#include <InputHandler.h>

Inheritance diagram for osmscout::InputHandler:

Signals
void	viewChanged (const MapView &view)

Public Member Functions
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	touch (const QTouchEvent &event)

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

Protected Attributes
MapView	view

Detailed Description

Input handler retrieve all inputs from user and may change MapView (emits viewChange signal). If handler don't accept specific action, returns false. In such case, default handler for this action should be activated.

Input handlers is application of behaviour pattern. It solves problems like:

what should happen when finger is on the screen and plus button is pressed
recognising multitouch gestures

Qt provides api for register custom gesture recognizers, but it is not available in QML world and its api don't fit to Map application requierements.

Handler also controls map animations.

Constructor & Destructor Documentation

◆ InputHandler()

osmscout::InputHandler::InputHandler ( const MapView & view )

explicit

◆ ~InputHandler()

osmscout::InputHandler::~InputHandler ( )

overridedefault

Member Function Documentation

◆ animationInProgress()

bool osmscout::InputHandler::animationInProgress ( )

virtual

Reimplemented in osmscout::MultitouchHandler, osmscout::DragHandler, osmscout::JumpHandler, and osmscout::MoveHandler.

Referenced by osmscout::MapWidget::changeView(), and osmscout::MapWidget::paint().

◆ currentPosition()

bool osmscout::InputHandler::currentPosition	(	bool	locationValid,
		osmscout::GeoCoord	currentPosition
	)

virtual

Reimplemented in osmscout::LockHandler.

Referenced by osmscout::MapWidget::locationChanged(), and osmscout::MapWidget::setLockToPosition().

◆ focusOutEvent()

bool osmscout::InputHandler::focusOutEvent ( QFocusEvent * event )

virtual

Reimplemented in osmscout::LockHandler.

Referenced by osmscout::MapWidget::focusOutEvent().

◆ isFollowVehicle()

bool osmscout::InputHandler::isFollowVehicle ( )

virtual

Reimplemented in osmscout::VehicleFollowHandler.

Referenced by osmscout::MapWidget::setFollowVehicle(), osmscout::MapWidget::setVehicleAutoRotateMap(), and osmscout::MapWidget::SetVehiclePosition().

◆ isLockedToPosition()

bool osmscout::InputHandler::isLockedToPosition ( )

virtual

Reimplemented in osmscout::VehicleFollowHandler, and osmscout::LockHandler.

◆ move()

bool osmscout::InputHandler::move ( const QVector2D & vector )

virtual

Reimplemented in osmscout::MultitouchHandler, osmscout::DragHandler, and osmscout::MoveHandler.

Referenced by osmscout::MapWidget::move().

◆ painted()

void osmscout::InputHandler::painted ( )

virtual

◆ pivotBy()

bool osmscout::InputHandler::pivotBy ( double angleChange )

virtual

Reimplemented in osmscout::MoveHandler.

Referenced by osmscout::MapWidget::pivotBy().

◆ rotateBy()

bool osmscout::InputHandler::rotateBy ( double angleChange )

virtual

Reimplemented in osmscout::MultitouchHandler, osmscout::DragHandler, and osmscout::MoveHandler.

Referenced by osmscout::MapWidget::rotateLeft(), and osmscout::MapWidget::rotateRight().

◆ rotateTo()

bool osmscout::InputHandler::rotateTo ( double angle )

virtual

Reimplemented in osmscout::MoveHandler.

Referenced by osmscout::MapWidget::rotateTo().

◆ showCoordinates()

bool osmscout::InputHandler::showCoordinates	(	const osmscout::GeoCoord &	coord,
		const osmscout::Magnification &	magnification,
		const osmscout::Bearing &	bearing
	)