ui/qt/color_utils.cpp

   1 /* color_utils.cpp
   2  *
   3  * $Id$
   4  *
   5  * Wireshark - Network traffic analyzer
   6  * By Gerald Combs <gerald@wireshark.org>
   7  * Copyright 1998 Gerald Combs
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License
  11  * as published by the Free Software Foundation; either version 2
  12  * of the License, or (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  22  */
  23
  24
  25 #include "color_utils.h"
  26
  27
  28 /*
  29  * Initialize a color with R, G, and B values, including any toolkit-dependent
  30  * work that needs to be done.
  31  */
  32 gboolean
  33 initialize_color(color_t *color, guint16 red, guint16 green, guint16 blue)
  34 {
  35     QColor qc;
  36
  37     // color_t uses 16-bit components to match Gtk+. Qt use 8.
  38     qc.setRgb(red>>8, green>>8, blue>>8);
  39     if (!qc.isValid())
  40         return FALSE;
  41
  42     // Match what color_filters.c does.
  43     color->red = red;
  44     color->green = green;
  45     color->blue = blue;
  46     color->pixel = 0;
  47     return TRUE;
  48 }
  49
  50 ColorUtils::ColorUtils(QObject *parent) :
  51     QObject(parent)
  52 {
  53 }
  54
  55 QColor ColorUtils::fromColorT (color_t *color) {
  56     if (!color) return QColor();
  57     return QColor(color->red >> 8, color->green >> 8, color->blue >> 8);
  58 }
  59
  60 QColor ColorUtils::fromColorT(color_t color)
  61 {
  62     return fromColorT(&color);
  63 }
  64
  65 /*
  66  * Editor modelines
  67  *
  68  * Local Variables:
  69  * c-basic-offset: 4
  70  * tab-width: 8
  71  * indent-tabs-mode: nil
  72  * End:
  73  *
  74  * ex: set shiftwidth=4 tabstop=8 expandtab:
  75  * :indentSize=4:tabSize=8:noTabs=true:
  76  */