1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
|
/*
* Copyright © 2007 Red Hat, Inc.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Author: Behdad Esfahbod <behdad@behdad.org>
*/
#include <math.h>
#include "cairo-test.h"
#include <stdio.h>
#define SIZE 100
static cairo_test_draw_function_t draw;
static const cairo_test_t test = {
"surface-pattern-scale-up",
"Test scaled-up transformed not-repeated surface patterns"
"\nFails xlib backend (with argb32) with inexplicable alpha in result",
SIZE, SIZE,
draw
};
static cairo_test_status_t
draw (cairo_t *cr, int width, int height)
{
cairo_surface_t *surface;
cairo_t * cr_surface;
int surface_size = 6;
cairo_set_source_rgb (cr, 0, 0, 0);
cairo_paint (cr);
/* Create an image surface with my favorite four colors in each
* quadrant. */
surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24,
surface_size, surface_size);
cr_surface = cairo_create (surface);
cairo_set_source_rgb (cr_surface, 1, 1, 1);
cairo_rectangle (cr_surface,
0, 0,
surface_size / 2, surface_size / 2);
cairo_fill (cr_surface);
cairo_set_source_rgb (cr_surface, 1, 0, 0);
cairo_rectangle (cr_surface,
surface_size / 2, 0,
surface_size / 2, surface_size / 2);
cairo_fill (cr_surface);
cairo_set_source_rgb (cr_surface, 0, 1, 0);
cairo_rectangle (cr_surface,
0, surface_size / 2,
surface_size / 2, surface_size / 2);
cairo_fill (cr_surface);
cairo_set_source_rgb (cr_surface, 0, 0, 1);
cairo_rectangle (cr_surface,
surface_size / 2, surface_size / 2,
surface_size / 2, surface_size / 2);
cairo_fill (cr_surface);
cairo_destroy (cr_surface);
cairo_scale (cr, 10, 10);
cairo_rotate (cr, 1.);
cairo_set_source_surface (cr, surface, 4, -4.5);
cairo_surface_destroy (surface);
cairo_pattern_set_extend (cairo_get_source (cr), CAIRO_EXTEND_NONE);
cairo_paint (cr);
return CAIRO_TEST_SUCCESS;
}
int
main (void)
{
return cairo_test (&test);
}
|
