2 * Copyright © 2005 Red Hat, Inc.
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 * Red Hat, Inc. not be used in advertising or publicity pertaining to
10 * distribution of the software without specific, written prior
11 * permission. Red Hat, Inc. makes no representations about the
12 * suitability of this software for any purpose. It is provided "as
13 * is" without express or implied warranty.
15 * RED HAT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
16 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
17 * FITNESS, IN NO EVENT SHALL RED HAT, INC. 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.
23 * Author: Carl D. Worth <cworth@cworth.org>
28 * 2005-04-11 Carl Worth <cworth@cworth.org>
30 * It appears that calling cairo_show_surface after cairo_translate
31 * somehow applies the translation twice to the surface being
32 * shown. This is pretty easy to demonstrate by bringing up xsvg on
33 * an SVG file with an <image> and panning around a bit with the
36 * This is almost certainly a regression, and I suspect there may be
37 * some interaction with the fix for move-to-show-surface.
39 * 2005-04-12 Carl Worth <cworth@cworth.org>
41 * I committed a fix for this bug today.
44 #include "cairo-test.h"
46 static cairo_test_status_t
47 draw (cairo_t *cr, int width, int height)
49 cairo_surface_t *surface;
50 uint32_t colors[4] = {
51 0xffffffff, 0xffff0000,
52 0xff00ff00, 0xff0000ff
56 for (i=0; i < 4; i++) {
57 surface = cairo_image_surface_create_for_data ((unsigned char *) &colors[i],
62 cairo_translate (cr, i % 2, i / 2);
63 cairo_set_source_surface (cr, surface, 0, 0);
67 cairo_surface_finish (surface); /* colors will go out of scope */
68 cairo_surface_destroy (surface);
71 return CAIRO_TEST_SUCCESS;
74 CAIRO_TEST (translate_show_surface,
75 "Tests calls to cairo_show_surface after cairo_translate",
76 "transform", /* keywords */
77 NULL, /* requirements */