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"
36 #include "ev-selection.h"
39 PdfDocument *document;
47 struct _PdfDocumentClass
49 GObjectClass parent_class;
54 GObject parent_instance;
56 PopplerDocument *document;
57 PopplerPSFile *ps_file;
60 PopplerFontInfo *font_info;
61 PopplerFontsIter *fonts_iter;
62 int fonts_scanned_pages;
64 PdfDocumentSearch *search;
67 static void pdf_document_document_iface_init (EvDocumentIface *iface);
68 static void pdf_document_security_iface_init (EvDocumentSecurityIface *iface);
69 static void pdf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface);
70 static void pdf_document_document_links_iface_init (EvDocumentLinksIface *iface);
71 static void pdf_document_document_fonts_iface_init (EvDocumentFontsIface *iface);
72 static void pdf_document_find_iface_init (EvDocumentFindIface *iface);
73 static void pdf_document_ps_exporter_iface_init (EvPSExporterIface *iface);
74 static void pdf_selection_iface_init (EvSelectionIface *iface);
75 static void pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnails,
80 static int pdf_document_get_n_pages (EvDocument *document);
82 static EvLink * ev_link_from_action (PopplerAction *action);
83 static void pdf_document_search_free (PdfDocumentSearch *search);
86 G_DEFINE_TYPE_WITH_CODE (PdfDocument, pdf_document, G_TYPE_OBJECT,
88 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT,
89 pdf_document_document_iface_init);
90 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_SECURITY,
91 pdf_document_security_iface_init);
92 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS,
93 pdf_document_document_thumbnails_iface_init);
94 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_LINKS,
95 pdf_document_document_links_iface_init);
96 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_FONTS,
97 pdf_document_document_fonts_iface_init);
98 G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_FIND,
99 pdf_document_find_iface_init);
100 G_IMPLEMENT_INTERFACE (EV_TYPE_PS_EXPORTER,
101 pdf_document_ps_exporter_iface_init);
102 G_IMPLEMENT_INTERFACE (EV_TYPE_SELECTION,
103 pdf_selection_iface_init);
108 set_rc_data (PdfDocument *pdf_document,
111 if (rc->data == NULL) {
112 rc->data = poppler_document_get_page (pdf_document->document,
114 rc->destroy = g_object_unref;
116 g_assert (rc->page == poppler_page_get_index (POPPLER_PAGE (rc->data)));
121 pdf_document_search_free (PdfDocumentSearch *search)
123 PdfDocument *pdf_document = search->document;
127 if (search->idle != 0)
128 g_source_remove (search->idle);
130 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document));
131 for (i = 0; i < n_pages; i++) {
132 g_list_foreach (search->pages[i], (GFunc) g_free, NULL);
133 g_list_free (search->pages[i]);
136 g_free (search->text);
140 pdf_document_dispose (GObject *object)
142 PdfDocument *pdf_document = PDF_DOCUMENT(object);
144 if (pdf_document->search) {
145 pdf_document_search_free (pdf_document->search);
146 pdf_document->search = NULL;
149 if (pdf_document->document) {
150 g_object_unref (pdf_document->document);
153 if (pdf_document->font_info) {
154 poppler_font_info_free (pdf_document->font_info);
157 if (pdf_document->fonts_iter) {
158 poppler_fonts_iter_free (pdf_document->fonts_iter);
163 pdf_document_class_init (PdfDocumentClass *klass)
165 GObjectClass *g_object_class = G_OBJECT_CLASS (klass);
167 g_object_class->dispose = pdf_document_dispose;
171 pdf_document_init (PdfDocument *pdf_document)
173 pdf_document->password = NULL;
177 convert_error (GError *poppler_error,
180 if (poppler_error == NULL)
183 if (poppler_error->domain == POPPLER_ERROR) {
