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
|
/* color_utils.c
* Toolkit-dependent implementations of routines to handle colors.
*
* $Id: color_utils.c 42191 2012-04-22 13:59:28Z etxrab $
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include <gtk/gtk.h>
#include "../color.h"
#include "ui/simple_dialog.h"
#include "ui/gtk/color_utils.h"
#include "ui/gtk/gtkglobals.h"
#if 0
static GdkColormap* sys_cmap;
static GdkColormap* our_cmap = NULL;
#endif
GdkColor WHITE = { 0, 65535, 65535, 65535 };
/*GdkColor LTGREY = { 0, 57343, 57343, 57343 };*/
GdkColor BLACK = { 0, 0, 0, 0 };
/*
* Initialize a color with R, G, and B values, including any toolkit-dependent
* work that needs to be done.
* Returns TRUE if it succeeds, FALSE if it fails.
*/
gboolean
initialize_color(color_t *color, guint16 red, guint16 green, guint16 blue)
{
GdkColor gdk_color;
gdk_color.pixel = 0;
gdk_color.red = red;
gdk_color.green = green;
gdk_color.blue = blue;
#if 0
if (!get_color(&gdk_color))
return FALSE;
#endif
gdkcolor_to_color_t(color, &gdk_color);
return TRUE;
}
/* Initialize the colors */
void
colors_init(void)
{
#if 0
gboolean got_white, got_black;
sys_cmap = gdk_colormap_get_system();
/* Allocate "constant" colors. */
got_white = get_color(&WHITE);
got_black = get_color(&BLACK);
/* Got milk? */
if (!got_white) {
if (!got_black)
simple_dialog(ESD_TYPE_WARN, ESD_BTN_OK,
"Could not allocate colors black or white.");
else
simple_dialog(ESD_TYPE_WARN, ESD_BTN_OK,
"Could not allocate color white.");
} else {
if (!got_black)
simple_dialog(ESD_TYPE_WARN, ESD_BTN_OK,
"Could not allocate color black.");
}
#endif
}
#if 0
/* allocate a color from the color map */
gboolean
get_color(GdkColor *new_color)
{
GdkVisual *pv;
if (!our_cmap) {
if (!gdk_colormap_alloc_color (sys_cmap, new_color, FALSE,
TRUE)) {
pv = gdk_visual_get_best();
if (!(our_cmap = gdk_colormap_new(pv, TRUE))) {
simple_dialog(ESD_TYPE_WARN, ESD_BTN_OK,
"Could not create new colormap");
}
} else
return (TRUE);
}
return (gdk_colormap_alloc_color(our_cmap, new_color, FALSE, TRUE));
}
#endif
void
color_t_to_gdkcolor(GdkColor *target, const color_t *source)
{
target->pixel = source->pixel;
target->red = source->red;
target->green = source->green;
target->blue = source->blue;
}
#if GTK_CHECK_VERSION(3,0,0)
void
color_t_to_gdkRGBAcolor(GdkRGBA *target, const color_t *source)
{
target->alpha = 1;
target->red = source->red / 65535.0;
target->green = source->green / 65535.0;
target->blue = source->blue / 65535.0;
}
#endif
void
gdkcolor_to_color_t(color_t *target, const GdkColor *source)
{
target->pixel = source->pixel;
target->red = source->red;
target->green = source->green;
target->blue = source->blue;
}
#if GTK_CHECK_VERSION(3,0,0)
void
gdkRGBAcolor_to_color_t(color_t *target, const GdkRGBA *source)
{
target->pixel = 0;
target->red = (guint16)(source->red*65535);
target->green = (guint16)(source->green*65535);
target->blue = (guint16)(source->blue*65535);
}
#endif
|
