1 /****************************************************************************
3 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
4 ** Contact: http://www.qt-project.org/
6 ** This file is part of the QtOpenGL module of the Qt Toolkit.
8 ** $QT_BEGIN_LICENSE:LGPL$
9 ** GNU Lesser General Public License Usage
10 ** This file may be used under the terms of the GNU Lesser General Public
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12 ** appearing in the file LICENSE.LGPL included in the packaging of this
13 ** file. Please review the following information to ensure the GNU Lesser
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17 ** In addition, as a special exception, Nokia gives you certain additional
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19 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
21 ** GNU General Public License Usage
22 ** Alternatively, this file may be used under the terms of the GNU General
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40 ****************************************************************************/
45 #include <QtGui/qcolor.h>
46 #include <QtCore/qvector.h>
53 class Q_OPENGL_EXPORT QGLColormap
57 QGLColormap(const QGLColormap &);
60 QGLColormap &operator=(const QGLColormap &);
66 void setEntries(int count, const QRgb * colors, int base = 0);
67 void setEntry(int idx, QRgb color);
68 void setEntry(int idx, const QColor & color);
69 QRgb entryRgb(int idx) const;
70 QColor entryColor(int idx) const;
71 int find(QRgb color) const;
72 int findNearest(QRgb color) const;
75 Qt::HANDLE handle() { return d ? d->cmapHandle : 0; }
76 void setHandle(Qt::HANDLE ahandle) { d->cmapHandle = ahandle; }
79 struct QGLColormapData {
82 Qt::HANDLE cmapHandle;
86 static struct QGLColormapData shared_null;
87 static void cleanup(QGLColormapData *x);
90 friend class QGLWidget;
91 friend class QGLWidgetPrivate;
94 inline void QGLColormap::detach()
96 if (d->ref.load() != 1)
104 #endif // QGLCOLORMAP_H