-/* === S Y N F I G ========================================================= */
-/*! \file valuenode_reference.cpp
-** \brief Template File
-**
-** $Id$
-**
-** \legal
-** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., 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 "valuenode_reference.h"
-#include "valuenode_const.h"
-#include "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_Reference::ValueNode_Reference(const ValueBase::Type &x):
- LinkableValueNode(x)
-{
-}
-
-ValueNode_Reference::ValueNode_Reference(const ValueNode::Handle &x):
- LinkableValueNode(x->get_type())
-{
- set_link("link",x);
-}
-
-ValueNode_Reference*
-ValueNode_Reference::create(const ValueBase &x)
-{
- return new ValueNode_Reference(ValueNode_Const::create(x));
-}
-
-LinkableValueNode*
-ValueNode_Reference::create_new()const
-{
- return new ValueNode_Reference(get_type());
-}
-
-ValueNode_Reference::~ValueNode_Reference()
-{
- unlink_all();
-}
-
-bool
-ValueNode_Reference::set_link_vfunc(int i,ValueNode::Handle x)
-{
- assert(i==0);
- if(x->get_type()!=get_type() && !PlaceholderValueNode::Handle::cast_dynamic(x))
- return false;
- link_=x;
- signal_child_changed()(i);signal_value_changed()();
- return true;
-}
-
-ValueNode::LooseHandle
-ValueNode_Reference::get_link_vfunc(int i)const
-{
- assert(i==0);
- return link_;
-}
-
-int
-ValueNode_Reference::link_count()const
-{
- return 1;
-}
-
-String
-ValueNode_Reference::link_local_name(int i)const
-{
- assert(i==0);
- return _("Link");
-}
-
-String
-ValueNode_Reference::link_name(int /*i*/)const
-{
- return "link";
-}
-
-int
-ValueNode_Reference::get_link_index_from_name(const String &name)const
-{
- if(name=="link")
- return 0;
-
- throw Exception::BadLinkName(name);
-}
-
-ValueBase
-ValueNode_Reference::operator()(Time t)const
-{
- return (*link_)(t);
-}
-
-
-String
-ValueNode_Reference::get_name()const
-{
- return "reference";
-}
-
-String
-ValueNode_Reference::get_local_name()const
-{
- return _("Reference");
-}
-
-bool
-ValueNode_Reference::check_type(ValueBase::Type type)
-{
- if(type)
- return true;
- return false;
-}