libosmscout  0.1
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osmscout::ZoomGestureHandler Class Reference
Qt API

#include <InputHandler.h>

+ Inheritance diagram for osmscout::ZoomGestureHandler:

Public Member Functions

bool touch (const QTouchEvent &event) override
 
 ZoomGestureHandler (const MapView &view, const QPoint &p, double zoomDistance)
 
 ~ZoomGestureHandler () override=default
 
- Public Member Functions inherited from osmscout::InputHandler
virtual bool animationInProgress ()
 
virtual bool currentPosition (bool locationValid, osmscout::GeoCoord currentPosition)
 
virtual bool focusOutEvent (QFocusEvent *event)
 
 InputHandler (const MapView &view)
 
virtual bool isFollowVehicle ()
 
virtual bool isLockedToPosition ()
 
virtual bool move (const QVector2D &vector)
 
virtual void painted ()
 
virtual bool pivotBy (double angleChange)
 
virtual bool rotateBy (double angleChange)
 
virtual bool rotateTo (double angle)
 
virtual bool showCoordinates (const osmscout::GeoCoord &coord, const osmscout::Magnification &magnification, const osmscout::Bearing &bearing)
 
virtual bool vehiclePosition (const VehiclePosition &vehiclePosition, bool autoRotateMap)
 
virtual void widgetResized (const QSizeF &widgetSize)
 
virtual bool zoom (double zoomFactor, const QPoint &widgetPosition, const QRect &widgetDimension)
 
 ~InputHandler () override=default
 

Additional Inherited Members

- Signals inherited from osmscout::InputHandler
void viewChanged (const MapView &view)
 
- Protected Attributes inherited from osmscout::InputHandler
MapView view
 

Detailed Description

Handler for zoom gesture with one finger, activated by tap and press usually.

Constructor & Destructor Documentation

◆ ZoomGestureHandler()

osmscout::ZoomGestureHandler::ZoomGestureHandler ( const MapView &  view,
const QPoint &  p,
double  zoomDistance 
)
Parameters
view
p- where the gesture start
zoomDistance- distance [in pixels] where zoom is doubled/halved

◆ ~ZoomGestureHandler()

osmscout::ZoomGestureHandler::~ZoomGestureHandler ( )
overridedefault

Member Function Documentation

◆ touch()

bool osmscout::ZoomGestureHandler::touch ( const QTouchEvent &  event)
overridevirtual

Reimplemented from osmscout::InputHandler.

References osmscout::Magnification::GetMagnification(), osmscout::MapView::magnification, osmscout::Magnification::SetMagnification(), osmscout::InputHandler::view, osmscout::InputHandler::viewChanged(), and osmscout::InputHandler::zoom().

The documentation for this class was generated from the following files: