Convert EvDocument interface into an abstract class

9 files changed, 175 insertions, 210 deletions

diff --git a/backend/comics/comics-document.c b/backend/comics/comics-document.c
index 0c3d37f..3cd6db6 100644
--- a/backend/comics/comics-document.c
+++ b/backend/comics/comics-document.c
@@ -36,10 +36,10 @@
 
 struct _ComicsDocumentClass
 {
-	GObjectClass parent_class;
+	EvDocumentClass parent_class;
 };
- 
-typedef enum 
+
+typedef enum
 {
 	RARLABS,
 	GNAUNRAR,
@@ -49,7 +49,8 @@ typedef enum
 
 struct _ComicsDocument
 {
-	GObject parent_instance;
+	EvDocument parent_instance;
+
 	gchar    *archive, *dir;
 	GSList   *page_names;
 	gint     n_pages;
@@ -80,7 +81,6 @@ struct {
 
 typedef struct    _ComicsDocumentClass ComicsDocumentClass;
 
-static void       comics_document_document_iface_init (EvDocumentIface *iface);
 static void       comics_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface);
 
 static GSList*    get_supported_image_extensions (void);
@@ -721,13 +721,6 @@ comics_document_finalize (GObject *object)
 	G_OBJECT_CLASS (comics_document_parent_class)->finalize (object);
 }
 
-static void
-comics_document_class_init (ComicsDocumentClass *klass)
-{
-	GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
-	gobject_class->finalize = comics_document_finalize;
-}
-
 static EvDocumentInfo *
 comics_document_get_info (EvDocument *document)
 {
@@ -737,14 +730,19 @@ comics_document_get_info (EvDocument *document)
 }
 
 static void
-comics_document_document_iface_init (EvDocumentIface *iface)
+comics_document_class_init (ComicsDocumentClass *klass)
 {
-	iface->load = comics_document_load;
-	iface->save = comics_document_save;
-	iface->get_n_pages = comics_document_get_n_pages;
-	iface->get_page_size = comics_document_get_page_size;
-	iface->render = comics_document_render;
-	iface->get_info = comics_document_get_info;
+	GObjectClass    *gobject_class = G_OBJECT_CLASS (klass);
+	EvDocumentClass *ev_document_class = EV_DOCUMENT_CLASS (klass);
+
+	gobject_class->finalize = comics_document_finalize;
+
+	ev_document_class->load = comics_document_load;
+	ev_document_class->save = comics_document_save;
+	ev_document_class->get_n_pages = comics_document_get_n_pages;
+	ev_document_class->get_page_size = comics_document_get_page_size;
+	ev_document_class->render = comics_document_render;
+	ev_document_class->get_info = comics_document_get_info;
 }
 
 static void
diff --git a/backend/djvu/djvu-document-private.h b/backend/djvu/djvu-document-private.h
index a110e15..d1d7ec7 100644
--- a/backend/djvu/djvu-document-private.h
+++ b/backend/djvu/djvu-document-private.h
@@ -26,7 +26,7 @@
 #include <libdjvu/ddjvuapi.h>
 
 struct _DjvuDocument {
-	GObject           parent_instance;
+	EvDocument        parent_instance;
 
 	ddjvu_context_t  *d_context;
 	ddjvu_document_t *d_document;
diff --git a/backend/djvu/djvu-document.c b/backend/djvu/djvu-document.c
index daf09a5..2bc1f7e 100644
--- a/backend/djvu/djvu-document.c
+++ b/backend/djvu/djvu-document.c
@@ -46,12 +46,11 @@ enum {
 
 struct _DjvuDocumentClass
 {
-	GObjectClass parent_class;
+	EvDocumentClass parent_class;
 };
 
 typedef struct _DjvuDocumentClass DjvuDocumentClass;
 
-static void djvu_document_document_iface_init (EvDocumentIface *iface);
 static void djvu_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface);
 static void djvu_document_file_exporter_iface_init (EvFileExporterIface *iface);
 static void djvu_document_find_iface_init (EvDocumentFindIface *iface);
@@ -387,6 +386,16 @@ djvu_document_render (EvDocument      *document,
 	return surface;
 }
 
