adg/adg-alignment.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_ALIGNMENT_H__
  27 #define __ADG_ALIGNMENT_H__
  28
  29 #include <adg/adg-container.h>
  30 #include <adg/adg-pair.h>
  31
  32
  33 G_BEGIN_DECLS
  34
  35 #define ADG_TYPE_ALIGNMENT             (adg_alignment_get_type())
  36 #define ADG_ALIGNMENT(obj)             (G_TYPE_CHECK_INSTANCE_CAST((obj), ADG_TYPE_ALIGNMENT, AdgAlignment))
  37 #define ADG_ALIGNMENT_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST((klass), ADG_TYPE_ALIGNMENT, AdgAlignmentClass))
  38 #define ADG_IS_ALIGNMENT(obj)          (G_TYPE_CHECK_INSTANCE_TYPE((obj), ADG_TYPE_ALIGNMENT))
  39 #define ADG_IS_ALIGNMENT_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE((klass), ADG_TYPE_ALIGNMENT))
  40 #define ADG_ALIGNMENT_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS((obj), ADG_TYPE_ALIGNMENT, AdgAlignmentClass))
  41
  42
  43 typedef struct _AdgAlignment       AdgAlignment;
  44 typedef struct _AdgAlignmentClass  AdgAlignmentClass;
  45
  46 struct _AdgAlignment {
  47     /*< private >*/
  48     AdgContainer         parent;
  49     gpointer             data;
  50 };
  51
  52 struct _AdgAlignmentClass {
  53     /*< private >*/
  54     AdgContainerClass    parent_class;
  55 };
  56
  57
  58 GType           adg_alignment_get_type          (void) G_GNUC_CONST;
  59
  60 AdgAlignment *  adg_alignment_new               (const AdgPair  *factor);
  61 AdgAlignment *  adg_alignment_new_explicit      (gdouble         x_factor,
  62                                                  gdouble         y_factor);
  63
  64 void            adg_alignment_set_factor        (AdgAlignment   *alignment,
  65                                                  const AdgPair  *factor);
  66 void            adg_alignment_set_factor_explicit
  67                                                 (AdgAlignment   *alignment,
  68                                                  gdouble         x_factor,
  69                                                  gdouble         y_factor);
  70 const AdgPair * adg_alignment_get_factor        (AdgAlignment   *alignment);
  71
  72 G_END_DECLS
  73
  74
  75 #endif /* __ADG_ALIGNMENT_H__ */