src/adg/adg-point.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_POINT_H__
  27 #define __ADG_POINT_H__
  28
  29 #include <adg/adg-pair.h>
  30 #include <adg/adg-model.h>
  31
  32
  33 G_BEGIN_DECLS
  34
  35 #define ADG_TYPE_POINT                  (adg_point_get_type())
  36
  37
  38 typedef struct _AdgPoint  AdgPoint;
  39
  40
  41 GType           adg_point_get_type              (void) G_GNUC_CONST;
  42
  43 AdgPoint *      adg_point_new                   (void);
  44 AdgPoint *      adg_point_dup                   (const AdgPoint *src);
  45 void            adg_point_copy                  (AdgPoint       *point,
  46                                                  const AdgPoint *src);
  47 gboolean        adg_point_set                   (AdgPoint      **p_point,
  48                                                  const AdgPoint *new_point);
  49 void            adg_point_destroy               (AdgPoint       *point);
  50 void            adg_point_set_pair              (AdgPoint       *point,
  51                                                  const AdgPair  *pair);
  52 void            adg_point_set_pair_explicit     (AdgPoint       *point,
  53                                                  gdouble         x,
  54                                                  gdouble         y);
  55 void            adg_point_set_pair_from_model   (AdgPoint       *point,
  56                                                  AdgModel       *model,
  57                                                  const gchar    *name);
  58 const AdgPair * adg_point_get_pair              (AdgPoint       *point);
  59 void            adg_point_invalidate            (AdgPoint       *point);
  60 gboolean        adg_point_equal                 (const AdgPoint *point1,
  61                                                  const AdgPoint *point2);
  62
  63 G_END_DECLS
  64
  65
  66 #endif /* __ADG_POINT_H__ */