summaryrefslogtreecommitdiff
path: root/test/svg-surface.c
blob: 4e29f1bc1847a507df3c163404933dd6581285ec (plain)
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
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
/*
 * Copyright © 2005 Red Hat, Inc.
 *
 * Permission to use, copy, modify, distribute, and sell this software
 * and its documentation for any purpose is hereby granted without
 * fee, provided that the above copyright notice appear in all copies
 * and that both that copyright notice and this permission notice
 * appear in supporting documentation, and that the name of
 * Red Hat, Inc. not be used in advertising or publicity pertaining to
 * distribution of the software without specific, written prior
 * permission. Red Hat, Inc. makes no representations about the
 * suitability of this software for any purpose.  It is provided "as
 * is" without express or implied warranty.
 *
 * RED HAT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
 * FITNESS, IN NO EVENT SHALL RED HAT, INC. BE LIABLE FOR ANY SPECIAL,
 * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
 * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 *
 * Author: Carl D. Worth <cworth@cworth.org>
 */

#include <stdio.h>

#include <cairo-svg.h>
#include "cairo-test.h"

/* Pretty boring test just to make sure things aren't crashing ---
 * no verification that we're getting good results yet.
 * But you can manually view the image to make sure it looks happy.
 */

#define WIDTH_IN_INCHES  3
#define HEIGHT_IN_INCHES 3
#define WIDTH_IN_POINTS  (WIDTH_IN_INCHES  * 72)
#define HEIGHT_IN_POINTS (HEIGHT_IN_INCHES * 72)

static cairo_test_status_t
draw (cairo_t *cr, int width, int height)
{
#define STROKE_WIDTH .04

    double size;

    if (width > height)
	size = height;
    else
	size = width;

    cairo_translate (cr, (width - size) / 2.0, (height - size) / 2.0);
    cairo_scale (cr, size, size);

    /* Fill face */
    cairo_arc (cr, 0.5, 0.5, 0.5 - STROKE_WIDTH, 0, 2 * M_PI);
    cairo_set_source_rgb (cr, 1, 1, 0);
    cairo_save (cr);
    {
	cairo_fill (cr);
    }
    cairo_restore (cr);

    cairo_set_source_rgb (cr, 0, 0, 0);

    /* Stroke face */
    cairo_set_line_width (cr, STROKE_WIDTH / 2.0);
    cairo_stroke (cr);

    /* Eyes */
    cairo_set_line_width (cr, STROKE_WIDTH);
    cairo_arc (cr, 0.3, 0.4, STROKE_WIDTH, 0, 2 * M_PI);
    cairo_fill (cr);
    cairo_arc (cr, 0.7, 0.4, STROKE_WIDTH, 0, 2 * M_PI);
    cairo_fill (cr);

    /* Mouth */
    cairo_move_to (cr, 0.3, 0.7);
    cairo_curve_to (cr,
		    0.4, 0.8,
		    0.6, 0.8,
		    0.7, 0.7);
    cairo_stroke (cr);

    return CAIRO_TEST_SUCCESS;
}

static cairo_test_status_t
preamble (cairo_test_context_t *ctx)
{
    cairo_t *cr;
    const char *filename = "svg-surface.out.svg";
    cairo_surface_t *surface;

    if (! cairo_test_is_target_enabled (ctx, "svg11") &&
	! cairo_test_is_target_enabled (ctx, "svg12"))
    {
	return CAIRO_TEST_UNTESTED;
    }

    surface = cairo_svg_surface_create (filename,
					WIDTH_IN_POINTS, HEIGHT_IN_POINTS);
    if (cairo_surface_status (surface)) {
	cairo_test_log (ctx,
			"Failed to create svg surface for file %s: %s\n",
			filename,
			cairo_status_to_string (cairo_surface_status (surface)));
	return CAIRO_TEST_FAILURE;
    }

    cr = cairo_create (surface);

    draw (cr, WIDTH_IN_POINTS, HEIGHT_IN_POINTS);

    cairo_show_page (cr);

    cairo_destroy (cr);
    cairo_surface_destroy (surface);

    printf ("svg-surface: Please check svg-surface.svg to make sure it looks happy.\n");
    return CAIRO_TEST_SUCCESS;
}

CAIRO_TEST (svg_surface,
	    "Check creation of a SVG surface",
	    "svg", /* keywords */
	    NULL, /* requirements */
	    0, 0,
	    preamble, NULL)