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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QVFBVIEW_H
#define QVFBVIEW_H
//#ifdef QT_NO_OPENGL
#include <QWidget>
//#else
//#define QVFB_USE_GLWIDGET
//#include <QGLWidget>
//#endif
QT_BEGIN_NAMESPACE
class QImage;
class QTimer;
class QAnimationWriter;
struct QVFbHeader;
class QVFbViewProtocol;
class QX11EmbedContainer;
class QVFbAbstractView :
#ifdef QVFB_USE_GLWIDGET
public QGLWidget
#else
public QWidget
#endif
{
Q_OBJECT
public:
enum Rotation { Rot0, Rot90, Rot180, Rot270 };
enum PixelFormat { DefaultFormat, GrayscaleFormat, RGBFormat, ARGBFormat };
QVFbAbstractView( QWidget *parent = 0);
virtual ~QVFbAbstractView();
virtual int displayId() const = 0;
virtual int displayWidth() const = 0;
virtual int displayHeight() const = 0;
virtual int displayDepth() const = 0;
virtual PixelFormat displayFormat() const { return DefaultFormat; }
virtual Rotation displayRotation() const = 0;
virtual void setGamma(double gr, double gg, double gb) = 0;
virtual double gammaRed() const = 0;
virtual double gammaGreen() const = 0;
virtual double gammaBlue() const = 0;
virtual void getGamma(int i, QRgb& rgb) = 0;
virtual bool touchScreenEmulation() const = 0;
virtual bool lcdScreenEmulation() const = 0;
virtual int rate() = 0;
virtual bool animating() const = 0;
virtual QImage image() const = 0;
virtual void setRate(int) = 0;
virtual double zoomH() const = 0;
virtual double zoomV() const = 0;
public slots:
virtual void setTouchscreenEmulation( bool ) = 0;
virtual void setLcdScreenEmulation( bool ) = 0;
virtual void setZoom( double, double ) = 0;
virtual void setRotation(Rotation) = 0;
virtual void startAnimation( const QString& ) = 0;
virtual void stopAnimation() = 0;
virtual void skinKeyPressEvent( int code, const QString& text, bool autorep=FALSE ) = 0;
virtual void skinKeyReleaseEvent( int code, const QString& text, bool autorep=FALSE ) = 0;
virtual void setViewFormat(PixelFormat) {}
virtual void embedDisplay(WId) {}
};
class QVFbView : public QVFbAbstractView
{
Q_OBJECT
public:
QVFbView(int id, int w, int h, int d, Rotation r, QWidget *parent = 0);
virtual ~QVFbView();
int displayId() const;
int displayWidth() const;
int displayHeight() const;
int displayDepth() const;
PixelFormat displayFormat() const;
Rotation displayRotation() const;
bool touchScreenEmulation() const { return emulateTouchscreen; }
bool lcdScreenEmulation() const { return emulateLcdScreen; }
int rate() { return refreshRate; }
bool animating() const { return !!animation; }
QImage image() const;
void setGamma(double gr, double gg, double gb);
double gammaRed() const { return gred; }
double gammaGreen() const { return ggreen; }
double gammaBlue() const { return gblue; }
void getGamma(int i, QRgb& rgb);
void skinMouseEvent(QMouseEvent *e);
double zoomH() const { return hzm; }
double zoomV() const { return vzm; }
QSize sizeHint() const;
void setRate(int);
public slots:
void setTouchscreenEmulation(bool);
void setLcdScreenEmulation(bool);
void setZoom(double, double);
void setRotation(Rotation);
void startAnimation(const QString&);
void stopAnimation();
void skinKeyPressEvent(int code, const QString& text, bool autorep=FALSE);
void skinKeyReleaseEvent(int code, const QString& text, bool autorep=FALSE);
void setViewFormat(PixelFormat);
#ifdef Q_WS_X11
void embedDisplay(WId id);
#endif
protected slots:
void refreshDisplay(const QRect &);
protected:
QImage getBuffer(const QRect &r, int &leading) const;
void drawScreen(const QRect &r);
void sendMouseData(const QPoint &pos, int buttons, int wheel);
void sendKeyboardData(QString unicode, int keycode, int modifiers,
bool press, bool repeat);
//virtual bool eventFilter(QObject *obj, QEvent *e);
virtual void paintEvent(QPaintEvent *pe);
virtual void contextMenuEvent(QContextMenuEvent *e);
virtual void mousePressEvent(QMouseEvent *e);
virtual void mouseDoubleClickEvent(QMouseEvent *e);
virtual void mouseReleaseEvent(QMouseEvent *e);
virtual void mouseMoveEvent(QMouseEvent *e);
virtual void wheelEvent(QWheelEvent *e);
virtual void keyPressEvent(QKeyEvent *e);
virtual void keyReleaseEvent(QKeyEvent *e);
virtual bool event(QEvent *event);
private:
void setDirty(const QRect&);
int viewdepth; // "faked" depth
PixelFormat viewFormat;
int rsh;
int gsh;
int bsh;
int rmax;
int gmax;
int bmax;
int contentsWidth;
int contentsHeight;
double gred, ggreen, gblue;
QRgb* gammatable;
int refreshRate;
QAnimationWriter *animation;
double hzm,vzm;
QVFbViewProtocol *mView;
bool emulateTouchscreen;
bool emulateLcdScreen;
Rotation rotation;
#ifdef Q_WS_X11
QX11EmbedContainer *embedContainer;
#endif
};
QT_END_NAMESPACE
#endif
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