184 /* convert poppler errors into EvDocument errors */
185 gint code = EV_DOCUMENT_ERROR_INVALID;
186 if (poppler_error->code == POPPLER_ERROR_INVALID)
187 code = EV_DOCUMENT_ERROR_INVALID;
188 else if (poppler_error->code == POPPLER_ERROR_ENCRYPTED)
189 code = EV_DOCUMENT_ERROR_ENCRYPTED;
195 poppler_error->message,
198 g_propagate_error (error, poppler_error);
205 pdf_document_save (EvDocument *document,
210 GError *poppler_error = NULL;
212 retval = poppler_document_save (PDF_DOCUMENT (document)->document,
216 convert_error (poppler_error, error);
222 pdf_document_load (EvDocument *document,
226 GError *poppler_error = NULL;
227 PdfDocument *pdf_document = PDF_DOCUMENT (document);
229 pdf_document->document =
230 poppler_document_new_from_file (uri, pdf_document->password, &poppler_error);
232 if (pdf_document->document == NULL) {
233 convert_error (poppler_error, error);
241 pdf_document_get_n_pages (EvDocument *document)
243 return poppler_document_get_n_pages (PDF_DOCUMENT (document)->document);
247 set_page_orientation (PdfDocument *pdf_document, PopplerPage *page, int rotation)
249 PopplerOrientation orientation;
252 orientation = poppler_page_get_orientation (page);
255 if (orientation == POPPLER_ORIENTATION_PORTRAIT) {
256 orientation = POPPLER_ORIENTATION_LANDSCAPE;
257 } else if (orientation == POPPLER_ORIENTATION_LANDSCAPE) {
258 orientation = POPPLER_ORIENTATION_UPSIDEDOWN;
259 } else if (orientation == POPPLER_ORIENTATION_UPSIDEDOWN) {
260 orientation = POPPLER_ORIENTATION_SEASCAPE;
262 orientation = POPPLER_ORIENTATION_PORTRAIT;
267 poppler_page_set_orientation (page, orientation);
271 pdf_document_get_page_size (EvDocument *document,
276 PdfDocument *pdf_document = PDF_DOCUMENT (document);
277 PopplerPage *poppler_page;
279 poppler_page = poppler_document_get_page (pdf_document->document, page);
280 poppler_page_get_size (poppler_page, width, height);
281 g_object_unref (poppler_page);
285 pdf_document_get_page_label (EvDocument *document,
288 PopplerPage *poppler_page;
291 poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document,
294 g_object_get (G_OBJECT (poppler_page),
297 g_object_unref (poppler_page);
303 pdf_document_get_links (EvDocument *document,
306 PdfDocument *pdf_document;
307 PopplerPage *poppler_page;
308 GList *retval = NULL;
313 pdf_document = PDF_DOCUMENT (document);
314 poppler_page = poppler_document_get_page (pdf_document->document,
316 mapping_list = poppler_page_get_link_mapping (poppler_page);
317 poppler_page_get_size (poppler_page, NULL, &height);
319 for (list = mapping_list; list; list = list->next) {
320 PopplerLinkMapping *link_mapping;
321 EvLinkMapping *ev_link_mapping;
323 link_mapping = (PopplerLinkMapping *)list->data;
324 ev_link_mapping = g_new (EvLinkMapping, 1);
325 ev_link_mapping->link = ev_link_from_action (link_mapping->action);
326 ev_link_mapping->x1 = link_mapping->area.x1;
327 ev_link_mapping->x2 = link_mapping->area.x2;
328 /* Invert this for X-style coordinates */
329 ev_link_mapping->y1 = height - link_mapping->area.y2;
330 ev_link_mapping->y2 = height - link_mapping->area.y1;
332 retval = g_list_prepend (retval, ev_link_mapping);
335 poppler_page_free_link_mapping (mapping_list);
336 g_object_unref (poppler_page);
338 return g_list_reverse (retval);
343 pdf_document_render_pixbuf (EvDocument *document,
346 PdfDocument *pdf_document;
348 double width_points, height_points;
351 pdf_document = PDF_DOCUMENT (document);
353 set_rc_data (pdf_document, rc);
354 set_page_orientation (pdf_document, POPPLER_PAGE (rc->data), rc->rotation);
