1 files changed, 74 insertions, 0 deletions
diff --git a/libdocument/ev-document-layers.c b/libdocument/ev-document-layers.c
new file mode 100644
index 00000000..17684881
--- /dev/null
+++ b/libdocument/ev-document-layers.c
@@ -0,0 +1,74 @@
+/* ev-document-layers.c
+ *  this file is part of evince, a mate document_links viewer
+ * 
+ * Copyright (C) 2008 Carlos Garcia Campos  <[email protected]>
+ *
+ * Evince is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * Evince is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include "config.h"
+
+#include "ev-document-layers.h"
+#include "ev-document.h"
+
+G_DEFINE_INTERFACE (EvDocumentLayers, ev_document_layers, 0)
+
+static void
+ev_document_layers_default_init (EvDocumentLayersInterface *klass)
+{
+}
+
+gboolean
+ev_document_layers_has_layers (EvDocumentLayers *document_layers)
+{
+	EvDocumentLayersInterface *iface = EV_DOCUMENT_LAYERS_GET_IFACE (document_layers);
+
+	return iface->has_layers (document_layers);
+}
+
+GtkTreeModel *
+ev_document_layers_get_layers (EvDocumentLayers *document_layers)
+{
+	EvDocumentLayersInterface *iface = EV_DOCUMENT_LAYERS_GET_IFACE (document_layers);
+
+	return iface->get_layers (document_layers);
+}
+
+void
+ev_document_layers_show_layer (EvDocumentLayers *document_layers,
+			       EvLayer          *layer)
+{
+	EvDocumentLayersInterface *iface = EV_DOCUMENT_LAYERS_GET_IFACE (document_layers);
+
+	iface->show_layer (document_layers, layer);
+}
+
+void
+ev_document_layers_hide_layer (EvDocumentLayers *document_layers,
+			       EvLayer          *layer)
+{
+	EvDocumentLayersInterface *iface = EV_DOCUMENT_LAYERS_GET_IFACE (document_layers);
+
+	iface->hide_layer (document_layers, layer);
+}
+
+gboolean
+ev_document_layers_layer_is_visible (EvDocumentLayers *document_layers,
+				     EvLayer          *layer)
+{
+	EvDocumentLayersInterface *iface = EV_DOCUMENT_LAYERS_GET_IFACE (document_layers);
+
+	return iface->layer_is_visible (document_layers, layer);
+}