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
|
/* This file is part of Libspectre.
*
* Copyright (C) 2007 Albert Astals Cid <aacid@kde.org>
* Copyright (C) 2007 Carlos Garcia Campos <carlosgc@gnome.org>
*
* Libspectre is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* Libspectre is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <stdlib.h>
#include "spectre-private.h"
#include "spectre-utils.h"
static SpectreStatus
spectre_exporter_pdf_begin (SpectreExporter *exporter,
const char *filename)
{
char *args[9];
int arg = 0;
char *output_file;
exporter->gs = spectre_gs_new ();
if (!spectre_gs_create_instance (exporter->gs, NULL)) {
spectre_gs_cleanup (exporter->gs, CLEANUP_DELETE_INSTANCE);
spectre_gs_free (exporter->gs);
exporter->gs = NULL;
return SPECTRE_STATUS_EXPORTER_ERROR;
}
args[arg++] = "libspectre"; /* This value doesn't really matter */
args[arg++] = "-dMaxBitmap=10000000";
args[arg++] = "-dBATCH";
args[arg++] = "-dNOPAUSE";
args[arg++] = "-dSAFER";
args[arg++] = "-sDEVICE=pdfwrite";
args[arg++] = output_file = _spectre_strdup_printf ("-sOutputFile=%s",
filename);
args[arg++] = "-c";
args[arg++] = ".setpdfwrite";
if (!spectre_gs_run (exporter->gs, 9, args)) {
free (output_file);
spectre_gs_free (exporter->gs);
exporter->gs = NULL;
return SPECTRE_STATUS_EXPORTER_ERROR;
}
free (output_file);
return SPECTRE_STATUS_SUCCESS;
}
static SpectreStatus
spectre_exporter_pdf_do_page (SpectreExporter *exporter,
unsigned int page_index)
{
if (!spectre_gs_send_page (exporter->gs, exporter->doc, page_index, 0, 0)) {
spectre_gs_free (exporter->gs);
exporter->gs = NULL;
return SPECTRE_STATUS_EXPORTER_ERROR;
}
return SPECTRE_STATUS_SUCCESS;
}
static SpectreStatus
spectre_exporter_pdf_end (SpectreExporter *exporter)
{
spectre_gs_free (exporter->gs);
exporter->gs = NULL;
return SPECTRE_STATUS_SUCCESS;
}
SpectreExporter *
_spectre_exporter_pdf_new (struct document *doc)
{
SpectreExporter *exporter;
exporter = calloc (1, sizeof (SpectreExporter));
if (!exporter)
return NULL;
exporter->doc = psdocreference (doc);
exporter->begin = spectre_exporter_pdf_begin;
exporter->do_page = spectre_exporter_pdf_do_page;
exporter->end = spectre_exporter_pdf_end;
return exporter;
}
|