Small documentation in the valuenode.h

diff --git a/synfig-core/src/synfig/valuenode.h b/synfig-core/src/synfig/valuenode.h
index e74c679..e118c95 100644 (file)
--- a/synfig-core/src/synfig/valuenode.h
+++ b/synfig-core/src/synfig/valuenode.h
@@ -291,6 +291,10 @@ public:
        */
        typedef LinkableValueNode* (*Factory)(const ValueBase&);
 
+       //! This represents a pointer to a Type check member fucntion
+       /*! As a pointer to the member, it represents a fucntion that checks
+       **  the type of the provided ValueBase
+       */
        typedef bool (*CheckType)(ValueBase::Type);
 
        struct BookEntry