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 PopplerOrientation orientation;
61 gboolean orientation_set;
63 PopplerFontInfo *font_info;
64 PopplerFontsIter *fonts_iter;
65 int fonts_scanned_pages;
67 PdfDocumentSearch *search;
70 static void pdf_document_document_iface_init (EvDocumentIface *iface);
71 static void pdf_document_security_iface_init (EvDocumentSecurityIface *iface);
72 static void pdf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface);
73 static void pdf_document_document_links_iface_init (EvDocumentLinksIface *iface);
74 static void pdf_document_document_fonts_iface_init (EvDocumentFontsIface *iface);
75 static void pdf_document_find_iface_init (EvDocumentFindIface *iface);
76 static void pdf_document_ps_exporter_iface_init (EvPSExporterIface *iface);
77 static void pdf_selection_iface_init (EvSelectionIface *iface);
78 static void pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnails,
83 static EvLink * ev_link_from_action (PopplerAction *action);
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);
107 pdf_document_search_free (PdfDocumentSearch *search)
109 PdfDocument *pdf_document = search->document;
113 if (search->idle != 0)
114 g_source_remove (search->idle);
116 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document));
117 for (i = 0; i < n_pages; i++) {
118 g_list_foreach (search->pages[i], (GFunc) g_free, NULL);
119 g_list_free (search->pages[i]);
122 g_free (search->text);
126 pdf_document_dispose (GObject *object)
128 PdfDocument *pdf_document = PDF_DOCUMENT(object);
130 if (pdf_document->search) {
131 pdf_document_search_free (pdf_document->search);
132 pdf_document->search = NULL;
135 if (pdf_document->document) {
136 g_object_unref (pdf_document->document);
139 if (pdf_document->font_info) {
140 poppler_font_info_free (pdf_document->font_info);
143 if (pdf_document->fonts_iter) {
144 poppler_fonts_iter_free (pdf_document->fonts_iter);
149 pdf_document_class_init (PdfDocumentClass *klass)
151 GObjectClass *g_object_class = G_OBJECT_CLASS (klass);
153 g_object_class->dispose = pdf_document_dispose;
157 pdf_document_init (PdfDocument *pdf_document)
159 pdf_document->password = NULL;
163 convert_error (GError *poppler_error,
166 if (poppler_error == NULL)
169 if (poppler_error->domain == POPPLER_ERROR) {
170 /* convert poppler errors into EvDocument errors */
171 gint code = EV_DOCUMENT_ERROR_INVALID;
172 if (poppler_error->code == POPPLER_ERROR_INVALID)
173 code = EV_DOCUMENT_ERROR_INVALID;
174 else if (poppler_error->code == POPPLER_ERROR_ENCRYPTED)
175 code = EV_DOCUMENT_ERROR_ENCRYPTED;
181 poppler_error->message,
184 g_propagate_error (error, poppler_error);
191 pdf_document_save (EvDocument *document,
196 GError *poppler_error = NULL;
198 retval = poppler_document_save (PDF_DOCUMENT (document)->document,
202 convert_error (poppler_error, error);
207 static PopplerOrientation
208 get_document_orientation (PdfDocument *pdf_document)
210 PopplerOrientation orientation;
213 /* Should prolly be smarter here and check more than first page */
214 page = poppler_document_get_page (pdf_document->document, 0);
216 orientation = poppler_page_get_orientation (page);
218 orientation = POPPLER_ORIENTATION_PORTRAIT;
220 g_object_unref (page);
226 pdf_document_load (EvDocument *document,
230 GError *poppler_error = NULL;
231 PdfDocument *pdf_document = PDF_DOCUMENT (document);
233 pdf_document->document =
