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_dispose (GObject *object)
93 PdfDocument *pdf_document = PDF_DOCUMENT(object);
95 if (pdf_document->document) {
96 g_object_unref (pdf_document->document);
101 pdf_document_class_init (PdfDocumentClass *klass)
103 GObjectClass *g_object_class = G_OBJECT_CLASS (klass);
105 g_object_class->dispose = pdf_document_dispose;
109 pdf_document_init (PdfDocument *pdf_document)
111 pdf_document->password = NULL;
115 convert_error (GError *poppler_error,
118 if (poppler_error == NULL)
121 if (poppler_error->domain == POPPLER_ERROR) {
122 /* convert poppler errors into EvDocument errors */
123 gint code = EV_DOCUMENT_ERROR_INVALID;
124 if (poppler_error->code == POPPLER_ERROR_INVALID)
125 code = EV_DOCUMENT_ERROR_INVALID;
126 else if (poppler_error->code == POPPLER_ERROR_ENCRYPTED)
127 code = EV_DOCUMENT_ERROR_ENCRYPTED;
133 poppler_error->message,
136 g_propagate_error (error, poppler_error);
143 pdf_document_save (EvDocument *document,
148 GError *poppler_error = NULL;
150 retval = poppler_document_save (PDF_DOCUMENT (document)->document,
154 convert_error (poppler_error, error);
160 pdf_document_load (EvDocument *document,
164 GError *poppler_error = NULL;
165 PdfDocument *pdf_document = PDF_DOCUMENT (document);
167 pdf_document->document =
168 poppler_document_new_from_file (uri, pdf_document->password, &poppler_error);
170 if (pdf_document->document == NULL) {
171 convert_error (poppler_error, error);
179 pdf_document_get_n_pages (EvDocument *document)
181 return poppler_document_get_n_pages (PDF_DOCUMENT (document)->document);
185 pdf_document_get_page_size (EvDocument *document,
190 PopplerPage *poppler_page;
192 poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document,
195 poppler_page_get_size (poppler_page, width, height);
199 pdf_document_get_page_label (EvDocument *document,
202 PopplerPage *poppler_page;
205 poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document,
208 g_object_get (G_OBJECT (poppler_page),
216 pdf_document_get_links (EvDocument *document,
219 PdfDocument *pdf_document;
220 PopplerPage *poppler_page;
221 GList *retval = NULL;
226 pdf_document = PDF_DOCUMENT (document);
227 poppler_page = poppler_document_get_page (pdf_document->document,
229 mapping_list = poppler_page_get_link_mapping (poppler_page);
230 poppler_page_get_size (poppler_page, NULL, &height);
232 for (list = mapping_list; list; list = list->next) {
233 PopplerLinkMapping *link_mapping;
234 EvLinkMapping *ev_link_mapping;
236 link_mapping = (PopplerLinkMapping *)list->data;
237 ev_link_mapping = g_new (EvLinkMapping, 1);
238 ev_link_mapping->link = ev_link_from_action (link_mapping->action);
239 ev_link_mapping->x1 = link_mapping->area.x1;
240 ev_link_mapping->x2 = link_mapping->area.x2;
241 /* Invert this for X-style coordinates */
242 ev_link_mapping->y1 = height - link_mapping->area.y2;
243 ev_link_mapping->y2 = height - link_mapping->area.y1;
245 retval = g_list_prepend (retval, ev_link_mapping);
248 poppler_page_free_link_mapping (mapping_list);
250 return g_list_reverse (retval);
255 pdf_document_render_pixbuf (EvDocument *document,
259 PdfDocument *pdf_document;
260 PopplerPage *poppler_page;
262 double width_points, height_points;
265 pdf_document = PDF_DOCUMENT (document);
266 poppler_page = poppler_document_get_page (pdf_document->document,
269 poppler_page_get_size (poppler_page, &width_points, &height_points);
270 width = (int) ((width_points * scale) + 0.5);
271 height = (int) ((height_points * scale) + 0.5);
273 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB,
277 poppler_page_render_to_pixbuf (poppler_page,
287 /* EvDocumentSecurity */
290 pdf_document_has_document_security (EvDocumentSecurity *document_security)
292 /* FIXME: do we really need to have this? */
