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>
26 #include <glib/gi18n.h>
28 #include "ev-poppler.h"
29 #include "ev-ps-exporter.h"
30 #include "ev-document-find.h"
31 #include "ev-document-misc.h"
32 #include "ev-document-links.h"
33 #include "ev-document-fonts.h"
34 #include "ev-document-security.h"
35 #include "ev-document-thumbnails.h"
38 PdfDocument *document;
46 struct _PdfDocumentClass
48 GObjectClass parent_class;
53 GObject parent_instance;
55 PopplerDocument *document;
56 PopplerPSFile *ps_file;
59 PopplerOrientation orientation;
60 gboolean orientation_set;
62 PopplerFontInfo *font_info;
63 PopplerFontsIter *fonts_iter;
64 int fonts_scanned_pages;
66 PdfDocumentSearch *search;
69 static void pdf_document_document_iface_init (EvDocumentIface *iface);
70 static void pdf_document_security_iface_init (EvDocumentSecurityIface *iface);
71 static void pdf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface);
72 static void pdf_document_document_links_iface_init (EvDocumentLinksIface *iface);
73 static void pdf_document_document_fonts_iface_init (EvDocumentFontsIface *iface);
74 static void pdf_document_find_iface_init (EvDocumentFindIface *iface);
75 static void pdf_document_ps_exporter_iface_init (EvPSExporterIface *iface);
76 static void pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnails,
81 static EvLink * ev_link_from_action (PopplerAction *action);
84 G_DEFINE_TYPE_WITH_CODE (PdfDocument, pdf_document, G_TYPE_OBJECT,
86 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT,
87 pdf_document_document_iface_init);
88 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_SECURITY,
89 pdf_document_security_iface_init);
90 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS,
91 pdf_document_document_thumbnails_iface_init);
92 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_LINKS,
93 pdf_document_document_links_iface_init);
94 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_FONTS,
95 pdf_document_document_fonts_iface_init);
96 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_FIND,
97 pdf_document_find_iface_init);
98 G_IMPLEMENT_INTERFACE (EV_TYPE_PS_EXPORTER,
99 pdf_document_ps_exporter_iface_init);
103 pdf_document_dispose (GObject *object)
105 PdfDocument *pdf_document = PDF_DOCUMENT(object);
107 if (pdf_document->document) {
108 g_object_unref (pdf_document->document);
111 if (pdf_document->font_info) {
112 poppler_font_info_free (pdf_document->font_info);
115 if (pdf_document->fonts_iter) {
116 poppler_fonts_iter_free (pdf_document->fonts_iter);
121 pdf_document_class_init (PdfDocumentClass *klass)
123 GObjectClass *g_object_class = G_OBJECT_CLASS (klass);
125 g_object_class->dispose = pdf_document_dispose;
129 pdf_document_init (PdfDocument *pdf_document)
131 pdf_document->password = NULL;
135 convert_error (GError *poppler_error,
138 if (poppler_error == NULL)
141 if (poppler_error->domain == POPPLER_ERROR) {
142 /* convert poppler errors into EvDocument errors */
143 gint code = EV_DOCUMENT_ERROR_INVALID;
144 if (poppler_error->code == POPPLER_ERROR_INVALID)
145 code = EV_DOCUMENT_ERROR_INVALID;
146 else if (poppler_error->code == POPPLER_ERROR_ENCRYPTED)
147 code = EV_DOCUMENT_ERROR_ENCRYPTED;
153 poppler_error->message,
156 g_propagate_error (error, poppler_error);
163 pdf_document_save (EvDocument *document,
