1 /* === S Y N F I G ========================================================= */
2 /*! \file valuenode_twotone.cpp
3 ** \brief Implementation of the "Two-Tone" valuenode conversion.
8 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
9 ** Copyright (c) 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 /* === H E A D E R S ======================================================= */
34 #include "valuenode_twotone.h"
35 #include "valuenode_const.h"
42 /* === U S I N G =========================================================== */
46 using namespace synfig;
48 /* === M A C R O S ========================================================= */
50 /* === G L O B A L S ======================================================= */
52 /* === P R O C E D U R E S ================================================= */
54 /* === M E T H O D S ======================================================= */
56 synfig::ValueNode_TwoTone::ValueNode_TwoTone():LinkableValueNode(synfig::ValueBase::TYPE_GRADIENT)
58 set_link("color1",ValueNode_Const::create(Color::black()));
59 set_link("color2",ValueNode_Const::create(Color::white()));
64 ValueNode_TwoTone::create_new()const
66 return new ValueNode_TwoTone();
70 ValueNode_TwoTone::create(const ValueBase& x)
72 ValueBase::Type id(x.get_type());
73 if(id!=ValueBase::TYPE_GRADIENT)
76 throw runtime_error(String(_("Two-Tone"))+_(":Bad type ")+ValueBase::type_local_name(id));
79 ValueNode_TwoTone* value_node=new ValueNode_TwoTone();
81 assert(value_node->get_type()==id);
86 synfig::ValueNode_TwoTone::~ValueNode_TwoTone()
92 synfig::ValueNode_TwoTone::operator()(Time t)const
94 return Gradient((*ref_a)(t).get(Color()),(*ref_b)(t).get(Color()));
98 ValueNode_TwoTone::set_link_vfunc(int i,ValueNode::Handle value)
100 assert(i>=0 && i<link_count());
104 case 0: CHECK_TYPE_AND_SET_VALUE(ref_a, ValueBase::TYPE_COLOR);
105 case 1: CHECK_TYPE_AND_SET_VALUE(ref_b, ValueBase::TYPE_COLOR);
110 ValueNode::LooseHandle
111 ValueNode_TwoTone::get_link_vfunc(int i)const
113 assert(i>=0 && i<link_count());
126 ValueNode_TwoTone::link_count()const
132 ValueNode_TwoTone::link_local_name(int i)const
134 assert(i>=0 && i<link_count());
148 ValueNode_TwoTone::link_name(int i)const
150 assert(i>=0 && i<link_count());
164 ValueNode_TwoTone::get_link_index_from_name(const String &name)const
170 throw Exception::BadLinkName(name);
174 ValueNode_TwoTone::get_name()const
180 ValueNode_TwoTone::get_local_name()const
182 return _("Two-Tone");
186 ValueNode_TwoTone::check_type(ValueBase::Type type)
188 return type==ValueBase::TYPE_GRADIENT;