356 poppler_page_get_size (POPPLER_PAGE (rc->data), &width_points, &height_points);
357 width = (int) ((width_points * rc->scale) + 0.5);
358 height = (int) ((height_points * rc->scale) + 0.5);
360 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB,
364 poppler_page_render_to_pixbuf (POPPLER_PAGE (rc->data),
374 /* EvDocumentSecurity */
377 pdf_document_has_document_security (EvDocumentSecurity *document_security)
379 /* FIXME: do we really need to have this? */
384 pdf_document_set_password (EvDocumentSecurity *document_security,
385 const char *password)
387 PdfDocument *document = PDF_DOCUMENT (document_security);
389 if (document->password)
390 g_free (document->password);
392 document->password = g_strdup (password);
396 pdf_document_can_get_text (EvDocument *document)
401 static EvDocumentInfo *
402 pdf_document_get_info (EvDocument *document)
404 EvDocumentInfo *info;
405 PopplerPageLayout layout;
406 PopplerPageMode mode;
407 PopplerViewerPreferences view_prefs;
408 PopplerPermissions permissions;
410 info = g_new0 (EvDocumentInfo, 1);
412 info->fields_mask = EV_DOCUMENT_INFO_TITLE |
413 EV_DOCUMENT_INFO_FORMAT |
414 EV_DOCUMENT_INFO_AUTHOR |
415 EV_DOCUMENT_INFO_SUBJECT |
416 EV_DOCUMENT_INFO_KEYWORDS |
417 EV_DOCUMENT_INFO_LAYOUT |
418 EV_DOCUMENT_INFO_START_MODE |
419 EV_DOCUMENT_INFO_PERMISSIONS |
420 EV_DOCUMENT_INFO_UI_HINTS |
421 EV_DOCUMENT_INFO_CREATOR |
422 EV_DOCUMENT_INFO_PRODUCER |
423 EV_DOCUMENT_INFO_CREATION_DATE |
424 EV_DOCUMENT_INFO_MOD_DATE |
425 EV_DOCUMENT_INFO_LINEARIZED |
426 EV_DOCUMENT_INFO_N_PAGES |
427 EV_DOCUMENT_INFO_SECURITY;
430 g_object_get (PDF_DOCUMENT (document)->document,
431 "title", &(info->title),
432 "format", &(info->format),
433 "author", &(info->author),
434 "subject", &(info->subject),
435 "keywords", &(info->keywords),
437 "page-layout", &layout,
438 "viewer-preferences", &view_prefs,
439 "permissions", &permissions,
440 "creator", &(info->creator),
441 "producer", &(info->producer),
442 "creation-date", &(info->creation_date),
443 "mod-date", &(info->modified_date),
444 "linearized", &(info->linearized),
448 case POPPLER_PAGE_LAYOUT_SINGLE_PAGE:
449 info->layout = EV_DOCUMENT_LAYOUT_SINGLE_PAGE;
451 case POPPLER_PAGE_LAYOUT_ONE_COLUMN:
452 info->layout = EV_DOCUMENT_LAYOUT_ONE_COLUMN;
454 case POPPLER_PAGE_LAYOUT_TWO_COLUMN_LEFT:
455 info->layout = EV_DOCUMENT_LAYOUT_TWO_COLUMN_LEFT;
457 case POPPLER_PAGE_LAYOUT_TWO_COLUMN_RIGHT:
458 info->layout = EV_DOCUMENT_LAYOUT_TWO_COLUMN_RIGHT;
459 case POPPLER_PAGE_LAYOUT_TWO_PAGE_LEFT:
460 info->layout = EV_DOCUMENT_LAYOUT_TWO_PAGE_LEFT;
462 case POPPLER_PAGE_LAYOUT_TWO_PAGE_RIGHT:
463 info->layout = EV_DOCUMENT_LAYOUT_TWO_PAGE_RIGHT;
470 case POPPLER_PAGE_MODE_NONE:
471 info->mode = EV_DOCUMENT_MODE_NONE;
473 case POPPLER_PAGE_MODE_USE_THUMBS:
474 info->mode = EV_DOCUMENT_MODE_USE_THUMBS;
476 case POPPLER_PAGE_MODE_USE_OC:
477 info->mode = EV_DOCUMENT_MODE_USE_OC;
479 case POPPLER_PAGE_MODE_FULL_SCREEN:
480 info->mode = EV_DOCUMENT_MODE_FULL_SCREEN;
482 case POPPLER_PAGE_MODE_USE_ATTACHMENTS:
483 info->mode = EV_DOCUMENT_MODE_USE_ATTACHMENTS;
489 if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_TOOLBAR) {
490 info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_TOOLBAR;
492 if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_MENUBAR) {
493 info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_MENUBAR;
495 if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_WINDOWUI) {
496 info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_WINDOWUI;
498 if (view_prefs & POPPLER_VIEWER_PREFERENCES_FIT_WINDOW) {
499 info->ui_hints |= EV_DOCUMENT_UI_HINT_FIT_WINDOW;