234 poppler_document_new_from_file (uri, pdf_document->password, &poppler_error);
236 if (pdf_document->document == NULL) {
237 convert_error (poppler_error, error);
245 pdf_document_get_n_pages (EvDocument *document)
247 return poppler_document_get_n_pages (PDF_DOCUMENT (document)->document);
250 /* FIXME This should not be necessary, poppler should rember it */
252 set_page_orientation (PdfDocument *pdf_document, PopplerPage *page)
254 if (pdf_document->orientation_set) {
255 poppler_page_set_orientation (page, pdf_document->orientation);
260 pdf_document_get_page_size (EvDocument *document,
265 PdfDocument *pdf_document = PDF_DOCUMENT (document);
266 PopplerPage *poppler_page;
268 poppler_page = poppler_document_get_page (pdf_document->document, page);
269 set_page_orientation (pdf_document, poppler_page);
270 poppler_page_get_size (poppler_page, width, height);
271 g_object_unref (poppler_page);
275 pdf_document_get_page_label (EvDocument *document,
278 PopplerPage *poppler_page;
281 poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document,
284 g_object_get (G_OBJECT (poppler_page),
287 g_object_unref (poppler_page);
293 pdf_document_get_links (EvDocument *document,
296 PdfDocument *pdf_document;
297 PopplerPage *poppler_page;
298 GList *retval = NULL;
303 pdf_document = PDF_DOCUMENT (document);
304 poppler_page = poppler_document_get_page (pdf_document->document,
306 mapping_list = poppler_page_get_link_mapping (poppler_page);
307 poppler_page_get_size (poppler_page, NULL, &height);
309 for (list = mapping_list; list; list = list->next) {
310 PopplerLinkMapping *link_mapping;
311 EvLinkMapping *ev_link_mapping;
313 link_mapping = (PopplerLinkMapping *)list->data;
314 ev_link_mapping = g_new (EvLinkMapping, 1);
315 ev_link_mapping->link = ev_link_from_action (link_mapping->action);
316 ev_link_mapping->x1 = link_mapping->area.x1;
317 ev_link_mapping->x2 = link_mapping->area.x2;
318 /* Invert this for X-style coordinates */
319 ev_link_mapping->y1 = height - link_mapping->area.y2;
320 ev_link_mapping->y2 = height - link_mapping->area.y1;
322 retval = g_list_prepend (retval, ev_link_mapping);
325 poppler_page_free_link_mapping (mapping_list);
326 g_object_unref (poppler_page);
328 return g_list_reverse (retval);
333 pdf_document_render_pixbuf (EvDocument *document,
336 PdfDocument *pdf_document;
337 PopplerPage *poppler_page;
339 double width_points, height_points;
342 pdf_document = PDF_DOCUMENT (document);
343 poppler_page = poppler_document_get_page (pdf_document->document,
345 set_page_orientation (pdf_document, poppler_page);
347 poppler_page_get_size (poppler_page, &width_points, &height_points);
348 width = (int) ((width_points * rc->scale) + 0.5);
349 height = (int) ((height_points * rc->scale) + 0.5);
351 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB,
355 poppler_page_render_to_pixbuf (poppler_page,
362 g_object_unref (poppler_page);
367 /* EvDocumentSecurity */
370 pdf_document_has_document_security (EvDocumentSecurity *document_security)
372 /* FIXME: do we really need to have this? */
377 pdf_document_set_password (EvDocumentSecurity *document_security,
378 const char *password)
380 PdfDocument *document = PDF_DOCUMENT (document_security);
382 if (document->password)
383 g_free (document->password);
385 document->password = g_strdup (password);
389 pdf_document_can_get_text (EvDocument *document)