168 GError *poppler_error = NULL;
170 retval = poppler_document_save (PDF_DOCUMENT (document)->document,
174 convert_error (poppler_error, error);
179 static PopplerOrientation
180 get_document_orientation (PdfDocument *pdf_document)
182 #ifdef POPPLER_ORIENTATION
185 /* Should prolly be smarter here and check more than first page */
186 page = poppler_document_get_page (pdf_document->document, 0);
188 return poppler_page_get_orientation (page);
190 return POPPLER_ORIENTATION_PORTRAIT;
193 return POPPLER_ORIENTATION_PORTRAIT;
198 pdf_document_load (EvDocument *document,
202 GError *poppler_error = NULL;
203 PdfDocument *pdf_document = PDF_DOCUMENT (document);
205 pdf_document->document =
206 poppler_document_new_from_file (uri, pdf_document->password, &poppler_error);
208 if (pdf_document->document == NULL) {
209 convert_error (poppler_error, error);
217 pdf_document_get_n_pages (EvDocument *document)
219 return poppler_document_get_n_pages (PDF_DOCUMENT (document)->document);
222 /* FIXME This should not be necessary, poppler should rember it */
224 set_page_orientation (PdfDocument *pdf_document, PopplerPage *page)
226 if (pdf_document->orientation_set) {
227 poppler_page_set_orientation (page, pdf_document->orientation);
232 pdf_document_get_page_size (EvDocument *document,
237 PdfDocument *pdf_document = PDF_DOCUMENT (document);
238 PopplerPage *poppler_page;
240 poppler_page = poppler_document_get_page (pdf_document->document, page);
241 set_page_orientation (pdf_document, poppler_page);
242 poppler_page_get_size (poppler_page, width, height);
246 pdf_document_get_page_label (EvDocument *document,
249 PopplerPage *poppler_page;
252 poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document,
255 g_object_get (G_OBJECT (poppler_page),
263 pdf_document_get_links (EvDocument *document,
266 PdfDocument *pdf_document;
267 PopplerPage *poppler_page;
268 GList *retval = NULL;
273 pdf_document = PDF_DOCUMENT (document);
274 poppler_page = poppler_document_get_page (pdf_document->document,
276 mapping_list = poppler_page_get_link_mapping (poppler_page);
277 poppler_page_get_size (poppler_page, NULL, &height);
279 for (list = mapping_list; list; list = list->next) {
280 PopplerLinkMapping *link_mapping;
281 EvLinkMapping *ev_link_mapping;
283 link_mapping = (PopplerLinkMapping *)list->data;
284 ev_link_mapping = g_new (EvLinkMapping, 1);
285 ev_link_mapping->link = ev_link_from_action (link_mapping->action);
286 ev_link_mapping->x1 = link_mapping->area.x1;
287 ev_link_mapping->x2 = link_mapping->area.x2;
288 /* Invert this for X-style coordinates */
289 ev_link_mapping->y1 = height - link_mapping->area.y2;
290 ev_link_mapping->y2 = height - link_mapping->area.y1;
292 retval = g_list_prepend (retval, ev_link_mapping);
295 poppler_page_free_link_mapping (mapping_list);
297 return g_list_reverse (retval);
302 pdf_document_render_pixbuf (EvDocument *document,
306 PdfDocument *pdf_document;
307 PopplerPage *poppler_page;
309 double width_points, height_points;
312 pdf_document = PDF_DOCUMENT (document);
313 poppler_page = poppler_document_get_page (pdf_document->document,
315 set_page_orientation (pdf_document, poppler_page);
317 poppler_page_get_size (poppler_page, &width_points, &height_points);
318 width = (int) ((width_points * scale) + 0.5);
319 height = (int) ((height_points * scale) + 0.5);
