]> www.fi.muni.cz Git - evince.git/blobdiff - pdf/ev-poppler.cc
Implement xyz links, still not functional. Links are a total mess, will
[evince.git] / pdf / ev-poppler.cc
index be2de7deb2993be1c56e65b878b5a4b7ef106439..769c78a7a1f684973f1e3eaf0b1a742344e158f5 100644 (file)
@@ -57,9 +57,6 @@ struct _PdfDocument
        PopplerPSFile *ps_file;
        gchar *password;
 
-       PopplerOrientation orientation;
-       gboolean orientation_set;
-
        PopplerFontInfo *font_info;
        PopplerFontsIter *fonts_iter;
        int fonts_scanned_pages;
@@ -106,6 +103,20 @@ G_DEFINE_TYPE_WITH_CODE (PdfDocument, pdf_document, G_TYPE_OBJECT,
                                                        pdf_selection_iface_init);
                         });
 
+
+static void
+set_rc_data (PdfDocument     *pdf_document,
+            EvRenderContext *rc)
+{
+       if (rc->data == NULL) {
+               rc->data = poppler_document_get_page (pdf_document->document,
+                                                     rc->page);
+               rc->destroy = g_object_unref;
+       } else {
+               g_assert (rc->page == poppler_page_get_index (POPPLER_PAGE (rc->data)));
+       }
+}
+
 static void
 pdf_document_search_free (PdfDocumentSearch   *search)
 {
@@ -207,24 +218,6 @@ pdf_document_save (EvDocument  *document,
        return retval;
 }
 
-static PopplerOrientation
-get_document_orientation (PdfDocument *pdf_document)
-{
-       PopplerOrientation orientation;
-       PopplerPage *page;
-
-       /* Should prolly be smarter here and check more than first page */
-       page = poppler_document_get_page (pdf_document->document, 0);
-       if (page) {
-               orientation = poppler_page_get_orientation (page);
-       } else {
-               orientation = POPPLER_ORIENTATION_PORTRAIT;
-       }
-       g_object_unref (page);
-
-       return orientation;
-}
-
 static gboolean
 pdf_document_load (EvDocument   *document,
                   const char   *uri,
@@ -250,15 +243,6 @@ pdf_document_get_n_pages (EvDocument *document)
        return poppler_document_get_n_pages (PDF_DOCUMENT (document)->document);
 }
 
-/* FIXME This should not be necessary, poppler should rember it */
-static void
-set_page_orientation (PdfDocument *pdf_document, PopplerPage *page)
-{
-       if (pdf_document->orientation_set) {
-               poppler_page_set_orientation (page, pdf_document->orientation);
-       }
-}
-
 static void
 pdf_document_get_page_size (EvDocument   *document,
                            int           page,
@@ -269,7 +253,6 @@ pdf_document_get_page_size (EvDocument   *document,
        PopplerPage *poppler_page;
 
        poppler_page = poppler_document_get_page (pdf_document->document, page);
-       set_page_orientation (pdf_document, poppler_page);
        poppler_page_get_size (poppler_page, width, height);
        g_object_unref (poppler_page);
 }
@@ -337,31 +320,35 @@ pdf_document_render_pixbuf (EvDocument   *document,
                            EvRenderContext *rc)
 {
        PdfDocument *pdf_document;
-       PopplerPage *poppler_page;
        GdkPixbuf *pixbuf;
        double width_points, height_points;
        gint width, height;
 
        pdf_document = PDF_DOCUMENT (document);
-       poppler_page = poppler_document_get_page (pdf_document->document,
-                                                 rc->page);
-       set_page_orientation (pdf_document, poppler_page);
 
-       poppler_page_get_size (poppler_page, &width_points, &height_points);
-       width = (int) ((width_points * rc->scale) + 0.5);
-       height = (int) ((height_points * rc->scale) + 0.5);
+       set_rc_data (pdf_document, rc);
+
+       poppler_page_get_size (POPPLER_PAGE (rc->data), &width_points, &height_points);
+
+       if (rc->rotation == 90 || rc->rotation == 270) {
+               width = (int) ((height_points * rc->scale) + 0.5);
+               height = (int) ((width_points * rc->scale) + 0.5);
+       } else {
+               width = (int) ((width_points * rc->scale) + 0.5);
+               height = (int) ((height_points * rc->scale) + 0.5);
+       }
 
        pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB,
                                 FALSE, 8,
                                 width, height);
 
