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