lib/art/art_bpath.h

   1 /* Libart_LGPL - library of basic graphic primitives
   2  * Copyright (C) 1998 Raph Levien
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Library General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Library General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Library General Public
  15  * License along with this library; if not, write to the
  16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifndef __ART_BPATH_H__
  21 #define __ART_BPATH_H__
  22
  23 #ifdef LIBART_COMPILATION
  24 #include "art_misc.h"
  25 #include "art_point.h"
  26 #include "art_pathcode.h"
  27 #else
  28 #include "art_misc.h"
  29 #include "art_point.h"
  30 #include "art_pathcode.h"
  31 #endif
  32
  33 /* Basic data structures and constructors for bezier paths */
  34
  35 #ifdef __cplusplus
  36 extern "C" {
  37 #endif /* __cplusplus */
  38
  39 typedef struct _ArtBpath ArtBpath;
  40
  41 struct _ArtBpath {
  42   /*< public >*/
  43   ArtPathcode code;
  44   double x1;
  45   double y1;
  46   double x2;
  47   double y2;
  48   double x3;
  49   double y3;
  50 };
  51
  52 ArtBpath *
  53 art_bpath_affine_transform (const ArtBpath *src, const double matrix[6]);
  54
  55 #ifdef __cplusplus
  56 }
  57 #endif /* __cplusplus */
  58
  59 #endif /* __ART_BPATH_H__ */