-       poppler_page_render_to_pixbuf (poppler_page,
+       poppler_page_render_to_pixbuf (POPPLER_PAGE (rc->data),
                                       0, 0,
                                       width, height,
                                       rc->scale,
+                                      rc->rotation,
                                       pixbuf);
        
-       g_object_unref (poppler_page);
        
        return pixbuf;
 }
@@ -540,7 +527,6 @@ pdf_document_get_text (EvDocument *document, int page, EvRectangle *rect)
        char *text;
        
        poppler_page = poppler_document_get_page (pdf_document->document, page);
-       set_page_orientation (pdf_document, poppler_page);
        g_return_val_if_fail (poppler_page != NULL, NULL);
 
        poppler_page_get_size (poppler_page, NULL, &height);
@@ -556,63 +542,6 @@ pdf_document_get_text (EvDocument *document, int page, EvRectangle *rect)
        return text;
 }
 
-static EvOrientation
-pdf_document_get_orientation (EvDocument *document)
-{
-       EvOrientation result;
-       PdfDocument *pdf_document = PDF_DOCUMENT (document);
-
-       if (!pdf_document->orientation_set) {
-               pdf_document->orientation = get_document_orientation (pdf_document);
-       }
-       
-       switch (pdf_document->orientation) {
-       case POPPLER_ORIENTATION_PORTRAIT:
-               result = EV_ORIENTATION_PORTRAIT;
-               break;
-       case POPPLER_ORIENTATION_LANDSCAPE:
-               result = EV_ORIENTATION_LANDSCAPE;
-               break;
-       case POPPLER_ORIENTATION_UPSIDEDOWN:
-               result = EV_ORIENTATION_UPSIDEDOWN;
-               break;
-       case POPPLER_ORIENTATION_SEASCAPE:
-               result = EV_ORIENTATION_SEASCAPE;
-               break;
-       default:
-               g_assert_not_reached ();
-       }
-
-       return result;
-}
-
-static void
-pdf_document_set_orientation (EvDocument *document, EvOrientation orientation)
-{
-       PdfDocument *pdf_document = PDF_DOCUMENT (document);
-       PopplerOrientation poppler_orientation;
-
-       switch (orientation) {
-       case EV_ORIENTATION_PORTRAIT:
-               poppler_orientation = POPPLER_ORIENTATION_PORTRAIT;
-               break;
-       case EV_ORIENTATION_LANDSCAPE:
-               poppler_orientation = POPPLER_ORIENTATION_LANDSCAPE;
-               break;
-       case EV_ORIENTATION_UPSIDEDOWN:
-               poppler_orientation = POPPLER_ORIENTATION_UPSIDEDOWN;
-               break;
-       case EV_ORIENTATION_SEASCAPE:
-               poppler_orientation = POPPLER_ORIENTATION_SEASCAPE;
-               break;
-       default:
-               g_assert_not_reached ();
-       }
-
-       pdf_document->orientation = poppler_orientation;
-       pdf_document->orientation_set = TRUE;
-}
-
 static void
 pdf_document_document_iface_init (EvDocumentIface *iface)
 {
@@ -626,8 +555,6 @@ pdf_document_document_iface_init (EvDocumentIface *iface)
        iface->get_text = pdf_document_get_text;
        iface->can_get_text = pdf_document_can_get_text;
        iface->get_info = pdf_document_get_info;
-       iface->set_orientation = pdf_document_set_orientation;
-       iface->get_orientation = pdf_document_get_orientation;
 };
 
 static void
@@ -698,7 +625,7 @@ font_type_to_string (PopplerFontType type)
        case POPPLER_FONT_TYPE_CID_TYPE2:
                return _("TrueType (CID)");
        default:
-               return _("Unknown font type ");
+               return _("Unknown font type");
        }
 }
 
