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[synfig.git] / synfig-core / trunk / src / synfig / valuenode_subtract.h

diff --git a/synfig-core/trunk/src/synfig/valuenode_subtract.h b/synfig-core/trunk/src/synfig/valuenode_subtract.h
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+/* === S I N F G =========================================================== */
+/*!    \file valuenode_subtract.h
+**     \brief Template Header
+**
+**     $Id: valuenode_subtract.h,v 1.1.1.1 2005/01/04 01:23:15 darco Exp $
+**
+**     \legal
+**     Copyright (c) 2002 Robert B. Quattlebaum Jr.
+**
+**     This software and associated documentation
+**     are CONFIDENTIAL and PROPRIETARY property of
+**     the above-mentioned copyright holder.
+**
+**     You may not copy, print, publish, or in any
+**     other way distribute this software without
+**     a prior written agreement with
+**     the copyright holder.
+**     \endlegal
+*/
+/* ========================================================================= */
+
+/* === S T A R T =========================================================== */
+
+#ifndef __SINFG_VALUENODE_SUBTRACT_H
+#define __SINFG_VALUENODE_SUBTRACT_H
+
+/* === H E A D E R S ======================================================= */
+
+#include "valuenode.h"
+
+/* === M A C R O S ========================================================= */
+
+/* === C L A S S E S & S T R U C T S ======================================= */
+
+namespace sinfg {
+
+struct ValueNode_Subtract : public LinkableValueNode
+{
+       typedef etl::handle<ValueNode_Subtract> Handle;
+       typedef etl::handle<const ValueNode_Subtract> ConstHandle;
+       
+protected:
+
+       ValueNode_Subtract();
+
+private:
+
+       ValueNode::RHandle ref_a;
+       ValueNode::RHandle ref_b;
+       ValueNode::RHandle scalar;
+
+public:
+
+       virtual ~ValueNode_Subtract();
+
+//     static Handle create(ValueBase::Type id=ValueBase::TYPE_NIL);
+
+       //! Sets the left-hand-side value_node
+       bool set_lhs(ValueNode::Handle a);
+
+       //! Gets the left-hand-side value_node
+       ValueNode::Handle get_lhs()const { return ref_a; }
+
+       //! Sets the right-hand-side value_node
+       bool set_rhs(ValueNode::Handle b);
+
+       //! Gets the right-hand-side value_node
+       ValueNode::Handle get_rhs()const { return ref_b; }
+
+       //! Sets the scalar value_node
+       bool set_scalar(ValueNode::Handle x);
+
+       //! Gets the scalar value_node
+       ValueNode::Handle get_scalar()const { return scalar; }
+
+       void set_scalar(Real x);
+
+       virtual bool set_link_vfunc(int i,ValueNode::Handle x);
+
+       virtual ValueNode::LooseHandle get_link_vfunc(int i)const;
+
+       virtual int link_count()const;
+
+       virtual String link_local_name(int i)const;
+       virtual String link_name(int i)const;
+       virtual int get_link_index_from_name(const String &name)const;
+
+       virtual ValueBase operator()(Time t)const;
+
+       virtual String get_name()const;
+       virtual String get_local_name()const;
+
+//     static bool check_type(const ValueBase::Type &type);
+
+       LinkableValueNode* create_new()const;
+
+public:
+       using sinfg::LinkableValueNode::get_link_vfunc;
+       using sinfg::LinkableValueNode::set_link_vfunc;
+       static bool check_type(ValueBase::Type type);
+       static ValueNode_Subtract* create(const ValueBase &x=ValueBase());
+}; // END of class ValueNode_Subtract
+
+}; // END of namespace sinfg
+
+/* === E N D =============================================================== */
+
+#endif