/usr/include/qwt/qwt_magnifier.h is in libqwt-headers 6.1.2-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 | /* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
* Qwt Widget Library
* Copyright (C) 1997 Josef Wilgen
* Copyright (C) 2002 Uwe Rathmann
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the Qwt License, Version 1.0
*****************************************************************************/
#ifndef QWT_MAGNIFIER_H
#define QWT_MAGNIFIER_H 1
#include "qwt_global.h"
#include <qobject.h>
class QWidget;
class QMouseEvent;
class QWheelEvent;
class QKeyEvent;
/*!
\brief QwtMagnifier provides zooming, by magnifying in steps.
Using QwtMagnifier a plot can be zoomed in/out in steps using
keys, the mouse wheel or moving a mouse button in vertical direction.
*/
class QWT_EXPORT QwtMagnifier: public QObject
{
Q_OBJECT
public:
explicit QwtMagnifier( QWidget * );
virtual ~QwtMagnifier();
QWidget *parentWidget();
const QWidget *parentWidget() const;
void setEnabled( bool );
bool isEnabled() const;
// mouse
void setMouseFactor( double );
double mouseFactor() const;
void setMouseButton( Qt::MouseButton, Qt::KeyboardModifiers = Qt::NoModifier );
void getMouseButton( Qt::MouseButton &, Qt::KeyboardModifiers & ) const;
// mouse wheel
void setWheelFactor( double );
double wheelFactor() const;
void setWheelModifiers( Qt::KeyboardModifiers );
Qt::KeyboardModifiers wheelModifiers() const;
// keyboard
void setKeyFactor( double );
double keyFactor() const;
void setZoomInKey( int key, Qt::KeyboardModifiers = Qt::NoModifier );
void getZoomInKey( int &key, Qt::KeyboardModifiers & ) const;
void setZoomOutKey( int key, Qt::KeyboardModifiers = Qt::NoModifier );
void getZoomOutKey( int &key, Qt::KeyboardModifiers & ) const;
virtual bool eventFilter( QObject *, QEvent * );
protected:
/*!
Rescale the parent widget
\param factor Scale factor
*/
virtual void rescale( double factor ) = 0;
virtual void widgetMousePressEvent( QMouseEvent * );
virtual void widgetMouseReleaseEvent( QMouseEvent * );
virtual void widgetMouseMoveEvent( QMouseEvent * );
virtual void widgetWheelEvent( QWheelEvent * );
virtual void widgetKeyPressEvent( QKeyEvent * );
virtual void widgetKeyReleaseEvent( QKeyEvent * );
private:
class PrivateData;
PrivateData *d_data;
};
#endif
|