2 * Copyright © 2012 Intel Corporation
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: Chris Wilson <chris@chris-wilson.co.uk>
27 #include "cairo-test.h"
32 static cairo_test_status_t
33 draw_arcs (cairo_t *cr)
35 double start = M_PI/12, stop = 2*start;
37 cairo_move_to (cr, SIZE/2, SIZE/2);
38 cairo_arc (cr, SIZE/2, SIZE/2, SIZE/2, start, stop);
41 cairo_translate (cr, SIZE+PAD, 0);
42 cairo_move_to (cr, SIZE/2, SIZE/2);
43 cairo_arc (cr, SIZE/2, SIZE/2, SIZE/2, 2*M_PI-stop, 2*M_PI-start);
46 cairo_translate (cr, 0, SIZE+PAD);
47 cairo_move_to (cr, SIZE/2, SIZE/2);
48 cairo_arc_negative (cr, SIZE/2, SIZE/2, SIZE/2, 2*M_PI-stop, 2*M_PI-start);
51 cairo_translate (cr, -SIZE-PAD, 0);
52 cairo_move_to (cr, SIZE/2, SIZE/2);
53 cairo_arc_negative (cr, SIZE/2, SIZE/2, SIZE/2, start, stop);
56 return CAIRO_TEST_SUCCESS;
59 static cairo_test_status_t
60 draw (cairo_t *cr, int width, int height)
63 cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); /* white */
68 cairo_translate (cr, PAD, PAD);
72 cairo_set_source_rgb (cr, 1, 0, 0);
73 cairo_translate (cr, 2*SIZE+3*PAD, 0);
75 cairo_translate (cr, 2*SIZE+2*PAD, PAD);
76 cairo_scale (cr, -1, 1);
80 cairo_set_source_rgb (cr, 1, 0, 1);
81 cairo_translate (cr, 0, 2*SIZE+3*PAD);
83 cairo_translate (cr, 2*SIZE+2*PAD, 2*SIZE+2*PAD);
84 cairo_scale (cr, -1, -1);
88 cairo_set_source_rgb (cr, 0, 0, 1);
89 cairo_translate (cr, -(2*SIZE+3*PAD), 0);
91 cairo_translate (cr, PAD, 2*SIZE+2*PAD);
92 cairo_scale (cr, 1, -1);
96 return CAIRO_TEST_SUCCESS;
99 CAIRO_TEST (arc_direction,
100 "Test drawing positive/negative arcs",
101 "arc fill", /* keywords */
102 NULL, /* requirements */
103 2*(3*PAD + 2*SIZE), 2*(3*PAD + 2*SIZE),