mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-11-17 23:10:22 +00:00
47ee996198
Also add a priv pointer to GdkVisual and use it for the GdkVisualPrivate structure. Then Make GdkVisualPrivate actually private to gdkvisual-x11.c and make other callers use proper function calls to access it.
146 lines
5.4 KiB
C
146 lines
5.4 KiB
C
/* GDK - The GIMP Drawing Kit
|
|
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
/*
|
|
* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
|
|
* file for a list of people on the GTK+ Team. See the ChangeLog
|
|
* files for a list of changes. These files are distributed with
|
|
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
|
|
*/
|
|
|
|
#if !defined (__GDK_H_INSIDE__) && !defined (GDK_COMPILATION)
|
|
#error "Only <gdk/gdk.h> can be included directly."
|
|
#endif
|
|
|
|
#ifndef __GDK_VISUAL_H__
|
|
#define __GDK_VISUAL_H__
|
|
|
|
#include <gdk/gdktypes.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GDK_TYPE_VISUAL (gdk_visual_get_type ())
|
|
#define GDK_VISUAL(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_VISUAL, GdkVisual))
|
|
#define GDK_VISUAL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_VISUAL, GdkVisualClass))
|
|
#define GDK_IS_VISUAL(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_VISUAL))
|
|
#define GDK_IS_VISUAL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_VISUAL))
|
|
#define GDK_VISUAL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_VISUAL, GdkVisualClass))
|
|
|
|
typedef struct _GdkVisualPrivate GdkVisualPrivate;
|
|
typedef struct _GdkVisualClass GdkVisualClass;
|
|
|
|
/* Types of visuals.
|
|
* StaticGray:
|
|
* Grayscale:
|
|
* StaticColor:
|
|
* PseudoColor:
|
|
* TrueColor:
|
|
* DirectColor:
|
|
*/
|
|
typedef enum
|
|
{
|
|
GDK_VISUAL_STATIC_GRAY,
|
|
GDK_VISUAL_GRAYSCALE,
|
|
GDK_VISUAL_STATIC_COLOR,
|
|
GDK_VISUAL_PSEUDO_COLOR,
|
|
GDK_VISUAL_TRUE_COLOR,
|
|
GDK_VISUAL_DIRECT_COLOR
|
|
} GdkVisualType;
|
|
|
|
/* The visual type.
|
|
* "type" is the type of visual this is (PseudoColor, TrueColor, etc).
|
|
* "depth" is the bit depth of this visual.
|
|
* "colormap_size" is the size of a colormap for this visual.
|
|
* "bits_per_rgb" is the number of significant bits per red, green and blue.
|
|
* The red, green and blue masks, shifts and precisions refer
|
|
* to value needed to calculate pixel values in TrueColor and DirectColor
|
|
* visuals. The "mask" is the significant bits within the pixel. The
|
|
* "shift" is the number of bits left we must shift a primary for it
|
|
* to be in position (according to the "mask"). "prec" refers to how
|
|
* much precision the pixel value contains for a particular primary.
|
|
*/
|
|
struct _GdkVisual
|
|
{
|
|
GObject parent_instance;
|
|
|
|
GdkVisualType GSEAL (type);
|
|
gint GSEAL (depth);
|
|
GdkByteOrder GSEAL (byte_order);
|
|
gint GSEAL (colormap_size);
|
|
gint GSEAL (bits_per_rgb);
|
|
|
|
guint32 GSEAL (red_mask);
|
|
gint GSEAL (red_shift);
|
|
gint GSEAL (red_prec);
|
|
|
|
guint32 GSEAL (green_mask);
|
|
gint GSEAL (green_shift);
|
|
gint GSEAL (green_prec);
|
|
|
|
guint32 GSEAL (blue_mask);
|
|
gint GSEAL (blue_shift);
|
|
gint GSEAL (blue_prec);
|
|
|
|
GdkVisualPrivate *priv;
|
|
};
|
|
|
|
GType gdk_visual_get_type (void) G_GNUC_CONST;
|
|
|
|
#ifndef GDK_MULTIHEAD_SAFE
|
|
gint gdk_visual_get_best_depth (void);
|
|
GdkVisualType gdk_visual_get_best_type (void);
|
|
GdkVisual* gdk_visual_get_system (void);
|
|
GdkVisual* gdk_visual_get_best (void);
|
|
GdkVisual* gdk_visual_get_best_with_depth (gint depth);
|
|
GdkVisual* gdk_visual_get_best_with_type (GdkVisualType visual_type);
|
|
GdkVisual* gdk_visual_get_best_with_both (gint depth,
|
|
GdkVisualType visual_type);
|
|
|
|
void gdk_query_depths (gint **depths,
|
|
gint *count);
|
|
void gdk_query_visual_types (GdkVisualType **visual_types,
|
|
gint *count);
|
|
|
|
GList* gdk_list_visuals (void);
|
|
#endif
|
|
|
|
GdkScreen *gdk_visual_get_screen (GdkVisual *visual);
|
|
|
|
GdkVisualType gdk_visual_get_visual_type (GdkVisual *visual);
|
|
gint gdk_visual_get_depth (GdkVisual *visual);
|
|
GdkByteOrder gdk_visual_get_byte_order (GdkVisual *visual);
|
|
gint gdk_visual_get_colormap_size (GdkVisual *visual);
|
|
gint gdk_visual_get_bits_per_rgb (GdkVisual *visual);
|
|
void gdk_visual_get_red_pixel_details (GdkVisual *visual,
|
|
guint32 *mask,
|
|
gint *shift,
|
|
gint *precision);
|
|
void gdk_visual_get_green_pixel_details (GdkVisual *visual,
|
|
guint32 *mask,
|
|
gint *shift,
|
|
gint *precision);
|
|
void gdk_visual_get_blue_pixel_details (GdkVisual *visual,
|
|
guint32 *mask,
|
|
gint *shift,
|
|
gint *precision);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GDK_VISUAL_H__ */
|