321 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB,
325 poppler_page_render_to_pixbuf (poppler_page,
335 /* EvDocumentSecurity */
338 pdf_document_has_document_security (EvDocumentSecurity *document_security)
340 /* FIXME: do we really need to have this? */
345 pdf_document_set_password (EvDocumentSecurity *document_security,
346 const char *password)
348 PdfDocument *document = PDF_DOCUMENT (document_security);
350 if (document->password)
351 g_free (document->password);
353 document->password = g_strdup (password);
357 pdf_document_can_get_text (EvDocument *document)
362 static EvDocumentInfo *
363 pdf_document_get_info (EvDocument *document)
365 EvDocumentInfo *info;
366 PopplerPageLayout layout;
367 PopplerPageMode mode;
368 PopplerViewerPreferences view_prefs;
369 PopplerPermissions permissions;
371 info = g_new0 (EvDocumentInfo, 1);
373 info->fields_mask = EV_DOCUMENT_INFO_TITLE |
374 EV_DOCUMENT_INFO_FORMAT |
375 EV_DOCUMENT_INFO_AUTHOR |
376 EV_DOCUMENT_INFO_SUBJECT |
377 EV_DOCUMENT_INFO_KEYWORDS |
378 EV_DOCUMENT_INFO_LAYOUT |
379 EV_DOCUMENT_INFO_START_MODE |
380 EV_DOCUMENT_INFO_PERMISSIONS |
381 EV_DOCUMENT_INFO_UI_HINTS |
382 EV_DOCUMENT_INFO_CREATOR |
383 EV_DOCUMENT_INFO_PRODUCER |
384 EV_DOCUMENT_INFO_CREATION_DATE |
385 EV_DOCUMENT_INFO_MOD_DATE |
386 EV_DOCUMENT_INFO_LINEARIZED |
387 EV_DOCUMENT_INFO_N_PAGES |
388 EV_DOCUMENT_INFO_SECURITY;
391 g_object_get (PDF_DOCUMENT (document)->document,
392 "title", &(info->title),
393 "format", &(info->format),
394 "author", &(info->author),
395 "subject", &(info->subject),
396 "keywords", &(info->keywords),
398 "page-layout", &layout,
399 "viewer-preferences", &view_prefs,
400 "permissions", &permissions,
401 "creator", &(info->creator),
402 "producer", &(info->producer),
403 "creation-date", &(info->creation_date),
404 "mod-date", &(info->modified_date),
405 "linearized", &(info->linearized),
409 case POPPLER_PAGE_LAYOUT_SINGLE_PAGE:
410 info->layout = EV_DOCUMENT_LAYOUT_SINGLE_PAGE;
412 case POPPLER_PAGE_LAYOUT_ONE_COLUMN:
413 info->layout = EV_DOCUMENT_LAYOUT_ONE_COLUMN;
415 case POPPLER_PAGE_LAYOUT_TWO_COLUMN_LEFT:
416 info->layout = EV_DOCUMENT_LAYOUT_TWO_COLUMN_LEFT;
418 case POPPLER_PAGE_LAYOUT_TWO_COLUMN_RIGHT:
419 info->layout = EV_DOCUMENT_LAYOUT_TWO_COLUMN_RIGHT;
420 case POPPLER_PAGE_LAYOUT_TWO_PAGE_LEFT:
421 info->layout = EV_DOCUMENT_LAYOUT_TWO_PAGE_LEFT;
423 case POPPLER_PAGE_LAYOUT_TWO_PAGE_RIGHT:
424 info->layout = EV_DOCUMENT_LAYOUT_TWO_PAGE_RIGHT;
431 case POPPLER_PAGE_MODE_NONE:
432 info->mode = EV_DOCUMENT_MODE_NONE;
434 case POPPLER_PAGE_MODE_USE_THUMBS:
435 info->mode = EV_DOCUMENT_MODE_USE_THUMBS;
437 case POPPLER_PAGE_MODE_USE_OC:
438 info->mode = EV_DOCUMENT_MODE_USE_OC;
440 case POPPLER_PAGE_MODE_FULL_SCREEN:
441 info->mode = EV_DOCUMENT_MODE_FULL_SCREEN;
443 case POPPLER_PAGE_MODE_USE_ATTACHMENTS:
444 info->mode = EV_DOCUMENT_MODE_USE_ATTACHMENTS;
450 if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_TOOLBAR) {
451 info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_TOOLBAR;
453 if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_MENUBAR) {
454 info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_MENUBAR;
456 if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_WINDOWUI) {
457 info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_WINDOWUI;