501 if (view_prefs & POPPLER_VIEWER_PREFERENCES_CENTER_WINDOW) {
502 info->ui_hints |= EV_DOCUMENT_UI_HINT_CENTER_WINDOW;
504 if (view_prefs & POPPLER_VIEWER_PREFERENCES_DISPLAY_DOC_TITLE) {
505 info->ui_hints |= EV_DOCUMENT_UI_HINT_DISPLAY_DOC_TITLE;
507 if (view_prefs & POPPLER_VIEWER_PREFERENCES_DIRECTION_RTL) {
508 info->ui_hints |= EV_DOCUMENT_UI_HINT_DIRECTION_RTL;
511 info->permissions = 0;
512 if (permissions & POPPLER_PERMISSIONS_OK_TO_PRINT) {
513 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_PRINT;
515 if (permissions & POPPLER_PERMISSIONS_OK_TO_MODIFY) {
516 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_MODIFY;
518 if (permissions & POPPLER_PERMISSIONS_OK_TO_COPY) {
519 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_COPY;
521 if (permissions & POPPLER_PERMISSIONS_OK_TO_ADD_NOTES) {
522 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_ADD_NOTES;
525 info->n_pages = ev_document_get_n_pages (document);
527 if (ev_document_security_has_document_security (EV_DOCUMENT_SECURITY (document))) {
528 /* translators: this is the document security state */
529 info->security = g_strdup (_("Yes"));
531 /* translators: this is the document security state */
532 info->security = g_strdup (_("No"));
539 pdf_document_get_text (EvDocument *document, int page, EvRectangle *rect)
541 PdfDocument *pdf_document = PDF_DOCUMENT (document);
542 PopplerPage *poppler_page;
547 poppler_page = poppler_document_get_page (pdf_document->document, page);
548 g_return_val_if_fail (poppler_page != NULL, NULL);
550 poppler_page_get_size (poppler_page, NULL, &height);
552 r.y1 = height - rect->y2;
554 r.y2 = height - rect->y1;
556 text = poppler_page_get_text (poppler_page, &r);
558 g_object_unref (poppler_page);
564 pdf_document_document_iface_init (EvDocumentIface *iface)
566 iface->save = pdf_document_save;
567 iface->load = pdf_document_load;
568 iface->get_n_pages = pdf_document_get_n_pages;
569 iface->get_page_size = pdf_document_get_page_size;
570 iface->get_page_label = pdf_document_get_page_label;
571 iface->get_links = pdf_document_get_links;
572 iface->render_pixbuf = pdf_document_render_pixbuf;
573 iface->get_text = pdf_document_get_text;
574 iface->can_get_text = pdf_document_can_get_text;
575 iface->get_info = pdf_document_get_info;
579 pdf_document_security_iface_init (EvDocumentSecurityIface *iface)
581 iface->has_document_security = pdf_document_has_document_security;
582 iface->set_password = pdf_document_set_password;
586 pdf_document_fonts_get_progress (EvDocumentFonts *document_fonts)
588 PdfDocument *pdf_document = PDF_DOCUMENT (document_fonts);
591 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document));
593 return (double)pdf_document->fonts_scanned_pages / (double)n_pages;
597 pdf_document_fonts_scan (EvDocumentFonts *document_fonts,
600 PdfDocument *pdf_document = PDF_DOCUMENT (document_fonts);
603 g_return_val_if_fail (PDF_IS_DOCUMENT (document_fonts), FALSE);
605 if (pdf_document->font_info == NULL) {
606 pdf_document->font_info = poppler_font_info_new (pdf_document->document);
609 if (pdf_document->fonts_iter) {
610 poppler_fonts_iter_free (pdf_document->fonts_iter);
613 pdf_document->fonts_scanned_pages += n_pages;
615 result = poppler_font_info_scan (pdf_document->font_info, n_pages,
616 &pdf_document->fonts_iter);
618 pdf_document->fonts_scanned_pages = 0;
619 poppler_font_info_free (pdf_document->font_info);
620 pdf_document->font_info = NULL;
627 font_type_to_string (PopplerFontType type)
631 case POPPLER_FONT_TYPE_TYPE1:
633 case POPPLER_FONT_TYPE_TYPE1C:
635 case POPPLER_FONT_TYPE_TYPE3:
637 case POPPLER_FONT_TYPE_TRUETYPE:
