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;
61 PopplerFontInfo *font_info;
62 PopplerFontsIter *fonts_iter;
63 int fonts_scanned_pages;
65 PdfDocumentSearch *search;
68 static void pdf_document_document_iface_init (EvDocumentIface *iface);
69 static void pdf_document_security_iface_init (EvDocumentSecurityIface *iface);
70 static void pdf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface);
71 static void pdf_document_document_links_iface_init (EvDocumentLinksIface *iface);
72 static void pdf_document_document_fonts_iface_init (EvDocumentFontsIface *iface);
73 static void pdf_document_find_iface_init (EvDocumentFindIface *iface);
74 static void pdf_document_ps_exporter_iface_init (EvPSExporterIface *iface);
75 static void pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnails,
80 static EvLink * ev_link_from_action (PopplerAction *action);
83 G_DEFINE_TYPE_WITH_CODE (PdfDocument, pdf_document, G_TYPE_OBJECT,
85 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT,
86 pdf_document_document_iface_init);
87 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_SECURITY,
88 pdf_document_security_iface_init);
89 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS,
90 pdf_document_document_thumbnails_iface_init);
91 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_LINKS,
92 pdf_document_document_links_iface_init);
93 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_FONTS,
94 pdf_document_document_fonts_iface_init);
95 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_FIND,
96 pdf_document_find_iface_init);
97 G_IMPLEMENT_INTERFACE (EV_TYPE_PS_EXPORTER,
98 pdf_document_ps_exporter_iface_init);
102 pdf_document_dispose (GObject *object)
104 PdfDocument *pdf_document = PDF_DOCUMENT(object);
106 if (pdf_document->document) {
107 g_object_unref (pdf_document->document);
110 if (pdf_document->font_info) {
111 poppler_font_info_free (pdf_document->font_info);
114 if (pdf_document->fonts_iter) {
115 poppler_fonts_iter_free (pdf_document->fonts_iter);
120 pdf_document_class_init (PdfDocumentClass *klass)
122 GObjectClass *g_object_class = G_OBJECT_CLASS (klass);
124 g_object_class->dispose = pdf_document_dispose;
128 pdf_document_init (PdfDocument *pdf_document)
130 pdf_document->password = NULL;
134 convert_error (GError *poppler_error,
137 if (poppler_error == NULL)
140 if (poppler_error->domain == POPPLER_ERROR) {
141 /* convert poppler errors into EvDocument errors */
142 gint code = EV_DOCUMENT_ERROR_INVALID;
143 if (poppler_error->code == POPPLER_ERROR_INVALID)
144 code = EV_DOCUMENT_ERROR_INVALID;
145 else if (poppler_error->code == POPPLER_ERROR_ENCRYPTED)
146 code = EV_DOCUMENT_ERROR_ENCRYPTED;
152 poppler_error->message,
155 g_propagate_error (error, poppler_error);
162 pdf_document_save (EvDocument *document,
167 GError *poppler_error = NULL;
169 retval = poppler_document_save (PDF_DOCUMENT (document)->document,
173 convert_error (poppler_error, error);
179 pdf_document_load (EvDocument *document,
183 GError *poppler_error = NULL;
184 PdfDocument *pdf_document = PDF_DOCUMENT (document);
186 pdf_document->document =
187 poppler_document_new_from_file (uri, pdf_document->password, &poppler_error);
189 if (pdf_document->document == NULL) {
190 convert_error (poppler_error, error);
198 pdf_document_get_n_pages (EvDocument *document)
200 return poppler_document_get_n_pages (PDF_DOCUMENT (document)->document);
204 pdf_document_get_page_size (EvDocument *document,
209 PdfDocument *pdf_document = PDF_DOCUMENT (document);
