diff options
Diffstat (limited to 'backend/pdf/ev-poppler.cc')
| -rw-r--r-- | backend/pdf/ev-poppler.cc | 201 |
1 files changed, 24 insertions, 177 deletions
diff --git a/backend/pdf/ev-poppler.cc b/backend/pdf/ev-poppler.cc index 4687ac2..983298e 100644 --- a/backend/pdf/ev-poppler.cc +++ b/backend/pdf/ev-poppler.cc @@ -1364,195 +1364,42 @@ pdf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface) } -static gboolean -pdf_document_search_idle_callback (void *data) -{ - PdfDocumentSearch *search = (PdfDocumentSearch*) data; - PdfDocument *pdf_document = search->document; - int n_pages; - GList *matches; - PopplerPage *page; - - page = poppler_document_get_page (search->document->document, - search->search_page); - - ev_document_doc_mutex_lock (); - matches = poppler_page_find_text (page, search->text); - ev_document_doc_mutex_unlock (); - - g_object_unref (page); - - search->pages[search->search_page] = matches; - ev_document_find_changed (EV_DOCUMENT_FIND (pdf_document), - search->search_page); - - n_pages = pdf_document_get_n_pages (EV_DOCUMENT (search->document)); - search->search_page += 1; - if (search->search_page == n_pages) { - /* wrap around */ - search->search_page = 0; - } - - if (search->search_page != search->start_page) { - return TRUE; - } - - /* We're done. */ - search->idle = 0; /* will return FALSE to remove */ - return FALSE; -} - - -static PdfDocumentSearch * -pdf_document_search_new (PdfDocument *pdf_document, - int start_page, - const char *text) -{ - PdfDocumentSearch *search; - int n_pages; - int i; - - n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document)); - - search = g_new0 (PdfDocumentSearch, 1); - - search->text = g_strdup (text); - search->pages = g_new0 (GList *, n_pages); - search->document = pdf_document; - - /* We add at low priority so the progress bar repaints */ - search->idle = g_idle_add_full (G_PRIORITY_LOW, - pdf_document_search_idle_callback, - search, - NULL); - - search->start_page = start_page; - search->search_page = start_page; - - return search; -} - -static void -pdf_document_find_begin (EvDocumentFind *document, - int page, - const char *search_string, - gboolean case_sensitive) -{ - PdfDocument *pdf_document = PDF_DOCUMENT (document); - - /* FIXME handle case_sensitive (right now XPDF - * code is always case insensitive for ASCII - * and case sensitive for all other languaages) - */ - - if (pdf_document->search && - strcmp (search_string, pdf_document->search->text) == 0) - return; - - if (pdf_document->search) - pdf_document_search_free (pdf_document->search); - - pdf_document->search = pdf_document_search_new (pdf_document, - page, - search_string); -} - -static int -pdf_document_find_get_n_results (EvDocumentFind *document_find, int page) -{ - PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search; - - if (search) { - return g_list_length (search->pages[page]); - } else { - return 0; - } -} - -static gboolean -pdf_document_find_get_result (EvDocumentFind *document_find, - int page, - int n_result, - EvRectangle *rectangle) +static GList * +pdf_document_find_find_text (EvDocumentFind *document_find, + EvPage *page, + const gchar *text, + gboolean case_sensitive) { - PdfDocument *pdf_document = PDF_DOCUMENT (document_find); - PdfDocumentSearch *search = pdf_document->search; + GList *matches, *l; PopplerPage *poppler_page; - PopplerRectangle *r; - double height; - - if (search == NULL) - return FALSE; + gdouble height; + + g_return_val_if_fail (POPPLER_IS_PAGE (page->backend_page), NULL); + g_return_val_if_fail (text != NULL, NULL); - r = (PopplerRectangle *) g_list_nth_data (search->pages[page], - n_result); - if (r == NULL) - return FALSE; + poppler_page = POPPLER_PAGE (page->backend_page); + + matches = poppler_page_find_text (poppler_page, text); + if (!matches) + return NULL; - 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; - g_object_unref (poppler_page); - - return TRUE; -} - -static int -pdf_document_find_page_has_results (EvDocumentFind *document_find, - int page) -{ - PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search; + for (l = matches; l && l->data; l = g_list_next (l)) { + PopplerRectangle *rect = (PopplerRectangle *)l->data; + gdouble tmp; - return search && search->pages[page] != NULL; -} - -static double -pdf_document_find_get_progress (EvDocumentFind *document_find) -{ - PdfDocumentSearch *search; - int n_pages, pages_done; - - search = PDF_DOCUMENT (document_find)->search; - - if (search == NULL) { - return 0; - } - - n_pages = pdf_document_get_n_pages (EV_DOCUMENT (document_find)); - if (search->search_page > search->start_page) { - pages_done = search->search_page - search->start_page + 1; - } else if (search->search_page == search->start_page) { - pages_done = n_pages; - } else { - pages_done = n_pages - search->start_page + search->search_page; - } - - return pages_done / (double) n_pages; -} - -static void -pdf_document_find_cancel (EvDocumentFind *document) -{ - PdfDocument *pdf_document = PDF_DOCUMENT (document); - - if (pdf_document->search) { - pdf_document_search_free (pdf_document->search); - pdf_document->search = NULL; + tmp = rect->y1; + rect->y1 = height - rect->y2; + rect->y2 = height - tmp; } + + return matches; } static void pdf_document_find_iface_init (EvDocumentFindIface *iface) { - iface->begin = pdf_document_find_begin; - iface->get_n_results = pdf_document_find_get_n_results; - iface->get_result = pdf_document_find_get_result; - iface->page_has_results = pdf_document_find_page_has_results; - iface->get_progress = pdf_document_find_get_progress; - iface->cancel = pdf_document_find_cancel; + iface->find_text = pdf_document_find_find_text; } static void |