+map_type_download (VikMapSource * self, MapCoord * src, const gchar * dest_fn, void * handle)
+{
+ VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self);
+ g_return_val_if_fail (priv != NULL, 0);
+
+ return (priv->map_type.download)(src, dest_fn, handle);
+}
+
+static void *
+map_type_download_handle_init (VikMapSource * self)