394 static EvDocumentInfo *
395 pdf_document_get_info (EvDocument *document)
397 EvDocumentInfo *info;
398 PopplerPageLayout layout;
399 PopplerPageMode mode;
400 PopplerViewerPreferences view_prefs;
401 PopplerPermissions permissions;
403 info = g_new0 (EvDocumentInfo, 1);
405 info->fields_mask = EV_DOCUMENT_INFO_TITLE |
406 EV_DOCUMENT_INFO_FORMAT |
407 EV_DOCUMENT_INFO_AUTHOR |
408 EV_DOCUMENT_INFO_SUBJECT |
409 EV_DOCUMENT_INFO_KEYWORDS |
410 EV_DOCUMENT_INFO_LAYOUT |
411 EV_DOCUMENT_INFO_START_MODE |
412 EV_DOCUMENT_INFO_PERMISSIONS |
413 EV_DOCUMENT_INFO_UI_HINTS |
414 EV_DOCUMENT_INFO_CREATOR |
415 EV_DOCUMENT_INFO_PRODUCER |
416 EV_DOCUMENT_INFO_CREATION_DATE |
417 EV_DOCUMENT_INFO_MOD_DATE |
418 EV_DOCUMENT_INFO_LINEARIZED |
419 EV_DOCUMENT_INFO_N_PAGES |
420 EV_DOCUMENT_INFO_SECURITY;
423 g_object_get (PDF_DOCUMENT (document)->document,
424 "title", &(info->title),
425 "format", &(info->format),
426 "author", &(info->author),
427 "subject", &(info->subject),
428 "keywords", &(info->keywords),
430 "page-layout", &layout,
431 "viewer-preferences", &view_prefs,
432 "permissions", &permissions,
433 "creator", &(info->creator),
434 "producer", &(info->producer),
435 "creation-date", &(info->creation_date),
436 "mod-date", &(info->modified_date),
437 "linearized", &(info->linearized),
441 case POPPLER_PAGE_LAYOUT_SINGLE_PAGE:
442 info->layout = EV_DOCUMENT_LAYOUT_SINGLE_PAGE;
444 case POPPLER_PAGE_LAYOUT_ONE_COLUMN:
445 info->layout = EV_DOCUMENT_LAYOUT_ONE_COLUMN;
447 case POPPLER_PAGE_LAYOUT_TWO_COLUMN_LEFT:
448 info->layout = EV_DOCUMENT_LAYOUT_TWO_COLUMN_LEFT;
450 case POPPLER_PAGE_LAYOUT_TWO_COLUMN_RIGHT:
451 info->layout = EV_DOCUMENT_LAYOUT_TWO_COLUMN_RIGHT;
452 case POPPLER_PAGE_LAYOUT_TWO_PAGE_LEFT:
453 info->layout = EV_DOCUMENT_LAYOUT_TWO_PAGE_LEFT;
455 case POPPLER_PAGE_LAYOUT_TWO_PAGE_RIGHT:
456 info->layout = EV_DOCUMENT_LAYOUT_TWO_PAGE_RIGHT;
463 case POPPLER_PAGE_MODE_NONE:
464 info->mode = EV_DOCUMENT_MODE_NONE;
466 case POPPLER_PAGE_MODE_USE_THUMBS:
467 info->mode = EV_DOCUMENT_MODE_USE_THUMBS;
469 case POPPLER_PAGE_MODE_USE_OC:
470 info->mode = EV_DOCUMENT_MODE_USE_OC;
472 case POPPLER_PAGE_MODE_FULL_SCREEN:
473 info->mode = EV_DOCUMENT_MODE_FULL_SCREEN;
475 case POPPLER_PAGE_MODE_USE_ATTACHMENTS:
476 info->mode = EV_DOCUMENT_MODE_USE_ATTACHMENTS;
482 if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_TOOLBAR) {
483 info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_TOOLBAR;
485 if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_MENUBAR) {
486 info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_MENUBAR;
488 if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_WINDOWUI) {
489 info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_WINDOWUI;
491 if (view_prefs & POPPLER_VIEWER_PREFERENCES_FIT_WINDOW) {
492 info->ui_hints |= EV_DOCUMENT_UI_HINT_FIT_WINDOW;
494 if (view_prefs & POPPLER_VIEWER_PREFERENCES_CENTER_WINDOW) {
495 info->ui_hints |= EV_DOCUMENT_UI_HINT_CENTER_WINDOW;
497 if (view_prefs & POPPLER_VIEWER_PREFERENCES_DISPLAY_DOC_TITLE) {
498 info->ui_hints |= EV_DOCUMENT_UI_HINT_DISPLAY_DOC_TITLE;
500 if (view_prefs & POPPLER_VIEWER_PREFERENCES_DIRECTION_RTL) {
501 info->ui_hints |= EV_DOCUMENT_UI_HINT_DIRECTION_RTL;
504 info->permissions = 0;
505 if (permissions & POPPLER_PERMISSIONS_OK_TO_PRINT) {
506 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_PRINT;
508 if (permissions & POPPLER_PERMISSIONS_OK_TO_MODIFY) {
