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qscreenahigl_qws.h Example File
qws/ahigl/qscreenahigl_qws.h

 /****************************************************************************
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 ** Copyright (C) 1992-2008 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
 **
 ** This file is part of the documentation of the Qt Toolkit.
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 ** Licensees holding a valid Qt License Agreement may use this file in
 ** accordance with the rights, responsibilities and obligations
 ** contained therein.  Please consult your licensing agreement or
 ** contact [email protected] if any conditions of this licensing
 ** agreement are not clear to you.
 **
 ** Further information about Qt licensing is available at:
 ** http://trolltech.com/products/appdev/licensing.
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 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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 #ifndef QAHIGLSCREEN_H
 #define QAHIGLSCREEN_H

 #include <QGLScreen>
 #include <QWSServer>

 class QAhiGLScreenPrivate;

 class QAhiGLScreen : public QGLScreen
 {
 public:
     QAhiGLScreen(int displayId);
     virtual ~QAhiGLScreen();

     bool initDevice();
     bool connect(const QString &displaySpec);
     void disconnect();
     void shutdownDevice();

     void setMode(int width, int height, int depth);
     void blank(bool on);

     void exposeRegion(QRegion r, int changing);

     QWSWindowSurface* createSurface(QWidget *widget) const;
     QWSWindowSurface* createSurface(const QString &key) const;

     bool hasOpenGL();

 private:
     void invalidateTexture(int windowIndex);
     void redrawScreen();
     void drawWindow(QWSWindow *win, qreal progress);
     void drawQuad(const QRect &textureGeometry,
                   const QRect &subGeometry,
                   const QRect &screenGeometry);
     void drawQuadWavyFlag(const QRect &textureGeometry,
                           const QRect &subTexGeometry,
                           const QRect &screenGeometry,
                           float progress);

     QAhiGLScreenPrivate *d_ptr;
     friend class QAhiGLScreenPrivate;
 };

 #endif // QAHIGLSCREEN_H