/*
Copyright (C) 2007-2012 Authors
Authors: Raph Levien
Johan Engelen
This program 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 program 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.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
*/
#ifndef INKSCAPE_SPIRO_H
#define INKSCAPE_SPIRO_H
#include "live_effects/spiro-converters.h"
#include <2geom/forward.h>
class SPCurve;
namespace Spiro {
typedef struct {
double x;
double y;
char ty;
} spiro_cp;
void spiro_run(const spiro_cp *src, int src_len, SPCurve &curve);
void spiro_run(const spiro_cp *src, int src_len, Geom::Path &path);
/* the following methods are only for expert use: */
typedef struct spiro_seg_s spiro_seg;
spiro_seg * run_spiro(const spiro_cp *src, int n);
void free_spiro(spiro_seg *s);
void spiro_to_otherpath(const spiro_seg *s, int n, ConverterBase &bc);
double get_knot_th(const spiro_seg *s, int i);
} // namespace Spiro
#endif // INKSCAPE_SPIRO_H