diff options
Diffstat (limited to 'backend')
| -rw-r--r-- | backend/pdf/ev-poppler.cc | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/backend/pdf/ev-poppler.cc b/backend/pdf/ev-poppler.cc index df5573b..f457d64 100644 --- a/backend/pdf/ev-poppler.cc +++ b/backend/pdf/ev-poppler.cc @@ -110,6 +110,7 @@ struct _PdfDocument PdfPrintContext *print_ctx; GList *layers; + GHashTable *annots; }; static void pdf_document_security_iface_init (EvDocumentSecurityInterface *iface); @@ -187,6 +188,11 @@ pdf_document_dispose (GObject *object) pdf_document->print_ctx = NULL; } + if (pdf_document->annots) { + g_hash_table_destroy (pdf_document->annots); + pdf_document->annots = NULL; + } + if (pdf_document->document) { g_object_unref (pdf_document->document); } @@ -2681,6 +2687,7 @@ pdf_document_annotations_get_annotations (EvDocumentAnnotations *document_annota GList *retval = NULL; PdfDocument *pdf_document; PopplerPage *poppler_page; + EvMappingList *mapping_list; GList *annots; GList *list; gdouble height; @@ -2688,6 +2695,14 @@ pdf_document_annotations_get_annotations (EvDocumentAnnotations *document_annota pdf_document = PDF_DOCUMENT (document_annotations); poppler_page = POPPLER_PAGE (page->backend_page); + + if (pdf_document->annots) { + mapping_list = (EvMappingList *)g_hash_table_lookup (pdf_document->annots, + GINT_TO_POINTER (page->index)); + if (mapping_list) + return ev_mapping_list_ref (mapping_list); + } + annots = poppler_page_get_annot_mapping (poppler_page); poppler_page_get_size (poppler_page, NULL, &height); @@ -2725,7 +2740,22 @@ pdf_document_annotations_get_annotations (EvDocumentAnnotations *document_annota poppler_page_free_annot_mapping (annots); - return ev_mapping_list_new (page->index, g_list_reverse (retval), (GDestroyNotify)g_object_unref); + if (!retval) + return NULL; + + if (!pdf_document->annots) { + pdf_document->annots = g_hash_table_new_full (g_direct_hash, + g_direct_equal, + (GDestroyNotify)NULL, + (GDestroyNotify)ev_mapping_list_unref); + } + + mapping_list = ev_mapping_list_new (page->index, g_list_reverse (retval), (GDestroyNotify)g_object_unref); + g_hash_table_insert (pdf_document->annots, + GINT_TO_POINTER (page->index), + ev_mapping_list_ref (mapping_list)); + + return mapping_list; } static void |