1 
/*
2 
 * Copyright © 2022 Uli Schlachter
3 
 *
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:
11 
 *
12 
 * The above copyright notice and this permission notice shall be
13 
 * included in all copies or substantial portions of the Software.
14 
 *
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
22 
 * SOFTWARE.
23 
 *
24 
 * Author: Uli Schlachter <psychon@znc.in>
25 
 */
26 

            

        

            

                27
            

            

                
            

            

                
#include "cairo-test.h"

            

        

            

                28
            

            

                
            

            

                
#include "cairo-script.h"

            

        

            

                29
            

            

                
            

            

                

            

        

            

                30
            

            

                
            

            

                
struct write_data {

            

        

            

                31
            

            

                
            

            

                
    cairo_bool_t finished;

            

        

            

                32
            

            

                
            

            

                
    cairo_test_status_t test_status;

            

        

            

                33
            

            

                
            

            

                
};

            

        

            

                34
            

            

                
            

            

                

            

        

            

                35
            

            

                
            

            

                
static cairo_surface_t*

            

        

            

                36
            

            

                1
            

            

                
create_recording_surface ()

            

        

            

                37
            

            

                
            

            

                
{

            

        

            

                38
            

            

                
            

            

                
    /* Create a non-empty recording surface with arbitrary content */

            

        

            

                39
            

            

                1
            

            

                
    cairo_surface_t *surf = cairo_recording_surface_create (CAIRO_CONTENT_COLOR, NULL);

            

        

            

                40
            

            

                1
            

            

                
    cairo_t *cr = cairo_create (surf);

            

        

            

                41
            

            

                
            

            

                

            

        

            

                42
            

            

                1
            

            

                
    cairo_move_to (cr, 0, 0);

            

        

            

                43
            

            

                1
            

            

                
    cairo_line_to (cr, 10, 0);

            

        

            

                44
            

            

                1
            

            

                
    cairo_stroke (cr);

            

        

            

                45
            

            

                
            

            

                

            

        

            

                46
            

            

                1
            

            

                
    cairo_destroy (cr);

            

        

            

                47
            

            

                1
            

            

                
    return surf;

            

        

            

                48
            

            

                
            

            

                
}

            

        

            

                49
            

            

                
            

            

                

            

        

            

                50
            

            

                
            

            

                
static cairo_status_t

            

        

            

                51
            

            

                30
            

            

                
write_func(void *closure, const unsigned char* bytes, unsigned int length)

            

        

            

                52
            

            

                
            

            

                
{

            

        

            

                53
            

            

                30
            

            

                
    struct write_data *data = closure;

            

        

            

                54
            

            

                
            

            

                
    (void) bytes; (void) length;

            

        

            

                55
            

            

                
            

            

                

            

        

            

                56
            

            

                30
            

            

                
    if (data->finished)

            

        

            

                57
            

            

                
            

            

                
	data->test_status = CAIRO_TEST_ERROR;

            

        

            

                58
            

            

                
            

            

                

            

        

            

                59
            

            

                30
            

            

                
    return CAIRO_STATUS_SUCCESS;

            

        

            

                60
            

            

                
            

            

                
}

            

        

            

                61
            

            

                
            

            

                

            

        

            

                62
            

            

                
            

            

                
static cairo_test_status_t

            

        

            

                63
            

            

                1
            

            

                
preamble (cairo_test_context_t *ctx)

            

        

            

                64
            

            

                
            

            

                
{

            

        

            

                65
            

            

                1
            

            

                
    struct write_data write_data = { FALSE, CAIRO_TEST_SUCCESS };

            

        

            

                66
            

            

                1
            

            

                
    cairo_device_t *script_device = cairo_script_create_for_stream (write_func, &write_data);

            

        

            

                67
            

            

                1
            

            

                
    cairo_surface_t *recording = create_recording_surface ();

            

        

            

                68
            

            

                
            

            

                
    cairo_surface_t *script;

            

        

            

                69
            

            

                
            

            

                
    cairo_t *cr;

            

        

            

                70
            

            

                
            

            

                

            

        

            

                71
            

            

                
            

            

                
    /* Draw the recording surface to a script surface */

            

        

            

                72
            

            

                1
            

            

                
    script = cairo_script_surface_create (script_device, CAIRO_CONTENT_COLOR, 5, 5);

            

        

            

                73
            

            

                1
            

            

                
    cr = cairo_test_create (script, ctx);

            

        

            

                74
            

            

                1
            

            

                
    cairo_set_source_surface (cr, recording, 0, 0);

            

        

            

                75
            

            

                1
            

            

                
    cairo_paint (cr);

            

        

            

                76
            

            

                1
            

            

                
    cairo_destroy (cr);

            

        

            

                77
            

            

                1
            

            

                
    cairo_surface_destroy (script);

            

        

            

                78
            

            

                
            

            

                

            

        

            

                79
            

            

                
            

            

                
    /* Finish the script device; no further writing allowed afterwards */

            

        

            

                80
            

            

                1
            

            

                
    cairo_device_finish (script_device);

            

        

            

                81
            

            

                1
            

            

                
    write_data.finished = TRUE;

            

        

            

                82
            

            

                1
            

            

                
    cairo_device_destroy (script_device);

            

        

            

                83
            

            

                
            

            

                

            

        

            

                84
            

            

                1
            

            

                
    cairo_surface_destroy (recording);

            

        

            

                85
            

            

                
            

            

                

            

        

            

                86
            

            

                1
            

            

                
    return write_data.test_status;

            

        

            

                87
            

            

                
            

            

                
}

            

        

            

                88
            

            

                
            

            

                

            

        

            

                89
            

            

                1
            

            

                
CAIRO_TEST (bug_277,

            

        

            

                90
            

            

                
            

            

                
	    "Regression test: Script surface emitting test after finish()",

            

        

            

                91
            

            

                
            

            

                
	    NULL, /* keywords */

            

        

            

                92
            

            

                
            

            

                
	    NULL, /* requirements */

            

        

            

                93
            

            

                
            

            

                
	    0, 0,

            

        

            

                94
            

            

                
            

            

                
	    preamble, NULL)