297 pdf_document_set_password (EvDocumentSecurity *document_security,
298 const char *password)
300 PdfDocument *document = PDF_DOCUMENT (document_security);
302 if (document->password)
303 g_free (document->password);
305 document->password = g_strdup (password);
309 pdf_document_can_get_text (EvDocument *document)
314 static EvDocumentInfo *
315 pdf_document_get_info (EvDocument *document)
317 EvDocumentInfo *info;
318 PopplerPageLayout layout;
319 PopplerPageMode mode;
320 PopplerViewerPreferences view_prefs;
321 PopplerPermissions permissions;
323 info = g_new0 (EvDocumentInfo, 1);
325 info->fields_mask = EV_DOCUMENT_INFO_TITLE |
326 EV_DOCUMENT_INFO_FORMAT |
327 EV_DOCUMENT_INFO_AUTHOR |
328 EV_DOCUMENT_INFO_SUBJECT |
329 EV_DOCUMENT_INFO_KEYWORDS |
330 EV_DOCUMENT_INFO_LAYOUT |
331 EV_DOCUMENT_INFO_START_MODE |
332 /* Missing EV_DOCUMENT_INFO_CREATION_DATE | */
333 EV_DOCUMENT_INFO_PERMISSIONS |
334 EV_DOCUMENT_INFO_UI_HINTS;
337 g_object_get (PDF_DOCUMENT (document)->document,
338 "title", &(info->title),
339 "format", &(info->format),
340 "author", &(info->author),
341 "subject", &(info->subject),
342 "keywords", &(info->keywords),
344 "page-layout", &layout,
345 "viewer-preferences", &view_prefs,
346 "permissions", &permissions,
350 case POPPLER_PAGE_LAYOUT_SINGLE_PAGE:
351 info->layout = EV_DOCUMENT_LAYOUT_SINGLE_PAGE;
353 case POPPLER_PAGE_LAYOUT_ONE_COLUMN:
354 info->layout = EV_DOCUMENT_LAYOUT_ONE_COLUMN;
356 case POPPLER_PAGE_LAYOUT_TWO_COLUMN_LEFT:
357 info->layout = EV_DOCUMENT_LAYOUT_TWO_COLUMN_LEFT;
359 case POPPLER_PAGE_LAYOUT_TWO_COLUMN_RIGHT:
360 info->layout = EV_DOCUMENT_LAYOUT_TWO_COLUMN_RIGHT;
361 case POPPLER_PAGE_LAYOUT_TWO_PAGE_LEFT:
362 info->layout = EV_DOCUMENT_LAYOUT_TWO_PAGE_LEFT;
364 case POPPLER_PAGE_LAYOUT_TWO_PAGE_RIGHT:
365 info->layout = EV_DOCUMENT_LAYOUT_TWO_PAGE_RIGHT;
372 case POPPLER_PAGE_MODE_NONE:
373 info->mode = EV_DOCUMENT_MODE_NONE;
375 case POPPLER_PAGE_MODE_USE_THUMBS:
376 info->mode = EV_DOCUMENT_MODE_USE_THUMBS;
378 case POPPLER_PAGE_MODE_USE_OC:
379 info->mode = EV_DOCUMENT_MODE_USE_OC;
381 case POPPLER_PAGE_MODE_FULL_SCREEN:
382 info->mode = EV_DOCUMENT_MODE_FULL_SCREEN;
384 case POPPLER_PAGE_MODE_USE_ATTACHMENTS:
385 info->mode = EV_DOCUMENT_MODE_USE_ATTACHMENTS;
391 if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_TOOLBAR) {
392 info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_TOOLBAR;
394 if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_MENUBAR) {
395 info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_MENUBAR;
397 if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_WINDOWUI) {
398 info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_WINDOWUI;
400 if (view_prefs & POPPLER_VIEWER_PREFERENCES_FIT_WINDOW) {
401 info->ui_hints |= EV_DOCUMENT_UI_HINT_FIT_WINDOW;
403 if (view_prefs & POPPLER_VIEWER_PREFERENCES_CENTER_WINDOW) {
404 info->ui_hints |= EV_DOCUMENT_UI_HINT_CENTER_WINDOW;
406 if (view_prefs & POPPLER_VIEWER_PREFERENCES_DISPLAY_DOC_TITLE) {
407 info->ui_hints |= EV_DOCUMENT_UI_HINT_DISPLAY_DOC_TITLE;
409 if (view_prefs & POPPLER_VIEWER_PREFERENCES_DIRECTION_RTL) {
410 info->ui_hints |= EV_DOCUMENT_UI_HINT_DIRECTION_RTL;
413 info->permissions = 0;
414 if (permissions & POPPLER_PERMISSIONS_OK_TO_PRINT) {
415 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_PRINT;
417 if (permissions & POPPLER_PERMISSIONS_OK_TO_MODIFY) {
418 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_MODIFY;
420 if (permissions & POPPLER_PERMISSIONS_OK_TO_COPY) {
421 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_COPY;
423 if (permissions & POPPLER_PERMISSIONS_OK_TO_ADD_NOTES) {
424 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_ADD_NOTES;
430 pdf_document_get_text (EvDocument *document, int page, EvRectangle *rect)
432 PdfDocument *pdf_document = PDF_DOCUMENT (document);
