aseprite/third_party/libart_lgpl/art_vpath.h
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C

/* Libart_LGPL - library of basic graphic primitives
* Copyright (C) 1998 Raph Levien
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __ART_VPATH_H__
#define __ART_VPATH_H__
#ifdef LIBART_COMPILATION
#include "art_rect.h"
#include "art_pathcode.h"
#else
#include <libart_lgpl/art_rect.h>
#include <libart_lgpl/art_pathcode.h>
#endif
/* Basic data structures and constructors for simple vector paths */
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
typedef struct _ArtVpath ArtVpath;
/* CURVETO is not allowed! */
struct _ArtVpath {
ArtPathcode code;
double x;
double y;
};
/* Some of the functions need to go into their own modules */
void
art_vpath_add_point (ArtVpath **p_vpath, int *pn_points, int *pn_points_max,
ArtPathcode code, double x, double y);
ArtVpath *
art_vpath_new_circle (double x, double y, double r);
ArtVpath *
art_vpath_affine_transform (const ArtVpath *src, const double matrix[6]);
void
art_vpath_bbox_drect (const ArtVpath *vec, ArtDRect *drect);
void
art_vpath_bbox_irect (const ArtVpath *vec, ArtIRect *irect);
ArtVpath *
art_vpath_perturb (ArtVpath *src);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __ART_VPATH_H__ */