509 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_MODIFY;
511 if (permissions & POPPLER_PERMISSIONS_OK_TO_COPY) {
512 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_COPY;
514 if (permissions & POPPLER_PERMISSIONS_OK_TO_ADD_NOTES) {
515 info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_ADD_NOTES;
518 info->n_pages = ev_document_get_n_pages (document);
520 if (ev_document_security_has_document_security (EV_DOCUMENT_SECURITY (document))) {
521 /* translators: this is the document security state */
522 info->security = g_strdup (_("Yes"));
524 /* translators: this is the document security state */
525 info->security = g_strdup (_("No"));
532 pdf_document_get_text (EvDocument *document, int page, EvRectangle *rect)
534 PdfDocument *pdf_document = PDF_DOCUMENT (document);
535 PopplerPage *poppler_page;
540 poppler_page = poppler_document_get_page (pdf_document->document, page);
541 set_page_orientation (pdf_document, poppler_page);
542 g_return_val_if_fail (poppler_page != NULL, NULL);
544 poppler_page_get_size (poppler_page, NULL, &height);
546 r.y1 = height - rect->y2;
548 r.y2 = height - rect->y1;
550 text = poppler_page_get_text (poppler_page, &r);
552 g_object_unref (poppler_page);
558 pdf_document_get_orientation (EvDocument *document)
560 EvOrientation result;
561 PdfDocument *pdf_document = PDF_DOCUMENT (document);
563 if (!pdf_document->orientation_set) {
564 pdf_document->orientation = get_document_orientation (pdf_document);
567 switch (pdf_document->orientation) {
568 case POPPLER_ORIENTATION_PORTRAIT:
569 result = EV_ORIENTATION_PORTRAIT;
571 case POPPLER_ORIENTATION_LANDSCAPE:
572 result = EV_ORIENTATION_LANDSCAPE;
574 case POPPLER_ORIENTATION_UPSIDEDOWN:
575 result = EV_ORIENTATION_UPSIDEDOWN;
577 case POPPLER_ORIENTATION_SEASCAPE:
578 result = EV_ORIENTATION_SEASCAPE;
581 g_assert_not_reached ();
588 pdf_document_set_orientation (EvDocument *document, EvOrientation orientation)
590 PdfDocument *pdf_document = PDF_DOCUMENT (document);
591 PopplerOrientation poppler_orientation;
593 switch (orientation) {
594 case EV_ORIENTATION_PORTRAIT:
595 poppler_orientation = POPPLER_ORIENTATION_PORTRAIT;
597 case EV_ORIENTATION_LANDSCAPE:
598 poppler_orientation = POPPLER_ORIENTATION_LANDSCAPE;
600 case EV_ORIENTATION_UPSIDEDOWN:
601 poppler_orientation = POPPLER_ORIENTATION_UPSIDEDOWN;
603 case EV_ORIENTATION_SEASCAPE:
604 poppler_orientation = POPPLER_ORIENTATION_SEASCAPE;
607 g_assert_not_reached ();
610 pdf_document->orientation = poppler_orientation;
611 pdf_document->orientation_set = TRUE;
615 pdf_document_document_iface_init (EvDocumentIface *iface)
617 iface->save = pdf_document_save;
618 iface->load = pdf_document_load;
619 iface->get_n_pages = pdf_document_get_n_pages;
620 iface->get_page_size = pdf_document_get_page_size;
621 iface->get_page_label = pdf_document_get_page_label;
622 iface->get_links = pdf_document_get_links;
623 iface->render_pixbuf = pdf_document_render_pixbuf;
624 iface->get_text = pdf_document_get_text;
625 iface->can_get_text = pdf_document_can_get_text;
626 iface->get_info = pdf_document_get_info;
627 iface->set_orientation = pdf_document_set_orientation;
628 iface->get_orientation = pdf_document_get_orientation;
632 pdf_document_security_iface_init (EvDocumentSecurityIface *iface)
634 iface->has_document_security = pdf_document_has_document_security;
635 iface->set_password = pdf_document_set_password;
