X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=backend%2Fev-document.c;h=080af0bd7ff18855c5ba4a0df3e763ce255ce2b4;hb=e8096c18ba580156072e8c84103bee6f6d3f0bfc;hp=51099692635da14e8afd04cecbc70510c11703e6;hpb=6d7f9e7cf7678b48828be0722ae2e998ce85b7a7;p=evince.git diff --git a/backend/ev-document.c b/backend/ev-document.c index 51099692..080af0bd 100644 --- a/backend/ev-document.c +++ b/backend/ev-document.c @@ -21,19 +21,16 @@ #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); -enum -{ - PAGE_CHANGED, - SCALE_CHANGED, - LAST_SIGNAL -}; -static guint signals[LAST_SIGNAL] = { 0 }; +GMutex *ev_doc_mutex = NULL; +#define LOG(x) GType ev_document_get_type (void) { @@ -70,26 +67,6 @@ ev_document_error_quark (void) static void ev_document_class_init (gpointer g_class) { - signals[PAGE_CHANGED] = - g_signal_new ("page_changed", - EV_TYPE_DOCUMENT, - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (EvDocumentIface, page_changed), - NULL, NULL, - g_cclosure_marshal_VOID__VOID, - G_TYPE_NONE, - 0); - - signals[SCALE_CHANGED] = - g_signal_new ("scale_changed", - EV_TYPE_DOCUMENT, - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (EvDocumentIface, scale_changed), - NULL, NULL, - g_cclosure_marshal_VOID__VOID, - G_TYPE_NONE, - 0); - g_object_interface_install_property (g_class, g_param_spec_string ("title", "Document Title", @@ -98,13 +75,49 @@ 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 */ + if (retval) + ev_document_get_page_cache (document); + + return retval; } gboolean @@ -113,7 +126,12 @@ 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 +139,7 @@ ev_document_get_title (EvDocument *document) { char *title; + LOG ("ev_document_get_title"); g_object_get (document, "title", &title, NULL); return title; @@ -130,7 +149,12 @@ 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 +162,8 @@ 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); } @@ -145,15 +171,12 @@ int ev_document_get_page (EvDocument *document) { EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document); - return iface->get_page (document); -} + int retval; -void -ev_document_set_target (EvDocument *document, - GdkDrawable *target) -{ - EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document); - iface->set_target (document, target); + LOG ("ev_document_get_page"); + retval = iface->get_page (document); + + return retval; } void @@ -161,16 +184,9 @@ ev_document_set_scale (EvDocument *document, double scale) { EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document); - iface->set_scale (document, scale); -} -void -ev_document_set_page_offset (EvDocument *document, - int x, - int y) -{ - EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document); - iface->set_page_offset (document, x, y); + LOG ("ev_document_set_scale"); + iface->set_scale (document, scale); } void @@ -180,6 +196,8 @@ 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 +206,12 @@ 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 * @@ -197,28 +220,43 @@ 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"); + if (iface->get_link == NULL) + return NULL; + retval = iface->get_link (document, x, y); + + return retval; } -void -ev_document_render (EvDocument *document, - int clip_x, - int clip_y, - int clip_width, - int clip_height) +GList * +ev_document_get_links (EvDocument *document) { EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document); - iface->render (document, clip_x, clip_y, clip_width, clip_height); + GList *retval; + + LOG ("ev_document_get_link"); + if (iface->get_links == NULL) + return NULL; + retval = iface->get_links (document); + + return retval; } -void -ev_document_page_changed (EvDocument *document) + + +GdkPixbuf * +ev_document_render_pixbuf (EvDocument *document) { - g_signal_emit (G_OBJECT (document), signals[PAGE_CHANGED], 0); + 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_scale_changed (EvDocument *document) -{ - g_signal_emit (G_OBJECT (document), signals[SCALE_CHANGED], 0); -}