433 PopplerPage *poppler_page;
437 poppler_page = poppler_document_get_page (pdf_document->document, page);
438 g_return_val_if_fail (poppler_page != NULL, NULL);
440 poppler_page_get_size (poppler_page, NULL, &height);
442 r.y1 = height - rect->y2;
444 r.y2 = height - rect->y1;
446 return poppler_page_get_text (poppler_page, &r);
450 pdf_document_document_iface_init (EvDocumentIface *iface)
452 iface->save = pdf_document_save;
453 iface->load = pdf_document_load;
454 iface->get_n_pages = pdf_document_get_n_pages;
455 iface->get_page_size = pdf_document_get_page_size;
456 iface->get_page_label = pdf_document_get_page_label;
457 iface->get_links = pdf_document_get_links;
458 iface->render_pixbuf = pdf_document_render_pixbuf;
459 iface->get_text = pdf_document_get_text;
460 iface->can_get_text = pdf_document_can_get_text;
461 iface->get_info = pdf_document_get_info;
465 pdf_document_security_iface_init (EvDocumentSecurityIface *iface)
467 iface->has_document_security = pdf_document_has_document_security;
468 iface->set_password = pdf_document_set_password;
472 pdf_document_links_has_document_links (EvDocumentLinks *document_links)
474 PdfDocument *pdf_document = PDF_DOCUMENT (document_links);
475 PopplerIndexIter *iter;
477 g_return_val_if_fail (PDF_IS_DOCUMENT (document_links), FALSE);
479 iter = poppler_index_iter_new (pdf_document->document);
482 poppler_index_iter_free (iter);
488 ev_link_from_action (PopplerAction *action)
493 title = action->any.title;
495 if (action->type == POPPLER_ACTION_GOTO_DEST) {
496 link = ev_link_new_page (title, action->goto_dest.dest->page_num - 1);
497 } else if (action->type == POPPLER_ACTION_URI) {
498 link = ev_link_new_external (title, action->uri.uri);
500 link = ev_link_new_title (title);
508 build_tree (PdfDocument *pdf_document,
511 PopplerIndexIter *iter)
515 GtkTreeIter tree_iter;
516 PopplerIndexIter *child;
517 PopplerAction *action;
520 action = poppler_index_iter_get_action (iter);
522 gtk_tree_store_append (GTK_TREE_STORE (model), &tree_iter, parent);
523 link = ev_link_from_action (action);
524 poppler_action_free (action);
526 gtk_tree_store_set (GTK_TREE_STORE (model), &tree_iter,
527 EV_DOCUMENT_LINKS_COLUMN_MARKUP, ev_link_get_title (link),
528 EV_DOCUMENT_LINKS_COLUMN_LINK, link,
530 child = poppler_index_iter_get_child (iter);
532 build_tree (pdf_document, model, &tree_iter, child);
533 poppler_index_iter_free (child);
535 } while (poppler_index_iter_next (iter));
539 static GtkTreeModel *
540 pdf_document_links_get_links_model (EvDocumentLinks *document_links)
542 PdfDocument *pdf_document = PDF_DOCUMENT (document_links);
543 GtkTreeModel *model = NULL;
544 PopplerIndexIter *iter;
546 g_return_val_if_fail (PDF_IS_DOCUMENT (document_links), NULL);
548 iter = poppler_index_iter_new (pdf_document->document);
549 /* Create the model iff we have items*/
551 model = (GtkTreeModel *) gtk_tree_store_new (EV_DOCUMENT_LINKS_COLUMN_NUM_COLUMNS,
554 build_tree (pdf_document, model, NULL, iter);
555 poppler_index_iter_free (iter);
564 pdf_document_document_links_iface_init (EvDocumentLinksIface *iface)
566 iface->has_document_links = pdf_document_links_has_document_links;
567 iface->get_links_model = pdf_document_links_get_links_model;
572 make_thumbnail_for_size (PdfDocument *pdf_document,
577 PopplerPage *poppler_page;
580 int x_offset, y_offset;
582 gdouble unscaled_width, unscaled_height;
584 poppler_page = poppler_document_get_page (pdf_document->document, page);
586 g_return_val_if_fail (poppler_page != NULL, NULL);
588 pdf_document_thumbnails_get_dimensions (EV_DOCUMENT_THUMBNAILS (pdf_document), page, size, &width, &height);
589 poppler_page_get_size (poppler_page, &unscaled_width, &unscaled_height);
590 scale = width / unscaled_width;
593 pixbuf = ev_document_misc_get_thumbnail_frame (width, height, NULL);
