adg/adg-arrow.h

   1 /* ADG - Automatic Drawing Generation
   2  * Copyright (C) 2007,2008,2009 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 #ifndef __ADG_ARROW_H__
  22 #define __ADG_ARROW_H__
  23
  24 #include <adg/adg-marker.h>
  25
  26
  27 G_BEGIN_DECLS
  28
  29 #define ADG_TYPE_ARROW             (adg_arrow_get_type())
  30 #define ADG_ARROW(obj)             (G_TYPE_CHECK_INSTANCE_CAST((obj), ADG_TYPE_ARROW, AdgArrow))
  31 #define ADG_ARROW_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST((klass), ADG_TYPE_ARROW, AdgArrowClass))
  32 #define ADG_IS_ARROW(obj)          (G_TYPE_CHECK_INSTANCE_TYPE((obj), ADG_TYPE_ARROW))
  33 #define ADG_IS_ARROW_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE((klass), ADG_TYPE_ARROW))
  34 #define ADG_ARROW_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS((obj), ADG_TYPE_ARROW, AdgArrowClass))
  35
  36 typedef struct _AdgArrow       AdgArrow;
  37 typedef struct _AdgArrowClass  AdgArrowClass;
  38
  39 struct _AdgArrow {
  40     /*< private >*/
  41     AdgMarker            parent;
  42     gpointer             data;
  43 };
  44
  45 struct _AdgArrowClass {
  46     /*< private >*/
  47     AdgMarkerClass       parent_class;
  48 };
  49
  50
  51 GType           adg_arrow_get_type              (void) G_GNUC_CONST;
  52
  53 gdouble         adg_arrow_get_angle             (AdgArrow       *arrow);
  54 void            adg_arrow_set_angle             (AdgArrow       *arrow,
  55                                                  gdouble         angle);
  56
  57 G_END_DECLS
  58
  59
  60 #endif /* __ADG_ARROW_H__ */