459 if (view_prefs & POPPLER_VIEWER_PREFERENCES_FIT_WINDOW) {
460 info->ui_hints |= EV_DOCUMENT_UI_HINT_FIT_WINDOW;
462 if (view_prefs & POPPLER_VIEWER_PREFERENCES_CENTER_WINDOW) {
463 info->ui_hints |= EV_DOCUMENT_UI_HINT_CENTER_WINDOW;
465 if (view_prefs & POPPLER_VIEWER_PREFERENCES_DISPLAY_DOC_TITLE) {
466 info->ui_hints |= EV_DOCUMENT_UI_HINT_DISPLAY_DOC_TITLE;
468 if (view_prefs & POPPLER_VIEWER_PREFERENCES_DIRECTION_RTL) {
469 info->ui_hints |= EV_DOCUMENT_UI_HINT_DIRECTION_RTL;
472 info->permissions = 0;
473 if (permissions & POPPLER_PERMISSIONS_OK_TO_PRINT) {
474 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_PRINT;
476 if (permissions & POPPLER_PERMISSIONS_OK_TO_MODIFY) {
477 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_MODIFY;
479 if (permissions & POPPLER_PERMISSIONS_OK_TO_COPY) {
480 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_COPY;
482 if (permissions & POPPLER_PERMISSIONS_OK_TO_ADD_NOTES) {
483 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_ADD_NOTES;
486 info->n_pages = ev_document_get_n_pages (document);
488 if (ev_document_security_has_document_security (EV_DOCUMENT_SECURITY (document))) {
489 /* translators: this is the document security state */
490 info->security = g_strdup (_("Yes"));
492 /* translators: this is the document security state */
493 info->security = g_strdup (_("No"));
500 pdf_document_get_text (EvDocument *document, int page, EvRectangle *rect)
502 PdfDocument *pdf_document = PDF_DOCUMENT (document);
503 PopplerPage *poppler_page;
507 poppler_page = poppler_document_get_page (pdf_document->document, page);
508 set_page_orientation (pdf_document, poppler_page);
509 g_return_val_if_fail (poppler_page != NULL, NULL);
511 poppler_page_get_size (poppler_page, NULL, &height);
513 r.y1 = height - rect->y2;
515 r.y2 = height - rect->y1;
517 return poppler_page_get_text (poppler_page, &r);
521 pdf_document_get_orientation (EvDocument *document)
523 EvOrientation result;
524 PdfDocument *pdf_document = PDF_DOCUMENT (document);
526 if (!pdf_document->orientation_set) {
527 pdf_document->orientation = get_document_orientation (pdf_document);
530 switch (pdf_document->orientation) {
531 case POPPLER_ORIENTATION_PORTRAIT:
532 result = EV_ORIENTATION_PORTRAIT;
534 case POPPLER_ORIENTATION_LANDSCAPE:
535 result = EV_ORIENTATION_LANDSCAPE;
537 case POPPLER_ORIENTATION_UPSIDEDOWN:
538 result = EV_ORIENTATION_UPSIDEDOWN;
540 case POPPLER_ORIENTATION_SEASCAPE:
541 result = EV_ORIENTATION_SEASCAPE;
549 pdf_document_set_orientation (EvDocument *document, EvOrientation orientation)
551 PdfDocument *pdf_document = PDF_DOCUMENT (document);
552 PopplerOrientation poppler_orientation;
554 switch (orientation) {
555 case EV_ORIENTATION_PORTRAIT:
556 poppler_orientation = POPPLER_ORIENTATION_PORTRAIT;
558 case EV_ORIENTATION_LANDSCAPE:
559 poppler_orientation = POPPLER_ORIENTATION_LANDSCAPE;
561 case EV_ORIENTATION_UPSIDEDOWN:
562 poppler_orientation = POPPLER_ORIENTATION_UPSIDEDOWN;
564 case EV_ORIENTATION_SEASCAPE:
565 poppler_orientation = POPPLER_ORIENTATION_SEASCAPE;
569 pdf_document->orientation = poppler_orientation;
570 pdf_document->orientation_set = TRUE;
574 pdf_document_document_iface_init (EvDocumentIface *iface)
576 iface->save = pdf_document_save;
577 iface->load = pdf_document_load;
578 iface->get_n_pages = pdf_document_get_n_pages;
