/* === S Y N F I G ========================================================= */
/*! \file valuelink.cpp
** \brief ValueBase Link Implementation File
**
** $Id$
**
** \legal
** Copyright (c) 2004 Adrian Bentley
**
** 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 <synfig/general.h>
#include "valuelink.h"
#include <gui/localization.h>
#endif
/* === U S I N G =========================================================== */
using namespace std;
using namespace etl;
using namespace synfig;
using studio::ValueBaseLink;
/* === 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 ======================================================= */
/* === E N T R Y P O I N T ================================================= */
//structors
ValueBaseLink::ValueBaseLink()
{
assert(0); //CHECK: This class does not appear to be used.
}
ValueBaseLink::~ValueBaseLink()
{
}
//link access
ValueNode::LooseHandle ValueBaseLink::get_link_vfunc(int i)const
{
/*list_type::const_iterator it = list.begin();
while(it != list.end() && i-- > 0)
{
++it;
}
if(it == list.end())
{
return ValueNode::LooseHandle();
}else
{
return *it;
}*/
if(i >= 0 && i < (int)list.size())
{
return list[i];
}else
{
return ValueNode::LooseHandle();
}
}
//more link access
int ValueBaseLink::link_count()const
{
return list.size();
}
String ValueBaseLink::link_local_name(int i)const
{
ValueNode::LooseHandle h = get_link(i);
if(h)
{
return h->get_local_name();
}else return String();
}
String ValueBaseLink::link_name(int i)const
{
ValueNode::LooseHandle h = get_link(i);
if(h)
{
return h->get_name();
}else return String();
}
int ValueBaseLink::get_link_index_from_name(const synfig::String &name)const
{
for(int i = 0; i < link_count(); ++i)
if (link_name(i) == name) return i;
throw Exception::BadLinkName(name);
}
//list management stuff
ValueBaseLink::list_type::const_iterator ValueBaseLink::findlink(synfig::ValueNode::Handle x) const
{
for(list_type::const_iterator i = list.begin(); i != list.end(); ++i)
{
if(*i == x)
{
return i;
}
}
return list.end();
}
ValueBaseLink::list_type::iterator ValueBaseLink::findlink(synfig::ValueNode::Handle x)
{
for(list_type::iterator i = list.begin(); i != list.end(); ++i)
{
if(*i == x)
{
return i;
}
}
return list.end();
}
void ValueBaseLink::add(synfig::ValueNode::Handle v)
{
list_type::iterator i = findlink(v);
if(i != list.end())
{
list.push_back(v);
}
}
void ValueBaseLink::remove(synfig::ValueNode::Handle v)
{
list_type::iterator i = findlink(v);
if(i != list.end())
{
if(i != list.end()-1)
{
*i = list.back();
}
list.pop_back();
}
}