mui/gtk-mui/gdk/gdkvisual.h

   1 #ifndef __GDK_VISUAL_H__
   2 #define __GDK_VISUAL_H__
   3
   4 #include <gdk/gdktypes.h>
   5
   6 /*G_BEGIN_DECLS*/
   7
   8 #define GDK_TYPE_VISUAL              (gdk_visual_get_type ())
   9 #define GDK_VISUAL(object)           (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_VISUAL, GdkVisual))
  10 #define GDK_VISUAL_CLASS(klass)      (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_VISUAL, GdkVisualClass))
  11 #define GDK_IS_VISUAL(object)        (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_VISUAL))
  12 #define GDK_IS_VISUAL_CLASS(klass)   (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_VISUAL))
  13 #define GDK_VISUAL_GET_CLASS(obj)    (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_VISUAL, GdkVisualClass))
  14
  15 typedef struct _GdkVisualClass    GdkVisualClass;
  16
  17 /* Types of visuals.
  18  *   StaticGray:
  19  *   Grayscale:
  20  *   StaticColor:
  21  *   PseudoColor:
  22  *   TrueColor:
  23  *   DirectColor:
  24  */
  25 typedef enum
  26 {
  27   GDK_VISUAL_STATIC_GRAY,
  28   GDK_VISUAL_GRAYSCALE,
  29   GDK_VISUAL_STATIC_COLOR,
  30   GDK_VISUAL_PSEUDO_COLOR,
  31   GDK_VISUAL_TRUE_COLOR,
  32   GDK_VISUAL_DIRECT_COLOR
  33 } GdkVisualType;
  34
  35 /* The visual type.
  36  *   "type" is the type of visual this is (PseudoColor, TrueColor, etc).
  37  *   "depth" is the bit depth of this visual.
  38  *   "colormap_size" is the size of a colormap for this visual.
  39  *   "bits_per_rgb" is the number of significant bits per red, green and blue.
  40  *  The red, green and blue masks, shifts and precisions refer
  41  *   to value needed to calculate pixel values in TrueColor and DirectColor
  42  *   visuals. The "mask" is the significant bits within the pixel. The
  43  *   "shift" is the number of bits left we must shift a primary for it
  44  *   to be in position (according to the "mask"). "prec" refers to how
  45  *   much precision the pixel value contains for a particular primary.
  46  */
  47 struct _GdkVisual
  48 {
  49 /*  GObject parent_instance;*/
  50
  51   GdkVisualType type;
  52   gint depth;
  53   GdkByteOrder byte_order;
  54   gint colormap_size;
  55   gint bits_per_rgb;
  56
  57   guint32 red_mask;
  58   gint red_shift;
  59   gint red_prec;
  60
  61   guint32 green_mask;
  62   gint green_shift;
  63   gint green_prec;
  64
  65   guint32 blue_mask;
  66   gint blue_shift;
  67   gint blue_prec;
  68
  69 /* GTK-MUI internal:
  70  *
  71  * more than ugly hack, to get a params
  72  */
  73   int *mgtk_widget;
  74 };
  75
  76 GType         gdk_visual_get_type            (void) G_GNUC_CONST;
  77
  78 #ifndef GDK_MULTIHEAD_SAFE
  79 gint          gdk_visual_get_best_depth      (void);
  80 GdkVisualType gdk_visual_get_best_type       (void);
  81 GdkVisual*    gdk_visual_get_system          (void);
  82 GdkVisual*    gdk_visual_get_best            (void);
  83 GdkVisual*    gdk_visual_get_best_with_depth (gint           depth);
  84 GdkVisual*    gdk_visual_get_best_with_type  (GdkVisualType  visual_type);
  85 GdkVisual*    gdk_visual_get_best_with_both  (gint           depth,
  86                                               GdkVisualType  visual_type);
  87
  88 void gdk_query_depths       (gint           **depths,
  89                              gint            *count);
  90 void gdk_query_visual_types (GdkVisualType  **visual_types,
  91                              gint            *count);
  92
  93 GList* gdk_list_visuals (void);
  94 #endif
  95
  96 GdkScreen *gdk_visual_get_screen (GdkVisual *visual);
  97
  98 #ifndef GDK_DISABLE_DEPRECATED
  99 #define gdk_visual_ref(v) g_object_ref(v)
 100 #define gdk_visual_unref(v) g_object_unref(v)
 101 #endif
 102
 103 /*G_END_DECLS*/
 104
 105 #endif /* __GDK_VISUAL_H__ */