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# qcolormap.h

Go to the documentation of this file.

    00001 /****************************************************************************
    00002 **
    00003 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
    00004 ** All rights reserved.
    00005 ** Contact: Nokia Corporation (qt-info@nokia.com)
    00006 **
    00007 ** This file is part of the QtGui module of the Qt Toolkit.
    00008 **
    00009 ** $QT_BEGIN_LICENSE:LGPL$
    00010 ** Commercial Usage
    00011 ** Licensees holding valid Qt Commercial licenses may use this file in
    00012 ** accordance with the Qt Commercial License Agreement provided with the
    00013 ** Software or, alternatively, in accordance with the terms contained in
    00014 ** a written agreement between you and Nokia.
    00015 **
    00016 ** GNU Lesser General Public License Usage
    00017 ** Alternatively, this file may be used under the terms of the GNU Lesser
    00018 ** General Public License version 2.1 as published by the Free Software
    00019 ** Foundation and appearing in the file LICENSE.LGPL included in the
    00020 ** packaging of this file.  Please review the following information to
    00021 ** ensure the GNU Lesser General Public License version 2.1 requirements
    00022 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
    00023 **
    00024 ** In addition, as a special exception, Nokia gives you certain additional
    00025 ** rights.  These rights are described in the Nokia Qt LGPL Exception
    00026 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this module.
    00027 **
    00028 ** GNU General Public License Usage
    00029 ** Alternatively, this file may be used under the terms of the GNU
    00030 ** General Public License version 3.0 as published by the Free Software
    00031 ** Foundation and appearing in the file LICENSE.GPL included in the
    00032 ** packaging of this file.  Please review the following information to
    00033 ** ensure the GNU General Public License version 3.0 requirements will be
    00034 ** met: http://www.gnu.org/copyleft/gpl.html.
    00035 **
    00036 ** If you have questions regarding the use of this file, please contact
    00037 ** Nokia at qt-info@nokia.com.
    00038 ** $QT_END_LICENSE$
    00039 **
    00040 ****************************************************************************/
    00041
    00042 #ifndef QCOLORMAP_H
    00043 #define QCOLORMAP_H
    00044
    00045 #include <QtCore/qatomic.h>
    00046 #include <QtGui/qrgb.h>
    00047 #include <QtCore/qvector.h>
    00048 #include <QtGui/qwindowdefs.h>
    00049
    00050 QT_BEGIN_HEADER
    00051
    00052 QT_BEGIN_NAMESPACE
    00053
    00054 QT_MODULE(Gui)
    00055
    00056 class QColor;
    00057 class QColormapPrivate;
    00058
    00059 class Q_GUI_EXPORT QColormap
    00060 {
    00061 public:
    00062     enum Mode { Direct, Indexed, Gray };
    00063
    00064     static void initialize();
    00065     static void cleanup();
    00066
    00067     static QColormap instance(int screen = -1);
    00068
    00069     QColormap(const QColormap &colormap);
    00070     ~QColormap();
    00071
    00072     QColormap &operator=(const QColormap &colormap);
    00073
    00074     Mode mode() const;
    00075
    00076     int depth() const;
    00077     int size() const;
    00078
    00079     uint pixel(const QColor &color) const;
    00080     const QColor colorAt(uint pixel) const;
    00081
    00082     const QVector<QColor> colormap() const;
    00083
    00084 #ifdef Q_WS_WIN
    00085     static HPALETTE hPal();
    00086 #endif
    00087
    00088 private:
    00089     QColormap();
    00090     QColormapPrivate *d;
    00091 };
    00092
    00093 QT_END_NAMESPACE
    00094
    00095 QT_END_HEADER
    00096
    00097 #endif // QCOLORMAP_H