579 iface->get_page_size = pdf_document_get_page_size;
580 iface->get_page_label = pdf_document_get_page_label;
581 iface->get_links = pdf_document_get_links;
582 iface->render_pixbuf = pdf_document_render_pixbuf;
583 iface->get_text = pdf_document_get_text;
584 iface->can_get_text = pdf_document_can_get_text;
585 iface->get_info = pdf_document_get_info;
586 iface->set_orientation = pdf_document_set_orientation;
587 iface->get_orientation = pdf_document_get_orientation;
591 pdf_document_security_iface_init (EvDocumentSecurityIface *iface)
593 iface->has_document_security = pdf_document_has_document_security;
594 iface->set_password = pdf_document_set_password;
598 pdf_document_fonts_get_progress (EvDocumentFonts *document_fonts)
600 PdfDocument *pdf_document = PDF_DOCUMENT (document_fonts);
603 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document));
605 return (double)pdf_document->fonts_scanned_pages / (double)n_pages;
609 pdf_document_fonts_scan (EvDocumentFonts *document_fonts,
612 PdfDocument *pdf_document = PDF_DOCUMENT (document_fonts);
615 g_return_val_if_fail (PDF_IS_DOCUMENT (document_fonts), FALSE);
617 if (pdf_document->font_info == NULL) {
618 pdf_document->font_info = poppler_font_info_new (pdf_document->document);
621 if (pdf_document->fonts_iter) {
622 poppler_fonts_iter_free (pdf_document->fonts_iter);
625 pdf_document->fonts_scanned_pages += n_pages;
627 result = poppler_font_info_scan (pdf_document->font_info, n_pages,
628 &pdf_document->fonts_iter);
630 pdf_document->fonts_scanned_pages = 0;
631 poppler_font_info_free (pdf_document->font_info);
632 pdf_document->font_info = NULL;
639 pdf_document_fonts_fill_model (EvDocumentFonts *document_fonts,
642 PdfDocument *pdf_document = PDF_DOCUMENT (document_fonts);
643 PopplerFontsIter *iter = pdf_document->fonts_iter;
645 g_return_if_fail (PDF_IS_DOCUMENT (document_fonts));
649 GtkTreeIter list_iter;
650 PopplerIndexIter *child;
653 name = poppler_fonts_iter_get_name (iter);
658 gtk_list_store_append (GTK_LIST_STORE (model), &list_iter);
659 gtk_list_store_set (GTK_LIST_STORE (model), &list_iter,
660 EV_DOCUMENT_FONTS_COLUMN_NAME, name,
662 } while (poppler_fonts_iter_next (iter));
667 pdf_document_document_fonts_iface_init (EvDocumentFontsIface *iface)
669 iface->fill_model = pdf_document_fonts_fill_model;
670 iface->scan = pdf_document_fonts_scan;
671 iface->get_progress = pdf_document_fonts_get_progress;
675 pdf_document_links_has_document_links (EvDocumentLinks *document_links)
677 PdfDocument *pdf_document = PDF_DOCUMENT (document_links);
678 PopplerIndexIter *iter;
680 g_return_val_if_fail (PDF_IS_DOCUMENT (document_links), FALSE);
682 iter = poppler_index_iter_new (pdf_document->document);
685 poppler_index_iter_free (iter);
691 ev_link_from_action (PopplerAction *action)
696 title = action->any.title;
698 if (action->type == POPPLER_ACTION_GOTO_DEST) {
699 link = ev_link_new_page (title, action->goto_dest.dest->page_num - 1);
700 } else if (action->type == POPPLER_ACTION_URI) {
701 link = ev_link_new_external (title, action->uri.uri);
703 link = ev_link_new_title (title);
710 build_tree (PdfDocument *pdf_document,
713 PopplerIndexIter *iter)
717 GtkTreeIter tree_iter;
718 PopplerIndexIter *child;
719 PopplerAction *action;
723 action = poppler_index_iter_get_action (iter);