597 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
599 gdk_pixbuf_fill (pixbuf, 0xffffffff);
604 poppler_page_render_to_pixbuf (poppler_page, 0, 0,
613 pdf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document_thumbnails,
618 PdfDocument *pdf_document;
619 PopplerPage *poppler_page;
622 pdf_document = PDF_DOCUMENT (document_thumbnails);
624 poppler_page = poppler_document_get_page (pdf_document->document, page);
625 g_return_val_if_fail (poppler_page != NULL, NULL);
627 pixbuf = poppler_page_get_thumbnail (poppler_page);
628 if (pixbuf != NULL) {
629 /* The document provides its own thumbnails. */
631 GdkPixbuf *real_pixbuf;
633 real_pixbuf = ev_document_misc_get_thumbnail_frame (-1, -1, pixbuf);
634 g_object_unref (pixbuf);
635 pixbuf = real_pixbuf;
638 /* There is no provided thumbnail. We need to make one. */
639 pixbuf = make_thumbnail_for_size (pdf_document, page, size, border);
645 pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnails,
651 PdfDocument *pdf_document;
652 PopplerPage *poppler_page;
655 pdf_document = PDF_DOCUMENT (document_thumbnails);
656 poppler_page = poppler_document_get_page (pdf_document->document, page);
658 g_return_if_fail (width != NULL);
659 g_return_if_fail (height != NULL);
660 g_return_if_fail (poppler_page != NULL);
662 has_thumb = poppler_page_get_thumbnail_size (poppler_page, width, height);
665 double page_width, page_height;
667 poppler_page_get_size (poppler_page, &page_width, &page_height);
668 if (page_width > page_height) {
670 *height = (int) (size * page_height / page_width);
672 *width = (int) (size * page_width / page_height);
679 pdf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface)
681 iface->get_thumbnail = pdf_document_thumbnails_get_thumbnail;
682 iface->get_dimensions = pdf_document_thumbnails_get_dimensions;
687 pdf_document_search_idle_callback (void *data)
689 PdfDocumentSearch *search = (PdfDocumentSearch*) data;
690 PdfDocument *pdf_document = search->document;
695 page = poppler_document_get_page (search->document->document,
696 search->search_page);
698 ev_document_doc_mutex_lock ();
699 matches = poppler_page_find_text (page, search->text);
700 ev_document_doc_mutex_unlock ();
702 search->pages[search->search_page] = matches;
703 ev_document_find_changed (EV_DOCUMENT_FIND (pdf_document),
704 search->search_page);
706 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (search->document));
707 search->search_page += 1;
708 if (search->search_page == n_pages) {
710 search->search_page = 0;
713 if (search->search_page != search->start_page) {
718 search->idle = 0; /* will return FALSE to remove */
723 static PdfDocumentSearch *
724 pdf_document_search_new (PdfDocument *pdf_document,
728 PdfDocumentSearch *search;
732 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document));
734 search = g_new0 (PdfDocumentSearch, 1);
736 search->text = g_strdup (text);
737 search->pages = g_new0 (GList *, n_pages);
738 for (i = 0; i < n_pages; i++) {
739 search->pages[i] = NULL;
742 search->document = pdf_document;
744 /* We add at low priority so the progress bar repaints */
745 search->idle = g_idle_add_full (G_PRIORITY_LOW,
746 pdf_document_search_idle_callback,
750 search->start_page = start_page;
751 search->search_page = start_page;
757 pdf_document_search_free (PdfDocumentSearch *search)
759 PdfDocument *pdf_document = search->document;
763 if (search->idle != 0)
764 g_source_remove (search->idle);
766 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document));
767 for (i = 0; i < n_pages; i++) {
768 g_list_foreach (search->pages[i], (GFunc) g_free, NULL);
769 g_list_free (search->pages[i]);
772 g_free (search->text);
776 pdf_document_find_begin (EvDocumentFind *document,
778 const char *search_string,
779 gboolean case_sensitive)
