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
|
#include <math.h>
#include "cairo-test.h"
#include <stdio.h>
#define SIZE 100
#define SIZE2 20
#define OFFSET 10
cairo_test_t test = {
"composite-integer-translate-over-repeat",
"Test simple compositing: integer-translation 32->32 OVER, with repeat",
SIZE, SIZE,
draw
};
static cairo_test_status_t
draw (cairo_t *cr, int width, int height)
{
cairo_surface_t *image;
cairo_pattern_t *pat;
cairo_t *cr2;
image = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, SIZE2, SIZE2);
cr2 = cairo_create (image);
cairo_set_source_rgba (cr2, 1, 0, 0, 1);
cairo_rectangle (cr2, 0, 0, SIZE2/2, SIZE2/2);
cairo_fill (cr2);
cairo_set_source_rgba (cr2, 0, 1, 0, 1);
cairo_rectangle (cr2, SIZE2/2, 0, SIZE2/2, SIZE2/2);
cairo_fill (cr2);
cairo_set_source_rgba (cr2, 0, 0, 1, 1);
cairo_rectangle (cr2, 0, SIZE2/2, SIZE2/2, SIZE2/2);
cairo_fill (cr2);
cairo_set_source_rgba (cr2, 1, 1, 0, 1);
cairo_rectangle (cr2, SIZE2/2, SIZE2/2, SIZE2/2, SIZE2/2);
cairo_fill (cr2);
cairo_destroy (cr2);
pat = cairo_pattern_create_for_surface (image);
cairo_pattern_set_extend (pat, CAIRO_EXTEND_REPEAT);
cairo_set_source_rgba (cr, 0, 0, 0, 1);
cairo_rectangle (cr, 0, 0, SIZE, SIZE);
cairo_fill (cr);
cairo_translate (cr, OFFSET, OFFSET);
cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
cairo_set_source (cr, pat);
cairo_rectangle (cr, 0, 0, SIZE - OFFSET, SIZE - OFFSET);
cairo_fill (cr);
cairo_surface_destroy (image);
cairo_pattern_destroy (pat);
return CAIRO_TEST_SUCCESS;
}
int
main (void)
{
return cairo_test (&test);
}
|