210 PopplerPage *poppler_page;
212 poppler_page = poppler_document_get_page (pdf_document->document, page);
213 poppler_page_set_orientation (poppler_page, pdf_document->orientation);
214 poppler_page_get_size (poppler_page, width, height);
218 pdf_document_get_page_label (EvDocument *document,
221 PopplerPage *poppler_page;
224 poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document,
227 g_object_get (G_OBJECT (poppler_page),
235 pdf_document_get_links (EvDocument *document,
238 PdfDocument *pdf_document;
239 PopplerPage *poppler_page;
240 GList *retval = NULL;
245 pdf_document = PDF_DOCUMENT (document);
246 poppler_page = poppler_document_get_page (pdf_document->document,
248 mapping_list = poppler_page_get_link_mapping (poppler_page);
249 poppler_page_get_size (poppler_page, NULL, &height);
251 for (list = mapping_list; list; list = list->next) {
252 PopplerLinkMapping *link_mapping;
253 EvLinkMapping *ev_link_mapping;
255 link_mapping = (PopplerLinkMapping *)list->data;
256 ev_link_mapping = g_new (EvLinkMapping, 1);
257 ev_link_mapping->link = ev_link_from_action (link_mapping->action);
258 ev_link_mapping->x1 = link_mapping->area.x1;
259 ev_link_mapping->x2 = link_mapping->area.x2;
260 /* Invert this for X-style coordinates */
261 ev_link_mapping->y1 = height - link_mapping->area.y2;
262 ev_link_mapping->y2 = height - link_mapping->area.y1;
264 retval = g_list_prepend (retval, ev_link_mapping);
267 poppler_page_free_link_mapping (mapping_list);
269 return g_list_reverse (retval);
274 pdf_document_render_pixbuf (EvDocument *document,
278 PdfDocument *pdf_document;
279 PopplerPage *poppler_page;
281 double width_points, height_points;
284 pdf_document = PDF_DOCUMENT (document);
285 poppler_page = poppler_document_get_page (pdf_document->document,
287 poppler_page_set_orientation (poppler_page, pdf_document->orientation);
289 poppler_page_get_size (poppler_page, &width_points, &height_points);
290 width = (int) ((width_points * scale) + 0.5);
291 height = (int) ((height_points * scale) + 0.5);
293 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB,
297 poppler_page_render_to_pixbuf (poppler_page,
307 /* EvDocumentSecurity */
310 pdf_document_has_document_security (EvDocumentSecurity *document_security)
312 /* FIXME: do we really need to have this? */
317 pdf_document_set_password (EvDocumentSecurity *document_security,
318 const char *password)
320 PdfDocument *document = PDF_DOCUMENT (document_security);
322 if (document->password)
323 g_free (document->password);
325 document->password = g_strdup (password);
329 pdf_document_can_get_text (EvDocument *document)
334 static EvDocumentInfo *
335 pdf_document_get_info (EvDocument *document)
337 EvDocumentInfo *info;
338 PopplerPageLayout layout;
339 PopplerPageMode mode;
340 PopplerViewerPreferences view_prefs;
341 PopplerPermissions permissions;
343 info = g_new0 (EvDocumentInfo, 1);
345 info->fields_mask = EV_DOCUMENT_INFO_TITLE |
346 EV_DOCUMENT_INFO_FORMAT |
347 EV_DOCUMENT_INFO_AUTHOR |
348 EV_DOCUMENT_INFO_SUBJECT |
349 EV_DOCUMENT_INFO_KEYWORDS |
350 EV_DOCUMENT_INFO_LAYOUT |
351 EV_DOCUMENT_INFO_START_MODE |
352 EV_DOCUMENT_INFO_PERMISSIONS |
353 EV_DOCUMENT_INFO_UI_HINTS |
354 EV_DOCUMENT_INFO_CREATOR |
355 EV_DOCUMENT_INFO_PRODUCER |
356 EV_DOCUMENT_INFO_CREATION_DATE |
357 EV_DOCUMENT_INFO_MOD_DATE |
358 EV_DOCUMENT_INFO_LINEARIZED |
359 EV_DOCUMENT_INFO_N_PAGES |
360 EV_DOCUMENT_INFO_SECURITY;
363 g_object_get (PDF_DOCUMENT (document)->document,
