doc/html/qglcolormap-h.html


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<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qglcolormap.h</h1>

<p>This is the verbatim text of the qglcolormap.h include file. It is provided only for illustration; the copyright remains with Trolltech.
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<pre>
/****************************************************************************
** $Id: qt/qglcolormap.h   3.3.8   edited Jan 11 14:38 $
**
** Definition of QGLColormap class
**
** Created : 20010326
**
** Copyright (C) 1992-2007 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 file LICENSE.GPL 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
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**
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** 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 &amp; );
    ~QGLColormap();
    
    QGLColormap &amp;operator=( const QGLColormap &amp; );
    
    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 &amp; 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&lt;QRgb&gt; cells;
	Qt::HANDLE      cmapHandle;
    };
    
    Private * d;

    friend class QGLWidget;
};

#endif
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