adg/adg-color-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_COLOR_STYLE_H__
  27 #define __ADG_COLOR_STYLE_H__
  28
  29 #include <adg/adg-style.h>
  30 #include <adg/adg-enums.h>
  31
  32
  33 G_BEGIN_DECLS
  34
  35 #define ADG_TYPE_COLOR_STYLE             (adg_color_style_get_type())
  36 #define ADG_COLOR_STYLE(obj)             (G_TYPE_CHECK_INSTANCE_CAST((obj), ADG_TYPE_COLOR_STYLE, AdgColorStyle))
  37 #define ADG_COLOR_STYLE_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST((klass), ADG_TYPE_COLOR_STYLE, AdgColorStyleClass))
  38 #define ADG_IS_COLOR_STYLE(obj)          (G_TYPE_CHECK_INSTANCE_TYPE((obj), ADG_TYPE_COLOR_STYLE))
  39 #define ADG_IS_COLOR_STYLE_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE((klass), ADG_TYPE_COLOR_STYLE))
  40 #define ADG_COLOR_STYLE_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS((obj), ADG_TYPE_COLOR_STYLE, AdgColorStyleClass))
  41
  42
  43 typedef struct _AdgColorStyle        AdgColorStyle;
  44 typedef struct _AdgColorStyleClass   AdgColorStyleClass;
  45
  46 struct _AdgColorStyle {
  47     /*< private >*/
  48     AdgStyle             parent;
  49     gpointer             data;
  50 };
  51
  52 struct _AdgColorStyleClass {
  53     /*< private >*/
  54     AdgStyleClass        parent_class;
  55 };
  56
  57
  58 GType           adg_color_style_get_type        (void) G_GNUC_CONST;
  59 AdgColorStyle * adg_color_style_new             (void);
  60
  61 void            adg_color_style_set_rgb         (AdgColorStyle  *color_style,
  62                                                  gdouble         r,
  63                                                  gdouble         g,
  64                                                  gdouble         b);
  65 void            adg_color_style_put_rgb         (AdgColorStyle  *color_style,
  66                                                  gdouble        *r,
  67                                                  gdouble        *g,
  68                                                  gdouble        *b);
  69 void            adg_color_style_set_alpha       (AdgColorStyle  *color_style,
  70                                                  gdouble         alpha);
  71 gdouble         adg_color_style_get_alpha       (AdgColorStyle  *color_style);
  72
  73 G_END_DECLS
  74
  75
  76 #endif /* __ADG_COLOR_STYLE_H__ */