struct _VikLayer;
void vik_window_selected_layer(VikWindow *vw, struct _VikLayer *vl);
struct _VikViewport * vik_window_viewport(VikWindow *vw);
+void vik_window_set_redraw_trigger(struct _VikLayer *vl);
+
+void vik_window_enable_layer_tool ( VikWindow *vw, gint layer_id, gint tool_id );
G_END_DECLS