2 * Copyright © 2008 Adrian Johnson
4 * Permission is hereby granted, free of charge, to any person
5 * obtaining a copy of this software and associated documentation
6 * files (the "Software"), to deal in the Software without
7 * restriction, including without limitation the rights to use, copy,
8 * modify, merge, publish, distribute, sublicense, and/or sell copies
9 * of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 * Author: Adrian Johnson <ajohnson@redneon.com>
27 #include "cairo-test.h"
31 #define WIDTH (PAD + SIZE + PAD)
34 /* This test is designed to test that PDF viewers use the correct
35 * alpha values in an Alpha SMasks. Some viewers use the color values
36 * instead of the alpha. The test draws a triangle and rectangle in a
37 * group then draws the group using cairo_mask(). The mask consists of
38 * a circle with the rgba (0.4, 0.4, 0.4, 0.8) and the background rgba
39 * (0.8, 0.8, 0.8, 0.4).
42 static cairo_test_status_t
43 draw (cairo_t *cr, int width, int height)
45 cairo_set_source_rgb (cr, 1, 1, 1);
48 /* flip the CTM, which most clearly shows the problem */
49 cairo_translate (cr, 0, HEIGHT);
50 cairo_scale (cr, 1, -1);
52 cairo_set_source_rgb (cr, 0, 0, 0);
54 cairo_set_line_width (cr, 10);
55 cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
56 cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND);
58 cairo_move_to (cr, 20, 20);
59 cairo_line_to (cr, 20, 70);
62 cairo_move_to (cr, 40, 20);
63 cairo_line_to (cr, 70, 70);
66 cairo_move_to (cr, 60, 20);
67 cairo_line_to (cr, 90, 20);
70 return CAIRO_TEST_SUCCESS;
73 CAIRO_TEST (stroke_ctm_caps,
74 "Test that the stroker correctly passes the device-space vector to the stroker for endcaps",
75 "stroke, transform", /* keywords */
76 NULL, /* requirements */