X-Git-Url: https://git.street.me.uk/andy/viking.git/blobdiff_plain/71cea316bc59b175f891ae7eff259742e013563e..ae341715def192766a721bc47d8f3987a89bda10:/src/vikmaptype.c

diff --git a/src/vikmaptype.c b/src/vikmaptype.c
index 63a3a774..8e30b315 100644
--- a/src/vikmaptype.c
+++ b/src/vikmaptype.c
@@ -1,7 +1,7 @@
 /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
 /*
  * viking
- * Copyright (C) Guilhem Bonnefille 2009 <guilhem.bonnefille@gmail.com>
+ * Copyright (C) 2009, Guilhem Bonnefille <guilhem.bonnefille@gmail.com>
  * 
  * viking is free software: you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the
@@ -16,6 +16,15 @@
  * You should have received a copy of the GNU General Public License along
  * with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
+
+ /**
+  * SECTION:vikmaptype
+  * @short_description: the adapter class to support old map source declaration
+  * 
+  * The #VikMapType class handles is an adapter to allow to reuse
+  * old map source (see #VikMapsLayer_MapType).
+  */
+
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
@@ -30,7 +39,9 @@ static guint16 map_type_get_tilesize_y (VikMapSource *self);
 static VikViewportDrawMode map_type_get_drawmode (VikMapSource *self);
 static gboolean map_type_coord_to_mapcoord (VikMapSource *self, const VikCoord *src, gdouble xzoom, gdouble yzoom, MapCoord *dest );
 static void map_type_mapcoord_to_center_coord (VikMapSource *self, MapCoord *src, VikCoord *dest);
-static int map_type_download (VikMapSource * self, MapCoord * src, const gchar * dest_fn);
+static int map_type_download (VikMapSource * self, MapCoord * src, const gchar * dest_fn, void * handle);
+static void * map_type_download_handle_init (VikMapSource * self);
+static void map_type_download_handle_cleanup (VikMapSource * self, void * handle);
 
 typedef struct _VikMapTypePrivate VikMapTypePrivate;
 struct _VikMapTypePrivate
@@ -86,6 +97,8 @@ vik_map_type_class_init (VikMapTypeClass *klass)
 	parent_class->coord_to_mapcoord =        map_type_coord_to_mapcoord;
 	parent_class->mapcoord_to_center_coord = map_type_mapcoord_to_center_coord;
 	parent_class->download =                 map_type_download;
+	parent_class->download_handle_init =    map_type_download_handle_init;
+	parent_class->download_handle_cleanup =     map_type_download_handle_cleanup;
 
 	g_type_class_add_private (klass, sizeof (VikMapTypePrivate));
 
@@ -152,15 +165,33 @@ map_type_mapcoord_to_center_coord (VikMapSource *self, MapCoord *src, VikCoord *
     VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self);
 	g_return_if_fail (self != NULL);
 
-	return (priv->map_type.mapcoord_to_center_coord)(src, dest);
+	(priv->map_type.mapcoord_to_center_coord)(src, dest);
 }
 
 static int
-map_type_download (VikMapSource * self, MapCoord * src, const gchar * dest_fn)
+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)
 {
     VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self);
 	g_return_val_if_fail (priv != NULL, 0);
 
-	return (priv->map_type.download)(src, dest_fn);
+	return (priv->map_type.download_handle_init)();
+}
+
+static void
+map_type_download_handle_cleanup (VikMapSource * self, void * handle)
+{
+    VikMapTypePrivate *priv = VIK_MAP_TYPE_PRIVATE(self);
+	g_return_if_fail ( priv != NULL );
+
+	(priv->map_type.download_handle_cleanup)(handle);
 }