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Diffstat (limited to 'src/art_vpath.h')
-rw-r--r-- | src/art_vpath.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/src/art_vpath.h b/src/art_vpath.h new file mode 100644 index 0000000..6b3d3f6 --- /dev/null +++ b/src/art_vpath.h @@ -0,0 +1,73 @@ +/* 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_config.h" +#include "art_rect.h" +#include "art_pathcode.h" +#else +#include <libart_lgpl/art_config.h> +#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 */ + +LIBART_EXPORT void +art_vpath_add_point (ArtVpath **p_vpath, int *pn_points, int *pn_points_max, + ArtPathcode code, double x, double y); + +LIBART_EXPORT ArtVpath * +art_vpath_new_circle (double x, double y, double r); + +LIBART_EXPORT ArtVpath * +art_vpath_affine_transform (const ArtVpath *src, const double matrix[6]); + +LIBART_EXPORT void +art_vpath_bbox_drect (const ArtVpath *vec, ArtDRect *drect); + +LIBART_EXPORT void +art_vpath_bbox_irect (const ArtVpath *vec, ArtIRect *irect); + +LIBART_EXPORT ArtVpath * +art_vpath_perturb (ArtVpath *src); + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* __ART_VPATH_H__ */ |