639 pdf_document_fonts_get_progress (EvDocumentFonts *document_fonts)
641 PdfDocument *pdf_document = PDF_DOCUMENT (document_fonts);
644 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document));
646 return (double)pdf_document->fonts_scanned_pages / (double)n_pages;
650 pdf_document_fonts_scan (EvDocumentFonts *document_fonts,
653 PdfDocument *pdf_document = PDF_DOCUMENT (document_fonts);
656 g_return_val_if_fail (PDF_IS_DOCUMENT (document_fonts), FALSE);
658 if (pdf_document->font_info == NULL) {
659 pdf_document->font_info = poppler_font_info_new (pdf_document->document);
662 if (pdf_document->fonts_iter) {
663 poppler_fonts_iter_free (pdf_document->fonts_iter);
666 pdf_document->fonts_scanned_pages += n_pages;
668 result = poppler_font_info_scan (pdf_document->font_info, n_pages,
669 &pdf_document->fonts_iter);
671 pdf_document->fonts_scanned_pages = 0;
672 poppler_font_info_free (pdf_document->font_info);
673 pdf_document->font_info = NULL;
680 pdf_document_fonts_fill_model (EvDocumentFonts *document_fonts,
683 PdfDocument *pdf_document = PDF_DOCUMENT (document_fonts);
684 PopplerFontsIter *iter = pdf_document->fonts_iter;
686 g_return_if_fail (PDF_IS_DOCUMENT (document_fonts));
690 GtkTreeIter list_iter;
693 name = poppler_fonts_iter_get_name (iter);
698 gtk_list_store_append (GTK_LIST_STORE (model), &list_iter);
699 gtk_list_store_set (GTK_LIST_STORE (model), &list_iter,
700 EV_DOCUMENT_FONTS_COLUMN_NAME, name,
702 } while (poppler_fonts_iter_next (iter));
707 pdf_document_document_fonts_iface_init (EvDocumentFontsIface *iface)
709 iface->fill_model = pdf_document_fonts_fill_model;
710 iface->scan = pdf_document_fonts_scan;
711 iface->get_progress = pdf_document_fonts_get_progress;
715 pdf_document_links_has_document_links (EvDocumentLinks *document_links)
717 PdfDocument *pdf_document = PDF_DOCUMENT (document_links);
718 PopplerIndexIter *iter;
720 g_return_val_if_fail (PDF_IS_DOCUMENT (document_links), FALSE);
722 iter = poppler_index_iter_new (pdf_document->document);
725 poppler_index_iter_free (iter);
731 ev_link_from_action (PopplerAction *action)
736 title = action->any.title;
738 if (action->type == POPPLER_ACTION_GOTO_DEST) {
739 link = ev_link_new_page (title, action->goto_dest.dest->page_num - 1);
740 } else if (action->type == POPPLER_ACTION_URI) {
741 link = ev_link_new_external (title, action->uri.uri);
743 link = ev_link_new_title (title);
750 build_tree (PdfDocument *pdf_document,
753 PopplerIndexIter *iter)
757 GtkTreeIter tree_iter;
758 PopplerIndexIter *child;
759 PopplerAction *action;
763 action = poppler_index_iter_get_action (iter);
764 expand = poppler_index_iter_is_open (iter);
766 gtk_tree_store_append (GTK_TREE_STORE (model), &tree_iter, parent);
767 link = ev_link_from_action (action);
768 poppler_action_free (action);
770 gtk_tree_store_set (GTK_TREE_STORE (model), &tree_iter,
771 EV_DOCUMENT_LINKS_COLUMN_MARKUP, ev_link_get_title (link),
772 EV_DOCUMENT_LINKS_COLUMN_LINK, link,
773 EV_DOCUMENT_LINKS_COLUMN_EXPAND, expand,
775 g_object_unref (link);
776 child = poppler_index_iter_get_child (iter);
778 build_tree (pdf_document, model, &tree_iter, child);
779 poppler_index_iter_free (child);
781 } while (poppler_index_iter_next (iter));
785 static GtkTreeModel *
786 pdf_document_links_get_links_model (EvDocumentLinks *document_links)
788 PdfDocument *pdf_document = PDF_DOCUMENT (document_links);
