1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
2 /* pdfdocument.h: Implementation of EvDocument for PDF
3 * Copyright (C) 2004, Red Hat, Inc.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2, or (at your option)
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24 #include <poppler-document.h>
25 #include <poppler-page.h>
27 #include "ev-poppler.h"
28 #include "ev-ps-exporter.h"
29 #include "ev-document-find.h"
30 #include "ev-document-misc.h"
31 #include "ev-document-links.h"
32 #include "ev-document-security.h"
33 #include "ev-document-thumbnails.h"
36 PdfDocument *document;
44 struct _PdfDocumentClass
46 GObjectClass parent_class;
51 GObject parent_instance;
53 PopplerDocument *document;
54 PopplerPSFile *ps_file;
57 PdfDocumentSearch *search;
60 static void pdf_document_document_iface_init (EvDocumentIface *iface);
61 static void pdf_document_security_iface_init (EvDocumentSecurityIface *iface);
62 static void pdf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface);
63 static void pdf_document_document_links_iface_init (EvDocumentLinksIface *iface);
64 static void pdf_document_find_iface_init (EvDocumentFindIface *iface);
65 static void pdf_document_ps_exporter_iface_init (EvPSExporterIface *iface);
66 static void pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnails,
71 static EvLink * ev_link_from_action (PopplerAction *action);
74 G_DEFINE_TYPE_WITH_CODE (PdfDocument, pdf_document, G_TYPE_OBJECT,
76 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT,
77 pdf_document_document_iface_init);
78 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_SECURITY,
79 pdf_document_security_iface_init);
80 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS,
81 pdf_document_document_thumbnails_iface_init);
82 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_LINKS,
83 pdf_document_document_links_iface_init);
84 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_FIND,
85 pdf_document_find_iface_init);
86 G_IMPLEMENT_INTERFACE (EV_TYPE_PS_EXPORTER,
87 pdf_document_ps_exporter_iface_init);
91 pdf_document_class_init (PdfDocumentClass *klass)
96 pdf_document_init (PdfDocument *pdf_document)
98 pdf_document->password = NULL;
102 convert_error (GError *poppler_error,
105 if (poppler_error == NULL)
108 if (poppler_error->domain == POPPLER_ERROR) {
109 /* convert poppler errors into EvDocument errors */
110 gint code = EV_DOCUMENT_ERROR_INVALID;
111 if (poppler_error->code == POPPLER_ERROR_INVALID)
112 code = EV_DOCUMENT_ERROR_INVALID;
113 else if (poppler_error->code == POPPLER_ERROR_ENCRYPTED)
114 code = EV_DOCUMENT_ERROR_ENCRYPTED;
120 poppler_error->message,
123 g_propagate_error (error, poppler_error);
130 pdf_document_save (EvDocument *document,
135 GError *poppler_error = NULL;
137 retval = poppler_document_save (PDF_DOCUMENT (document)->document,
141 convert_error (poppler_error, error);
147 pdf_document_load (EvDocument *document,
151 GError *poppler_error = NULL;
152 PdfDocument *pdf_document = PDF_DOCUMENT (document);
154 pdf_document->document =
155 poppler_document_new_from_file (uri, pdf_document->password, &poppler_error);
157 if (pdf_document->document == NULL) {
158 convert_error (poppler_error, error);
166 pdf_document_get_n_pages (EvDocument *document)
168 return poppler_document_get_n_pages (PDF_DOCUMENT (document)->document);
172 pdf_document_get_page_size (EvDocument *document,
177 PopplerPage *poppler_page;
179 poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document,