+static EvDocumentInfo *
+djvu_document_get_info (EvDocument *document)
+{
+	EvDocumentInfo *info;
+
+	info = g_new0 (EvDocumentInfo, 1);
+
+	return info;
+}
+
 static void
 djvu_document_finalize (GObject *object)
 {
@@ -412,30 +421,17 @@ djvu_document_finalize (GObject *object)
 static void
 djvu_document_class_init (DjvuDocumentClass *klass)
 {
-	GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+	GObjectClass    *gobject_class = G_OBJECT_CLASS (klass);
+	EvDocumentClass *ev_document_class = EV_DOCUMENT_CLASS (klass);
 
 	gobject_class->finalize = djvu_document_finalize;
-}
 
-static EvDocumentInfo *
-djvu_document_get_info (EvDocument *document)
-{
-	EvDocumentInfo *info;
-
-	info = g_new0 (EvDocumentInfo, 1);
-
-	return info;
-}
-
-static void
-djvu_document_document_iface_init (EvDocumentIface *iface)
-{
-	iface->load = djvu_document_load;
-	iface->save = djvu_document_save;
-	iface->get_n_pages = djvu_document_get_n_pages;
-	iface->get_page_size = djvu_document_get_page_size;
-	iface->render = djvu_document_render;
-	iface->get_info = djvu_document_get_info;
+	ev_document_class->load = djvu_document_load;
+	ev_document_class->save = djvu_document_save;
+	ev_document_class->get_n_pages = djvu_document_get_n_pages;
+	ev_document_class->get_page_size = djvu_document_get_page_size;
+	ev_document_class->render = djvu_document_render;
+	ev_document_class->get_info = djvu_document_get_info;
 }
 
 static gchar *
diff --git a/backend/dvi/dvi-document.c b/backend/dvi/dvi-document.c
index a1097c9..7551f80 100644
--- a/backend/dvi/dvi-document.c
+++ b/backend/dvi/dvi-document.c
@@ -44,12 +44,12 @@ enum {
 
 struct _DviDocumentClass
 {
-	GObjectClass parent_class;
+	EvDocumentClass parent_class;
 };
 
 struct _DviDocument
 {
-	GObject parent_instance;
+	EvDocument parent_instance;
 
 	DviContext *context;
 	DviPageSpec *spec;
@@ -68,7 +68,6 @@ struct _DviDocument
 
 typedef struct _DviDocumentClass DviDocumentClass;
 
-static void dvi_document_document_iface_init            (EvDocumentIface           *iface);
 static void dvi_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface);
 static void dvi_document_file_exporter_iface_init	(EvFileExporterIface 	   *iface);
 static void dvi_document_do_color_special               (DviContext                *dvi,
@@ -230,11 +229,21 @@ dvi_document_finalize (GObject *object)
 	G_OBJECT_CLASS (dvi_document_parent_class)->finalize (object);
 }
 
+static EvDocumentInfo *
+dvi_document_get_info (EvDocument *document)
+{
+	EvDocumentInfo *info;
+
+	info = g_new0 (EvDocumentInfo, 1);
+
+	return info;
+}
 
 static void
 dvi_document_class_init (DviDocumentClass *klass)
 {
-	GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+	GObjectClass    *gobject_class = G_OBJECT_CLASS (klass);
+	EvDocumentClass *ev_document_class = EV_DOCUMENT_CLASS (klass);
 
 	gobject_class->finalize = dvi_document_finalize;
 
@@ -243,27 +252,13 @@ dvi_document_class_init (DviDocumentClass *klass)
 	mdvi_register_fonts ();
 
 	dvi_context_mutex = g_mutex_new ();
-}
-
-static EvDocumentInfo *
-dvi_document_get_info (EvDocument *document)
-{
-	EvDocumentInfo *info;
-
-	info = g_new0 (EvDocumentInfo, 1);
 
