**
** \legal
** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
-** Copyright (c) 2007 Chris Moore
+** Copyright (c) 2007, 2008 Chris Moore
**
** This package is free software; you can redistribute it and/or
** modify it under the terms of the GNU General Public License as
virtual ValueBase operator()(Time t)const;
+ //! Returns the modified Link to match the target value at time t
+ ValueBase get_inverse(Time t, const synfig::Vector &target_value) const;
+ ValueBase get_inverse(Time t, const synfig::Angle &target_value) const;
+
+ bool is_invertible(Time t)const;
+
virtual String get_name()const;
virtual String get_local_name()const;