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authortpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2010-08-02 19:12:15 +0000
committertpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2010-08-02 19:12:15 +0000
commit4c3c7eaa2d225ecc0c16644f1a23e848bf539164 (patch)
treee2ec7ae4bdc3be1f6ffbc999802b6db8db1ad9c3 /qtinterface/qt4/Qt/qrgb.h
parent60cbdb4674377338156be84fc3890358e44f23ba (diff)
downloadtqtinterface-4c3c7eaa2d225ecc0c16644f1a23e848bf539164.tar.gz
tqtinterface-4c3c7eaa2d225ecc0c16644f1a23e848bf539164.zip
Starting work on Qt4 interface...
git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/dependencies/tqtinterface@1158413 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial Usage
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QRGB_H
+#define QRGB_H
+
+#include <QtCore/qglobal.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Gui)
+
+typedef unsigned int QRgb; // RGB triplet
+
+const QRgb RGB_MASK = 0x00ffffff; // masks RGB values
+
+Q_GUI_EXPORT_INLINE int qRed(QRgb rgb) // get red part of RGB
+{ return ((rgb >> 16) & 0xff); }
+
+Q_GUI_EXPORT_INLINE int qGreen(QRgb rgb) // get green part of RGB
+{ return ((rgb >> 8) & 0xff); }
+
+Q_GUI_EXPORT_INLINE int qBlue(QRgb rgb) // get blue part of RGB
+{ return (rgb & 0xff); }
+
+Q_GUI_EXPORT_INLINE int qAlpha(QRgb rgb) // get alpha part of RGBA
+{ return ((rgb >> 24) & 0xff); }
+
+Q_GUI_EXPORT_INLINE QRgb qRgb(int r, int g, int b)// set RGB value
+{ return (0xffu << 24) | ((r & 0xff) << 16) | ((g & 0xff) << 8) | (b & 0xff); }
+
+Q_GUI_EXPORT_INLINE QRgb qRgba(int r, int g, int b, int a)// set RGBA value
+{ return ((a & 0xff) << 24) | ((r & 0xff) << 16) | ((g & 0xff) << 8) | (b & 0xff); }
+
+Q_GUI_EXPORT_INLINE int qGray(int r, int g, int b)// convert R,G,B to gray 0..255
+{ return (r*11+g*16+b*5)/32; }
+
+Q_GUI_EXPORT_INLINE int qGray(QRgb rgb) // convert RGB to gray 0..255
+{ return qGray(qRed(rgb), qGreen(rgb), qBlue(rgb)); }
+
+Q_GUI_EXPORT_INLINE bool qIsGray(QRgb rgb)
+{ return qRed(rgb) == qGreen(rgb) && qRed(rgb) == qBlue(rgb); }
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QRGB_H