X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=pdf%2Fev-poppler.cc;h=1599f2f24906ad9af5336f45514bb36e5d8757fe;hb=847c9a92060b6b1936066136d43f7cf2f06ca34e;hp=e1ce95a41c0e5d10e99299b656907071cd65cc7c;hpb=40189c94ae17f6c54a8e28d37755f5d596a4cd4f;p=evince.git diff --git a/pdf/ev-poppler.cc b/pdf/ev-poppler.cc index e1ce95a4..1599f2f2 100644 --- a/pdf/ev-poppler.cc +++ b/pdf/ev-poppler.cc @@ -58,8 +58,7 @@ struct _PdfDocument GObject parent_instance; PopplerDocument *document; - PopplerPage *page; - double scale; + PopplerPSFile *ps_file; gchar *password; PdfDocumentSearch *search; @@ -70,6 +69,7 @@ static void pdf_document_security_iface_init (EvDocumentSecurityIface static void pdf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface); static void pdf_document_document_links_iface_init (EvDocumentLinksIface *iface); static void pdf_document_find_iface_init (EvDocumentFindIface *iface); +static void pdf_document_ps_exporter_iface_init (EvPSExporterIface *iface); static void pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnails, gint page, gint size, @@ -90,17 +90,11 @@ G_DEFINE_TYPE_WITH_CODE (PdfDocument, pdf_document, G_TYPE_OBJECT, pdf_document_document_links_iface_init); G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_FIND, pdf_document_find_iface_init); -#if 0 G_IMPLEMENT_INTERFACE (EV_TYPE_PS_EXPORTER, pdf_document_ps_exporter_iface_init); -#endif }); - - - - static void pdf_document_get_property (GObject *object, guint prop_id, @@ -133,8 +127,6 @@ pdf_document_class_init (PdfDocumentClass *klass) static void pdf_document_init (PdfDocument *pdf_document) { - pdf_document->page = NULL; - pdf_document->scale = 1.0; pdf_document->password = NULL; } @@ -208,85 +200,29 @@ pdf_document_get_n_pages (EvDocument *document) return poppler_document_get_n_pages (PDF_DOCUMENT (document)->document); } -static void -pdf_document_set_page (EvDocument *document, - int page) -{ - page = CLAMP (page, 0, poppler_document_get_n_pages (PDF_DOCUMENT (document)->document) - 1); - - PDF_DOCUMENT (document)->page = poppler_document_get_page (PDF_DOCUMENT (document)->document, page); -} - -static int -pdf_document_get_page (EvDocument *document) -{ - PdfDocument *pdf_document; - - pdf_document = PDF_DOCUMENT (document); - - if (pdf_document->page) - return poppler_page_get_index (pdf_document->page); - - return 1; -} - -static void -pdf_document_set_scale (EvDocument *document, - double scale) -{ - PDF_DOCUMENT (document)->scale = scale; -} - - -static void -get_size_from_page (PopplerPage *poppler_page, - double scale, - int *width, - int *height) -{ - gdouble width_d, height_d; - poppler_page_get_size (poppler_page, &width_d, &height_d); - if (width) - *width = (int) (width_d * scale); - if (height) - *height = (int) (height_d * scale); - -} - static void pdf_document_get_page_size (EvDocument *document, int page, - int *width, - int *height) + double *width, + double *height) { - PopplerPage *poppler_page = NULL; - - if (page == -1) - poppler_page = PDF_DOCUMENT (document)->page; - else - poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document, - page); + PopplerPage *poppler_page; - if (poppler_page == NULL) - poppler_document_get_page (PDF_DOCUMENT (document)->document, 0); + poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document, + page); - get_size_from_page (poppler_page, - PDF_DOCUMENT (document)->scale, - width, height); + poppler_page_get_size (poppler_page, width, height); } static char * pdf_document_get_page_label (EvDocument *document, int page) { - PopplerPage *poppler_page = NULL; + PopplerPage *poppler_page; char *label = NULL; - if (page == -1) - poppler_page = PDF_DOCUMENT (document)->page; - else - poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document, - page); + poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document, + page); g_object_get (poppler_page, "label", &label, @@ -296,19 +232,21 @@ pdf_document_get_page_label (EvDocument *document, } static GList * -pdf_document_get_links (EvDocument *document) +pdf_document_get_links (EvDocument *document, + int page) { PdfDocument *pdf_document; + PopplerPage *poppler_page; GList *retval = NULL; GList *mapping_list; GList *list; - gint height; + double height; pdf_document = PDF_DOCUMENT (document); - g_return_val_if_fail (pdf_document->page != NULL, NULL); - - mapping_list = poppler_page_get_link_mapping (pdf_document->page); - get_size_from_page (pdf_document->page, 1.0, NULL, &height); + poppler_page = poppler_document_get_page (pdf_document->document, + page); + mapping_list = poppler_page_get_link_mapping (poppler_page); + poppler_page_get_size (poppler_page, NULL, &height); for (list = mapping_list; list; list = list->next) { PopplerLinkMapping *link_mapping; @@ -333,27 +271,32 @@ pdf_document_get_links (EvDocument *document) static GdkPixbuf * -pdf_document_render_pixbuf (EvDocument *document) +pdf_document_render_pixbuf (EvDocument *document, + int page, + double scale) { PdfDocument *pdf_document; + PopplerPage *poppler_page; GdkPixbuf *pixbuf; + double width_points, height_points; gint width, height; pdf_document = PDF_DOCUMENT (document); - g_return_val_if_fail (pdf_document->page != NULL, NULL); + poppler_page = poppler_document_get_page (pdf_document->document, + page); - get_size_from_page (pdf_document->page, - pdf_document->scale, - &width, &height); + poppler_page_get_size (poppler_page, &width_points, &height_points); + width = (int) ceil (width_points * scale); + height = (int) ceil (height_points * scale); pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, FALSE, 8, width, height); - poppler_page_render_to_pixbuf (pdf_document->page, + poppler_page_render_to_pixbuf (poppler_page, 0, 0, width, height, - pdf_document->scale, + scale, pixbuf, 0, 0); @@ -381,7 +324,31 @@ pdf_document_set_password (EvDocumentSecurity *document_security, document->password = g_strdup (password); } +static gboolean +pdf_document_can_get_text (EvDocument *document) +{ + return TRUE; +} + +static char * +pdf_document_get_text (EvDocument *document, int page, EvRectangle *rect) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document); + PopplerPage *poppler_page; + PopplerRectangle r; + double height; + + poppler_page = poppler_document_get_page (pdf_document->document, page); + g_return_val_if_fail (poppler_page != NULL, NULL); + + poppler_page_get_size (poppler_page, NULL, &height); + r.x1 = rect->x1; + r.y1 = height - rect->y2; + r.x2 = rect->x2; + r.y2 = height - rect->y1; + return poppler_page_get_text (poppler_page, &r); +} static void pdf_document_document_iface_init (EvDocumentIface *iface) @@ -389,13 +356,12 @@ pdf_document_document_iface_init (EvDocumentIface *iface) iface->save = pdf_document_save; iface->load = pdf_document_load; iface->get_n_pages = pdf_document_get_n_pages; - iface->set_page = pdf_document_set_page; - iface->get_page = pdf_document_get_page; - iface->set_scale = pdf_document_set_scale; iface->get_page_size = pdf_document_get_page_size; iface->get_page_label = pdf_document_get_page_label; iface->get_links = pdf_document_get_links; iface->render_pixbuf = pdf_document_render_pixbuf; + iface->get_text = pdf_document_get_text; + iface->can_get_text = pdf_document_can_get_text; }; static void @@ -599,10 +565,9 @@ pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnail has_thumb = poppler_page_get_thumbnail_size (poppler_page, width, height); if (!has_thumb) { - int page_width, page_height; - - get_size_from_page (poppler_page, 1.0, &page_width, &page_height); + double page_width, page_height; + poppler_page_get_size (poppler_page, &page_width, &page_height); if (page_width > page_height) { *width = size; *height = (int) (size * page_height / page_width); @@ -640,8 +605,7 @@ pdf_document_search_idle_callback (void *data) search->pages[search->search_page] = matches; n_pages = pdf_document_get_n_pages (EV_DOCUMENT (search->document)); - changed_page = search->start_page; - + changed_page = search->search_page; search->search_page += 1; if (search->search_page == n_pages) { /* wrap