724 expand = poppler_index_iter_is_open (iter);
726 gtk_tree_store_append (GTK_TREE_STORE (model), &tree_iter, parent);
727 link = ev_link_from_action (action);
728 poppler_action_free (action);
730 gtk_tree_store_set (GTK_TREE_STORE (model), &tree_iter,
731 EV_DOCUMENT_LINKS_COLUMN_MARKUP, ev_link_get_title (link),
732 EV_DOCUMENT_LINKS_COLUMN_LINK, link,
733 EV_DOCUMENT_LINKS_COLUMN_EXPAND, expand,
735 g_object_unref (link);
736 child = poppler_index_iter_get_child (iter);
738 build_tree (pdf_document, model, &tree_iter, child);
739 poppler_index_iter_free (child);
741 } while (poppler_index_iter_next (iter));
745 static GtkTreeModel *
746 pdf_document_links_get_links_model (EvDocumentLinks *document_links)
748 PdfDocument *pdf_document = PDF_DOCUMENT (document_links);
749 GtkTreeModel *model = NULL;
750 PopplerIndexIter *iter;
752 g_return_val_if_fail (PDF_IS_DOCUMENT (document_links), NULL);
754 iter = poppler_index_iter_new (pdf_document->document);
755 /* Create the model if we have items*/
757 model = (GtkTreeModel *) gtk_tree_store_new (EV_DOCUMENT_LINKS_COLUMN_NUM_COLUMNS,
761 build_tree (pdf_document, model, NULL, iter);
762 poppler_index_iter_free (iter);
769 pdf_document_document_links_iface_init (EvDocumentLinksIface *iface)
771 iface->has_document_links = pdf_document_links_has_document_links;
772 iface->get_links_model = pdf_document_links_get_links_model;
776 make_thumbnail_for_size (PdfDocument *pdf_document,
781 PopplerPage *poppler_page;
784 int x_offset, y_offset;
786 gdouble unscaled_width, unscaled_height;
788 poppler_page = poppler_document_get_page (pdf_document->document, page);
789 set_page_orientation (pdf_document, poppler_page);
790 g_return_val_if_fail (poppler_page != NULL, NULL);
792 pdf_document_thumbnails_get_dimensions (EV_DOCUMENT_THUMBNAILS (pdf_document), page, size, &width, &height);
793 poppler_page_get_size (poppler_page, &unscaled_width, &unscaled_height);
794 scale = width / unscaled_width;
797 pixbuf = ev_document_misc_get_thumbnail_frame (width, height, NULL);
801 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
803 gdk_pixbuf_fill (pixbuf, 0xffffffff);
808 poppler_page_render_to_pixbuf (poppler_page, 0, 0,
817 pdf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document_thumbnails,
822 PdfDocument *pdf_document;
823 PopplerPage *poppler_page;
826 pdf_document = PDF_DOCUMENT (document_thumbnails);
828 poppler_page = poppler_document_get_page (pdf_document->document, page);
829 set_page_orientation (pdf_document, poppler_page);
830 g_return_val_if_fail (poppler_page != NULL, NULL);
832 pixbuf = poppler_page_get_thumbnail (poppler_page);
833 if (pixbuf != NULL) {
834 /* The document provides its own thumbnails. */
836 GdkPixbuf *real_pixbuf;
838 real_pixbuf = ev_document_misc_get_thumbnail_frame (-1, -1, pixbuf);
839 g_object_unref (pixbuf);
840 pixbuf = real_pixbuf;
843 /* There is no provided thumbnail. We need to make one. */
844 pixbuf = make_thumbnail_for_size (pdf_document, page, size, border);
850 pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnails,
856 PdfDocument *pdf_document;
857 PopplerPage *poppler_page;
860 pdf_document = PDF_DOCUMENT (document_thumbnails);
861 poppler_page = poppler_document_get_page (pdf_document->document, page);
862 set_page_orientation (pdf_document, poppler_page);
