[gthumb] map view: added a scale on the map

[Paolo Bacchilega <paobac src gnome org>]

commit 3a0c8e0eb38dc47533ee25840ce3e2a0801486fb
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Sun Mar 18 11:45:20 2012 +0100

    map view: added a scale on the map

 extensions/map_view/gth-map-view.c |   10 ++++++++++
 1 files changed, 10 insertions(+), 0 deletions(-)
---
diff --git a/extensions/map_view/gth-map-view.c b/extensions/map_view/gth-map-view.c
index 1d61561..2aac73d 100644
--- a/extensions/map_view/gth-map-view.c
+++ b/extensions/map_view/gth-map-view.c
@@ -263,6 +263,8 @@ gth_map_view_class_init (GthMapViewClass *klass)
 static void
 gth_map_view_init (GthMapView *self)
 {
+	ClutterActor *scale;
+
 	self->priv = GTH_MAP_VIEW_GET_PRIVATE (self);
 
 	gtk_box_set_spacing (GTK_BOX (self), 6);
@@ -290,9 +292,17 @@ gth_map_view_init (GthMapView *self)
 	g_object_set (G_OBJECT (self->priv->map_view),
 		      "reactive", TRUE,
 		      "zoom-level", 5,
+		      "zoom-on-double-click", TRUE,
 		      "kinetic-mode", TRUE,
 		      NULL);
 
+	scale = champlain_scale_new ();
+	champlain_scale_connect_view (CHAMPLAIN_SCALE (scale), self->priv->map_view);
+	champlain_view_bin_layout_add (self->priv->map_view,
+				       scale,
+				       CLUTTER_BIN_ALIGNMENT_START,
+				       CLUTTER_BIN_ALIGNMENT_END);
+
 	self->priv->marker_layer = champlain_marker_layer_new ();
 	champlain_view_add_layer (self->priv->map_view, CHAMPLAIN_LAYER (self->priv->marker_layer));
 	clutter_actor_show (CLUTTER_ACTOR (self->priv->marker_layer));