Pileus Git - ~andy/gtk/blob - gtk/gtkcsstypesprivate.h

   1 /* GTK - The GIMP Toolkit
   2  * Copyright (C) 2011 Benjamin Otte <otte@gnome.org>
   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., 59 Temple Place - Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifndef __GTK_CSS_TYPES_PRIVATE_H__
  21 #define __GTK_CSS_TYPES_PRIVATE_H__
  22
  23 #include <glib-object.h>
  24 #include <gtk/gtkstylecontext.h>
  25
  26 G_BEGIN_DECLS
  27
  28 typedef enum {
  29   GTK_CSS_INHERIT,
  30   GTK_CSS_INITIAL
  31 } GtkCssSpecialValue;
  32
  33 /* We encode horizontal and vertical repeat in one enum value.
  34  * This eases parsing and storage, but you need to be aware that
  35  * you have to "unpack" this value.
  36  */
  37 #define GTK_CSS_BACKGROUND_REPEAT_SHIFT (8)
  38 #define GTK_CSS_BACKGROUND_REPEAT_MASK ((1 << GTK_CSS_BACKGROUND_REPEAT_SHIFT) - 1)
  39 #define GTK_CSS_BACKGROUND_HORIZONTAL(repeat) ((repeat) & GTK_CSS_BACKGROUND_REPEAT_MASK)
  40 #define GTK_CSS_BACKGROUND_VERTICAL(repeat) (((repeat) >> GTK_CSS_BACKGROUND_REPEAT_SHIFT) & GTK_CSS_BACKGROUND_REPEAT_MASK)
  41 typedef enum /*< enum >*/
  42 {
  43   GTK_CSS_BACKGROUND_INVALID, /*< skip >*/
  44   GTK_CSS_BACKGROUND_REPEAT, /* start at one so we know if a value has been set */
  45   GTK_CSS_BACKGROUND_SPACE,
  46   GTK_CSS_BACKGROUND_ROUND,
  47   GTK_CSS_BACKGROUND_NO_REPEAT,
  48   /* need to hardcode the numer or glib-mkenums makes us into a flags type */
  49   GTK_CSS_BACKGROUND_REPEAT_X = 1025,
  50   GTK_CSS_BACKGROUND_REPEAT_Y = 260
  51 } GtkCssBackgroundRepeat;
  52
  53 typedef enum {
  54   GTK_CSS_REPEAT_STYLE_STRETCH,
  55   GTK_CSS_REPEAT_STYLE_REPEAT,
  56   GTK_CSS_REPEAT_STYLE_ROUND,
  57   GTK_CSS_REPEAT_STYLE_SPACE
  58 } GtkCssBorderRepeatStyle;
  59
  60 typedef enum {
  61   GTK_CSS_AREA_BORDER_BOX,
  62   GTK_CSS_AREA_PADDING_BOX,
  63   GTK_CSS_AREA_CONTENT_BOX
  64 } GtkCssArea;
  65
  66 /* for the order in arrays */
  67 typedef enum /*< skip >*/ {
  68   GTK_CSS_TOP,
  69   GTK_CSS_RIGHT,
  70   GTK_CSS_BOTTOM,
  71   GTK_CSS_LEFT
  72 } GtkCssSide;
  73
  74 typedef enum /*< skip >*/ {
  75   GTK_CSS_TOP_LEFT,
  76   GTK_CSS_TOP_RIGHT,
  77   GTK_CSS_BOTTOM_RIGHT,
  78   GTK_CSS_BOTTOM_LEFT
  79 } GtkCssCorner;
  80
  81 typedef enum /*< skip >*/ {
  82   /* CSS term: <number> */
  83   GTK_CSS_NUMBER,
  84   /* CSS term: <percentage> */
  85   GTK_CSS_PERCENT,
  86   /* CSS term: <length> */
  87   GTK_CSS_PX,
  88   GTK_CSS_PT,
  89   GTK_CSS_EM,
  90   GTK_CSS_EX,
  91   GTK_CSS_PC,
  92   GTK_CSS_IN,
  93   GTK_CSS_CM,
  94   GTK_CSS_MM
  95 } GtkCssUnit;
  96
  97 typedef struct _GtkCssNumber GtkCssNumber;
  98 typedef struct _GtkCssBorderCornerRadius GtkCssBorderCornerRadius;
  99 typedef struct _GtkCssBorderImageRepeat GtkCssBorderImageRepeat;
 100
 101 struct _GtkCssNumber {
 102   gdouble        value;
 103   GtkCssUnit     unit;
 104 };
 105
 106 struct _GtkCssBorderCornerRadius {
 107   GtkCssNumber horizontal;
 108   GtkCssNumber vertical;
 109 };
 110
 111 struct _GtkCssBorderImageRepeat {
 112   GtkCssBorderRepeatStyle vrepeat;
 113   GtkCssBorderRepeatStyle hrepeat;
 114 };
 115
 116 #define GTK_TYPE_CSS_BORDER_CORNER_RADIUS _gtk_css_border_corner_radius_get_type ()
 117 #define GTK_TYPE_CSS_BORDER_IMAGE_REPEAT _gtk_css_border_image_repeat_get_type ()
 118 #define GTK_TYPE_CSS_NUMBER _gtk_css_number_get_type ()
 119
 120 GType           _gtk_css_border_corner_radius_get_type          (void);
 121 GType           _gtk_css_border_image_repeat_get_type           (void);
 122 GType           _gtk_css_number_get_type                        (void);
 123
 124 #define GTK_CSS_NUMBER_INIT(_value,_unit) { (_value), (_unit) }
 125 void            _gtk_css_number_init                            (GtkCssNumber       *number,
 126                                                                  double              value,
 127                                                                  GtkCssUnit          unit);
 128 gboolean        _gtk_css_number_equal                           (const GtkCssNumber *one,
 129                                                                  const GtkCssNumber *two);
 130 double          _gtk_css_number_get                             (const GtkCssNumber *number,
 131                                                                  double              one_hundred_percent);
 132 void            _gtk_css_number_compute                         (GtkCssNumber       *dest,
 133                                                                  const GtkCssNumber *src,
 134                                                                  GtkStyleContext    *context);
 135 void            _gtk_css_number_print                           (const GtkCssNumber *number,
 136                                                                  GString            *string);
 137
 138
 139 G_END_DECLS
 140
 141 #endif /* __GTK_CSS_TYPES_PRIVATE_H__ */