789 GtkTreeModel *model = NULL;
790 PopplerIndexIter *iter;
792 g_return_val_if_fail (PDF_IS_DOCUMENT (document_links), NULL);
794 iter = poppler_index_iter_new (pdf_document->document);
795 /* Create the model if we have items*/
797 model = (GtkTreeModel *) gtk_tree_store_new (EV_DOCUMENT_LINKS_COLUMN_NUM_COLUMNS,
801 build_tree (pdf_document, model, NULL, iter);
802 poppler_index_iter_free (iter);
809 pdf_document_document_links_iface_init (EvDocumentLinksIface *iface)
811 iface->has_document_links = pdf_document_links_has_document_links;
812 iface->get_links_model = pdf_document_links_get_links_model;
816 make_thumbnail_for_size (PdfDocument *pdf_document,
821 PopplerPage *poppler_page;
824 int x_offset, y_offset;
826 gdouble unscaled_width, unscaled_height;
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 pdf_document_thumbnails_get_dimensions (EV_DOCUMENT_THUMBNAILS (pdf_document), page, size, &width, &height);
833 poppler_page_get_size (poppler_page, &unscaled_width, &unscaled_height);
834 scale = width / unscaled_width;
837 pixbuf = ev_document_misc_get_thumbnail_frame (width, height, NULL);
841 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
843 gdk_pixbuf_fill (pixbuf, 0xffffffff);
848 poppler_page_render_to_pixbuf (poppler_page, 0, 0,
853 g_object_unref (poppler_page);
858 pdf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document_thumbnails,
863 PdfDocument *pdf_document;
864 PopplerPage *poppler_page;
867 pdf_document = PDF_DOCUMENT (document_thumbnails);
869 poppler_page = poppler_document_get_page (pdf_document->document, page);
870 set_page_orientation (pdf_document, poppler_page);
871 g_return_val_if_fail (poppler_page != NULL, NULL);
873 pixbuf = poppler_page_get_thumbnail (poppler_page);
875 if (pixbuf != NULL) {
876 /* The document provides its own thumbnails. */
878 GdkPixbuf *real_pixbuf;
880 real_pixbuf = ev_document_misc_get_thumbnail_frame (-1, -1, pixbuf);
881 g_object_unref (pixbuf);
882 pixbuf = real_pixbuf;
885 /* There is no provided thumbnail. We need to make one. */
886 pixbuf = make_thumbnail_for_size (pdf_document, page, size, border);
889 g_object_unref (poppler_page);
895 pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnails,
901 PdfDocument *pdf_document;
902 PopplerPage *poppler_page;
905 pdf_document = PDF_DOCUMENT (document_thumbnails);
906 poppler_page = poppler_document_get_page (pdf_document->document, page);
907 set_page_orientation (pdf_document, poppler_page);
909 g_return_if_fail (width != NULL);
910 g_return_if_fail (height != NULL);
911 g_return_if_fail (poppler_page != NULL);
913 has_thumb = poppler_page_get_thumbnail_size (poppler_page, width, height);
916 double page_width, page_height;
918 poppler_page_get_size (poppler_page, &page_width, &page_height);
919 if (page_width > page_height) {
921 *height = (int) (size * page_height / page_width);
923 *width = (int) (size * page_width / page_height);
927 g_object_unref (poppler_page);
931 pdf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface)
933 iface->get_thumbnail = pdf_document_thumbnails_get_thumbnail;
934 iface->get_dimensions = pdf_document_thumbnails_get_dimensions;
939 pdf_document_search_idle_callback (void *data)
941 PdfDocumentSearch *search = (PdfDocumentSearch*) data;
942 PdfDocument *pdf_document = search->document;
947 page = poppler_document_get_page (search->document->document,