182 poppler_page_get_size (poppler_page, width, height);
186 pdf_document_get_page_label (EvDocument *document,
189 PopplerPage *poppler_page;
192 poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document,
195 g_object_get (G_OBJECT (poppler_page),
203 pdf_document_get_links (EvDocument *document,
206 PdfDocument *pdf_document;
207 PopplerPage *poppler_page;
208 GList *retval = NULL;
213 pdf_document = PDF_DOCUMENT (document);
214 poppler_page = poppler_document_get_page (pdf_document->document,
216 mapping_list = poppler_page_get_link_mapping (poppler_page);
217 poppler_page_get_size (poppler_page, NULL, &height);
219 for (list = mapping_list; list; list = list->next) {
220 PopplerLinkMapping *link_mapping;
221 EvLinkMapping *ev_link_mapping;
223 link_mapping = (PopplerLinkMapping *)list->data;
224 ev_link_mapping = g_new (EvLinkMapping, 1);
225 ev_link_mapping->link = ev_link_from_action (link_mapping->action);
226 ev_link_mapping->x1 = link_mapping->area.x1;
227 ev_link_mapping->x2 = link_mapping->area.x2;
228 /* Invert this for X-style coordinates */
229 ev_link_mapping->y1 = height - link_mapping->area.y2;
230 ev_link_mapping->y2 = height - link_mapping->area.y1;
232 retval = g_list_prepend (retval, ev_link_mapping);
235 poppler_page_free_link_mapping (mapping_list);
237 return g_list_reverse (retval);
242 pdf_document_render_pixbuf (EvDocument *document,
246 PdfDocument *pdf_document;
247 PopplerPage *poppler_page;
249 double width_points, height_points;
252 pdf_document = PDF_DOCUMENT (document);
253 poppler_page = poppler_document_get_page (pdf_document->document,
256 poppler_page_get_size (poppler_page, &width_points, &height_points);
257 width = (int) ((width_points * scale) + 0.5);
258 height = (int) ((height_points * scale) + 0.5);
260 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB,
264 poppler_page_render_to_pixbuf (poppler_page,
274 /* EvDocumentSecurity */
277 pdf_document_has_document_security (EvDocumentSecurity *document_security)
279 /* FIXME: do we really need to have this? */
284 pdf_document_set_password (EvDocumentSecurity *document_security,
285 const char *password)
287 PdfDocument *document = PDF_DOCUMENT (document_security);
289 if (document->password)
290 g_free (document->password);
292 document->password = g_strdup (password);
296 pdf_document_can_get_text (EvDocument *document)
301 static EvDocumentInfo *
302 pdf_document_get_info (EvDocument *document)
304 EvDocumentInfo *info;
305 PopplerPageLayout layout;
306 PopplerPageMode mode;
307 PopplerViewerPreferences view_prefs;
308 PopplerPermissions permissions;
310 info = g_new0 (EvDocumentInfo, 1);
312 info->fields_mask = EV_DOCUMENT_INFO_TITLE |
313 EV_DOCUMENT_INFO_FORMAT |
314 EV_DOCUMENT_INFO_AUTHOR |
315 EV_DOCUMENT_INFO_SUBJECT |
316 EV_DOCUMENT_INFO_KEYWORDS |
317 EV_DOCUMENT_INFO_LAYOUT |
318 EV_DOCUMENT_INFO_START_MODE |
319 /* Missing EV_DOCUMENT_INFO_CREATION_DATE | */
320 EV_DOCUMENT_INFO_PERMISSIONS |
321 EV_DOCUMENT_INFO_UI_HINTS;
324 g_object_get (PDF_DOCUMENT (document)->document,
325 "title", &(info->title),
326 "format", &(info->format),
327 "author", &(info->author),
328 "subject", &(info->subject),
329 "keywords", &(info->keywords),
331 "page-layout", &layout,
332 "viewer-preferences", &view_prefs,
333 "permissions", &permissions,
337 case POPPLER_PAGE_LAYOUT_SINGLE_PAGE:
338 info->layout = EV_DOCUMENT_LAYOUT_SINGLE_PAGE;
340 case POPPLER_PAGE_LAYOUT_ONE_COLUMN:
341 info->layout = EV_DOCUMENT_LAYOUT_ONE_COLUMN;
343 case POPPLER_PAGE_LAYOUT_TWO_COLUMN_LEFT:
344 info->layout = EV_DOCUMENT_LAYOUT_TWO_COLUMN_LEFT;
346 case POPPLER_PAGE_LAYOUT_TWO_COLUMN_RIGHT:
347 info->layout = EV_DOCUMENT_LAYOUT_TWO_COLUMN_RIGHT;
348 case POPPLER_PAGE_LAYOUT_TWO_PAGE_LEFT:
349 info->layout = EV_DOCUMENT_LAYOUT_TWO_PAGE_LEFT;
351 case POPPLER_PAGE_LAYOUT_TWO_PAGE_RIGHT:
352 info->layout = EV_DOCUMENT_LAYOUT_TWO_PAGE_RIGHT;
359 case POPPLER_PAGE_MODE_NONE:
360 info->mode = EV_DOCUMENT_MODE_NONE;
362 case POPPLER_PAGE_MODE_USE_THUMBS:
363 info->mode = EV_DOCUMENT_MODE_USE_THUMBS;
365 case POPPLER_PAGE_MODE_USE_OC:
366 info->mode = EV_DOCUMENT_MODE_USE_OC;
368 case POPPLER_PAGE_MODE_FULL_SCREEN:
369 info->mode = EV_DOCUMENT_MODE_FULL_SCREEN;
371 case POPPLER_PAGE_MODE_USE_ATTACHMENTS:
372 info->mode = EV_DOCUMENT_MODE_USE_ATTACHMENTS;
378 if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_TOOLBAR) {
379 info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_TOOLBAR;
381 if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_MENUBAR) {
382 info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_MENUBAR;
384 if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_WINDOWUI) {
385 info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_WINDOWUI;
387 if (view_prefs & POPPLER_VIEWER_PREFERENCES_FIT_WINDOW) {
388 info->ui_hints |= EV_DOCUMENT_UI_HINT_FIT_WINDOW;
390 if (view_prefs & POPPLER_VIEWER_PREFERENCES_CENTER_WINDOW) {
391 info->ui_hints |= EV_DOCUMENT_UI_HINT_CENTER_WINDOW;
393 if (view_prefs & POPPLER_VIEWER_PREFERENCES_DISPLAY_DOC_TITLE) {
394 info->ui_hints |= EV_DOCUMENT_UI_HINT_DISPLAY_DOC_TITLE;
396 if (view_prefs & POPPLER_VIEWER_PREFERENCES_DIRECTION_RTL) {
397 info->ui_hints |= EV_DOCUMENT_UI_HINT_DIRECTION_RTL;
400 info->permissions = 0;
401 if (permissions & POPPLER_PERMISSIONS_OK_TO_PRINT) {
402 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_PRINT;
404 if (permissions & POPPLER_PERMISSIONS_OK_TO_MODIFY) {
405 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_MODIFY;
407 if (permissions & POPPLER_PERMISSIONS_OK_TO_COPY) {
408 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_COPY;
410 if (permissions & POPPLER_PERMISSIONS_OK_TO_ADD_NOTES) {
411 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_ADD_NOTES;
417 pdf_document_get_text (EvDocument *document, int page, EvRectangle *rect)
419 PdfDocument *pdf_document = PDF_DOCUMENT (document);
420 PopplerPage *poppler_page;
424 poppler_page = poppler_document_get_page (pdf_document->document, page);
425 g_return_val_if_fail (poppler_page != NULL, NULL);
427 poppler_page_get_size (poppler_page, NULL, &height);
429 r.y1 = height - rect->y2;
431 r.y2 = height - rect->y1;
433 return poppler_page_get_text (poppler_page, &r);
437 pdf_document_document_iface_init (EvDocumentIface *iface)
439 iface->save = pdf_document_save;
440 iface->load = pdf_document_load;
441 iface->get_n_pages = pdf_document_get_n_pages;
442 iface->get_page_size = pdf_document_get_page_size;
443 iface->get_page_label = pdf_document_get_page_label;
444 iface->get_links = pdf_document_get_links;
445 iface->render_pixbuf = pdf_document_render_pixbuf;
446 iface->get_text = pdf_document_get_text;
447 iface->can_get_text = pdf_document_can_get_text;
448 iface->get_info = pdf_document_get_info;
452 pdf_document_security_iface_init (EvDocumentSecurityIface *iface)
454 iface->has_document_security = pdf_document_has_document_security;
