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valuenode_switch.cpp
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valuenode_switch.cpp
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/* === S Y N F I G ========================================================= */
/*! \file valuenode_switch.cpp
** \brief Implementation of the "Switch" valuenode conversion.
**
** $Id$
**
** \legal
** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
** Copyright (c) 2007, 2008 Chris Moore
** Copyright (c) 2011 Carlos López
**
** This package is free software; you can redistribute it and/or
** modify it under the terms of the GNU General Public License as
** published by the Free Software Foundation; either version 2 of
** the License, or (at your option) any later version.
**
** This package is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** General Public License for more details.
** \endlegal
*/
/* ========================================================================= */
/* === H E A D E R S ======================================================= */
#ifdef USING_PCH
# include "pch.h"
#else
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "valuenode_switch.h"
#include "valuenode_const.h"
#include <synfig/general.h>
#endif
/* === U S I N G =========================================================== */
using namespace std;
using namespace etl;
using namespace synfig;
/* === M A C R O S ========================================================= */
/* === G L O B A L S ======================================================= */
/* === P R O C E D U R E S ================================================= */
/* === M E T H O D S ======================================================= */
ValueNode_Switch::ValueNode_Switch(Type &x):
LinkableValueNode(x)
{
}
ValueNode_Switch::ValueNode_Switch(const ValueBase &x):
LinkableValueNode(x.get_type())
{
Vocab ret(get_children_vocab());
set_children_vocab(ret);
set_link("link_off",ValueNode_Const::create(x));
set_link("link_on",ValueNode_Const::create(x));
set_link("switch",ValueNode_Const::create(bool(false)));
}
ValueNode_Switch*
ValueNode_Switch::create(const ValueBase &x)
{
return new ValueNode_Switch(x);
}
LinkableValueNode*
ValueNode_Switch::create_new()const
{
return new ValueNode_Switch(get_type());
}
ValueNode_Switch::~ValueNode_Switch()
{
unlink_all();
}
bool
ValueNode_Switch::set_link_vfunc(int i,ValueNode::Handle value)
{
assert(i>=0 && i<link_count());
switch(i)
{
case 0: CHECK_TYPE_AND_SET_VALUE(link_off_, get_type());
case 1: CHECK_TYPE_AND_SET_VALUE(link_on_, get_type());
case 2: CHECK_TYPE_AND_SET_VALUE(switch_, type_bool);
}
return false;
}
ValueNode::LooseHandle
ValueNode_Switch::get_link_vfunc(int i)const
{
assert(i>=0 && i<link_count());
switch(i)
{
case 0: return link_off_;
case 1: return link_on_;
case 2: return switch_;
}
return 0;
}
ValueBase
ValueNode_Switch::operator()(Time t)const
{
if (getenv("SYNFIG_DEBUG_VALUENODE_OPERATORS"))
printf("%s:%d operator()\n", __FILE__, __LINE__);
return (*switch_)(t).get(bool()) ? (*link_on_)(t) : (*link_off_)(t);
}
String
ValueNode_Switch::get_name()const
{
return "switch";
}
String
ValueNode_Switch::get_local_name()const
{
return _("Switch");
}
bool
ValueNode_Switch::check_type(Type &type)
{
if(type != type_nil)
return true;
return false;
}
LinkableValueNode::Vocab
ValueNode_Switch::get_children_vocab_vfunc()const
{
if(children_vocab.size())
return children_vocab;
LinkableValueNode::Vocab ret;
ret.push_back(ParamDesc(ValueBase(),"link_off")
.set_local_name(_("Link Off"))
.set_description(_("The value node returned when the switch is off"))
);
ret.push_back(ParamDesc(ValueBase(),"link_on")
.set_local_name(_("Link On"))
.set_description(_("The value node returned when the switch is on"))
);
ret.push_back(ParamDesc(ValueBase(),"switch")
.set_local_name(_("Switch"))
.set_description(_("When checked, returns 'Link On', otherwise returns 'Link Off'"))
);
return ret;
}