around */ @@ -661,7 +625,9 @@ pdf_document_search_idle_callback (void *data) static PdfDocumentSearch * -pdf_document_search_new (PdfDocument *pdf_document, const char *text) +pdf_document_search_new (PdfDocument *pdf_document, + int start_page, + const char *text) { PdfDocumentSearch *search; int n_pages; @@ -685,8 +651,8 @@ pdf_document_search_new (PdfDocument *pdf_document, const char *text) search, NULL); - search->start_page = pdf_document_get_page (EV_DOCUMENT (pdf_document)); - search->search_page = search->start_page; + search->start_page = start_page; + search->search_page = start_page; return search; } @@ -712,6 +678,7 @@ pdf_document_search_free (PdfDocumentSearch *search) static void pdf_document_find_begin (EvDocumentFind *document, + int page, const char *search_string, gboolean case_sensitive) { @@ -730,19 +697,18 @@ pdf_document_find_begin (EvDocumentFind *document, pdf_document_search_free (pdf_document->search); pdf_document->search = pdf_document_search_new (pdf_document, + page, search_string); } int -pdf_document_find_get_n_results (EvDocumentFind *document_find) +pdf_document_find_get_n_results (EvDocumentFind *document_find, int page) { PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search; int current_page; - current_page = pdf_document_get_page (EV_DOCUMENT (document_find)); - if (search) { - return g_list_length (search->pages[current_page]); + return g_list_length (search->pages[page]); } else { return 0; } @@ -750,29 +716,31 @@ pdf_document_find_get_n_results (EvDocumentFind *document_find) gboolean pdf_document_find_get_result (EvDocumentFind *document_find, + int page, int n_result, - GdkRectangle *rectangle) + EvRectangle *rectangle) { PdfDocument *pdf_document = PDF_DOCUMENT (document_find); PdfDocumentSearch *search = pdf_document->search; + PopplerPage *poppler_page; PopplerRectangle *r; int current_page; - double scale; + double height; if (search == NULL) return FALSE; - current_page = pdf_document_get_page (EV_DOCUMENT (pdf_document)); - r = (PopplerRectangle *) g_list_nth_data (search->pages[current_page], + r = (PopplerRectangle *) g_list_nth_data (search->pages[page], n_result); if (r == NULL) return FALSE; - scale = pdf_document->scale; - rectangle->x = (gint) floor (r->x1 * scale); - rectangle->y = (gint) floor (r->y1 * scale); - rectangle->width = (gint) ceil (r->x2 * scale) - rectangle->x; - rectangle->height = (gint) ceil (r->y2 * scale) - rectangle->y; + poppler_page = poppler_document_get_page (pdf_document->document, page); + poppler_page_get_size (poppler_page, NULL, &height); + rectangle->x1 = r->x1; + rectangle->y1 = height - r->y2; + rectangle->x2 = r->x2; + rectangle->y2 = height - r->y1; return TRUE; } @@ -834,6 +802,45 @@ pdf_document_find_iface_init (EvDocumentFindIface *iface) iface->cancel = pdf_document_find_cancel; } +static void +pdf_document_ps_exporter_begin (EvPSExporter *exporter, const char *filename) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (exporter); + int n_pages; + + n_pages = pdf_document_get_n_pages (EV_DOCUMENT (exporter)); + pdf_document->ps_file = poppler_ps_file_new (pdf_document->document, + filename, n_pages); +} + +static void +pdf_document_ps_exporter_do_page (EvPSExporter *exporter, int page) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (exporter); + PopplerPage *poppler_page; + + g_return_if_fail (pdf_document->ps_file != NULL); + + poppler_page = poppler_document_get_page (pdf_document->document, page); + poppler_page_render_to_ps (poppler_page, pdf_document->ps_file); +} + +static void +pdf_document_ps_exporter_end (EvPSExporter *exporter) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (exporter); + + poppler_ps_file_free (pdf_document->ps_file); + pdf_document->ps_file = NULL; +} + +static void +pdf_document_ps_exporter_iface_init (EvPSExporterIface *iface) +{ + iface->begin = pdf_document_ps_exporter_begin; + iface->do_page = pdf_document_ps_exporter_do_page; + iface->end = pdf_document_ps_exporter_end; +} PdfDocument * pdf_document_new (void)