src/adg/adg-canvas.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.h> can be included directly."
  23 #endif
  24
  25
  26 #ifndef __ADG_CANVAS_H__
  27 #define __ADG_CANVAS_H__
  28
  29 #include "adg-container.h"
  30 #include "adg-style.h"
  31
  32
  33 G_BEGIN_DECLS
  34
  35 #define ADG_TYPE_CANVAS             (adg_canvas_get_type())
  36 #define ADG_CANVAS(obj)             (G_TYPE_CHECK_INSTANCE_CAST((obj), ADG_TYPE_CANVAS, AdgCanvas))
  37 #define ADG_CANVAS_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST((klass), ADG_TYPE_CANVAS, AdgCanvasClass))
  38 #define ADG_IS_CANVAS(obj)          (G_TYPE_CHECK_INSTANCE_TYPE((obj), ADG_TYPE_CANVAS))
  39 #define ADG_IS_CANVAS_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE((klass), ADG_TYPE_CANVAS))
  40 #define ADG_CANVAS_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS((obj), ADG_TYPE_CANVAS, AdgCanvasClass))
  41
  42 #if 0
  43 /* AdgCanvas declared in adg-entity.h */
  44 typedef struct _AdgCanvas        AdgCanvas;
  45 #endif
  46 typedef struct _AdgCanvasClass   AdgCanvasClass;
  47
  48
  49 struct _AdgCanvas {
  50     /*< private >*/
  51     AdgContainer         parent;
  52     gpointer             data;
  53 };
  54
  55 struct _AdgCanvasClass {
  56     /*< private >*/
  57     AdgContainerClass    parent_class;
  58 };
  59
  60
  61 GType           adg_canvas_get_type             (void) G_GNUC_CONST;
  62
  63 AdgCanvas *     adg_canvas_new                  (void);
  64 void            adg_canvas_set_background_dress (AdgCanvas      *canvas,
  65                                                  AdgDress        dress);
  66 AdgDress        adg_canvas_get_background_dress (AdgCanvas      *canvas);
  67 void            adg_canvas_set_frame_dress      (AdgCanvas      *canvas,
  68                                                  AdgDress        dress);
  69 AdgDress        adg_canvas_get_frame_dress      (AdgCanvas      *canvas);
  70 void            adg_canvas_set_top_margin       (AdgCanvas      *canvas,
  71                                                  gdouble         value);
  72 gdouble         adg_canvas_get_top_margin       (AdgCanvas      *canvas);
  73 void            adg_canvas_set_right_margin     (AdgCanvas      *canvas,
  74                                                  gdouble         value);
  75 gdouble         adg_canvas_get_right_margin     (AdgCanvas      *canvas);
  76 void            adg_canvas_set_bottom_margin    (AdgCanvas      *canvas,
  77                                                  gdouble         value);
  78 gdouble         adg_canvas_get_bottom_margin    (AdgCanvas      *canvas);
  79 void            adg_canvas_set_left_margin      (AdgCanvas      *canvas,
  80                                                  gdouble         value);
  81 gdouble         adg_canvas_get_left_margin      (AdgCanvas      *canvas);
  82 void            adg_canvas_set_margins          (AdgCanvas      *canvas,
  83                                                  gdouble         top,
  84                                                  gdouble         right,
  85                                                  gdouble         bottom,
  86                                                  gdouble         left);
  87 void            adg_canvas_switch_frame         (AdgCanvas      *canvas,
  88                                                  gboolean        new_state);
  89 gboolean        adg_canvas_has_frame            (AdgCanvas      *canvas);
  90
  91 G_END_DECLS
  92
  93
  94 #endif /* __ADG_CANVAS_H__ */