2 * Copyright © 2009 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 + 2 * (SIZE + PAD))
32 #define HEIGHT (PAD + SIZE + PAD)
36 * This test is designed to paint a two mesh patches. One with default
37 * control points and one with a control point at a no default
38 * location. The control points of both of them are drawn as squares
39 * to make them visible.
42 static cairo_test_status_t
43 draw (cairo_t *cr, int width, int height)
45 cairo_pattern_t *pattern;
47 unsigned int num_patches;
50 cairo_set_source_rgb (cr, 1, 1, 1);
53 cairo_translate (cr, PAD, PAD);
55 pattern = cairo_pattern_create_mesh ();
56 cairo_mesh_pattern_begin_patch (pattern);
58 cairo_mesh_pattern_move_to (pattern, 0, 0);
59 cairo_mesh_pattern_line_to (pattern, SIZE, 0);
60 cairo_mesh_pattern_line_to (pattern, SIZE, SIZE);
61 cairo_mesh_pattern_line_to (pattern, 0, SIZE);
63 cairo_mesh_pattern_set_corner_color_rgb (pattern, 0, 1, 0, 0);
64 cairo_mesh_pattern_set_corner_color_rgb (pattern, 1, 0, 1, 0);
65 cairo_mesh_pattern_set_corner_color_rgb (pattern, 2, 0, 0, 1);
66 cairo_mesh_pattern_set_corner_color_rgb (pattern, 3, 1, 1, 0);
68 cairo_mesh_pattern_set_control_point (pattern, 0, SIZE * .7, SIZE * .7);
69 cairo_mesh_pattern_set_control_point (pattern, 1, SIZE * .9, SIZE * .7);
70 cairo_mesh_pattern_set_control_point (pattern, 2, SIZE * .9, SIZE * .9);
71 cairo_mesh_pattern_set_control_point (pattern, 3, SIZE * .7, SIZE * .9);
73 cairo_mesh_pattern_end_patch (pattern);
75 cairo_mesh_pattern_begin_patch (pattern);
77 cairo_mesh_pattern_move_to (pattern, SIZE + PAD, 0);
78 cairo_mesh_pattern_line_to (pattern, 2*SIZE + PAD, 0);
79 cairo_mesh_pattern_line_to (pattern, 2*SIZE + PAD, SIZE);
80 cairo_mesh_pattern_line_to (pattern, SIZE + PAD, SIZE);
82 cairo_mesh_pattern_set_corner_color_rgb (pattern, 0, 1, 0, 0);
83 cairo_mesh_pattern_set_corner_color_rgb (pattern, 1, 0, 1, 0);
84 cairo_mesh_pattern_set_corner_color_rgb (pattern, 2, 0, 0, 1);
85 cairo_mesh_pattern_set_corner_color_rgb (pattern, 3, 1, 1, 0);
87 cairo_mesh_pattern_end_patch (pattern);
89 cairo_set_source (cr, pattern);
92 /* mark the location of the control points */
93 cairo_set_source_rgb (cr, 0, 0, 0);
94 cairo_mesh_pattern_get_patch_count (pattern, &num_patches);
95 for (i = 0; i < num_patches; i++) {
96 for (j = 0; j < 4; j++) {
97 cairo_mesh_pattern_get_control_point (pattern, i, j, &x, &y);
98 cairo_rectangle (cr, x - 5, y - 5, 10, 10);
103 cairo_pattern_destroy (pattern);
105 return CAIRO_TEST_SUCCESS;
109 CAIRO_TEST (mesh_pattern_control_points,
110 "Paint mesh pattern with non default control points",
111 "mesh, pattern", /* keywords */
112 NULL, /* requirements */