1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
|
/* 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(GTK_DISABLE_SINGLE_INCLUDES) && !defined (__GDK_H_INSIDE__) && !defined (GDK_COMPILATION)
#error "Only <gdk/gdk.h> can be included directly."
#endif
#ifndef __GDK_COLOR_H__
#define __GDK_COLOR_H__
#include <cairo.h>
#include <gdk/gdktypes.h>
G_BEGIN_DECLS
/* The color type.
* A color consists of red, green and blue values in the
* range 0-65535 and a pixel value. The pixel value is highly
* dependent on the depth and colormap which this color will
* be used to draw into. Therefore, sharing colors between
* colormaps is a bad idea.
*/
struct _GdkColor
{
guint32 pixel;
guint16 red;
guint16 green;
guint16 blue;
};
/* The colormap type.
*/
typedef struct _GdkColormapClass GdkColormapClass;
#define GDK_TYPE_COLORMAP (gdk_colormap_get_type ())
#define GDK_COLORMAP(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_COLORMAP, GdkColormap))
#define GDK_COLORMAP_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_COLORMAP, GdkColormapClass))
#define GDK_IS_COLORMAP(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_COLORMAP))
#define GDK_IS_COLORMAP_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_COLORMAP))
#define GDK_COLORMAP_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_COLORMAP, GdkColormapClass))
#define GDK_TYPE_COLOR (gdk_color_get_type ())
struct _GdkColormap
{
/*< private >*/
GObject parent_instance;
/*< public >*/
gint size;
GdkColor *colors;
/*< private >*/
GdkVisual *visual;
gpointer windowing_data;
};
struct _GdkColormapClass
{
GObjectClass parent_class;
};
GType gdk_colormap_get_type (void) G_GNUC_CONST;
GdkColormap* gdk_colormap_new (GdkVisual *visual,
gboolean allocate);
#ifndef GDK_DISABLE_DEPRECATED
GdkColormap* gdk_colormap_ref (GdkColormap *cmap);
void gdk_colormap_unref (GdkColormap *cmap);
#endif
#ifndef GDK_MULTIHEAD_SAFE
GdkColormap* gdk_colormap_get_system (void);
#endif
GdkScreen *gdk_colormap_get_screen (GdkColormap *cmap);
#ifndef GDK_DISABLE_DEPRECATED
gint gdk_colormap_get_system_size (void);
#endif
#if !defined (GDK_DISABLE_DEPRECATED) || defined (GDK_COMPILATION)
/* Used by gdk_colors_store () */
void gdk_colormap_change (GdkColormap *colormap,
gint ncolors);
#endif
gint gdk_colormap_alloc_colors (GdkColormap *colormap,
GdkColor *colors,
gint n_colors,
gboolean writeable,
gboolean best_match,
gboolean *success);
gboolean gdk_colormap_alloc_color (GdkColormap *colormap,
GdkColor *color,
gboolean writeable,
gboolean best_match);
void gdk_colormap_free_colors (GdkColormap *colormap,
const GdkColor *colors,
gint n_colors);
void gdk_colormap_query_color (GdkColormap *colormap,
gulong pixel,
GdkColor *result);
GdkVisual *gdk_colormap_get_visual (GdkColormap *colormap);
GdkColor *gdk_color_copy (const GdkColor *color);
void gdk_color_free (GdkColor *color);
gboolean gdk_color_parse (const gchar *spec,
GdkColor *color);
guint gdk_color_hash (const GdkColor *colora);
gboolean gdk_color_equal (const GdkColor *colora,
const GdkColor *colorb);
gchar * gdk_color_to_string (const GdkColor *color);
GType gdk_color_get_type (void) G_GNUC_CONST;
/* The following functions are deprecated */
#ifndef GDK_DISABLE_DEPRECATED
void gdk_colors_store (GdkColormap *colormap,
GdkColor *colors,
gint ncolors);
gint gdk_color_white (GdkColormap *colormap,
GdkColor *color);
gint gdk_color_black (GdkColormap *colormap,
GdkColor *color);
gint gdk_color_alloc (GdkColormap *colormap,
GdkColor *color);
gint gdk_color_change (GdkColormap *colormap,
GdkColor *color);
#endif /* GDK_DISABLE_DEPRECATED */
#if !defined (GDK_DISABLE_DEPRECATED) || defined (GDK_COMPILATION)
/* Used by gdk_rgb_try_colormap () */
gint gdk_colors_alloc (GdkColormap *colormap,
gboolean contiguous,
gulong *planes,
gint nplanes,
gulong *pixels,
gint npixels);
void gdk_colors_free (GdkColormap *colormap,
gulong *pixels,
gint npixels,
gulong planes);
#endif /* !GDK_DISABLE_DEPRECATED || GDK_COMPILATION */
G_END_DECLS
#endif /* __GDK_COLOR_H__ */
|