638 return _("TrueType");
639 case POPPLER_FONT_TYPE_CID_TYPE0:
640 return _("Type 1 (CID)");
641 case POPPLER_FONT_TYPE_CID_TYPE0C:
642 return _("Type 1C (CID)");
643 case POPPLER_FONT_TYPE_CID_TYPE2:
644 return _("TrueType (CID)");
646 return _("Unknown font type");
651 pdf_document_fonts_fill_model (EvDocumentFonts *document_fonts,
654 PdfDocument *pdf_document = PDF_DOCUMENT (document_fonts);
655 PopplerFontsIter *iter = pdf_document->fonts_iter;
657 g_return_if_fail (PDF_IS_DOCUMENT (document_fonts));
663 GtkTreeIter list_iter;
666 const char *embedded;
669 name = poppler_fonts_iter_get_name (iter);
675 type = font_type_to_string (
676 poppler_fonts_iter_get_font_type (iter));
678 if (poppler_fonts_iter_is_embedded (iter)) {
679 if (poppler_fonts_iter_is_subset (iter))
680 embedded = _("Embedded subset");
682 embedded = _("Embedded");
684 embedded = _("Not embedded");
687 details = g_markup_printf_escaped ("%s\n%s", type, embedded);
689 gtk_list_store_append (GTK_LIST_STORE (model), &list_iter);
690 gtk_list_store_set (GTK_LIST_STORE (model), &list_iter,
691 EV_DOCUMENT_FONTS_COLUMN_NAME, name,
692 EV_DOCUMENT_FONTS_COLUMN_DETAILS, details,
696 } while (poppler_fonts_iter_next (iter));
700 pdf_document_document_fonts_iface_init (EvDocumentFontsIface *iface)
702 iface->fill_model = pdf_document_fonts_fill_model;
703 iface->scan = pdf_document_fonts_scan;
704 iface->get_progress = pdf_document_fonts_get_progress;
708 pdf_document_links_has_document_links (EvDocumentLinks *document_links)
710 PdfDocument *pdf_document = PDF_DOCUMENT (document_links);
711 PopplerIndexIter *iter;
713 g_return_val_if_fail (PDF_IS_DOCUMENT (document_links), FALSE);
715 iter = poppler_index_iter_new (pdf_document->document);
718 poppler_index_iter_free (iter);
724 ev_link_from_action (PopplerAction *action)
729 title = action->any.title;
731 if (action->type == POPPLER_ACTION_GOTO_DEST) {
732 link = ev_link_new_page (title, action->goto_dest.dest->page_num - 1);
733 } else if (action->type == POPPLER_ACTION_URI) {
734 link = ev_link_new_external (title, action->uri.uri);
736 link = ev_link_new_title (title);
743 build_tree (PdfDocument *pdf_document,
746 PopplerIndexIter *iter)
750 GtkTreeIter tree_iter;
751 PopplerIndexIter *child;
752 PopplerAction *action;
756 action = poppler_index_iter_get_action (iter);
757 expand = poppler_index_iter_is_open (iter);
759 gtk_tree_store_append (GTK_TREE_STORE (model), &tree_iter, parent);
760 link = ev_link_from_action (action);
761 poppler_action_free (action);
763 gtk_tree_store_set (GTK_TREE_STORE (model), &tree_iter,
764 EV_DOCUMENT_LINKS_COLUMN_MARKUP, ev_link_get_title (link),
765 EV_DOCUMENT_LINKS_COLUMN_LINK, link,
766 EV_DOCUMENT_LINKS_COLUMN_EXPAND, expand,
768 g_object_unref (link);
769 child = poppler_index_iter_get_child (iter);
771 build_tree (pdf_document, model, &tree_iter, child);
772 poppler_index_iter_free (child);
774 } while (poppler_index_iter_next (iter));
778 static GtkTreeModel *
779 pdf_document_links_get_links_model (EvDocumentLinks *document_links)
781 PdfDocument *pdf_document = PDF_DOCUMENT (document_links);
782 GtkTreeModel *model = NULL;
783 PopplerIndexIter *iter;
785 g_return_val_if_fail (PDF_IS_DOCUMENT (document_links), NULL);
787 iter = poppler_index_iter_new (pdf_document->document);
788 /* Create the model if we have items*/
790 model = (GtkTreeModel *) gtk_tree_store_new (EV_DOCUMENT_LINKS_COLUMN_NUM_COLUMNS,
794 build_tree (pdf_document, model, NULL, iter);
795 poppler_index_iter_free (iter);
802 pdf_document_document_links_iface_init (EvDocumentLinksIface *iface)