-	return info;
-}
-
-static void
-dvi_document_document_iface_init (EvDocumentIface *iface)
-{
-	iface->load = dvi_document_load;
-	iface->save = dvi_document_save;
-	iface->get_n_pages = dvi_document_get_n_pages;
-	iface->get_page_size = dvi_document_get_page_size;
-	iface->render = dvi_document_render;
-	iface->get_info = dvi_document_get_info;
+	ev_document_class->load = dvi_document_load;
+	ev_document_class->save = dvi_document_save;
+	ev_document_class->get_n_pages = dvi_document_get_n_pages;
+	ev_document_class->get_page_size = dvi_document_get_page_size;
+	ev_document_class->render = dvi_document_render;
+	ev_document_class->get_info = dvi_document_get_info;
 }
 
 static void
diff --git a/backend/impress/impress-document.c b/backend/impress/impress-document.c
index 72eb8c1..0d58aaf 100644
--- a/backend/impress/impress-document.c
+++ b/backend/impress/impress-document.c
@@ -33,12 +33,12 @@
 
 struct _ImpressDocumentClass
 {
-  GObjectClass parent_class;
+  EvDocumentClass parent_class;
 };
 
 struct _ImpressDocument
 {
-  GObject parent_instance;
+  EvDocument parent_instance;
 
   ImpDoc *imp;
   ImpRenderCtx *ctx;
@@ -59,7 +59,6 @@ struct _ImpressDocument
 
 typedef struct _ImpressDocumentClass ImpressDocumentClass;
 
-static void impress_document_document_iface_init (EvDocumentIface *iface);
 static void impress_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface);
 
 EV_BACKEND_REGISTER_WITH_CODE (ImpressDocument, impress_document,
@@ -425,6 +424,17 @@ impress_document_render (EvDocument      *document,
   return scaled_surface;
 }
 
+static EvDocumentInfo *
+impress_document_get_info (EvDocument *document)
+{
+  EvDocumentInfo *info;
+
+  info = g_new0 (EvDocumentInfo, 1);
+  info->fields_mask = 0;
+
+  return info;
+}
+
 static void
 impress_document_finalize (GObject *object)
 {
@@ -454,31 +464,17 @@ impress_document_finalize (GObject *object)
 static void
 impress_document_class_init (ImpressDocumentClass *klass)
 {
-  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+  GObjectClass    *gobject_class = G_OBJECT_CLASS (klass);
+  EvDocumentClass *ev_document_class = EV_DOCUMENT_CLASS (klass);
 
   gobject_class->finalize = impress_document_finalize;
-}
 
-static EvDocumentInfo *
-impress_document_get_info (EvDocument *document)
-{
-  EvDocumentInfo *info;
-
-  info = g_new0 (EvDocumentInfo, 1);
-  info->fields_mask = 0;
-
-  return info;
-}
-
-static void
-impress_document_document_iface_init (EvDocumentIface *iface)
-{
-  iface->load = impress_document_load;
-  iface->save = impress_document_save;
-  iface->get_n_pages = impress_document_get_n_pages;
-  iface->get_page_size = impress_document_get_page_size;
-  iface->render = impress_document_render;
-  iface->get_info = impress_document_get_info;
+  ev_document_class->load = impress_document_load;
+  ev_document_class->save = impress_document_save;
+  ev_document_class->get_n_pages = impress_document_get_n_pages;
+  ev_document_class->get_page_size = impress_document_get_page_size;
+  ev_document_class->render = impress_document_render;
+  ev_document_class->get_info = impress_document_get_info;
 }
 
 static GdkPixbuf *
diff --git a/backend/pdf/ev-poppler.cc b/backend/pdf/ev-poppler.cc
index 0333d71..84314ce 100644
--- a/backend/pdf/ev-poppler.cc
+++ b/backend/pdf/ev-poppler.cc
@@ -92,12 +92,12 @@ typedef struct {
 
 struct _PdfDocumentClass
 {
-	GObjectClass parent_class;
+	EvDocumentClass parent_class;
 };
 
 struct _PdfDocument
 {
-	GObject parent_instance;
+	EvDocument parent_instance;
 
 	PopplerDocument *document;
 	gchar *password;
@@ -113,7 +113,6 @@ struct _PdfDocument
 	GList *layers;
 };
 