@@ -776,18 +703,94 @@ pdf_document_links_has_document_links (EvDocumentLinks *document_links)
 }
 
 static EvLink *
-ev_link_from_action (PopplerAction *action)
+ev_link_from_dest (PopplerAction *action)
 {
        EvLink *link;
+       const char *unimplemented_dest = NULL;
+
+       switch (action->goto_dest.dest->type) {
+       case POPPLER_DEST_UNKNOWN:
+               unimplemented_dest = "POPPLER_DEST_UNKNOWN";
+               break;
+       case POPPLER_DEST_XYZ:
+               link = ev_link_new_page_xyz (action->any.title,
+                                            action->goto_dest.dest->page_num - 1,
+                                            action->goto_dest.dest->left,
+                                            action->goto_dest.dest->top,
+                                            action->goto_dest.dest->zoom);
+               break;
+       case POPPLER_DEST_FIT:
+               unimplemented_dest = "POPPLER_DEST_FIT";
+               break;
+       case POPPLER_DEST_FITH:
+               unimplemented_dest = "POPPLER_DEST_FITH";
+               break;
+       case POPPLER_DEST_FITV:
+               unimplemented_dest = "POPPLER_DEST_FITV";
+               break;
+       case POPPLER_DEST_FITR:
+               unimplemented_dest = "POPPLER_DEST_FITR";
+               break;
+       case POPPLER_DEST_FITB:
+               unimplemented_dest = "POPPLER_DEST_FITB";
+               break;
+       case POPPLER_DEST_FITBH:
+               unimplemented_dest = "POPPLER_DEST_FITBH";
+               break;
+       case POPPLER_DEST_FITBV:
+               unimplemented_dest = "POPPLER_DEST_FITBV";
+               break;
+       }
+
+       if (unimplemented_dest) {
+               g_warning ("Unimplemented destination: %s, please post a bug report with a testcase.",
+                          unimplemented_dest);
+       }
+
+       link = ev_link_new_page (action->any.title, action->goto_dest.dest->page_num - 1);
+
+       return link;
+}
+
+static EvLink *
+ev_link_from_action (PopplerAction *action)
+{
+       EvLink *link = NULL;
        const char *title;
+       const char *unimplemented_action = NULL;
 
        title = action->any.title;
-       
-       if (action->type == POPPLER_ACTION_GOTO_DEST) {
-               link = ev_link_new_page (title, action->goto_dest.dest->page_num - 1);
-       } else if (action->type == POPPLER_ACTION_URI) {
+
+       switch (action->type) {
+       case POPPLER_ACTION_UNKNOWN:
+               g_warning ("Unknown action"); 
+               break;
+       case POPPLER_ACTION_GOTO_DEST:
+               link = ev_link_from_dest (action);
+               break;
+       case POPPLER_ACTION_GOTO_REMOTE:
+               unimplemented_action = "POPPLER_ACTION_GOTO_REMOTE";
+               break;
+       case POPPLER_ACTION_LAUNCH:
+               unimplemented_action = "POPPLER_ACTION_LAUNCH";
+               break;
+       case POPPLER_ACTION_URI:
                link = ev_link_new_external (title, action->uri.uri);
-       } else {
+               break;
+       case POPPLER_ACTION_NAMED:
+               unimplemented_action = "POPPLER_ACTION_NAMED";
+               break;
+       case POPPLER_ACTION_MOVIE:
+               unimplemented_action = "POPPLER_ACTION_MOVIE";
+               break;
+       }
+
+       if (unimplemented_action) {
+               g_warning ("Unimplemented action: %s, please post a bug report with a testcase.",
+                          unimplemented_action);
+       }
+
+       if (link == NULL) {
                link = ev_link_new_title (title);
        }
 
@@ -861,10 +864,11 @@ pdf_document_document_links_iface_init (EvDocumentLinksIface *iface)
 }
 
 static GdkPixbuf *
-make_thumbnail_for_size (PdfDocument *pdf_document,
-                        gint         page,
-                        gint         size,
-                        gboolean     border)
+make_thumbnail_for_size (PdfDocument   *pdf_document,
+                        gint           page,
+                        int            rotation,
+                        gint           size,
+                        gboolean       border)
 {
        PopplerPage *poppler_page;
        GdkPixbuf *pixbuf, *sub_pixbuf;
@@ -873,20 +877,30 @@ make_thumbnail_for_size (PdfDocument *pdf_document,
        gdouble unscaled_width, unscaled_height;
 
        poppler_page = poppler_document_get_page (pdf_document->document, page);
-       set_page_orientation (pdf_document, poppler_page);
        g_return_val_if_fail (poppler_page != NULL, NULL);
 