864 g_return_if_fail (width != NULL);
865 g_return_if_fail (height != NULL);
866 g_return_if_fail (poppler_page != NULL);
868 has_thumb = poppler_page_get_thumbnail_size (poppler_page, width, height);
871 double page_width, page_height;
873 poppler_page_get_size (poppler_page, &page_width, &page_height);
874 if (page_width > page_height) {
876 *height = (int) (size * page_height / page_width);
878 *width = (int) (size * page_width / page_height);
885 pdf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface)
887 iface->get_thumbnail = pdf_document_thumbnails_get_thumbnail;
888 iface->get_dimensions = pdf_document_thumbnails_get_dimensions;
893 pdf_document_search_idle_callback (void *data)
895 PdfDocumentSearch *search = (PdfDocumentSearch*) data;
896 PdfDocument *pdf_document = search->document;
901 page = poppler_document_get_page (search->document->document,
902 search->search_page);
903 set_page_orientation (pdf_document, page);
905 ev_document_doc_mutex_lock ();
906 matches = poppler_page_find_text (page, search->text);
907 ev_document_doc_mutex_unlock ();
909 search->pages[search->search_page] = matches;
910 ev_document_find_changed (EV_DOCUMENT_FIND (pdf_document),
911 search->search_page);
913 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (search->document));
914 search->search_page += 1;
915 if (search->search_page == n_pages) {
917 search->search_page = 0;
920 if (search->search_page != search->start_page) {
925 search->idle = 0; /* will return FALSE to remove */
930 static PdfDocumentSearch *
931 pdf_document_search_new (PdfDocument *pdf_document,
935 PdfDocumentSearch *search;
939 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document));
941 search = g_new0 (PdfDocumentSearch, 1);
943 search->text = g_strdup (text);
944 search->pages = g_new0 (GList *, n_pages);
945 for (i = 0; i < n_pages; i++) {
946 search->pages[i] = NULL;
949 search->document = pdf_document;
951 /* We add at low priority so the progress bar repaints */
952 search->idle = g_idle_add_full (G_PRIORITY_LOW,
953 pdf_document_search_idle_callback,
957 search->start_page = start_page;
958 search->search_page = start_page;
964 pdf_document_search_free (PdfDocumentSearch *search)
966 PdfDocument *pdf_document = search->document;
970 if (search->idle != 0)
971 g_source_remove (search->idle);
973 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document));
974 for (i = 0; i < n_pages; i++) {
975 g_list_foreach (search->pages[i], (GFunc) g_free, NULL);
976 g_list_free (search->pages[i]);
979 g_free (search->text);
983 pdf_document_find_begin (EvDocumentFind *document,
985 const char *search_string,
986 gboolean case_sensitive)
988 PdfDocument *pdf_document = PDF_DOCUMENT (document);
990 /* FIXME handle case_sensitive (right now XPDF
991 * code is always case insensitive for ASCII
992 * and case sensitive for all other languaages)
995 if (pdf_document->search &&
996 strcmp (search_string, pdf_document->search->text) == 0)
999 if (pdf_document->search)
1000 pdf_document_search_free (pdf_document->search);
1002 pdf_document->search = pdf_document_search_new (pdf_document,
1008 pdf_document_find_get_n_results (EvDocumentFind *document_find, int page)
1010 PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search;
1013 return g_list_length (search->pages[page]);
1020 pdf_document_find_get_result (EvDocumentFind *document_find,
