/****************************************************************************+
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**+
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the tools applications of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:LGPL$+
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** No Commercial Usage+
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** This file contains pre-release code and may not be distributed.+
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** You may use this file in accordance with the terms and conditions+
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** contained in the Technology Preview License Agreement accompanying+
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** this package.+
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**+
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** GNU Lesser General Public License Usage+
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** Alternatively, this file may be used under the terms of the GNU Lesser+
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** General Public License version 2.1 as published by the Free Software+
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** Foundation and appearing in the file LICENSE.LGPL included in the+
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** packaging of this file.  Please review the following information to+
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** ensure the GNU Lesser General Public License version 2.1 requirements+
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at qt-info@nokia.com.+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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#ifndef QVFB_SHM_PROTOCOL_H+
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#define QVFB_SHM_PROTOCOL_H+
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+
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#include "qvfbprotocol.h"+
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+
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QT_BEGIN_NAMESPACE+
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+
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class QVFbHeader;+
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class QTimer;+
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class QShMemViewProtocol : public QVFbViewProtocol+
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{+
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    Q_OBJECT+
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public:+
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    QShMemViewProtocol(int display_id, const QSize &size, int depth, QObject *parent = 0);+
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    ~QShMemViewProtocol();+
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+
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    int width() const;+
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    int height() const;+
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    int depth() const;+
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    int linestep() const;+
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    int  numcols() const;+
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    QVector<QRgb> clut() const;+
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    unsigned char *data() const;+
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    int brightness() const;+
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+
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    void setRate(int);+
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    int rate() const;+
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+
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protected slots:+
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    void flushChanges();+
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+
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protected:+
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    QVFbKeyProtocol *keyHandler() const { return kh; }+
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    QVFbMouseProtocol *mouseHandler() const { return mh; }+
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+
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private:+
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    QVFbKeyPipeProtocol *kh;+
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    QVFbMousePipe *mh;+
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    QVFbHeader *hdr;+
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    size_t displaySize;+
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    unsigned char *dataCache;+
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    int lockId;+
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    int shmId;+
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    QTimer *mRefreshTimer;+
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    WId windowId;+
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};+
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+
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QT_END_NAMESPACE+
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+
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#endif+
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