1 /* === S Y N F I G ========================================================= */
2 /*! \file valuenode_duplicate.h
3 ** \brief Header file for implementation of the "Duplicate" valuenode conversion.
8 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
9 ** Copyright (c) 2007, 2008 Chris Moore
11 ** This package is free software; you can redistribute it and/or
12 ** modify it under the terms of the GNU General Public License as
13 ** published by the Free Software Foundation; either version 2 of
14 ** the License, or (at your option) any later version.
16 ** This package is distributed in the hope that it will be useful,
17 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 ** General Public License for more details.
22 /* ========================================================================= */
24 /* === S T A R T =========================================================== */
26 #ifndef __SYNFIG_VALUENODE_DUPLICATE_H
27 #define __SYNFIG_VALUENODE_DUPLICATE_H
29 /* === H E A D E R S ======================================================= */
31 #include "valuenode.h"
33 /* === M A C R O S ========================================================= */
35 /* === C L A S S E S & S T R U C T S ======================================= */
39 class ValueNode_Duplicate : public LinkableValueNode
41 ValueNode::RHandle from_;
42 ValueNode::RHandle to_;
43 ValueNode::RHandle step_;
47 typedef etl::handle<ValueNode_Duplicate> Handle;
48 typedef etl::handle<const ValueNode_Duplicate> ConstHandle;
50 ValueNode_Duplicate(const ValueBase::Type &x);
51 ValueNode_Duplicate(const ValueBase &x);
53 virtual ValueBase operator()(Time t)const;
54 void reset_index(Time t)const;
55 bool step(Time t)const;
56 int count_steps(Time t)const;
58 virtual ~ValueNode_Duplicate();
60 virtual String get_name()const;
61 virtual String get_local_name()const;
64 virtual ValueNode::LooseHandle get_link_vfunc(int i)const;
65 virtual int link_count()const;
66 virtual String link_name(int i)const;
68 virtual String link_local_name(int i)const;
69 virtual int get_link_index_from_name(const String &name)const;
72 LinkableValueNode* create_new()const;
73 virtual bool set_link_vfunc(int i,ValueNode::Handle x);
76 using synfig::LinkableValueNode::get_link_vfunc;
78 using synfig::LinkableValueNode::set_link_vfunc;
79 static bool check_type(ValueBase::Type type);
80 static ValueNode_Duplicate* create(const ValueBase &x);
81 }; // END of class ValueNode_Duplicate
83 }; // END of namespace synfig
85 /* === E N D =============================================================== */