Do not render images when rendering the page but on demand. It reduces the

[evince.git] / backend / pdf / ev-poppler.cc

diff --git a/backend/pdf/ev-poppler.cc b/backend/pdf/ev-poppler.cc
index 5b0398047c458ec8e84f286739270951c9b20a58..88854114ad6b3d5c7e13ec83b2e3d457fa9db7c3 100644 (file)
--- a/backend/pdf/ev-poppler.cc
+++ b/backend/pdf/ev-poppler.cc
@@ -45,6 +45,7 @@
 #include "ev-document-transition.h"
 #include "ev-document-forms.h"
 #include "ev-selection.h"
+#include "ev-transition-effect.h"
 #include "ev-attachment.h"
 #include "ev-image.h"
 
@@ -1155,8 +1156,8 @@ pdf_document_document_links_iface_init (EvDocumentLinksIface *iface)
 }
 
 static GList *
-pdf_document_images_get_images (EvDocumentImages *document_images,
-                               gint              page)
+pdf_document_images_get_image_mapping (EvDocumentImages *document_images,
+                                      gint              page)
 {
        GList *retval = NULL;
        PdfDocument *pdf_document;
@@ -1175,8 +1176,11 @@ pdf_document_images_get_images (EvDocumentImages *document_images,
                image_mapping = (PopplerImageMapping *)list->data;
 
                ev_image_mapping = g_new (EvImageMapping, 1);
-               
+#ifdef HAVE_POPPLER_PAGE_GET_IMAGE
+               ev_image_mapping->image = ev_image_new (page, image_mapping->image_id);
+#else
                ev_image_mapping->image = ev_image_new_from_pixbuf (image_mapping->image);
+#endif
                ev_image_mapping->x1 = image_mapping->area.x1;
                ev_image_mapping->x2 = image_mapping->area.x2;
                ev_image_mapping->y1 = image_mapping->area.y1;
@@ -1191,10 +1195,39 @@ pdf_document_images_get_images (EvDocumentImages *document_images,
        return retval;
 }
 
+GdkPixbuf *
+pdf_document_images_get_image (EvDocumentImages *document_images,
+                              EvImage          *image)
+{
+#ifdef HAVE_POPPLER_PAGE_GET_IMAGE
+       PdfDocument     *pdf_document;
+       PopplerPage     *poppler_page;
+       cairo_surface_t *surface;
+       GdkPixbuf       *retval = NULL;
+
+       pdf_document = PDF_DOCUMENT (document_images);
+       poppler_page = poppler_document_get_page (pdf_document->document,
+                                                 ev_image_get_page (image));
+
+       surface = poppler_page_get_image (poppler_page, ev_image_get_id (image));
+       if (surface) {
+               retval = ev_document_misc_pixbuf_from_surface (surface);
+               cairo_surface_destroy (surface);
+       }
+
+       g_object_unref (poppler_page);
+
+       return retval;
+#else
+       return GDK_PIXBUF (g_object_ref (ev_image_get_pixbuf (image)));
+#endif /* HAVE_POPPLER_PAGE_GET_IMAGE */
+}
+
 static void
 pdf_document_document_images_iface_init (EvDocumentImagesIface *iface)
 {
-       iface->get_images = pdf_document_images_get_images;
+       iface->get_image_mapping = pdf_document_images_get_image_mapping;
+       iface->get_image = pdf_document_images_get_image;
 }
 
 static GdkPixbuf *
@@ -1967,10 +2000,49 @@ pdf_document_get_page_duration (EvDocumentTransition *trans,
        return duration;
 }
 
+static EvTransitionEffect *
+pdf_document_get_effect (EvDocumentTransition *trans,
+                        gint                  page)
+{
+       PdfDocument            *pdf_document;
+       PopplerPage            *poppler_page;
+       PopplerPageTransition  *page_transition;
+       EvTransitionEffect     *effect;
+
+       pdf_document = PDF_DOCUMENT (trans);
+       poppler_page = poppler_document_get_page (pdf_document->document, page);
+
+       if (!poppler_page)
+               return NULL;
+
+       page_transition = poppler_page_get_transition (poppler_page);
+
+       if (!page_transition) {
+               g_object_unref (poppler_page);
+               return NULL;
+       }
+
+       /* enums in PopplerPageTransition match the EvTransitionEffect ones */
+       effect = ev_transition_effect_new ((EvTransitionEffectType) page_transition->type,
+                                          "alignment", page_transition->alignment,
+                                          "direction", page_transition->direction,
+                                          "duration", page_transition->duration,
+                                          "angle", page_transition->angle,
+                                          "scale", page_transition->scale,
+                                          "rectangular", page_transition->rectangular,
+                                          NULL);
+
+       poppler_page_transition_free (page_transition);
+       g_object_unref (poppler_page);
+
+       return effect;
+}
+
 static void
 pdf_document_page_transition_iface_init (EvDocumentTransitionIface *iface)
 {
        iface->get_page_duration = pdf_document_get_page_duration;
+       iface->get_effect = pdf_document_get_effect;
 }
 
 /* Forms */