#include <cairo.h>
#include "ev-document-info.h"
+#include "ev-page.h"
#include "ev-render-context.h"
G_BEGIN_DECLS
const char *uri,
GError **error);
int (* get_n_pages) (EvDocument *document);
+ EvPage * (* get_page) (EvDocument *document,
+ gint index);
void (* get_page_size) (EvDocument *document,
- int page,
+ EvPage *page,
double *width,
double *height);
char * (* get_page_label) (EvDocument *document,
- int page);
+ EvPage *page);
gboolean (* has_attachments) (EvDocument *document);
GList * (* get_attachments) (EvDocument *document);
cairo_surface_t * (* render) (EvDocument *document,
GMutex *ev_document_get_doc_mutex (void);
void ev_document_doc_mutex_lock (void);
void ev_document_doc_mutex_unlock (void);
+gboolean ev_document_doc_mutex_trylock(void);
/* FontConfig mutex */
GMutex *ev_document_get_fc_mutex (void);
void ev_document_fc_mutex_lock (void);
void ev_document_fc_mutex_unlock (void);
+gboolean ev_document_fc_mutex_trylock (void);
EvDocumentInfo *ev_document_get_info (EvDocument *document);
gboolean ev_document_load (EvDocument *document,
const char *uri,
GError **error);
int ev_document_get_n_pages (EvDocument *document);
+EvPage *ev_document_get_page (EvDocument *document,
+ gint index);
void ev_document_get_page_size (EvDocument *document,
- int page,
+ EvPage *page,
double *width,
double *height);
char *ev_document_get_page_label (EvDocument *document,
- int page);
+ EvPage *page);
gboolean ev_document_has_attachments (EvDocument *document);
GList *ev_document_get_attachments (EvDocument *document);
cairo_surface_t *ev_document_render (EvDocument *document,
gint ev_rect_cmp (EvRectangle *a,
EvRectangle *b);
+/* convenience macro to ease interface addition in the CODE
+ * section of EV_BACKEND_REGISTER_WITH_CODE (this macro relies on
+ * the g_define_type_id present within EV_BACKEND_REGISTER_WITH_CODE()).
+ * usage example:
+ * EV_BACKEND_REGISTER_WITH_CODE (PdfDocument, pdf_document,
+ * EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS,
+ * pdf_document_document_thumbnails_iface_init));
+ */
+#define EV_BACKEND_IMPLEMENT_INTERFACE(TYPE_IFACE, iface_init) { \
+ const GInterfaceInfo g_implement_interface_info = { \
+ (GInterfaceInitFunc) iface_init, NULL, NULL \
+ }; \
+ g_type_module_add_interface (module, \
+ g_define_type_id, \
+ TYPE_IFACE, \
+ &g_implement_interface_info); \
+}
+
/*
* Utility macro used to register backends
*
#BackendName, \
&our_info, \
(GTypeFlags)0); \
- \
- G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT, \
+ \
+ EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT, \
backend_name##_document_iface_init); \
\
CODE \