781 PdfDocument *pdf_document = PDF_DOCUMENT (document);
783 /* FIXME handle case_sensitive (right now XPDF
784 * code is always case insensitive for ASCII
785 * and case sensitive for all other languaages)
788 if (pdf_document->search &&
789 strcmp (search_string, pdf_document->search->text) == 0)
792 if (pdf_document->search)
793 pdf_document_search_free (pdf_document->search);
795 pdf_document->search = pdf_document_search_new (pdf_document,
801 pdf_document_find_get_n_results (EvDocumentFind *document_find, int page)
803 PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search;
806 return g_list_length (search->pages[page]);
813 pdf_document_find_get_result (EvDocumentFind *document_find,
816 EvRectangle *rectangle)
818 PdfDocument *pdf_document = PDF_DOCUMENT (document_find);
819 PdfDocumentSearch *search = pdf_document->search;
820 PopplerPage *poppler_page;
827 r = (PopplerRectangle *) g_list_nth_data (search->pages[page],
832 poppler_page = poppler_document_get_page (pdf_document->document, page);
833 poppler_page_get_size (poppler_page, NULL, &height);
834 rectangle->x1 = r->x1;
835 rectangle->y1 = height - r->y2;
836 rectangle->x2 = r->x2;
837 rectangle->y2 = height - r->y1;
843 pdf_document_find_page_has_results (EvDocumentFind *document_find,
846 PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search;
848 g_return_val_if_fail (search != NULL, FALSE);
850 return search->pages[page] != NULL;
854 pdf_document_find_get_progress (EvDocumentFind *document_find)
856 PdfDocumentSearch *search;
857 int n_pages, pages_done;
859 search = PDF_DOCUMENT (document_find)->search;
861 if (search == NULL) {
865 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (document_find));
866 if (search->search_page > search->start_page) {
867 pages_done = search->search_page - search->start_page + 1;
868 } else if (search->search_page == search->start_page) {
869 pages_done = n_pages;
871 pages_done = n_pages - search->start_page + search->search_page;
874 return pages_done / (double) n_pages;
878 pdf_document_find_cancel (EvDocumentFind *document)
880 PdfDocument *pdf_document = PDF_DOCUMENT (document);
882 if (pdf_document->search) {
883 pdf_document_search_free (pdf_document->search);
884 pdf_document->search = NULL;
889 pdf_document_find_iface_init (EvDocumentFindIface *iface)
891 iface->begin = pdf_document_find_begin;
892 iface->get_n_results = pdf_document_find_get_n_results;
893 iface->get_result = pdf_document_find_get_result;
894 iface->page_has_results = pdf_document_find_page_has_results;
895 iface->get_progress = pdf_document_find_get_progress;
896 iface->cancel = pdf_document_find_cancel;
900 pdf_document_ps_exporter_begin (EvPSExporter *exporter, const char *filename,
901 int first_page, int last_page)
903 PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
905 pdf_document->ps_file = poppler_ps_file_new (pdf_document->document, filename,
907 last_page - first_page + 1);
911 pdf_document_ps_exporter_do_page (EvPSExporter *exporter, int page)
913 PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
914 PopplerPage *poppler_page;
916 g_return_if_fail (pdf_document->ps_file != NULL);
918 poppler_page = poppler_document_get_page (pdf_document->document, page);
919 poppler_page_render_to_ps (poppler_page, pdf_document->ps_file);
923 pdf_document_ps_exporter_end (EvPSExporter *exporter)
925 PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
927 poppler_ps_file_free (pdf_document->ps_file);
928 pdf_document->ps_file = NULL;
932 pdf_document_ps_exporter_iface_init (EvPSExporterIface *iface)
934 iface->begin = pdf_document_ps_exporter_begin;
935 iface->do_page = pdf_document_ps_exporter_do_page;
936 iface->end = pdf_document_ps_exporter_end;
940 pdf_document_new (void)
942 return PDF_DOCUMENT (g_object_new (PDF_TYPE_DOCUMENT, NULL));