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qcolormap.h

/****************************************************************************
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 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 GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at sales@trolltech.com.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/

#ifndef QCOLORMAP_H
#define QCOLORMAP_H

#include <QtCore/qatomic.h>
#include <QtGui/qrgb.h>
#include <QtCore/qvector.h>
#include <QtGui/qwindowdefs.h>

QT_BEGIN_HEADER

QT_MODULE(Gui)

class QColor;
class QColormapPrivate;

00039 class Q_GUI_EXPORT QColormap
{
public:
00042     enum Mode { Direct, Indexed, Gray };

    static void initialize();
    static void cleanup();

    static QColormap instance(int screen = -1);

    QColormap(const QColormap &colormap);
    ~QColormap();

    QColormap &operator=(const QColormap &colormap);

    Mode mode() const;

    int depth() const;
    int size() const;

    uint pixel(const QColor &color) const;
    const QColor colorAt(uint pixel) const;

    const QVector<QColor> colormap() const;

#ifdef Q_WS_WIN
    static HPALETTE hPal();
#endif

private:
    QColormap();
    QColormapPrivate *d;
};

QT_END_HEADER

#endif // QCOLORMAP_H

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