static void vik_map_source_finalize (GObject *object);
static void vik_map_source_class_init (VikMapSourceClass *klass);
+static gboolean _supports_download_only_new (VikMapSource *object);
+
G_DEFINE_TYPE_EXTENDED (VikMapSource, vik_map_source, G_TYPE_OBJECT, (GTypeFlags)G_TYPE_FLAG_ABSTRACT,);
static void
GObjectClass* object_class = G_OBJECT_CLASS (klass);
klass->get_uniq_id = NULL;
+ klass->get_label = NULL;
klass->get_tilesize_x = NULL;
klass->get_tilesize_y = NULL;
klass->get_drawmode = NULL;
+ klass->supports_download_only_new = _supports_download_only_new;
klass->coord_to_mapcoord = NULL;
klass->mapcoord_to_center_coord = NULL;
klass->download = NULL;
+ klass->download_handle_init = NULL;
+ klass->download_handle_cleanup = NULL;
object_class->finalize = vik_map_source_finalize;
}
+gboolean
+_supports_download_only_new (VikMapSource *self)
+{
+ // Default feature: does not support
+ return FALSE;
+}
guint8
vik_map_source_get_uniq_id (VikMapSource *self)
return (*klass->get_uniq_id)(self);
}
+const gchar *
+vik_map_source_get_label (VikMapSource *self)
+{
+ VikMapSourceClass *klass;
+ g_return_val_if_fail (self != NULL, NULL);
+ g_return_val_if_fail (VIK_IS_MAP_SOURCE (self), NULL);
+ klass = VIK_MAP_SOURCE_GET_CLASS(self);
+
+ g_return_val_if_fail (klass->get_label != NULL, NULL);
+
+ return (*klass->get_label)(self);
+}
+
guint16
vik_map_source_get_tilesize_x (VikMapSource *self)
{
return (*klass->get_drawmode)(self);
}
+gboolean
+vik_map_source_supports_download_only_new (VikMapSource * self)
+{
+ VikMapSourceClass *klass;
+ g_return_val_if_fail (self != NULL, 0);
+ g_return_val_if_fail (VIK_IS_MAP_SOURCE (self), 0);
+ klass = VIK_MAP_SOURCE_GET_CLASS(self);
+
+ g_return_val_if_fail (klass->supports_download_only_new != NULL, 0);
+
+ return (*klass->supports_download_only_new)(self);
+}
+
gboolean
vik_map_source_coord_to_mapcoord (VikMapSource *self, const VikCoord *src, gdouble xzoom, gdouble yzoom, MapCoord *dest )
{
}
int
-vik_map_source_download (VikMapSource * self, MapCoord * src, const gchar * dest_fn)
+vik_map_source_download (VikMapSource * self, MapCoord * src, const gchar * dest_fn, void *handle)
{
VikMapSourceClass *klass;
g_return_val_if_fail (self != NULL, 0);
g_return_val_if_fail (klass->download != NULL, 0);
- return (*klass->download)(self, src, dest_fn);
+ return (*klass->download)(self, src, dest_fn, handle);
+}
+
+void *
+vik_map_source_download_handle_init (VikMapSource *self)
+{
+ VikMapSourceClass *klass;
+ g_return_val_if_fail (self != NULL, 0);
+ g_return_val_if_fail (VIK_IS_MAP_SOURCE (self), 0);
+ klass = VIK_MAP_SOURCE_GET_CLASS(self);
+
+ g_return_val_if_fail (klass->download_handle_init != NULL, 0);
+
+ return (*klass->download_handle_init)(self);
+}
+
+void
+vik_map_source_download_handle_cleanup (VikMapSource * self, void * handle)
+{
+ VikMapSourceClass *klass;
+ g_return_if_fail (self != NULL);
+ g_return_if_fail (VIK_IS_MAP_SOURCE (self));
+ klass = VIK_MAP_SOURCE_GET_CLASS(self);
+
+ g_return_if_fail (klass->download_handle_cleanup != NULL);
+
+ (*klass->download_handle_cleanup)(self, handle);
}