source: synfigstudio/trunk/fuentes/src/gui/ducktransform_origin.h @ 481

/* === S Y N F I G ========================================================= */
/*!     \file ducktransform_origin.h
**      \brief Template Header
**
**      $Id$
**
**      \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_STUDIO_DUCK_TRANSFORM_ORIGIN_H
#define __SYNFIG_STUDIO_DUCK_TRANSFORM_ORIGIN_H

/* === H E A D E R S ======================================================= */

#include "duckmatic.h"
#include "duck.h"

/* === M A C R O S ========================================================= */

/* === T Y P E D E F S ===================================================== */

/* === C L A S S E S & S T R U C T S ======================================= */

namespace studio {

class Transform_Origin : public synfig::Transform
{
private:
        etl::handle<Duck> origin;
        std::vector<synfig::Vector> positions;

public:
        Transform_Origin(const synfig::GUID& guid, const etl::handle<Duck>& origin):Transform(guid), origin(origin) { }
        synfig::Vector perform(const synfig::Vector& x)const { return x+origin->get_point(); }
        synfig::Vector unperform(const synfig::Vector& x)const { return x-origin->get_point(); }

        synfig::String get_string()const
        {
                return "duck origin";
        }
}; // END of class Transform_Origin

}; // END of namespace studio
/* === E N D =============================================================== */

#endif