-       pdf_document_thumbnails_get_dimensions (EV_DOCUMENT_THUMBNAILS (pdf_document), page, size, &width, &height);
+       pdf_document_thumbnails_get_dimensions (EV_DOCUMENT_THUMBNAILS (pdf_document), page,
+                                               size, &width, &height);
        poppler_page_get_size (poppler_page, &unscaled_width, &unscaled_height);
        scale = width / unscaled_width;
 
        if (border) {
-               pixbuf = ev_document_misc_get_thumbnail_frame (width, height, NULL);
+               pixbuf = ev_document_misc_get_thumbnail_frame (width, height, rotation, NULL);
 
+               width = gdk_pixbuf_get_width (pixbuf);
+               height = gdk_pixbuf_get_height (pixbuf);
                sub_pixbuf = gdk_pixbuf_new_subpixbuf (pixbuf,
                                                       1, 1,
                                                       width - 1, height - 1);
        } else {
+               /* rotate */
+               if (rotation == 90 || rotation == 270) {
+                       int temp;
+                       temp = width;
+                       width = height;
+                       height = temp;
+               }
+
                pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
                                         width, height);
                gdk_pixbuf_fill (pixbuf, 0xffffffff);
@@ -897,7 +911,7 @@ make_thumbnail_for_size (PdfDocument *pdf_document,
 
        poppler_page_render_to_pixbuf (poppler_page, 0, 0,
                                       width, height,
-                                      scale, sub_pixbuf);
+                                      scale, rotation, sub_pixbuf);
 
        g_object_unref (G_OBJECT (sub_pixbuf));
 
@@ -908,6 +922,7 @@ make_thumbnail_for_size (PdfDocument *pdf_document,
 static GdkPixbuf *
 pdf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document_thumbnails,
                                       gint                  page,
+                                      gint                  rotation,
                                       gint                  size,
                                       gboolean              border)
 {
@@ -918,7 +933,6 @@ pdf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document_thumbnails
        pdf_document = PDF_DOCUMENT (document_thumbnails);
 
        poppler_page = poppler_document_get_page (pdf_document->document, page);
-       set_page_orientation (pdf_document, poppler_page);
        g_return_val_if_fail (poppler_page != NULL, NULL);
 
        pixbuf = poppler_page_get_thumbnail (poppler_page);
@@ -928,13 +942,13 @@ pdf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document_thumbnails
                if (border) {
                        GdkPixbuf *real_pixbuf;
 
-                       real_pixbuf = ev_document_misc_get_thumbnail_frame (-1, -1, pixbuf);
+                       real_pixbuf = ev_document_misc_get_thumbnail_frame (-1, -1, rotation, pixbuf);
                        g_object_unref (pixbuf);
                        pixbuf = real_pixbuf;
                }
        } else {
                /* There is no provided thumbnail.  We need to make one. */
-               pixbuf = make_thumbnail_for_size (pdf_document, page, size, border);
+               pixbuf = make_thumbnail_for_size (pdf_document, page, rotation, size, border);
        }
 
        g_object_unref (poppler_page);
@@ -955,7 +969,6 @@ pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnail
        
        pdf_document = PDF_DOCUMENT (document_thumbnails);
        poppler_page = poppler_document_get_page (pdf_document->document, page);
-       set_page_orientation (pdf_document, poppler_page);
 
        g_return_if_fail (width != NULL);
        g_return_if_fail (height != NULL);
@@ -997,7 +1010,6 @@ pdf_document_search_idle_callback (void *data)
 
        page = poppler_document_get_page (search->document->document,
                                          search->search_page);
-       set_page_orientation (pdf_document, page);
 
        ev_document_doc_mutex_lock ();
        matches = poppler_page_find_text (page, search->text);
@@ -1117,7 +1129,6 @@ pdf_document_find_get_result (EvDocumentFind *document_find,
                return FALSE;
 
