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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the tools applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QVFBPROTOCOL_H
#define QVFBPROTOCOL_H
#include <QImage>
#include <QVector>
#include <QColor>
QT_BEGIN_NAMESPACE
class QVFbKeyProtocol;
class QVFbMouseProtocol;
class QVFbViewProtocol : public QObject
{
Q_OBJECT
public:
QVFbViewProtocol(int display_id, QObject *parent = 0);
virtual ~QVFbViewProtocol();
int id() const { return mDisplayId; }
void sendKeyboardData(QString unicode, int keycode,
int modifiers, bool press, bool repeat);
void sendMouseData(const QPoint &pos, int buttons, int wheel);
virtual int width() const = 0;
virtual int height() const = 0;
virtual int depth() const = 0;
virtual int linestep() const = 0;
virtual int numcols() const = 0;
virtual QVector<QRgb> clut() const = 0;
virtual unsigned char *data() const = 0;
virtual int brightness() const = 0;
virtual void setRate(int) {}
public slots:
virtual void flushChanges();
signals:
void displayDataChanged(const QRect &);
void displayEmbedRequested(WId windowId);
protected:
virtual QVFbKeyProtocol *keyHandler() const = 0;
virtual QVFbMouseProtocol *mouseHandler() const = 0;
private:
int mDisplayId;
};
class QVFbKeyProtocol
{
public:
QVFbKeyProtocol(int display_id) : mDisplayId(display_id) {}
virtual ~QVFbKeyProtocol() {}
int id() const { return mDisplayId; }
virtual void sendKeyboardData(QString unicode, int keycode,
int modifiers, bool press, bool repeat) = 0;
private:
int mDisplayId;
};
class QVFbMouseProtocol
{
public:
QVFbMouseProtocol(int display_id) : mDisplayId(display_id) {}
virtual ~QVFbMouseProtocol() {}
int id() const { return mDisplayId; }
virtual void sendMouseData(const QPoint &pos, int buttons, int wheel) = 0;
private:
int mDisplayId;
};
/* since there is very little variation in input protocols defaults are
provided */
class QVFbKeyPipeProtocol : public QVFbKeyProtocol
{
public:
QVFbKeyPipeProtocol(int display_id);
~QVFbKeyPipeProtocol();
void sendKeyboardData(QString unicode, int keycode,
int modifiers, bool press, bool repeat);
QString pipeName() const { return fileName; }
private:
int fd;
QString fileName;
};
class QVFbMousePipe: public QVFbMouseProtocol
{
public:
QVFbMousePipe(int display_id);
~QVFbMousePipe();
void sendMouseData(const QPoint &pos, int buttons, int wheel);
QString pipeName() const { return fileName; }
protected:
int fd;
QString fileName;
};
class QTimer;
class QVFbMouseLinuxTP : public QObject, public QVFbMousePipe
{
Q_OBJECT
public:
QVFbMouseLinuxTP(int display_id);
~QVFbMouseLinuxTP();
void sendMouseData(const QPoint &pos, int buttons, int wheel);
protected slots:
void repeatLastPress();
protected:
void writeToPipe(const QPoint &pos, ushort pressure);
QPoint lastPos;
QTimer *repeater;
};
QT_END_NAMESPACE
#endif
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