364 "title", &(info->title),
365 "format", &(info->format),
366 "author", &(info->author),
367 "subject", &(info->subject),
368 "keywords", &(info->keywords),
370 "page-layout", &layout,
371 "viewer-preferences", &view_prefs,
372 "permissions", &permissions,
373 "creator", &(info->creator),
374 "producer", &(info->producer),
375 "creation-date", &(info->creation_date),
376 "mod-date", &(info->modified_date),
377 "linearized", &(info->linearized),
381 case POPPLER_PAGE_LAYOUT_SINGLE_PAGE:
382 info->layout = EV_DOCUMENT_LAYOUT_SINGLE_PAGE;
384 case POPPLER_PAGE_LAYOUT_ONE_COLUMN:
385 info->layout = EV_DOCUMENT_LAYOUT_ONE_COLUMN;
387 case POPPLER_PAGE_LAYOUT_TWO_COLUMN_LEFT:
388 info->layout = EV_DOCUMENT_LAYOUT_TWO_COLUMN_LEFT;
390 case POPPLER_PAGE_LAYOUT_TWO_COLUMN_RIGHT:
391 info->layout = EV_DOCUMENT_LAYOUT_TWO_COLUMN_RIGHT;
392 case POPPLER_PAGE_LAYOUT_TWO_PAGE_LEFT:
393 info->layout = EV_DOCUMENT_LAYOUT_TWO_PAGE_LEFT;
395 case POPPLER_PAGE_LAYOUT_TWO_PAGE_RIGHT:
396 info->layout = EV_DOCUMENT_LAYOUT_TWO_PAGE_RIGHT;
403 case POPPLER_PAGE_MODE_NONE:
404 info->mode = EV_DOCUMENT_MODE_NONE;
406 case POPPLER_PAGE_MODE_USE_THUMBS:
407 info->mode = EV_DOCUMENT_MODE_USE_THUMBS;
409 case POPPLER_PAGE_MODE_USE_OC:
410 info->mode = EV_DOCUMENT_MODE_USE_OC;
412 case POPPLER_PAGE_MODE_FULL_SCREEN:
413 info->mode = EV_DOCUMENT_MODE_FULL_SCREEN;
415 case POPPLER_PAGE_MODE_USE_ATTACHMENTS:
416 info->mode = EV_DOCUMENT_MODE_USE_ATTACHMENTS;
422 if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_TOOLBAR) {
423 info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_TOOLBAR;
425 if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_MENUBAR) {
426 info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_MENUBAR;
428 if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_WINDOWUI) {
429 info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_WINDOWUI;
431 if (view_prefs & POPPLER_VIEWER_PREFERENCES_FIT_WINDOW) {
432 info->ui_hints |= EV_DOCUMENT_UI_HINT_FIT_WINDOW;
434 if (view_prefs & POPPLER_VIEWER_PREFERENCES_CENTER_WINDOW) {
435 info->ui_hints |= EV_DOCUMENT_UI_HINT_CENTER_WINDOW;
437 if (view_prefs & POPPLER_VIEWER_PREFERENCES_DISPLAY_DOC_TITLE) {
438 info->ui_hints |= EV_DOCUMENT_UI_HINT_DISPLAY_DOC_TITLE;
440 if (view_prefs & POPPLER_VIEWER_PREFERENCES_DIRECTION_RTL) {
441 info->ui_hints |= EV_DOCUMENT_UI_HINT_DIRECTION_RTL;
444 info->permissions = 0;
445 if (permissions & POPPLER_PERMISSIONS_OK_TO_PRINT) {
446 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_PRINT;
448 if (permissions & POPPLER_PERMISSIONS_OK_TO_MODIFY) {
449 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_MODIFY;
451 if (permissions & POPPLER_PERMISSIONS_OK_TO_COPY) {
452 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_COPY;
454 if (permissions & POPPLER_PERMISSIONS_OK_TO_ADD_NOTES) {
455 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_ADD_NOTES;
458 info->n_pages = ev_document_get_n_pages (document);
460 if (ev_document_security_has_document_security (EV_DOCUMENT_SECURITY (document))) {
461 /* translators: this is the document security state */
462 info->security = g_strdup (_("Yes"));
464 /* translators: this is the document security state */
465 info->security = g_strdup (_("No"));
472 pdf_document_get_text (EvDocument *document, int page, EvRectangle *rect)
474 PdfDocument *pdf_document = PDF_DOCUMENT (document);
475 PopplerPage *poppler_page;
479 poppler_page = poppler_document_get_page (pdf_document->document, page);
