com.googlecode.mgwt.dom.client.recognizer.pinch

Class PinchRecognizer

java.lang.Object

com.googlecode.mgwt.dom.client.recognizer.pinch.PinchRecognizer

All Implemented Interfaces:

com.google.gwt.event.shared.EventHandler, TouchCancelHandler, TouchEndHandler, TouchHandler, TouchMoveHandler, TouchStartHandler

public class PinchRecognizer
extends Object
implements TouchHandler

A PinchRecognizer tracks two finger on a screen that perform a zooming / pinching action

Author:

Daniel Kurka

Constructor Summary

Constructors

Constructor and Description
PinchRecognizer(com.google.gwt.event.shared.HasHandlers source, OffsetProvider offsetProvider) Construct a PinchRecognizer

Method Summary

Modifier and Type	Method and Description
protected EventPropagator	getEventPropagator()
void	onTouchCanceled(TouchCancelEvent event) Called when a touch cancel event is fired.
void	onTouchEnd(TouchEndEvent event) Called when a touch end event is fired.
void	onTouchMove(TouchMoveEvent event) Called when a touch end move is fired.
void	onTouchStart(TouchStartEvent event) onTouchStart
protected void	setEventPropagator(EventPropagator eventPropagator)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PinchRecognizer

public PinchRecognizer(com.google.gwt.event.shared.HasHandlers source,
                       OffsetProvider offsetProvider)

Construct a PinchRecognizer

Parameters:

source - the source to fire events on

offsetProvider - the offset provider

Method Detail

onTouchStart

public void onTouchStart(TouchStartEvent event)

Description copied from interface: TouchStartHandler

onTouchStart

Specified by:

onTouchStart in interface TouchStartHandler

Parameters:

event - a TouchStartEvent object.

onTouchMove

public void onTouchMove(TouchMoveEvent event)

Description copied from interface: TouchMoveHandler

Called when a touch end move is fired.

Specified by:

onTouchMove in interface TouchMoveHandler

Parameters:

event - the TouchMoveEvent that was fired

onTouchEnd

public void onTouchEnd(TouchEndEvent event)

Description copied from interface: TouchEndHandler

Called when a touch end event is fired.

Specified by:

onTouchEnd in interface TouchEndHandler

Parameters:

event - the TouchEndEvent that was fired

onTouchCanceled

public void onTouchCanceled(TouchCancelEvent event)

Description copied from interface: TouchCancelHandler

Called when a touch cancel event is fired.

Specified by:

onTouchCanceled in interface TouchCancelHandler

Parameters:

event - the TouchCancelEvent that was fired

getEventPropagator

protected EventPropagator getEventPropagator()

setEventPropagator

protected void setEventPropagator(EventPropagator eventPropagator)