-static void pdf_document_document_iface_init             (EvDocumentIface            *iface);
 static void pdf_document_security_iface_init             (EvDocumentSecurityIface    *iface);
 static void pdf_document_document_thumbnails_iface_init  (EvDocumentThumbnailsIface  *iface);
 static void pdf_document_document_links_iface_init       (EvDocumentLinksIface       *iface);
@@ -234,14 +233,6 @@ pdf_document_dispose (GObject *object)
 }
 
 static void
-pdf_document_class_init (PdfDocumentClass *klass)
-{
-	GObjectClass *g_object_class = G_OBJECT_CLASS (klass);
-
-	g_object_class->dispose = pdf_document_dispose;
-}
-
-static void
 pdf_document_init (PdfDocument *pdf_document)
 {
 	pdf_document->password = NULL;
@@ -448,28 +439,6 @@ pdf_document_render (EvDocument      *document,
 				width, height, rc);
 }
 
-/* EvDocumentSecurity */
-
-static gboolean
-pdf_document_has_document_security (EvDocumentSecurity *document_security)
-{
-	/* FIXME: do we really need to have this? */
-	return FALSE;
-}
-
-static void
-pdf_document_set_password (EvDocumentSecurity *document_security,
-			   const char         *password)
-{
-	PdfDocument *document = PDF_DOCUMENT (document_security);
-
-	if (document->password)
-		g_free (document->password);
-
-	document->password = g_strdup (password);
-}
-
-
 /* reference:
 http://www.pdfa.org/lib/exe/fetch.php?id=pdfa%3Aen%3Atechdoc&cache=cache&media=pdfa:techdoc:tn0001_pdfa-1_and_namespaces_2008-03-18.pdf */
 static char *
@@ -721,17 +690,42 @@ pdf_document_get_info (EvDocument *document)
 }
 
 static void
-pdf_document_document_iface_init (EvDocumentIface *iface)
-{
-	iface->save = pdf_document_save;
-	iface->load = pdf_document_load;
-	iface->get_n_pages = pdf_document_get_n_pages;
-	iface->get_page = pdf_document_get_page;
-	iface->get_page_size = pdf_document_get_page_size;
-	iface->get_page_label = pdf_document_get_page_label;
-	iface->render = pdf_document_render;
-	iface->get_info = pdf_document_get_info;
-};
+pdf_document_class_init (PdfDocumentClass *klass)
+{
+	GObjectClass    *g_object_class = G_OBJECT_CLASS (klass);
+	EvDocumentClass *ev_document_class = EV_DOCUMENT_CLASS (klass);
+
+	g_object_class->dispose = pdf_document_dispose;
+
+	ev_document_class->save = pdf_document_save;
+	ev_document_class->load = pdf_document_load;
+	ev_document_class->get_n_pages = pdf_document_get_n_pages;
+	ev_document_class->get_page = pdf_document_get_page;
+	ev_document_class->get_page_size = pdf_document_get_page_size;
+	ev_document_class->get_page_label = pdf_document_get_page_label;
+	ev_document_class->render = pdf_document_render;
+	ev_document_class->get_info = pdf_document_get_info;
+}
+
+/* EvDocumentSecurity */
+static gboolean
+pdf_document_has_document_security (EvDocumentSecurity *document_security)
+{
+	/* FIXME: do we really need to have this? */
+	return FALSE;
+}
+
+static void
+pdf_document_set_password (EvDocumentSecurity *document_security,
+			   const char         *password)
+{
+	PdfDocument *document = PDF_DOCUMENT (document_security);
+
+	if (document->password)
+		g_free (document->password);
+
+	document->password = g_strdup (password);
+}
 
 static void
 pdf_document_security_iface_init (EvDocumentSecurityIface *iface)
diff --git a/backend/pixbuf/pixbuf-document.c b/backend/pixbuf/pixbuf-document.c
index d509b4d..df3af03 100644
--- a/backend/pixbuf/pixbuf-document.c
+++ b/backend/pixbuf/pixbuf-document.c
@@ -27,12 +27,12 @@
 
 struct _PixbufDocumentClass
 {
-	GObjectClass parent_class;
+	EvDocumentClass parent_class;
 };
 
 struct _PixbufDocument
 {
-	GObject parent_instance;
+	EvDocument parent_instance;
 
 	GdkPixbuf *pixbuf;
 	
@@ -41,7 +41,6 @@ struct _PixbufDocument
 
 typedef struct _PixbufDocumentClass PixbufDocumentClass;
 
-static void pixbuf_document_document_iface_init (EvDocumentIface *iface);
 static void pixbuf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface);
 