804 iface->has_document_links = pdf_document_links_has_document_links;
805 iface->get_links_model = pdf_document_links_get_links_model;
809 make_thumbnail_for_size (PdfDocument *pdf_document,
815 PopplerPage *poppler_page;
816 GdkPixbuf *pixbuf, *sub_pixbuf;
819 gdouble unscaled_width, unscaled_height;
821 poppler_page = poppler_document_get_page (pdf_document->document, page);
822 set_page_orientation (pdf_document, poppler_page, rotation);
823 g_return_val_if_fail (poppler_page != NULL, NULL);
825 pdf_document_thumbnails_get_dimensions (EV_DOCUMENT_THUMBNAILS (pdf_document), page,
826 size, &width, &height);
827 poppler_page_get_size (poppler_page, &unscaled_width, &unscaled_height);
828 scale = width / unscaled_width;
831 pixbuf = ev_document_misc_get_thumbnail_frame (width, height, NULL);
833 sub_pixbuf = gdk_pixbuf_new_subpixbuf (pixbuf,
835 width - 1, height - 1);
837 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
839 gdk_pixbuf_fill (pixbuf, 0xffffffff);
840 sub_pixbuf = gdk_pixbuf_new_subpixbuf (pixbuf,
845 poppler_page_render_to_pixbuf (poppler_page, 0, 0,
849 g_object_unref (G_OBJECT (sub_pixbuf));
851 g_object_unref (poppler_page);
856 pdf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document_thumbnails,
862 PdfDocument *pdf_document;
863 PopplerPage *poppler_page;
866 pdf_document = PDF_DOCUMENT (document_thumbnails);
868 poppler_page = poppler_document_get_page (pdf_document->document, page);
869 set_page_orientation (pdf_document, poppler_page, rotation);
870 g_return_val_if_fail (poppler_page != NULL, NULL);
872 pixbuf = poppler_page_get_thumbnail (poppler_page);
874 if (pixbuf != NULL) {
875 /* The document provides its own thumbnails. */
877 GdkPixbuf *real_pixbuf;
879 real_pixbuf = ev_document_misc_get_thumbnail_frame (-1, -1, pixbuf);
880 g_object_unref (pixbuf);
881 pixbuf = real_pixbuf;
884 /* There is no provided thumbnail. We need to make one. */
885 pixbuf = make_thumbnail_for_size (pdf_document, page, rotation, size, border);
888 g_object_unref (poppler_page);
894 pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnails,
900 PdfDocument *pdf_document;
901 PopplerPage *poppler_page;
904 pdf_document = PDF_DOCUMENT (document_thumbnails);
905 poppler_page = poppler_document_get_page (pdf_document->document, page);
907 g_return_if_fail (width != NULL);
908 g_return_if_fail (height != NULL);
909 g_return_if_fail (poppler_page != NULL);
911 has_thumb = poppler_page_get_thumbnail_size (poppler_page, width, height);
914 double page_width, page_height;
916 poppler_page_get_size (poppler_page, &page_width, &page_height);
917 if (page_width > page_height) {
919 *height = (int) (size * page_height / page_width);
921 *width = (int) (size * page_width / page_height);
925 g_object_unref (poppler_page);
929 pdf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface)
931 iface->get_thumbnail = pdf_document_thumbnails_get_thumbnail;
932 iface->get_dimensions = pdf_document_thumbnails_get_dimensions;
937 pdf_document_search_idle_callback (void *data)
939 PdfDocumentSearch *search = (PdfDocumentSearch*) data;
940 PdfDocument *pdf_document = search->document;
945 page = poppler_document_get_page (search->document->document,
946 search->search_page);
948 ev_document_doc_mutex_lock ();
949 matches = poppler_page_find_text (page, search->text);
950 ev_document_doc_mutex_unlock ();
952 g_object_unref (page);
954 search->pages[search->search_page] = matches;
955 ev_document_find_changed (EV_DOCUMENT_FIND (pdf_document),
956 search->search_page);
958 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (search->document));
959 search->search_page += 1;