948 search->search_page);
949 set_page_orientation (pdf_document, page);
951 ev_document_doc_mutex_lock ();
952 matches = poppler_page_find_text (page, search->text);
953 ev_document_doc_mutex_unlock ();
955 g_object_unref (page);
957 search->pages[search->search_page] = matches;
958 ev_document_find_changed (EV_DOCUMENT_FIND (pdf_document),
959 search->search_page);
961 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (search->document));
962 search->search_page += 1;
963 if (search->search_page == n_pages) {
965 search->search_page = 0;
968 if (search->search_page != search->start_page) {
973 search->idle = 0; /* will return FALSE to remove */
978 static PdfDocumentSearch *
979 pdf_document_search_new (PdfDocument *pdf_document,
983 PdfDocumentSearch *search;
987 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document));
989 search = g_new0 (PdfDocumentSearch, 1);
991 search->text = g_strdup (text);
992 search->pages = g_new0 (GList *, n_pages);
993 for (i = 0; i < n_pages; i++) {
994 search->pages[i] = NULL;
997 search->document = pdf_document;
999 /* We add at low priority so the progress bar repaints */
1000 search->idle = g_idle_add_full (G_PRIORITY_LOW,
1001 pdf_document_search_idle_callback,
1005 search->start_page = start_page;
1006 search->search_page = start_page;
1012 pdf_document_find_begin (EvDocumentFind *document,
1014 const char *search_string,
1015 gboolean case_sensitive)
1017 PdfDocument *pdf_document = PDF_DOCUMENT (document);
1019 /* FIXME handle case_sensitive (right now XPDF
1020 * code is always case insensitive for ASCII
1021 * and case sensitive for all other languaages)
1024 if (pdf_document->search &&
1025 strcmp (search_string, pdf_document->search->text) == 0)
1028 if (pdf_document->search)
1029 pdf_document_search_free (pdf_document->search);
1031 pdf_document->search = pdf_document_search_new (pdf_document,
1037 pdf_document_find_get_n_results (EvDocumentFind *document_find, int page)
1039 PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search;
1042 return g_list_length (search->pages[page]);
1049 pdf_document_find_get_result (EvDocumentFind *document_find,
1052 EvRectangle *rectangle)
1054 PdfDocument *pdf_document = PDF_DOCUMENT (document_find);
1055 PdfDocumentSearch *search = pdf_document->search;
1056 PopplerPage *poppler_page;
1057 PopplerRectangle *r;
1063 r = (PopplerRectangle *) g_list_nth_data (search->pages[page],
1068 poppler_page = poppler_document_get_page (pdf_document->document, page);
1069 set_page_orientation (pdf_document, poppler_page);
1070 poppler_page_get_size (poppler_page, NULL, &height);
1071 rectangle->x1 = r->x1;
1072 rectangle->y1 = height - r->y2;
1073 rectangle->x2 = r->x2;
1074 rectangle->y2 = height - r->y1;
1075 g_object_unref (poppler_page);
1081 pdf_document_find_page_has_results (EvDocumentFind *document_find,
1084 PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search;
1086 g_return_val_if_fail (search != NULL, FALSE);
1088 return search->pages[page] != NULL;
1092 pdf_document_find_get_progress (EvDocumentFind *document_find)
1094 PdfDocumentSearch *search;
1095 int n_pages, pages_done;
1097 search = PDF_DOCUMENT (document_find)->search;
1099 if (search == NULL) {
1103 n_pages = pdf_document_get_n_pages (EV_DOCUMENT (document_find));
1104 if (search->search_page > search->start_page) {
1105 pages_done = search->search_page - search->start_page + 1;