 EV_BACKEND_REGISTER_WITH_CODE (PixbufDocument, pixbuf_document,
@@ -139,14 +138,6 @@ pixbuf_document_finalize (GObject *object)
 	G_OBJECT_CLASS (pixbuf_document_parent_class)->finalize (object);
 }
 
-static void
-pixbuf_document_class_init (PixbufDocumentClass *klass)
-{
-	GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
-
-	gobject_class->finalize = pixbuf_document_finalize;
-}
-
 static EvDocumentInfo *
 pixbuf_document_get_info (EvDocument *document)
 {
@@ -159,14 +150,19 @@ pixbuf_document_get_info (EvDocument *document)
 }
 
 static void
-pixbuf_document_document_iface_init (EvDocumentIface *iface)
+pixbuf_document_class_init (PixbufDocumentClass *klass)
 {
-	iface->load = pixbuf_document_load;
-	iface->save = pixbuf_document_save;
-	iface->get_n_pages = pixbuf_document_get_n_pages;
-	iface->get_page_size = pixbuf_document_get_page_size;
-	iface->render = pixbuf_document_render;
-	iface->get_info = pixbuf_document_get_info;
+	GObjectClass    *gobject_class = G_OBJECT_CLASS (klass);
+	EvDocumentClass *ev_document_class = EV_DOCUMENT_CLASS (klass);
+
+	gobject_class->finalize = pixbuf_document_finalize;
+
+	ev_document_class->load = pixbuf_document_load;
+	ev_document_class->save = pixbuf_document_save;
+	ev_document_class->get_n_pages = pixbuf_document_get_n_pages;
+	ev_document_class->get_page_size = pixbuf_document_get_page_size;
+	ev_document_class->render = pixbuf_document_render;
+	ev_document_class->get_info = pixbuf_document_get_info;
 }
 
 static GdkPixbuf *
diff --git a/backend/ps/ev-spectre.c b/backend/ps/ev-spectre.c
index 1342c3e..8ee1732 100644
--- a/backend/ps/ev-spectre.c
+++ b/backend/ps/ev-spectre.c
@@ -31,17 +31,16 @@
 #include "ev-document-misc.h"
 
 struct _PSDocument {
-	GObject object;
+	EvDocument object;
 
 	SpectreDocument *doc;
 	SpectreExporter *exporter;
 };
 
 struct _PSDocumentClass {
-	GObjectClass parent_class;
+	EvDocumentClass parent_class;
 };
 
-static void ps_document_document_iface_init            (EvDocumentIface           *iface);
 static void ps_document_file_exporter_iface_init       (EvFileExporterIface       *iface);
 static void ps_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface);
 
@@ -77,16 +76,6 @@ ps_document_dispose (GObject *object)
 	G_OBJECT_CLASS (ps_document_parent_class)->dispose (object);
 }
 
-static void
-ps_document_class_init (PSDocumentClass *klass)
-{
-	GObjectClass *object_class;
-
-	object_class = G_OBJECT_CLASS (klass);
-
-	object_class->dispose = ps_document_dispose;
-}
-
 /* EvDocumentIface */
 static gboolean
 ps_document_load (EvDocument *document,
@@ -331,16 +320,21 @@ ps_document_render (EvDocument      *document,
 }
 
 static void
-ps_document_document_iface_init (EvDocumentIface *iface)
+ps_document_class_init (PSDocumentClass *klass)
 {
-	iface->load = ps_document_load;
-	iface->save = ps_document_save;
-	iface->get_n_pages = ps_document_get_n_pages;
-	iface->get_page = ps_document_get_page;
-	iface->get_page_size = ps_document_get_page_size;
-	iface->get_page_label = ps_document_get_page_label;
-	iface->get_info = ps_document_get_info;
-	iface->render = ps_document_render;
+	GObjectClass    *object_class = G_OBJECT_CLASS (klass);
+	EvDocumentClass *ev_document_class = EV_DOCUMENT_CLASS (klass);
+
+	object_class->dispose = ps_document_dispose;
+
+	ev_document_class->load = ps_document_load;
+	ev_document_class->save = ps_document_save;
+	ev_document_class->get_n_pages = ps_document_get_n_pages;
+	ev_document_class->get_page = ps_document_get_page;
+	ev_document_class->get_page_size = ps_document_get_page_size;
+	ev_document_class->get_page_label = ps_document_get_page_label;
+	ev_document_class->get_info = ps_document_get_info;
+	ev_document_class->render = ps_document_render;
 }
 
