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74 lines
2.0 KiB
74 lines
2.0 KiB
/* Libart_LGPL - library of basic graphic primitives
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* Copyright (C) 1998 Raph Levien
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __ART_VPATH_H__
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#define __ART_VPATH_H__
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#ifdef LIBART_COMPILATION
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#include "art_config.h"
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#include "art_rect.h"
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#include "art_pathcode.h"
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#else
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#include <libart_lgpl/art_config.h>
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#include <libart_lgpl/art_rect.h>
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#include <libart_lgpl/art_pathcode.h>
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#endif
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/* Basic data structures and constructors for simple vector paths */
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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typedef struct _ArtVpath ArtVpath;
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/* CURVETO is not allowed! */
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struct _ArtVpath {
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ArtPathcode code;
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double x;
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double y;
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};
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/* Some of the functions need to go into their own modules */
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LIBART_EXPORT void
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art_vpath_add_point (ArtVpath **p_vpath, int *pn_points, int *pn_points_max,
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ArtPathcode code, double x, double y);
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LIBART_EXPORT ArtVpath *
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art_vpath_new_circle (double x, double y, double r);
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LIBART_EXPORT ArtVpath *
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art_vpath_affine_transform (const ArtVpath *src, const double matrix[6]);
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LIBART_EXPORT void
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art_vpath_bbox_drect (const ArtVpath *vec, ArtDRect *drect);
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LIBART_EXPORT void
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art_vpath_bbox_irect (const ArtVpath *vec, ArtIRect *irect);
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LIBART_EXPORT ArtVpath *
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art_vpath_perturb (ArtVpath *src);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __ART_VPATH_H__ */
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