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qt3/src/opengl/qglcolormap.h

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/****************************************************************************
**
** Definition of QGLColormap class
**
** Created : 20010326
**
** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
**
** This file is part of the opengl module of the Qt GUI Toolkit.
**
** This file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free
** Software Foundation and appearing in the files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
** Alternatively you may (at your option) use any later version
** of the GNU General Public License if such license has been
** publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free Qt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** This file may be used under the terms of the Q Public License as
** defined by Trolltech ASA and appearing in the file LICENSE.QPL
** included in the packaging of this file. Licensees holding valid Qt
** Commercial licenses may use this file in accordance with the Qt
** Commercial License Agreement provided with the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/
#ifndef QGLCOLORMAP_H
#define QGLCOLORMAP_H
#ifndef QT_H
#include "qcolor.h"
#include "qmemarray.h"
#include "qshared.h"
#endif // QT_H
#if !defined( QT_MODULE_OPENGL ) || defined( QT_LICENSE_PROFESSIONAL )
#define QM_EXPORT_OPENGL
#else
#define QM_EXPORT_OPENGL Q_EXPORT
#endif
class QWidget;
class QM_EXPORT_OPENGL QGLColormap
{
public:
QGLColormap();
QGLColormap( const QGLColormap & );
~QGLColormap();
QGLColormap &operator=( const QGLColormap & );
bool isEmpty() const;
int size() const;
void detach();
void setEntries( int count, const QRgb * colors, int base = 0 );
void setEntry( int idx, QRgb color );
void setEntry( int idx, const QColor & color );
QRgb entryRgb( int idx ) const;
QColor entryColor( int idx ) const;
int find( QRgb color ) const;
int findNearest( QRgb color ) const;
private:
class Private : public QShared
{
public:
Private() {
cells.resize( 256 ); // ### hardcoded to 256 entries for now
cmapHandle = 0;
}
~Private() {
}
QMemArray<QRgb> cells;
Qt::HANDLE cmapHandle;
};
Private * d;
friend class QGLWidget;
};
#endif