text: /* 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__ */
  