adg/adg-style.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_STYLE_H__
  27 #define __ADG_STYLE_H__
  28
  29 #include <adg/adg-entity.h>
  30
  31
  32 G_BEGIN_DECLS
  33
  34 #define ADG_TYPE_STYLE             (adg_style_get_type())
  35 #define ADG_STYLE(obj)             (G_TYPE_CHECK_INSTANCE_CAST((obj), ADG_TYPE_STYLE, AdgStyle))
  36 #define ADG_STYLE_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST((klass), ADG_TYPE_STYLE, AdgStyleClass))
  37 #define ADG_IS_STYLE(obj)          (G_TYPE_CHECK_INSTANCE_TYPE((obj), ADG_TYPE_STYLE))
  38 #define ADG_IS_STYLE_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE((klass), ADG_TYPE_STYLE))
  39 #define ADG_STYLE_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS((obj), ADG_TYPE_STYLE, AdgStyleClass))
  40
  41
  42 #if 0
  43 /* This is declared in adg-entity.h */
  44 typedef struct _AdgStyle AdgStyle;
  45 #endif
  46 typedef struct _AdgStyleClass   AdgStyleClass;
  47
  48 struct _AdgStyle {
  49     /*< private >*/
  50     GObject              parent;
  51 };
  52
  53 struct _AdgStyleClass {
  54     /*< private >*/
  55     GObjectClass         parent_class;
  56     /*< public >*/
  57     void                (*apply)                (AdgStyle       *style,
  58                                                  AdgEntity      *entity,
  59                                                  cairo_t        *cr);
  60 };
  61
  62
  63 GType                   adg_style_get_type      (void) G_GNUC_CONST;
  64
  65 void                    adg_style_apply         (AdgStyle       *style,
  66                                                  AdgEntity      *entity,
  67                                                  cairo_t        *cr);
  68
  69 G_END_DECLS
  70
  71
  72 #endif /* __ADG_STYLE_H__ */