455 iface->set_password = pdf_document_set_password;
459 pdf_document_links_has_document_links (EvDocumentLinks *document_links)
461 PdfDocument *pdf_document = PDF_DOCUMENT (document_links);
462 PopplerIndexIter *iter;
464 g_return_val_if_fail (PDF_IS_DOCUMENT (document_links), FALSE);
466 iter = poppler_index_iter_new (pdf_document->document);
469 poppler_index_iter_free (iter);
475 ev_link_from_action (PopplerAction *action)
480 title = action->any.title;
482 if (action->type == POPPLER_ACTION_GOTO_DEST) {
483 link = ev_link_new_page (title, action->goto_dest.dest->page_num - 1);
484 } else if (action->type == POPPLER_ACTION_URI) {
485 link = ev_link_new_external (title, action->uri.uri);
487 link = ev_link_new_title (title);
495 build_tree (PdfDocument *pdf_document,
498 PopplerIndexIter *iter)
502 GtkTreeIter tree_iter;
503 PopplerIndexIter *child;
504 PopplerAction *action;
507 action = poppler_index_iter_get_action (iter);
509 gtk_tree_store_append (GTK_TREE_STORE (model), &tree_iter, parent);
510 link = ev_link_from_action (action);
511 poppler_action_free (action);
513 gtk_tree_store_set (GTK_TREE_STORE (model), &tree_iter,
514 EV_DOCUMENT_LINKS_COLUMN_MARKUP, ev_link_get_title (link),
515 EV_DOCUMENT_LINKS_COLUMN_LINK, link,
517 child = poppler_index_iter_get_child (iter);
519 build_tree (pdf_document, model, &tree_iter, child);
520 poppler_index_iter_free (child);
522 } while (poppler_index_iter_next (iter));
526 static GtkTreeModel *
527 pdf_document_links_get_links_model (EvDocumentLinks *document_links)
529 PdfDocument *pdf_document = PDF_DOCUMENT (document_links);
530 GtkTreeModel *model = NULL;
531 PopplerIndexIter *iter;
533 g_return_val_if_fail (PDF_IS_DOCUMENT (document_links), NULL);
535 iter = poppler_index_iter_new (pdf_document->document);
536 /* Create the model iff we have items*/
538 model = (GtkTreeModel *) gtk_tree_store_new (EV_DOCUMENT_LINKS_COLUMN_NUM_COLUMNS,
541 build_tree (pdf_document, model, NULL, iter);
542 poppler_index_iter_free (iter);
551 pdf_document_document_links_iface_init (EvDocumentLinksIface *iface)
553 iface->has_document_links = pdf_document_links_has_document_links;
554 iface->get_links_model = pdf_document_links_get_links_model;
559 make_thumbnail_for_size (PdfDocument *pdf_document,
564 PopplerPage *poppler_page;
567 int x_offset, y_offset;
569 gdouble unscaled_width, unscaled_height;
571 poppler_page = poppler_document_get_page (pdf_document->document, page);
573 g_return_val_if_fail (poppler_page != NULL, NULL);
575 pdf_document_thumbnails_get_dimensions (EV_DOCUMENT_THUMBNAILS (pdf_document), page, size, &width, &height);
576 poppler_page_get_size (poppler_page, &unscaled_width, &unscaled_height);
577 scale = width / unscaled_width;
580 pixbuf = ev_document_misc_get_thumbnail_frame (width, height, NULL);
584 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
586 gdk_pixbuf_fill (pixbuf, 0xffffffff);
591 poppler_page_render_to_pixbuf (poppler_page, 0, 0,
600 pdf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document_thumbnails,
605 PdfDocument *pdf_document;
606 PopplerPage *poppler_page;
609 pdf_document = PDF_DOCUMENT (document_thumbnails);
611 poppler_page = poppler_document_get_page (pdf_document->document, page);
612 g_return_val_if_fail (poppler_page != NULL, NULL);
614 pixbuf = poppler_page_get_thumbnail (poppler_page);
615 if (pixbuf != NULL) {
616 /* The document provides its own thumbnails. */
618 GdkPixbuf *real_pixbuf;
