merge evince-threads branch

[evince.git] / backend / ev-document.c

diff --git a/backend/ev-document.c b/backend/ev-document.c
index 51099692635da14e8afd04cecbc70510c11703e6..6238ac54b93d01f6e8d0b0c31adfb303f5ca3150 100644 (file)
--- a/backend/ev-document.c
+++ b/backend/ev-document.c
@@ -21,7 +21,9 @@
 #include "config.h"
 
 #include "ev-document.h"
+
 #include "ev-backend-marshalers.h"
+#include "ev-job-queue.h"
 
 static void ev_document_class_init (gpointer g_class);
 
@@ -33,7 +35,10 @@ enum
 };
 
 static guint signals[LAST_SIGNAL] = { 0 };
+GMutex *ev_doc_mutex = NULL;
+
 
+#define LOG(x) 
 GType
 ev_document_get_type (void)
 {
@@ -98,13 +103,46 @@ ev_document_class_init (gpointer g_class)
                                                     G_PARAM_READABLE));
 }
 
+#define PAGE_CACHE_STRING "ev-page-cache"
+
+EvPageCache *
+ev_document_get_page_cache (EvDocument *document)
+{
+       EvPageCache *page_cache;
+
+       g_return_val_if_fail (EV_IS_DOCUMENT (document), NULL);
+
+       page_cache = g_object_get_data (G_OBJECT (document), PAGE_CACHE_STRING);
+       if (page_cache == NULL) {
+               page_cache = _ev_page_cache_new (document);
+               g_object_set_data_full (G_OBJECT (document), PAGE_CACHE_STRING, page_cache, g_object_unref);
+       }
+
+       return page_cache;
+}
+
+GMutex *
+ev_document_get_doc_mutex (void)
+{
+       if (ev_doc_mutex == NULL) {
+               ev_doc_mutex = g_mutex_new ();
+       }
+       return ev_doc_mutex;
+}
+
+
 gboolean
 ev_document_load (EvDocument  *document,
                  const char  *uri,
                  GError     **error)
 {
        EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
-       return iface->load (document, uri, error);
+       gboolean retval;
+       LOG ("ev_document_load");
+       retval = iface->load (document, uri, error);
+       /* Call this to make the initial cached copy */
+       ev_document_get_page_cache (document);
+       return retval;
 }
 
 gboolean
@@ -113,7 +151,12 @@ ev_document_save (EvDocument  *document,
                  GError     **error)
 {
        EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
-       return iface->save (document, uri, error);
+       gboolean retval;
+
+       LOG ("ev_document_save");
+       retval = iface->save (document, uri, error);
+
+       return retval;
 }
 
 char *
@@ -121,6 +164,7 @@ ev_document_get_title (EvDocument  *document)
 {
        char *title;
 
+       LOG ("ev_document_get_title");
        g_object_get (document, "title", &title, NULL);
 
        return title;
@@ -130,7 +174,12 @@ int
 ev_document_get_n_pages (EvDocument  *document)
 {
        EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
-       return iface->get_n_pages (document);
+       gint retval;
+
+       LOG ("ev_document_get_n_pages");
+       retval = iface->get_n_pages (document);
+
+       return retval;
 }
 
 void
@@ -138,6 +187,8 @@ ev_document_set_page (EvDocument  *document,
                      int          page)
 {
        EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
+
+       LOG ("ev_document_set_page");
        iface->set_page (document, page);
 }
 
@@ -145,7 +196,12 @@ int
 ev_document_get_page (EvDocument *document)
 {
        EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
-       return iface->get_page (document);
+       int retval;
+
+       LOG ("ev_document_get_page");
+       retval = iface->get_page (document);
+
+       return retval;
 }
 
 void
@@ -153,6 +209,8 @@ ev_document_set_target (EvDocument  *document,
                        GdkDrawable *target)
 {
        EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
+
+       LOG ("ev_document_set_target");
        iface->set_target (document, target);
 }
 
@@ -161,6 +219,8 @@ ev_document_set_scale (EvDocument   *document,
                       double        scale)
 {
        EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
+
+       LOG ("ev_document_set_scale");
        iface->set_scale (document, scale);
 }
 
@@ -170,6 +230,8 @@ ev_document_set_page_offset (EvDocument  *document,
                             int          y)
 {
        EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
+
+       LOG ("ev_document_set_page_offset");
        iface->set_page_offset (document, x, y);
 }
 
@@ -180,6 +242,8 @@ ev_document_get_page_size   (EvDocument   *document,
                             int          *height)
 {
        EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
+
+       LOG ("ev_document_get_page_size");
        iface->get_page_size (document, page, width, height);
 }
 
@@ -188,7 +252,12 @@ ev_document_get_text (EvDocument   *document,
                      GdkRectangle *rect)
 {
        EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
-       return iface->get_text (document, rect);
+       char *retval;
+
+       LOG ("ev_document_get_text");
+       retval = iface->get_text (document, rect);
+
+       return retval;
 }
 
 EvLink *
@@ -197,7 +266,12 @@ ev_document_get_link (EvDocument   *document,
                      int           y)
 {
        EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
-       return iface->get_link (document, x, y);
+       EvLink *retval;
+
+       LOG ("ev_document_get_link");
+       retval = iface->get_link (document, x, y);
+
+       return retval;
 }
 
 void
@@ -208,9 +282,27 @@ ev_document_render (EvDocument  *document,
                    int          clip_height)
 {
        EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
+
+       LOG ("ev_document_render");
        iface->render (document, clip_x, clip_y, clip_width, clip_height);
 }
 
+
+GdkPixbuf *
+ev_document_render_pixbuf (EvDocument *document)
+{
+       EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
+       GdkPixbuf *retval;
+
+       LOG ("ev_document_render_pixbuf");
+       g_assert (iface->render_pixbuf);
+
+       retval = iface->render_pixbuf (document);
+
+       return retval;
+}
+
+
 void
 ev_document_page_changed (EvDocument *document)
 {
@@ -221,4 +313,4 @@ void
 ev_document_scale_changed (EvDocument *document)
 {
        g_signal_emit (G_OBJECT (document), signals[SCALE_CHANGED], 0);
-}                  
+}