        poppler_page = poppler_document_get_page (pdf_document->document, page);
-       set_page_orientation (pdf_document, poppler_page);
        poppler_page_get_size (poppler_page, NULL, &height);
        rectangle->x1 = r->x1;
        rectangle->y1 = height - r->y2;
@@ -1187,25 +1198,27 @@ pdf_document_find_iface_init (EvDocumentFindIface *iface)
 
 static void
 pdf_document_ps_exporter_begin (EvPSExporter *exporter, const char *filename,
-                               int first_page, int last_page)
+                               int first_page, int last_page,
+                               double width, double height, gboolean duplex)
 {
        PdfDocument *pdf_document = PDF_DOCUMENT (exporter);
        
        pdf_document->ps_file = poppler_ps_file_new (pdf_document->document, filename,
                                                     first_page,
                                                     last_page - first_page + 1);
+       poppler_ps_file_set_paper_size (pdf_document->ps_file, width, height);
+       poppler_ps_file_set_duplex (pdf_document->ps_file, duplex);
 }
 
 static void
-pdf_document_ps_exporter_do_page (EvPSExporter *exporter, int page)
+pdf_document_ps_exporter_do_page (EvPSExporter *exporter, EvRenderContext *rc)
 {
        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);
-       set_page_orientation (pdf_document, poppler_page);
+       poppler_page = poppler_document_get_page (pdf_document->document, rc->page);
        poppler_page_render_to_ps (poppler_page, pdf_document->ps_file);
        g_object_unref (poppler_page);
 }
@@ -1233,19 +1246,18 @@ pdf_selection_render_selection (EvSelection      *selection,
                                EvRenderContext  *rc,
                                GdkPixbuf       **pixbuf,
                                EvRectangle      *points,
-                               EvRectangle      *old_points)
+                               EvRectangle      *old_points,
+                               GdkColor        *text,
+                               GdkColor        *base)
 {
        PdfDocument *pdf_document;
-       PopplerPage *poppler_page;
        double width_points, height_points;
        gint width, height;
 
        pdf_document = PDF_DOCUMENT (selection);
-       poppler_page = poppler_document_get_page (pdf_document->document,
-                                                 rc->page);
-       set_page_orientation (pdf_document, poppler_page);
+       set_rc_data (pdf_document, rc);
 
-       poppler_page_get_size (poppler_page, &width_points, &height_points);
+       poppler_page_get_size (POPPLER_PAGE (rc->data), &width_points, &height_points);
        width = (int) ((width_points * rc->scale) + 0.5);
        height = (int) ((height_points * rc->scale) + 0.5);
 
@@ -1255,12 +1267,12 @@ pdf_selection_render_selection (EvSelection      *selection,
                                           width, height);
        }
        
-       poppler_page_render_selection (poppler_page,
-                                      rc->scale, *pixbuf,
+       poppler_page_render_selection (POPPLER_PAGE (rc->data),
+                                      rc->scale, rc->rotation, *pixbuf,
                                       (PopplerRectangle *)points,
-                                      (PopplerRectangle *)old_points);
-       g_object_unref (poppler_page);
-
+                                      (PopplerRectangle *)old_points,
+                                      text,
+                                      base);
 }
 
 
@@ -1270,16 +1282,13 @@ pdf_selection_get_selection_region (EvSelection     *selection,
                                    EvRectangle     *points)
 {
        PdfDocument *pdf_document;
-       PopplerPage *poppler_page;
        GdkRegion *retval;
 
        pdf_document = PDF_DOCUMENT (selection);
-       poppler_page = poppler_document_get_page (pdf_document->document,
-                                                 rc->page);
-       set_page_orientation (pdf_document, poppler_page);
 
-       retval = poppler_page_get_selection_region (poppler_page, rc->scale, (PopplerRectangle *) points);
-       g_object_unref (poppler_page);
+       set_rc_data (pdf_document, rc);
+
+       retval = poppler_page_get_selection_region ((PopplerPage *)rc->data, rc->scale, (PopplerRectangle *) points);
 
        return retval;
 }
@@ -1296,7 +1305,6 @@ pdf_selection_get_selection_map (EvSelection     *selection,
        pdf_document = PDF_DOCUMENT (selection);
        poppler_page = poppler_document_get_page (pdf_document->document,
                                                  rc->page);
-       set_page_orientation (pdf_document, poppler_page);
 
        points.x1 = 0.0;
        points.y1 = 0.0;