960 if (search->search_page == n_pages) {
962 search->search_page = 0;
965 if (search->search_page != search->start_page) {
970 search->idle = 0; /* will return FALSE to remove */
975 static PdfDocumentSearch *
976 pdf_document_search_new (PdfDocument *pdf_document,
980 PdfDocumentSearch *search;
984 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document));
986 search = g_new0 (PdfDocumentSearch, 1);
988 search->text = g_strdup (text);
989 search->pages = g_new0 (GList *, n_pages);
990 for (i = 0; i < n_pages; i++) {
991 search->pages[i] = NULL;
994 search->document = pdf_document;
996 /* We add at low priority so the progress bar repaints */
997 search->idle = g_idle_add_full (G_PRIORITY_LOW,
998 pdf_document_search_idle_callback,
1002 search->start_page = start_page;
1003 search->search_page = start_page;
1009 pdf_document_find_begin (EvDocumentFind *document,
1011 const char *search_string,
1012 gboolean case_sensitive)
1014 PdfDocument *pdf_document = PDF_DOCUMENT (document);
1016 /* FIXME handle case_sensitive (right now XPDF
1017 * code is always case insensitive for ASCII
1018 * and case sensitive for all other languaages)
1021 if (pdf_document->search &&
1022 strcmp (search_string, pdf_document->search->text) == 0)
1025 if (pdf_document->search)
1026 pdf_document_search_free (pdf_document->search);
1028 pdf_document->search = pdf_document_search_new (pdf_document,
1034 pdf_document_find_get_n_results (EvDocumentFind *document_find, int page)
1036 PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search;
1039 return g_list_length (search->pages[page]);
1046 pdf_document_find_get_result (EvDocumentFind *document_find,
1049 EvRectangle *rectangle)
1051 PdfDocument *pdf_document = PDF_DOCUMENT (document_find);
1052 PdfDocumentSearch *search = pdf_document->search;
1053 PopplerPage *poppler_page;
1054 PopplerRectangle *r;
1060 r = (PopplerRectangle *) g_list_nth_data (search->pages[page],
1065 poppler_page = poppler_document_get_page (pdf_document->document, page);
1066 poppler_page_get_size (poppler_page, NULL, &height);
1067 rectangle->x1 = r->x1;
1068 rectangle->y1 = height - r->y2;
1069 rectangle->x2 = r->x2;
1070 rectangle->y2 = height - r->y1;
1071 g_object_unref (poppler_page);
1077 pdf_document_find_page_has_results (EvDocumentFind *document_find,
1080 PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search;
1082 g_return_val_if_fail (search != NULL, FALSE);
1084 return search->pages[page] != NULL;
1088 pdf_document_find_get_progress (EvDocumentFind *document_find)
1090 PdfDocumentSearch *search;
1091 int n_pages, pages_done;
1093 search = PDF_DOCUMENT (document_find)->search;
1095 if (search == NULL) {
1099 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (document_find));
1100 if (search->search_page > search->start_page) {
1101 pages_done = search->search_page - search->start_page + 1;
1102 } else if (search->search_page == search->start_page) {
1103 pages_done = n_pages;
1105 pages_done = n_pages - search->start_page + search->search_page;
1108 return pages_done / (double) n_pages;
1112 pdf_document_find_cancel (EvDocumentFind *document)
1114 PdfDocument *pdf_document = PDF_DOCUMENT (document);
1116 if (pdf_document->search) {
1117 pdf_document_search_free (pdf_document->search);
1118 pdf_document->search = NULL;
1123 pdf_document_find_iface_init (EvDocumentFindIface *iface)
1125 iface->begin = pdf_document_find_begin;
1126 iface->get_n_results = pdf_document_find_get_n_results;
1127 iface->get_result = pdf_document_find_get_result;
1128 iface->page_has_results = pdf_document_find_page_has_results;
