/* === S Y N F I G ========================================================= */
/*! \file valuenode_const.h
** \brief Header file for implementation of the "Constant" valuenode conversion.
**
** $Id$
**
** \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
*/
/* ========================================================================= */
/* === S T A R T =========================================================== */
#ifndef __SYNFIG_VALUENODE_CONST_H
#define __SYNFIG_VALUENODE_CONST_H
/* === H E A D E R S ======================================================= */
#include <synfig/valuenode.h>
/* === M A C R O S ========================================================= */
/* === C L A S S E S & S T R U C T S ======================================= */
namespace synfig {
class ValueNode_Const : public ValueNode
{
public:
typedef etl::handle<ValueNode_Const> Handle;
typedef etl::handle<const ValueNode_Const> ConstHandle;
private:
ValueBase value;
ValueNode_Const();
ValueNode_Const(const ValueBase &x, etl::loose_handle<Canvas> canvas = 0);
public:
virtual ValueBase operator()(Time t)const;
virtual ~ValueNode_Const();
const ValueBase &get_value()const;
ValueBase &get_value();
void set_value(const ValueBase &data);
bool get_static()const {return get_value().get_static();}
void set_static(bool x) { get_value().set_static(x); }
virtual Interpolation get_interpolation()const {return get_value().get_interpolation();}
virtual void set_interpolation(Interpolation x) { get_value().set_interpolation(x); }
virtual String get_name()const;
virtual String get_local_name()const;
virtual ValueNode::Handle clone(etl::loose_handle<Canvas> canvas, const GUID& deriv_guid=GUID())const;
#ifdef _DEBUG
String get_string()const;
#endif // _DEBUG
public:
// create a new ValueNode_Const object with the given value.
// Unless the given value is a Bone, in which case make a ValueNode_Bone.
static ValueNode* create(const ValueBase &x=ValueBase(), etl::loose_handle<Canvas> canvas = 0);
protected:
virtual void get_times_vfunc(Node::time_set &set) const;
virtual void get_values_vfunc(std::map<Time, ValueBase> &x) const;
};
}; // END of namespace synfig
/* === E N D =============================================================== */
#endif