1106 } else if (search->search_page == search->start_page) {
1107 pages_done = n_pages;
1109 pages_done = n_pages - search->start_page + search->search_page;
1112 return pages_done / (double) n_pages;
1116 pdf_document_find_cancel (EvDocumentFind *document)
1118 PdfDocument *pdf_document = PDF_DOCUMENT (document);
1120 if (pdf_document->search) {
1121 pdf_document_search_free (pdf_document->search);
1122 pdf_document->search = NULL;
1127 pdf_document_find_iface_init (EvDocumentFindIface *iface)
1129 iface->begin = pdf_document_find_begin;
1130 iface->get_n_results = pdf_document_find_get_n_results;
1131 iface->get_result = pdf_document_find_get_result;
1132 iface->page_has_results = pdf_document_find_page_has_results;
1133 iface->get_progress = pdf_document_find_get_progress;
1134 iface->cancel = pdf_document_find_cancel;
1138 pdf_document_ps_exporter_begin (EvPSExporter *exporter, const char *filename,
1139 int first_page, int last_page)
1141 PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
1143 pdf_document->ps_file = poppler_ps_file_new (pdf_document->document, filename,
1145 last_page - first_page + 1);
1149 pdf_document_ps_exporter_do_page (EvPSExporter *exporter, int page)
1151 PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
1152 PopplerPage *poppler_page;
1154 g_return_if_fail (pdf_document->ps_file != NULL);
1156 poppler_page = poppler_document_get_page (pdf_document->document, page);
1157 set_page_orientation (pdf_document, poppler_page);
1158 poppler_page_render_to_ps (poppler_page, pdf_document->ps_file);
1159 g_object_unref (poppler_page);
1163 pdf_document_ps_exporter_end (EvPSExporter *exporter)
1165 PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
1167 poppler_ps_file_free (pdf_document->ps_file);
1168 pdf_document->ps_file = NULL;
1172 pdf_document_ps_exporter_iface_init (EvPSExporterIface *iface)
1174 iface->begin = pdf_document_ps_exporter_begin;
1175 iface->do_page = pdf_document_ps_exporter_do_page;
1176 iface->end = pdf_document_ps_exporter_end;
1181 pdf_selection_render_selection (EvSelection *selection,
1182 EvRenderContext *rc,
1184 EvRectangle *points,
1185 EvRectangle *old_points)
1187 PdfDocument *pdf_document;
1188 PopplerPage *poppler_page;
1189 double width_points, height_points;
1192 pdf_document = PDF_DOCUMENT (selection);
1193 poppler_page = poppler_document_get_page (pdf_document->document,
1195 set_page_orientation (pdf_document, poppler_page);
1197 poppler_page_get_size (poppler_page, &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,
1209 (PopplerRectangle *)points,
1210 (PopplerRectangle *)old_points);
1211 g_object_unref (poppler_page);
1217 pdf_selection_get_selection_region (EvSelection *selection,
1218 EvRenderContext *rc,
1219 EvRectangle *points)
1221 PdfDocument *pdf_document;
1222 PopplerPage *poppler_page;
1225 pdf_document = PDF_DOCUMENT (selection);
1226 poppler_page = poppler_document_get_page (pdf_document->document,
1228 set_page_orientation (pdf_document, poppler_page);
1230 retval = poppler_page_get_selection_region (poppler_page, rc->scale, (PopplerRectangle *) points);
1231 g_object_unref (poppler_page);
1237 pdf_selection_iface_init (EvSelectionIface *iface)
1239 iface->render_selection = pdf_selection_render_selection;
1240 iface->get_selection_region = pdf_selection_get_selection_region;
1244 pdf_document_new (void)
1246 return PDF_DOCUMENT (g_object_new (PDF_TYPE_DOCUMENT, NULL));