480 g_return_val_if_fail (poppler_page != NULL, NULL);
482 poppler_page_get_size (poppler_page, NULL, &height);
484 r.y1 = height - rect->y2;
486 r.y2 = height - rect->y1;
488 return poppler_page_get_text (poppler_page, &r);
492 pdf_document_set_orientation (EvDocument *document, EvOrientation orientation)
494 PdfDocument *pdf_document = PDF_DOCUMENT (document);
495 PopplerOrientation poppler_orientation;
497 switch (orientation) {
498 case EV_ORIENTATION_DOCUMENT:
499 poppler_orientation = POPPLER_ORIENTATION_DOCUMENT;
501 case EV_ORIENTATION_PORTRAIT:
502 poppler_orientation = POPPLER_ORIENTATION_PORTRAIT;
504 case EV_ORIENTATION_LANDSCAPE:
505 poppler_orientation = POPPLER_ORIENTATION_LANDSCAPE;
507 case EV_ORIENTATION_UPSIDEDOWN:
508 poppler_orientation = POPPLER_ORIENTATION_UPSIDEDOWN;
510 case EV_ORIENTATION_SEASCAPE:
511 poppler_orientation = POPPLER_ORIENTATION_SEASCAPE;
515 pdf_document->orientation = poppler_orientation;
519 pdf_document_document_iface_init (EvDocumentIface *iface)
521 iface->save = pdf_document_save;
522 iface->load = pdf_document_load;
523 iface->get_n_pages = pdf_document_get_n_pages;
524 iface->get_page_size = pdf_document_get_page_size;
525 iface->get_page_label = pdf_document_get_page_label;
526 iface->get_links = pdf_document_get_links;
527 iface->render_pixbuf = pdf_document_render_pixbuf;
528 iface->get_text = pdf_document_get_text;
529 iface->can_get_text = pdf_document_can_get_text;
530 iface->get_info = pdf_document_get_info;
531 iface->set_orientation = pdf_document_set_orientation;
535 pdf_document_security_iface_init (EvDocumentSecurityIface *iface)
537 iface->has_document_security = pdf_document_has_document_security;
538 iface->set_password = pdf_document_set_password;
542 pdf_document_fonts_get_progress (EvDocumentFonts *document_fonts)
544 PdfDocument *pdf_document = PDF_DOCUMENT (document_fonts);
547 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document));
549 return (double)pdf_document->fonts_scanned_pages / (double)n_pages;
553 pdf_document_fonts_scan (EvDocumentFonts *document_fonts,
556 PdfDocument *pdf_document = PDF_DOCUMENT (document_fonts);
559 g_return_val_if_fail (PDF_IS_DOCUMENT (document_fonts), FALSE);
561 if (pdf_document->font_info == NULL) {
562 pdf_document->font_info = poppler_font_info_new (pdf_document->document);
565 if (pdf_document->fonts_iter) {
566 poppler_fonts_iter_free (pdf_document->fonts_iter);
569 pdf_document->fonts_scanned_pages += n_pages;
571 result = poppler_font_info_scan (pdf_document->font_info, n_pages,
572 &pdf_document->fonts_iter);
574 pdf_document->fonts_scanned_pages = 0;
575 poppler_font_info_free (pdf_document->font_info);
576 pdf_document->font_info = NULL;
583 pdf_document_fonts_fill_model (EvDocumentFonts *document_fonts,
586 PdfDocument *pdf_document = PDF_DOCUMENT (document_fonts);
587 PopplerFontsIter *iter = pdf_document->fonts_iter;
589 g_return_if_fail (PDF_IS_DOCUMENT (document_fonts));
593 GtkTreeIter list_iter;
594 PopplerIndexIter *child;
597 name = poppler_fonts_iter_get_name (iter);
598 gtk_list_store_append (GTK_LIST_STORE (model), &list_iter);
599 gtk_list_store_set (GTK_LIST_STORE (model), &list_iter,
600 EV_DOCUMENT_FONTS_COLUMN_NAME, name,
602 } while (poppler_fonts_iter_next (iter));
607 pdf_document_document_fonts_iface_init (EvDocumentFontsIface *iface)
609 iface->fill_model = pdf_document_fonts_fill_model;
610 iface->scan = pdf_document_fonts_scan;
611 iface->get_progress = pdf_document_fonts_get_progress;
