix);
51 XCloseDisplay (arg->dpy);
52
53 free (arg);
54 }
55
56 static cairo_surface_t *
create_source_surface(int size)57 create_source_surface (int size)
58 {
59 #if CAIRO_HAS_XLIB_XRENDER_SURFACE
60 XRenderPictFormat *xrender_format;
61 struct closure *data;
62 cairo_surface_t *surface;
63
64 data = xmalloc (sizeof (struct closure));
65
66 data->dpy = XOpenDisplay (NULL);
67 if (!data->dpy) {
68 return NULL;
69 }
70
71 xrender_format = XRenderFindStandardFormat (data->dpy, PictStandardARGB32);
72
73 data->pix = XCreatePixmap (data->dpy, DefaultRootWindow (data->dpy),
74 size, size, xrender_format->depth);
75
76 surface = cairo_xlib_surface_create_with_xrender_format (data->dpy,
77 data->pix,
78 DefaultScreenOfDisplay (data->dpy),
79 xrender_format,
80 size, size);
81 data->device = cairo_device_reference (cairo_surface_get_device (surface));
82 if (cairo_surface_set_user_data (surface, &closure_key, data, cleanup)) {
83 cairo_surface_finish (surface);
84 cairo_surface_destroy (surface);
85 cleanup (data);
86 return NULL;
87 }
88
89 return surface;
90 #else
91 return NULL;
92 #endif
93 }
94
95 CAIRO_TEST (xlib_surface_source,
96 "Test using a Xlib surface as the source",
97 "source", /* keywords */
98 NULL, /* requirements */
99 SIZE, SIZE,
100 preamble, draw)
101