spiral-context.h: Supply missing #includes/declarations so that we don't depend on...

diff --git a/src/spiral-context.h b/src/spiral-context.h
index 263e7b4127b6821a8644d7af5d97d869431c44f2..a3644fdad818a16b25f1eabc490262be41248db1 100644 (file)
--- a/src/spiral-context.h
+++ b/src/spiral-context.h
@@ -1,9 +1,10 @@
 #ifndef __SP_SPIRAL_CONTEXT_H__
 #define __SP_SPIRAL_CONTEXT_H__
 
-/*
+/** \file
  * Spiral drawing context
- *
+ */
+/*
  * Authors:
  *   Mitsuru Oka
  *   Lauris Kaplinski <lauris@kaplinski.com>
@@ -14,6 +15,7 @@
  * Released under GNU GPL
  */
 
+#include <gtk/gtktypeutils.h>
 #include <sigc++/sigc++.h>
 #include "event-context.h"
 #include "libnr/nr-point.h"