1 /* === S Y N F I G ========================================================= */
2 /*! \file valuenode_twotone.h
3 ** \brief Header file for implementation of the "Two-Tone" valuenode conversion.
8 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
10 ** This package is free software; you can redistribute it and/or
11 ** modify it under the terms of the GNU General Public License as
12 ** published by the Free Software Foundation; either version 2 of
13 ** the License, or (at your option) any later version.
15 ** This package is distributed in the hope that it will be useful,
16 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 ** General Public License for more details.
21 /* ========================================================================= */
23 /* === S T A R T =========================================================== */
25 #ifndef __SYNFIG_VALUENODE_TWOTONE_H
26 #define __SYNFIG_VALUENODE_TWOTONE_H
28 /* === H E A D E R S ======================================================= */
30 #include "valuenode.h"
32 /* === M A C R O S ========================================================= */
34 /* === C L A S S E S & S T R U C T S ======================================= */
38 struct ValueNode_TwoTone : public LinkableValueNode
40 typedef etl::handle<ValueNode_TwoTone> Handle;
41 typedef etl::handle<const ValueNode_TwoTone> ConstHandle;
49 ValueNode::RHandle ref_a;
50 ValueNode::RHandle ref_b;
54 virtual ~ValueNode_TwoTone();
56 virtual bool set_link_vfunc(int i,ValueNode::Handle x);
58 virtual ValueNode::LooseHandle get_link_vfunc(int i)const;
60 virtual int link_count()const;
62 virtual String link_local_name(int i)const;
63 virtual String link_name(int i)const;
64 virtual int get_link_index_from_name(const String &name)const;
66 virtual ValueBase operator()(Time t)const;
68 virtual String get_name()const;
69 virtual String get_local_name()const;
71 // static bool check_type(const ValueBase::Type &type);
73 LinkableValueNode* create_new()const;
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_TwoTone* create(const ValueBase &x=ValueBase::TYPE_GRADIENT);
81 }; // END of class ValueNode_TwoTone
83 }; // END of namespace synfig
85 /* === E N D =============================================================== */