tools/qvfb/qvfbmmap.h
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the tools applications of the Qt Toolkit.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
    12 ** You may use this file in accordance with the terms and conditions
       
    13 ** contained in the Technology Preview License Agreement accompanying
       
    14 ** this package.
       
    15 **
       
    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
    19 ** Foundation and appearing in the file LICENSE.LGPL included in the
       
    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
       
    23 **
       
    24 ** In addition, as a special exception, Nokia gives you certain additional
       
    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
    27 **
       
    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 #ifndef QVFB_MMAP_PROTOCOL_H
       
    42 #define QVFB_MMAP_PROTOCOL_H
       
    43 
       
    44 #include "qvfbprotocol.h"
       
    45 
       
    46 QT_BEGIN_NAMESPACE
       
    47 
       
    48 class QVFbHeader;
       
    49 class QTimer;
       
    50 class QMMapViewProtocol : public QVFbViewProtocol
       
    51 {
       
    52     Q_OBJECT
       
    53 public:
       
    54     QMMapViewProtocol(int display_id, const QSize &size, int depth, QObject *parent = 0);
       
    55     ~QMMapViewProtocol();
       
    56 
       
    57     int width() const;
       
    58     int height() const;
       
    59     int depth() const;
       
    60     int linestep() const;
       
    61     int  numcols() const;
       
    62     QVector<QRgb> clut() const;
       
    63     unsigned char *data() const;
       
    64     int brightness() const;
       
    65 
       
    66     void setRate(int);
       
    67     int rate() const;
       
    68 
       
    69 protected slots:
       
    70     void flushChanges();
       
    71 
       
    72 protected:
       
    73     QVFbKeyProtocol *keyHandler() const { return kh; }
       
    74     QVFbMouseProtocol *mouseHandler() const { return mh; }
       
    75 
       
    76 private:
       
    77     QVFbKeyPipeProtocol *kh;
       
    78     QVFbMouseLinuxTP *mh;
       
    79     QVFbHeader *hdr;
       
    80     QString fileName;
       
    81     int fd;
       
    82     size_t dataSize;
       
    83     size_t displaySize;
       
    84     unsigned char *dataCache;
       
    85     QTimer *mRefreshTimer;
       
    86     WId windowId;
       
    87 };
       
    88 
       
    89 QT_END_NAMESPACE
       
    90 
       
    91 #endif