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
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 /* === H E A D E R S ======================================================= */
33 #include "valuenode_twotone.h"
34 #include "valuenode_const.h"
41 /* === U S I N G =========================================================== */
45 using namespace synfig;
47 /* === M A C R O S ========================================================= */
49 /* === G L O B A L S ======================================================= */
51 /* === P R O C E D U R E S ================================================= */
53 /* === M E T H O D S ======================================================= */
55 synfig::ValueNode_TwoTone::ValueNode_TwoTone():LinkableValueNode(synfig::ValueBase::TYPE_GRADIENT)
57 set_link("color1",ValueNode_Const::create(Color::black()));
58 set_link("color2",ValueNode_Const::create(Color::white()));
63 ValueNode_TwoTone::create_new()const
65 return new ValueNode_TwoTone();
69 ValueNode_TwoTone::create(const ValueBase& x)
71 ValueBase::Type id(x.get_type());
72 if(id!=ValueBase::TYPE_GRADIENT)
75 throw runtime_error(String(_("Two-Tone"))+_(":Bad type ")+ValueBase::type_local_name(id));
78 ValueNode_TwoTone* value_node=new ValueNode_TwoTone();
80 assert(value_node->get_type()==id);
85 synfig::ValueNode_TwoTone::~ValueNode_TwoTone()
91 synfig::ValueNode_TwoTone::operator()(Time t)const
93 return Gradient((*ref_a)(t).get(Color()),(*ref_b)(t).get(Color()));
97 ValueNode_TwoTone::set_link_vfunc(int i,ValueNode::Handle value)
99 assert(i>=0 && i<link_count());
103 case 0: CHECK_TYPE_AND_SET_VALUE(ref_a, ValueBase::TYPE_COLOR);
104 case 1: CHECK_TYPE_AND_SET_VALUE(ref_b, ValueBase::TYPE_COLOR);
109 ValueNode::LooseHandle
110 ValueNode_TwoTone::get_link_vfunc(int i)const
112 assert(i>=0 && i<link_count());
125 ValueNode_TwoTone::link_count()const
131 ValueNode_TwoTone::link_local_name(int i)const
133 assert(i>=0 && i<link_count());
147 ValueNode_TwoTone::link_name(int i)const
149 assert(i>=0 && i<link_count());
163 ValueNode_TwoTone::get_link_index_from_name(const String &name)const
169 throw Exception::BadLinkName(name);
173 ValueNode_TwoTone::get_name()const
179 ValueNode_TwoTone::get_local_name()const
181 return _("Two-Tone");
185 ValueNode_TwoTone::check_type(ValueBase::Type type)
187 return type==ValueBase::TYPE_GRADIENT;