615 pdf_document_links_has_document_links (EvDocumentLinks *document_links)
617 PdfDocument *pdf_document = PDF_DOCUMENT (document_links);
618 PopplerIndexIter *iter;
620 g_return_val_if_fail (PDF_IS_DOCUMENT (document_links), FALSE);
622 iter = poppler_index_iter_new (pdf_document->document);
625 poppler_index_iter_free (iter);
631 ev_link_from_action (PopplerAction *action)
636 title = action->any.title;
638 if (action->type == POPPLER_ACTION_GOTO_DEST) {
639 link = ev_link_new_page (title, action->goto_dest.dest->page_num - 1);
640 } else if (action->type == POPPLER_ACTION_URI) {
641 link = ev_link_new_external (title, action->uri.uri);
643 link = ev_link_new_title (title);
650 build_tree (PdfDocument *pdf_document,
653 PopplerIndexIter *iter)
657 GtkTreeIter tree_iter;
658 PopplerIndexIter *child;
659 PopplerAction *action;
663 action = poppler_index_iter_get_action (iter);
664 #ifdef POPPLER_LINK_IS_OPEN
665 expand = poppler_index_iter_is_open (iter);
670 gtk_tree_store_append (GTK_TREE_STORE (model), &tree_iter, parent);
671 link = ev_link_from_action (action);
672 poppler_action_free (action);
674 gtk_tree_store_set (GTK_TREE_STORE (model), &tree_iter,
675 EV_DOCUMENT_LINKS_COLUMN_MARKUP, ev_link_get_title (link),
676 EV_DOCUMENT_LINKS_COLUMN_LINK, link,
677 EV_DOCUMENT_LINKS_COLUMN_EXPAND, expand,
679 child = poppler_index_iter_get_child (iter);
681 build_tree (pdf_document, model, &tree_iter, child);
682 poppler_index_iter_free (child);
684 } while (poppler_index_iter_next (iter));
688 static GtkTreeModel *
689 pdf_document_links_get_links_model (EvDocumentLinks *document_links)
691 PdfDocument *pdf_document = PDF_DOCUMENT (document_links);
692 GtkTreeModel *model = NULL;
693 PopplerIndexIter *iter;
695 g_return_val_if_fail (PDF_IS_DOCUMENT (document_links), NULL);
697 iter = poppler_index_iter_new (pdf_document->document);
698 /* Create the model if we have items*/
700 model = (GtkTreeModel *) gtk_tree_store_new (EV_DOCUMENT_LINKS_COLUMN_NUM_COLUMNS,
704 build_tree (pdf_document, model, NULL, iter);
705 poppler_index_iter_free (iter);
712 pdf_document_document_links_iface_init (EvDocumentLinksIface *iface)
714 iface->has_document_links = pdf_document_links_has_document_links;
715 iface->get_links_model = pdf_document_links_get_links_model;
719 make_thumbnail_for_size (PdfDocument *pdf_document,
724 PopplerPage *poppler_page;
727 int x_offset, y_offset;
729 gdouble unscaled_width, unscaled_height;
731 poppler_page = poppler_document_get_page (pdf_document->document, page);
733 g_return_val_if_fail (poppler_page != NULL, NULL);
735 pdf_document_thumbnails_get_dimensions (EV_DOCUMENT_THUMBNAILS (pdf_document), page, size, &width, &height);
736 poppler_page_get_size (poppler_page, &unscaled_width, &unscaled_height);
737 scale = width / unscaled_width;
740 pixbuf = ev_document_misc_get_thumbnail_frame (width, height, NULL);
744 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
746 gdk_pixbuf_fill (pixbuf, 0xffffffff);
751 poppler_page_render_to_pixbuf (poppler_page, 0, 0,
760 pdf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document_thumbnails,
765 PdfDocument *pdf_document;
766 PopplerPage *poppler_page;
769 pdf_document = PDF_DOCUMENT (document_thumbnails);
771 poppler_page = poppler_document_get_page (pdf_document->document, page);
772 g_return_val_if_fail (poppler_page != NULL, NULL);
774 pixbuf = poppler_page_get_thumbnail (poppler_page);
775 if (pixbuf != NULL) {
776 /* The document provides its own thumbnails. */
778 GdkPixbuf *real_pixbuf;