620 real_pixbuf = ev_document_misc_get_thumbnail_frame (-1, -1, pixbuf);
621 g_object_unref (pixbuf);
622 pixbuf = real_pixbuf;
625 /* There is no provided thumbnail. We need to make one. */
626 pixbuf = make_thumbnail_for_size (pdf_document, page, size, border);
632 pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnails,
638 PdfDocument *pdf_document;
639 PopplerPage *poppler_page;
642 pdf_document = PDF_DOCUMENT (document_thumbnails);
643 poppler_page = poppler_document_get_page (pdf_document->document, page);
645 g_return_if_fail (width != NULL);
646 g_return_if_fail (height != NULL);
647 g_return_if_fail (poppler_page != NULL);
649 has_thumb = poppler_page_get_thumbnail_size (poppler_page, width, height);
652 double page_width, page_height;
654 poppler_page_get_size (poppler_page, &page_width, &page_height);
655 if (page_width > page_height) {
657 *height = (int) (size * page_height / page_width);
659 *width = (int) (size * page_width / page_height);
666 pdf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface)
668 iface->get_thumbnail = pdf_document_thumbnails_get_thumbnail;
669 iface->get_dimensions = pdf_document_thumbnails_get_dimensions;
674 pdf_document_search_idle_callback (void *data)
676 PdfDocumentSearch *search = (PdfDocumentSearch*) data;
677 PdfDocument *pdf_document = search->document;
682 page = poppler_document_get_page (search->document->document,
683 search->search_page);
685 ev_document_doc_mutex_lock ();
686 matches = poppler_page_find_text (page, search->text);
687 ev_document_doc_mutex_unlock ();
689 search->pages[search->search_page] = matches;
690 ev_document_find_changed (EV_DOCUMENT_FIND (pdf_document),
691 search->search_page);
693 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (search->document));
694 search->search_page += 1;
695 if (search->search_page == n_pages) {
697 search->search_page = 0;
700 if (search->search_page != search->start_page) {
705 search->idle = 0; /* will return FALSE to remove */
710 static PdfDocumentSearch *
711 pdf_document_search_new (PdfDocument *pdf_document,
715 PdfDocumentSearch *search;
719 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document));
721 search = g_new0 (PdfDocumentSearch, 1);
723 search->text = g_strdup (text);
724 search->pages = g_new0 (GList *, n_pages);
725 for (i = 0; i < n_pages; i++) {
726 search->pages[i] = NULL;
729 search->document = pdf_document;
731 /* We add at low priority so the progress bar repaints */
732 search->idle = g_idle_add_full (G_PRIORITY_LOW,
733 pdf_document_search_idle_callback,
737 search->start_page = start_page;
738 search->search_page = start_page;
744 pdf_document_search_free (PdfDocumentSearch *search)
746 PdfDocument *pdf_document = search->document;
750 if (search->idle != 0)
751 g_source_remove (search->idle);
753 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document));
754 for (i = 0; i < n_pages; i++) {
755 g_list_foreach (search->pages[i], (GFunc) g_free, NULL);
756 g_list_free (search->pages[i]);
759 g_free (search->text);
763 pdf_document_find_begin (EvDocumentFind *document,
765 const char *search_string,
766 gboolean case_sensitive)
768 PdfDocument *pdf_document = PDF_DOCUMENT (document);
770 /* FIXME handle case_sensitive (right now XPDF
771 * code is always case insensitive for ASCII
772 * and case sensitive for all other languaages)
775 if (pdf_document->search &&
776 strcmp (search_string, pdf_document->search->text) == 0)
779 if (pdf_document->search)
