cpml/cpml-path.h

   1 /* CPML - Cairo Path Manipulation Library
   2  * Copyright (C) 2008, Nicola Fontana <ntd at entidi.it>
   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 Lesser 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 __CPML_PATH_H__
  21 #define __CPML_PATH_H__
  22
  23 #include <cpml/cpml-pair.h>
  24
  25 #define CPML_LAST       0
  26 #define CPML_FIRST      1
  27
  28
  29 CAIRO_BEGIN_DECLS
  30
  31
  32 typedef struct _CpmlPath CpmlPath;
  33
  34 struct _CpmlPath {
  35         cairo_path_t     cairo_path;
  36         CpmlPair         org;
  37 };
  38
  39
  40 cairo_bool_t
  41 cpml_path_from_cairo            (CpmlPath               *path,
  42                                  const cairo_path_t     *src,
  43                                  cairo_t                *cr);
  44 cairo_bool_t
  45 cpml_path_from_cairo_explicit   (CpmlPath               *path,
  46                                  const cairo_path_t     *src,
  47                                  const CpmlPair         *org);
  48 CpmlPath *
  49 cpml_path_copy                  (CpmlPath               *path,
  50                                  const CpmlPath         *src);
  51
  52 cairo_bool_t
  53 cpml_segment_from_path          (CpmlPath               *segment,
  54                                  const CpmlPath         *path,
  55                                  int                     index);
  56
  57 cairo_bool_t
  58 cpml_primitive_from_path        (CpmlPath               *primitive,
  59                                  const CpmlPath         *path,
  60                                  int                     index);
  61 cairo_bool_t
  62 cpml_primitive_get_pair         (const CpmlPath         *primitive,
  63                                  CpmlPair               *pair,
  64                                  int                     index);
  65 cairo_bool_t
  66 cpml_primitive_set_pair         (CpmlPath               *primitive,
  67                                  const CpmlPair         *pair,
  68                                  int                     index);
  69 cairo_bool_t
  70 cpml_primitive_get_point        (const CpmlPath         *primitive,
  71                                  CpmlPair               *point,
  72                                  double                  pos);
  73 cairo_bool_t
  74 cpml_primitive_reverse          (CpmlPath               *primitive);
  75
  76
  77 CAIRO_END_DECLS
  78
  79
  80 #endif /* __CPML_PATH_H__ */