1129 iface->get_progress = pdf_document_find_get_progress;
1130 iface->cancel = pdf_document_find_cancel;
1134 pdf_document_ps_exporter_begin (EvPSExporter *exporter, const char *filename,
1135 int first_page, int last_page,
1136 double width, double height, gboolean duplex)
1138 PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
1140 pdf_document->ps_file = poppler_ps_file_new (pdf_document->document, filename,
1142 last_page - first_page + 1);
1143 poppler_ps_file_set_paper_size (pdf_document->ps_file, width, height);
1144 poppler_ps_file_set_duplex (pdf_document->ps_file, duplex);
1148 pdf_document_ps_exporter_do_page (EvPSExporter *exporter, EvRenderContext *rc)
1150 PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
1151 PopplerPage *poppler_page;
1153 g_return_if_fail (pdf_document->ps_file != NULL);
1155 poppler_page = poppler_document_get_page (pdf_document->document, rc->page);
1156 set_page_orientation (pdf_document, poppler_page, rc->rotation);
1157 poppler_page_render_to_ps (poppler_page, pdf_document->ps_file);
1158 g_object_unref (poppler_page);
1162 pdf_document_ps_exporter_end (EvPSExporter *exporter)
1164 PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
1166 poppler_ps_file_free (pdf_document->ps_file);
1167 pdf_document->ps_file = NULL;
1171 pdf_document_ps_exporter_iface_init (EvPSExporterIface *iface)
1173 iface->begin = pdf_document_ps_exporter_begin;
1174 iface->do_page = pdf_document_ps_exporter_do_page;
1175 iface->end = pdf_document_ps_exporter_end;
1180 pdf_selection_render_selection (EvSelection *selection,
1181 EvRenderContext *rc,
1183 EvRectangle *points,
1184 EvRectangle *old_points,
1188 PdfDocument *pdf_document;
1189 double width_points, height_points;
1192 pdf_document = PDF_DOCUMENT (selection);
1193 set_rc_data (pdf_document, rc);
1195 set_page_orientation (pdf_document, POPPLER_PAGE (rc->data), rc->rotation);
1197 poppler_page_get_size (POPPLER_PAGE (rc->data), &width_points, &height_points);
1198 width = (int) ((width_points * rc->scale) + 0.5);
1199 height = (int) ((height_points * rc->scale) + 0.5);
1201 if (*pixbuf == NULL) {
1202 * pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB,
1207 poppler_page_render_selection (POPPLER_PAGE (rc->data),
1209 (PopplerRectangle *)points,
1210 (PopplerRectangle *)old_points,
1217 pdf_selection_get_selection_region (EvSelection *selection,
1218 EvRenderContext *rc,
1219 EvRectangle *points)
1221 PdfDocument *pdf_document;
1224 pdf_document = PDF_DOCUMENT (selection);
1226 set_rc_data (pdf_document, rc);
1227 set_page_orientation (pdf_document, POPPLER_PAGE (rc->data), rc->rotation);
1229 retval = poppler_page_get_selection_region ((PopplerPage *)rc->data, rc->scale, (PopplerRectangle *) points);
1235 pdf_selection_get_selection_map (EvSelection *selection,
1236 EvRenderContext *rc)
1238 PdfDocument *pdf_document;
1239 PopplerPage *poppler_page;
1240 PopplerRectangle points;
1243 pdf_document = PDF_DOCUMENT (selection);
1244 poppler_page = poppler_document_get_page (pdf_document->document,
1246 set_page_orientation (pdf_document, poppler_page, rc->rotation);
1250 poppler_page_get_size (poppler_page, &(points.x2), &(points.y2));
1251 retval = poppler_page_get_selection_region (poppler_page, 1.0, &points);
1252 g_object_unref (poppler_page);
1258 pdf_selection_iface_init (EvSelectionIface *iface)
1260 iface->render_selection = pdf_selection_render_selection;
1261 iface->get_selection_region = pdf_selection_get_selection_region;
1262 iface->get_selection_map = pdf_selection_get_selection_map;
1266 pdf_document_new (void)
1268 return PDF_DOCUMENT (g_object_new (PDF_TYPE_DOCUMENT, NULL));