/* 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[10];
int arg = 0;
char *output_file;
struct document *doc = exporter->doc;
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++] = "-P-";
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, 10, args)) {
free (output_file);
spectre_gs_free (exporter->gs);
exporter->gs = NULL;
return SPECTRE_STATUS_EXPORTER_ERROR;
}
free (output_file);
if (!spectre_gs_process (exporter->gs,
doc->filename,
0, 0,
doc->beginprolog,
doc->endprolog)) {
spectre_gs_free (exporter->gs);
exporter->gs = NULL;
return SPECTRE_STATUS_EXPORTER_ERROR;
}
if (!spectre_gs_process (exporter->gs,
doc->filename,
0, 0,
doc->beginsetup,
doc->endsetup)) {
spectre_gs_free (exporter->gs);
exporter->gs = NULL;
return SPECTRE_STATUS_EXPORTER_ERROR;
}
return SPECTRE_STATUS_SUCCESS;
}
static SpectreStatus
spectre_exporter_pdf_do_page (SpectreExporter *exporter,
unsigned int page_index)
{
struct document *doc = exporter->doc;
if (!exporter->gs)
return SPECTRE_STATUS_EXPORTER_ERROR;
if (!spectre_gs_process (exporter->gs,
doc->filename,
0, 0,
doc->pages[page_index].begin,
doc->pages[page_index].end)) {
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)
{
int ret;
struct document *doc = exporter->doc;
if (!exporter->gs)
return SPECTRE_STATUS_EXPORTER_ERROR;
ret = spectre_gs_process (exporter->gs,
doc->filename,
0, 0,
doc->begintrailer,
doc->endtrailer);
spectre_gs_free (exporter->gs);
exporter->gs = NULL;
return ret ? SPECTRE_STATUS_SUCCESS : SPECTRE_STATUS_EXPORTER_ERROR;
}
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;
}