780 pdf_document_search_free (pdf_document->search);
782 pdf_document->search = pdf_document_search_new (pdf_document,
788 pdf_document_find_get_n_results (EvDocumentFind *document_find, int page)
790 PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search;
793 return g_list_length (search->pages[page]);
800 pdf_document_find_get_result (EvDocumentFind *document_find,
803 EvRectangle *rectangle)
805 PdfDocument *pdf_document = PDF_DOCUMENT (document_find);
806 PdfDocumentSearch *search = pdf_document->search;
807 PopplerPage *poppler_page;
814 r = (PopplerRectangle *) g_list_nth_data (search->pages[page],
819 poppler_page = poppler_document_get_page (pdf_document->document, page);
820 poppler_page_get_size (poppler_page, NULL, &height);
821 rectangle->x1 = r->x1;
822 rectangle->y1 = height - r->y2;
823 rectangle->x2 = r->x2;
824 rectangle->y2 = height - r->y1;
830 pdf_document_find_page_has_results (EvDocumentFind *document_find,
833 PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search;
835 g_return_val_if_fail (search != NULL, FALSE);
837 return search->pages[page] != NULL;
841 pdf_document_find_get_progress (EvDocumentFind *document_find)
843 PdfDocumentSearch *search;
844 int n_pages, pages_done;
846 search = PDF_DOCUMENT (document_find)->search;
848 if (search == NULL) {
852 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (document_find));
853 if (search->search_page > search->start_page) {
854 pages_done = search->search_page - search->start_page + 1;
855 } else if (search->search_page == search->start_page) {
856 pages_done = n_pages;
858 pages_done = n_pages - search->start_page + search->search_page;
861 return pages_done / (double) n_pages;
865 pdf_document_find_cancel (EvDocumentFind *document)
867 PdfDocument *pdf_document = PDF_DOCUMENT (document);
869 if (pdf_document->search) {
870 pdf_document_search_free (pdf_document->search);
871 pdf_document->search = NULL;
876 pdf_document_find_iface_init (EvDocumentFindIface *iface)
878 iface->begin = pdf_document_find_begin;
879 iface->get_n_results = pdf_document_find_get_n_results;
880 iface->get_result = pdf_document_find_get_result;
881 iface->page_has_results = pdf_document_find_page_has_results;
882 iface->get_progress = pdf_document_find_get_progress;
883 iface->cancel = pdf_document_find_cancel;
887 pdf_document_ps_exporter_begin (EvPSExporter *exporter, const char *filename,
888 int first_page, int last_page)
890 PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
892 pdf_document->ps_file = poppler_ps_file_new (pdf_document->document, filename,
894 last_page - first_page + 1);
898 pdf_document_ps_exporter_do_page (EvPSExporter *exporter, int page)
900 PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
901 PopplerPage *poppler_page;
903 g_return_if_fail (pdf_document->ps_file != NULL);
905 poppler_page = poppler_document_get_page (pdf_document->document, page);
906 poppler_page_render_to_ps (poppler_page, pdf_document->ps_file);
910 pdf_document_ps_exporter_end (EvPSExporter *exporter)
912 PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
914 poppler_ps_file_free (pdf_document->ps_file);
915 pdf_document->ps_file = NULL;
919 pdf_document_ps_exporter_iface_init (EvPSExporterIface *iface)
921 iface->begin = pdf_document_ps_exporter_begin;
922 iface->do_page = pdf_document_ps_exporter_do_page;
923 iface->end = pdf_document_ps_exporter_end;
927 pdf_document_new (void)
929 return PDF_DOCUMENT (g_object_new (PDF_TYPE_DOCUMENT, NULL));