adg/adg-edges.h

   1 /* ADG - Automatic Drawing Generation
   2  * Copyright (C) 2007,2008,2009,2010  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 Lesser 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  * Lesser 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., 51 Franklin Street, Fifth Floor,
  17  * Boston, MA  02110-1301, USA.
  18  */
  19
  20
  21 #if !defined(__ADG_H__)
  22 #error "Only <adg/adg.h> can be included directly."
  23 #endif
  24
  25
  26 #ifndef __ADG_EDGES_H__
  27 #define __ADG_EDGES_H__
  28
  29 #include <adg/adg-trail.h>
  30
  31
  32 G_BEGIN_DECLS
  33
  34 #define ADG_TYPE_EDGES             (adg_edges_get_type())
  35 #define ADG_EDGES(obj)             (G_TYPE_CHECK_INSTANCE_CAST((obj), ADG_TYPE_EDGES, AdgEdges))
  36 #define ADG_EDGES_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST((klass), ADG_TYPE_EDGES, AdgEdgesClass))
  37 #define ADG_IS_EDGES(obj)          (G_TYPE_CHECK_INSTANCE_TYPE((obj), ADG_TYPE_EDGES))
  38 #define ADG_IS_EDGES_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE((klass), ADG_TYPE_EDGES))
  39 #define ADG_EDGES_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS((obj), ADG_TYPE_EDGES, AdgEdgesClass))
  40
  41
  42 typedef struct _AdgEdges        AdgEdges;
  43 typedef struct _AdgEdgesClass   AdgEdgesClass;
  44
  45 struct _AdgEdges {
  46     /*< private >*/
  47     AdgTrail             parent;
  48     gpointer             data;
  49 };
  50
  51 struct _AdgEdgesClass {
  52     /*< private >*/
  53     AdgTrailClass        parent_class;
  54 };
  55
  56
  57 GType           adg_edges_get_type              (void) G_GNUC_CONST;
  58 AdgEdges *      adg_edges_new                   (void);
  59 AdgEdges *      adg_edges_new_with_source       (AdgTrail       *source);
  60
  61 void            adg_edges_set_source            (AdgEdges       *edges,
  62                                                  AdgTrail       *source);
  63 AdgTrail *      adg_edges_get_source            (AdgEdges       *edges);
  64 void            adg_edges_set_critical_angle    (AdgEdges       *edges,
  65                                                  gdouble         angle);
  66 gdouble         adg_edges_get_critical_angle    (AdgEdges       *edges);
  67
  68 G_END_DECLS
  69
  70
  71 #endif /* __ADG_EDGES_H__ */