2 * Copyright © 2004 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>
26 #include "cairo-test.h"
32 pixel_aligned_path (cairo_t *cr)
36 cairo_scale (cr, SIZE, SIZE);
37 cairo_move_to (cr, 1, 0);
38 cairo_rel_line_to (cr, 1, 0);
39 cairo_rel_line_to (cr, 0, 3);
40 cairo_rel_line_to (cr, 1, 0);
41 cairo_rel_line_to (cr, 0, -1);
42 cairo_rel_line_to (cr, -3, 0);
43 cairo_rel_line_to (cr, 0, -1);
44 cairo_rel_line_to (cr, 4, 0);
45 cairo_rel_line_to (cr, 0, 3);
46 cairo_rel_line_to (cr, -3, 0);
47 cairo_rel_line_to (cr, 0, -4);
48 cairo_close_path (cr);
53 /* Use clipping to draw the same path twice, once with each fill rule */
54 static cairo_test_status_t
55 draw (cairo_t *cr, int width, int height)
57 cairo_set_source_rgb (cr, 1, 0, 0); /* red */
59 cairo_translate (cr, PAD, PAD);
63 pixel_aligned_path (cr);
64 cairo_set_fill_rule (cr, CAIRO_FILL_RULE_EVEN_ODD);
70 cairo_translate (cr, SIZE*4 + PAD, 0);
74 pixel_aligned_path (cr);
75 cairo_set_fill_rule (cr, CAIRO_FILL_RULE_WINDING);
81 return CAIRO_TEST_SUCCESS;
84 CAIRO_TEST (clip_fill_rule_pixel_aligned,
85 "Tests interaction of clipping and cairo_set_fill_rule with a pixel-aligned path",
86 "clip", /* keywords */
87 NULL, /* requirements */
88 PAD + (SIZE*4) + PAD + (SIZE*4) + PAD,