780 real_pixbuf = ev_document_misc_get_thumbnail_frame (-1, -1, pixbuf);
781 g_object_unref (pixbuf);
782 pixbuf = real_pixbuf;
785 /* There is no provided thumbnail. We need to make one. */
786 pixbuf = make_thumbnail_for_size (pdf_document, page, size, border);
792 pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnails,
798 PdfDocument *pdf_document;
799 PopplerPage *poppler_page;
802 pdf_document = PDF_DOCUMENT (document_thumbnails);
803 poppler_page = poppler_document_get_page (pdf_document->document, page);
805 g_return_if_fail (width != NULL);
806 g_return_if_fail (height != NULL);
807 g_return_if_fail (poppler_page != NULL);
809 has_thumb = poppler_page_get_thumbnail_size (poppler_page, width, height);
812 double page_width, page_height;
814 poppler_page_get_size (poppler_page, &page_width, &page_height);
815 if (page_width > page_height) {
817 *height = (int) (size * page_height / page_width);
819 *width = (int) (size * page_width / page_height);
826 pdf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface)
828 iface->get_thumbnail = pdf_document_thumbnails_get_thumbnail;
829 iface->get_dimensions = pdf_document_thumbnails_get_dimensions;
834 pdf_document_search_idle_callback (void *data)
836 PdfDocumentSearch *search = (PdfDocumentSearch*) data;
837 PdfDocument *pdf_document = search->document;
842 page = poppler_document_get_page (search->document->document,
843 search->search_page);
845 ev_document_doc_mutex_lock ();
846 matches = poppler_page_find_text (page, search->text);
847 ev_document_doc_mutex_unlock ();
849 search->pages[search->search_page] = matches;
850 ev_document_find_changed (EV_DOCUMENT_FIND (pdf_document),
851 search->search_page);
853 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (search->document));
854 search->search_page += 1;
855 if (search->search_page == n_pages) {
857 search->search_page = 0;
860 if (search->search_page != search->start_page) {
865 search->idle = 0; /* will return FALSE to remove */
870 static PdfDocumentSearch *
871 pdf_document_search_new (PdfDocument *pdf_document,
875 PdfDocumentSearch *search;
879 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document));
881 search = g_new0 (PdfDocumentSearch, 1);
883 search->text = g_strdup (text);
884 search->pages = g_new0 (GList *, n_pages);
885 for (i = 0; i < n_pages; i++) {
886 search->pages[i] = NULL;
889 search->document = pdf_document;
891 /* We add at low priority so the progress bar repaints */
892 search->idle = g_idle_add_full (G_PRIORITY_LOW,
893 pdf_document_search_idle_callback,
897 search->start_page = start_page;
898 search->search_page = start_page;
904 pdf_document_search_free (PdfDocumentSearch *search)
906 PdfDocument *pdf_document = search->document;
910 if (search->idle != 0)
911 g_source_remove (search->idle);
913 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document));
914 for (i = 0; i < n_pages; i++) {
915 g_list_foreach (search->pages[i], (GFunc) g_free, NULL);
916 g_list_free (search->pages[i]);
919 g_free (search->text);
923 pdf_document_find_begin (EvDocumentFind *document,
925 const char *search_string,
926 gboolean case_sensitive)
928 PdfDocument *pdf_document = PDF_DOCUMENT (document);
930 /* FIXME handle case_sensitive (right now XPDF
931 * code is always case insensitive for ASCII
932 * and case sensitive for all other languaages)
935 if (pdf_document->search &&
936 strcmp (search_string, pdf_document->search->text) == 0)
939 if (pdf_document->search)
940 pdf_document_search_free (pdf_document->search);