1023 EvRectangle *rectangle)
1025 PdfDocument *pdf_document = PDF_DOCUMENT (document_find);
1026 PdfDocumentSearch *search = pdf_document->search;
1027 PopplerPage *poppler_page;
1028 PopplerRectangle *r;
1034 r = (PopplerRectangle *) g_list_nth_data (search->pages[page],
1039 poppler_page = poppler_document_get_page (pdf_document->document, page);
1040 set_page_orientation (pdf_document, poppler_page);
1041 poppler_page_get_size (poppler_page, NULL, &height);
1042 rectangle->x1 = r->x1;
1043 rectangle->y1 = height - r->y2;
1044 rectangle->x2 = r->x2;
1045 rectangle->y2 = height - r->y1;
1051 pdf_document_find_page_has_results (EvDocumentFind *document_find,
1054 PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search;
1056 g_return_val_if_fail (search != NULL, FALSE);
1058 return search->pages[page] != NULL;
1062 pdf_document_find_get_progress (EvDocumentFind *document_find)
1064 PdfDocumentSearch *search;
1065 int n_pages, pages_done;
1067 search = PDF_DOCUMENT (document_find)->search;
1069 if (search == NULL) {
1073 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (document_find));
1074 if (search->search_page > search->start_page) {
1075 pages_done = search->search_page - search->start_page + 1;
1076 } else if (search->search_page == search->start_page) {
1077 pages_done = n_pages;
1079 pages_done = n_pages - search->start_page + search->search_page;
1082 return pages_done / (double) n_pages;
1086 pdf_document_find_cancel (EvDocumentFind *document)
1088 PdfDocument *pdf_document = PDF_DOCUMENT (document);
1090 if (pdf_document->search) {
1091 pdf_document_search_free (pdf_document->search);
1092 pdf_document->search = NULL;
1097 pdf_document_find_iface_init (EvDocumentFindIface *iface)
1099 iface->begin = pdf_document_find_begin;
1100 iface->get_n_results = pdf_document_find_get_n_results;
1101 iface->get_result = pdf_document_find_get_result;
1102 iface->page_has_results = pdf_document_find_page_has_results;
1103 iface->get_progress = pdf_document_find_get_progress;
1104 iface->cancel = pdf_document_find_cancel;
1108 pdf_document_ps_exporter_begin (EvPSExporter *exporter, const char *filename,
1109 int first_page, int last_page)
1111 PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
1113 pdf_document->ps_file = poppler_ps_file_new (pdf_document->document, filename,
1115 last_page - first_page + 1);
1119 pdf_document_ps_exporter_do_page (EvPSExporter *exporter, int page)
1121 PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
1122 PopplerPage *poppler_page;
1124 g_return_if_fail (pdf_document->ps_file != NULL);
1126 poppler_page = poppler_document_get_page (pdf_document->document, page);
1127 set_page_orientation (pdf_document, poppler_page);
1128 poppler_page_render_to_ps (poppler_page, pdf_document->ps_file);
1132 pdf_document_ps_exporter_end (EvPSExporter *exporter)
1134 PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
1136 poppler_ps_file_free (pdf_document->ps_file);
1137 pdf_document->ps_file = NULL;
1141 pdf_document_ps_exporter_iface_init (EvPSExporterIface *iface)
1143 iface->begin = pdf_document_ps_exporter_begin;
1144 iface->do_page = pdf_document_ps_exporter_do_page;
1145 iface->end = pdf_document_ps_exporter_end;
1149 pdf_document_new (void)
1151 return PDF_DOCUMENT (g_object_new (PDF_TYPE_DOCUMENT, NULL));