/* === S Y N F I G ========================================================= */
/*! \file synfig/rendering/primitive/transformationaffine.h
** \brief TransformationAffine Header
**
** $Id$
**
** \legal
** ......... ... 2015-2018 Ivan Mahonin
**
** 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_RENDERING_TRANSFORMATIONAFFINE_H
#define __SYNFIG_RENDERING_TRANSFORMATIONAFFINE_H
/* === H E A D E R S ======================================================= */
#include <synfig/matrix.h>
#include "transformation.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 synfig
{
namespace rendering
{
class TransformationAffine: public Transformation
{
public:
typedef etl::handle<TransformationAffine> Handle;
Matrix matrix;
TransformationAffine() { }
explicit TransformationAffine(const Matrix &matrix): matrix(matrix) { }
static Vector calc_optimal_resolution(const Matrix2 &matrix);
static Bounds transform_bounds_affine(const Matrix &matrix, const Bounds &bounds);
protected:
virtual Transformation* clone_vfunc() const;
virtual Transformation* create_inverted_vfunc() const;
virtual Point transform_vfunc(const Point &x) const;
virtual Matrix2 derivative_vfunc(const Point &x) const;
virtual Bounds transform_bounds_vfunc(const Bounds &bounds) const;
virtual bool can_merge_outer_vfunc(const Transformation &other) const;
virtual bool can_merge_inner_vfunc(const Transformation &other) const;
virtual void merge_outer_vfunc(const Transformation &other);
virtual void merge_inner_vfunc(const Transformation &other);
};
} /* end namespace rendering */
} /* end namespace synfig */
/* -- E N D ----------------------------------------------------------------- */
#endif