942 pdf_document->search = pdf_document_search_new (pdf_document,
948 pdf_document_find_get_n_results (EvDocumentFind *document_find, int page)
950 PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search;
953 return g_list_length (search->pages[page]);
960 pdf_document_find_get_result (EvDocumentFind *document_find,
963 EvRectangle *rectangle)
965 PdfDocument *pdf_document = PDF_DOCUMENT (document_find);
966 PdfDocumentSearch *search = pdf_document->search;
967 PopplerPage *poppler_page;
974 r = (PopplerRectangle *) g_list_nth_data (search->pages[page],
979 poppler_page = poppler_document_get_page (pdf_document->document, page);
980 poppler_page_get_size (poppler_page, NULL, &height);
981 rectangle->x1 = r->x1;
982 rectangle->y1 = height - r->y2;
983 rectangle->x2 = r->x2;
984 rectangle->y2 = height - r->y1;
990 pdf_document_find_page_has_results (EvDocumentFind *document_find,
993 PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search;
995 g_return_val_if_fail (search != NULL, FALSE);
997 return search->pages[page] != NULL;
1001 pdf_document_find_get_progress (EvDocumentFind *document_find)
1003 PdfDocumentSearch *search;
1004 int n_pages, pages_done;
1006 search = PDF_DOCUMENT (document_find)->search;
1008 if (search == NULL) {
1012 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (document_find));
1013 if (search->search_page > search->start_page) {
1014 pages_done = search->search_page - search->start_page + 1;
1015 } else if (search->search_page == search->start_page) {
1016 pages_done = n_pages;
1018 pages_done = n_pages - search->start_page + search->search_page;
1021 return pages_done / (double) n_pages;
1025 pdf_document_find_cancel (EvDocumentFind *document)
1027 PdfDocument *pdf_document = PDF_DOCUMENT (document);
1029 if (pdf_document->search) {
1030 pdf_document_search_free (pdf_document->search);
1031 pdf_document->search = NULL;
1036 pdf_document_find_iface_init (EvDocumentFindIface *iface)
1038 iface->begin = pdf_document_find_begin;
1039 iface->get_n_results = pdf_document_find_get_n_results;
1040 iface->get_result = pdf_document_find_get_result;
1041 iface->page_has_results = pdf_document_find_page_has_results;
1042 iface->get_progress = pdf_document_find_get_progress;
1043 iface->cancel = pdf_document_find_cancel;
1047 pdf_document_ps_exporter_begin (EvPSExporter *exporter, const char *filename,
1048 int first_page, int last_page)
1050 PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
1052 pdf_document->ps_file = poppler_ps_file_new (pdf_document->document, filename,
1054 last_page - first_page + 1);
1058 pdf_document_ps_exporter_do_page (EvPSExporter *exporter, int page)
1060 PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
1061 PopplerPage *poppler_page;
1063 g_return_if_fail (pdf_document->ps_file != NULL);
1065 poppler_page = poppler_document_get_page (pdf_document->document, page);
1066 poppler_page_render_to_ps (poppler_page, pdf_document->ps_file);
1070 pdf_document_ps_exporter_end (EvPSExporter *exporter)
1072 PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
1074 poppler_ps_file_free (pdf_document->ps_file);
1075 pdf_document->ps_file = NULL;
1079 pdf_document_ps_exporter_iface_init (EvPSExporterIface *iface)
1081 iface->begin = pdf_document_ps_exporter_begin;
1082 iface->do_page = pdf_document_ps_exporter_do_page;
1083 iface->end = pdf_document_ps_exporter_end;
1087 pdf_document_new (void)
1089 return PDF_DOCUMENT (g_object_new (PDF_TYPE_DOCUMENT, NULL));