 /* EvDocumentThumbnailsIface */
diff --git a/backend/tiff/tiff-document.c b/backend/tiff/tiff-document.c
index 7f10c9a..d122ba7 100644
--- a/backend/tiff/tiff-document.c
+++ b/backend/tiff/tiff-document.c
@@ -37,12 +37,12 @@
 
 struct _TiffDocumentClass
 {
-  GObjectClass parent_class;
+  EvDocumentClass parent_class;
 };
 
 struct _TiffDocument
 {
-  GObject parent_instance;
+  EvDocument parent_instance;
 
   TIFF *tiff;
   gint n_pages;
@@ -53,7 +53,6 @@ struct _TiffDocument
 
 typedef struct _TiffDocumentClass TiffDocumentClass;
 
-static void tiff_document_document_iface_init (EvDocumentIface *iface);
 static void tiff_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface);
 static void tiff_document_document_file_exporter_iface_init (EvFileExporterIface *iface);
 
@@ -384,39 +383,18 @@ tiff_document_render_pixbuf (EvDocument      *document,
 	return rotated_pixbuf;
 }
 
-static void
-tiff_document_finalize (GObject *object)
-{
-	TiffDocument *tiff_document = TIFF_DOCUMENT (object);
-
-	if (tiff_document->tiff)
-		TIFFClose (tiff_document->tiff);
-	if (tiff_document->uri)
-		g_free (tiff_document->uri);
-
-	G_OBJECT_CLASS (tiff_document_parent_class)->finalize (object);
-}
-
-static void
-tiff_document_class_init (TiffDocumentClass *klass)
-{
-	GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
-
-	gobject_class->finalize = tiff_document_finalize;
-}
-
 static gchar *
 tiff_document_get_page_label (EvDocument *document,
 			      EvPage     *page)
 {
 	TiffDocument *tiff_document = TIFF_DOCUMENT (document);
 	static gchar *label;
-	
+
 	if (TIFFGetField (tiff_document->tiff, TIFFTAG_PAGENAME, &label) &&
 	    g_utf8_validate (label, -1, NULL)) {
 		return g_strdup (label);
 	}
-	
+
 	return NULL;
 }
 
@@ -432,15 +410,33 @@ tiff_document_get_info (EvDocument *document)
 }
 
 static void
-tiff_document_document_iface_init (EvDocumentIface *iface)
+tiff_document_finalize (GObject *object)
+{
+	TiffDocument *tiff_document = TIFF_DOCUMENT (object);
+
+	if (tiff_document->tiff)
+		TIFFClose (tiff_document->tiff);
+	if (tiff_document->uri)
+		g_free (tiff_document->uri);
+
+	G_OBJECT_CLASS (tiff_document_parent_class)->finalize (object);
+}
+
+static void
+tiff_document_class_init (TiffDocumentClass *klass)
 {
-	iface->load = tiff_document_load;
-	iface->save = tiff_document_save;
-	iface->get_n_pages = tiff_document_get_n_pages;
-	iface->get_page_size = tiff_document_get_page_size;
-	iface->render = tiff_document_render;
-	iface->get_page_label = tiff_document_get_page_label;
-	iface->get_info = tiff_document_get_info;
+	GObjectClass    *gobject_class = G_OBJECT_CLASS (klass);
+	EvDocumentClass *ev_document_class = EV_DOCUMENT_CLASS (klass);
+
+	gobject_class->finalize = tiff_document_finalize;
+
+	ev_document_class->load = tiff_document_load;
+	ev_document_class->save = tiff_document_save;
+	ev_document_class->get_n_pages = tiff_document_get_n_pages;
+	ev_document_class->get_page_size = tiff_document_get_page_size;
+	ev_document_class->render = tiff_document_render;
+	ev_document_class->get_page_label = tiff_document_get_page_label;
+	ev_document_class->get_info = tiff_document_get_info;
 }
 
 static GdkPixbuf *